^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) * rk818 charger driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Copyright (C) 2016 Rockchip Electronics Co., Ltd
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * chenjh <chenjh@rock-chips.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * This program is free software; you can redistribute it and/or modify it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * under the terms and conditions of the GNU General Public License,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * version 2, as published by the Free Software Foundation.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * This program is distributed in the hope it will be useful, but WITHOUT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * more details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/extcon.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/irqdomain.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <linux/jiffies.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include <linux/mfd/rk808.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include <linux/of_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <linux/of_gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #include <linux/power_supply.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include <linux/power/rk_usbbc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #include <linux/regmap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #include <linux/rk_keys.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #include <linux/rtc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #include <linux/timer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #include <linux/workqueue.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #include "rk818_battery.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) static int dbg_enable = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) module_param_named(dbg_level, dbg_enable, int, 0644);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define DBG(args...) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) do { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) if (dbg_enable) { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) pr_info(args); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) } \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) } while (0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #define CG_INFO(fmt, args...) pr_info("rk818-charger: "fmt, ##args)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #define DEFAULT_CHRG_CURRENT 1400
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #define DEFAULT_INPUT_CURRENT 2000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #define DEFAULT_CHRG_VOLTAGE 4200
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define SAMPLE_RES_10MR 10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #define SAMPLE_RES_20MR 20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #define SAMPLE_RES_DIV1 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define SAMPLE_RES_DIV2 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) /* RK818_USB_CTRL_REG */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define INPUT_CUR450MA (0x00)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define INPUT_CUR80MA (0x01)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #define INPUT_CUR850MA (0x02)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #define INPUT_CUR1500MA (0x05)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) #define INPUT_CUR_MSK (0x0f)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) /* RK818_CHRG_CTRL_REG3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) #define CHRG_FINISH_MODE_MSK BIT(5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #define CHRG_FINISH_ANA_SIGNAL (0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) #define CHRG_FINISH_DIG_SIGNAL BIT(5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) /* RK818_SUP_STS_REG */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) #define BAT_EXS BIT(7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) #define USB_VLIMIT_EN BIT(3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) #define USB_CLIMIT_EN BIT(2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) /* RK818_CHRG_CTRL_REG1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) #define CHRG_EN BIT(7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) #define CHRG_CUR_MSK (0x0f)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) /* RK818_INT_STS_MSK_REG2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) #define CHRG_CVTLMT_INT_MSK BIT(6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) #define PLUG_OUT_MSK BIT(1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) #define PLUG_IN_MSK BIT(0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) /* RK818_VB_MON_REG */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) #define PLUG_IN_STS BIT(6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) /* RK818_TS_CTRL_REG */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) #define GG_EN BIT(7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) #define TS2_FUN_ADC BIT(5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) /* RK818_ADC_CTRL_REG */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) #define ADC_TS2_EN BIT(4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) #define CG_DRIVER_VERSION "2.0"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) #define DEFAULT_TS2_THRESHOLD_VOL 4350
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) #define DEFAULT_TS2_VALID_VOL 1000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) #define DEFAULT_TS2_VOL_MULTI 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) #define DEFAULT_TS2_CHECK_CNT 5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) enum charger_t {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) USB_TYPE_UNKNOWN_CHARGER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) USB_TYPE_NONE_CHARGER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) USB_TYPE_USB_CHARGER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) USB_TYPE_AC_CHARGER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) USB_TYPE_CDP_CHARGER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) DC_TYPE_DC_CHARGER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) DC_TYPE_NONE_CHARGER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) OFFLINE = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) ONLINE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) struct temp_chrg_table {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) int temp_down;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) int temp_up;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) u32 chrg_current;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) u8 set_chrg_current;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) struct charger_platform_data {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) u32 max_input_current;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) u32 max_chrg_current;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) u32 max_chrg_voltage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) u32 pwroff_vol;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) u32 power_dc2otg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) u32 dc_det_level;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) int dc_det_pin;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) bool support_dc_det;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) int virtual_power;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) int sample_res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) int otg5v_suspend_enable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) bool extcon;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) int ts2_vol_multi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) struct temp_chrg_table *tc_table;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) u32 tc_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) struct rk818_charger {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) struct platform_device *pdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) struct device *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) struct rk808 *rk818;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) struct regmap *regmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) struct power_supply *ac_psy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) struct power_supply *usb_psy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) struct power_supply *bat_psy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) struct extcon_dev *cable_edev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) struct charger_platform_data *pdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) struct workqueue_struct *usb_charger_wq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) struct workqueue_struct *dc_charger_wq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) struct workqueue_struct *finish_sig_wq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) struct workqueue_struct *ts2_wq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) struct delayed_work dc_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) struct delayed_work usb_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) struct delayed_work host_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) struct delayed_work discnt_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) struct delayed_work finish_sig_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) struct delayed_work irq_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) struct delayed_work ts2_vol_work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) struct notifier_block bc_nb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) struct notifier_block cable_cg_nb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) struct notifier_block cable_host_nb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) struct notifier_block cable_discnt_nb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) struct notifier_block temp_nb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) unsigned int bc_event;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) enum charger_t usb_charger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) enum charger_t dc_charger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) struct regulator *otg5v_rdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) u8 ac_in;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) u8 usb_in;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) u8 otg_in; /* OTG device attached status */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) u8 otg_pmic5v; /* OTG device power supply from PMIC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) u8 dc_in;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) u8 prop_status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) u8 chrg_voltage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) u8 chrg_input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) u8 chrg_current;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) u8 res_div;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) u8 sleep_set_off_reg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) u8 plugin_trigger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) u8 plugout_trigger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) int plugin_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) int plugout_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) int charger_changed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) static int rk818_reg_read(struct rk818_charger *cg, u8 reg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) int ret, val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) ret = regmap_read(cg->regmap, reg, &val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) dev_err(cg->dev, "i2c read reg: 0x%2x failed\n", reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) return val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) static int rk818_reg_write(struct rk818_charger *cg, u8 reg, u8 buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) ret = regmap_write(cg->regmap, reg, buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) dev_err(cg->dev, "i2c write reg: 0x%2x failed\n", reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) static int rk818_reg_set_bits(struct rk818_charger *cg, u8 reg, u8 mask, u8 buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) ret = regmap_update_bits(cg->regmap, reg, mask, buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) dev_err(cg->dev, "i2c set reg: 0x%2x failed\n", reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) static int rk818_reg_clear_bits(struct rk818_charger *cg, u8 reg, u8 mask)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) ret = regmap_update_bits(cg->regmap, reg, mask, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) dev_err(cg->dev, "i2c clr reg: 0x%02x failed\n", reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) static int rk818_cg_online(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) return (cg->ac_in | cg->usb_in | cg->dc_in);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) static int rk818_cg_get_dsoc(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) return rk818_reg_read(cg, RK818_SOC_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) static int rk818_cg_get_avg_current(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) int cur, val = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) val |= rk818_reg_read(cg, RK818_BAT_CUR_AVG_REGL) << 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) val |= rk818_reg_read(cg, RK818_BAT_CUR_AVG_REGH) << 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) if (val & 0x800)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) val -= 4096;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) cur = val * cg->res_div * 1506 / 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) return cur;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) static int rk818_cg_get_ts2_voltage(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) u32 val = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) int voltage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) val |= rk818_reg_read(cg, RK818_TS2_ADC_REGL) << 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) val |= rk818_reg_read(cg, RK818_TS2_ADC_REGH) << 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) /* refer voltage 2.2V, 12bit adc accuracy */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) voltage = val * 2200 * cg->pdata->ts2_vol_multi / 4095;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) DBG("********* ts2 adc=%d, vol=%d\n", val, voltage);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) return voltage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) static u64 get_boot_sec(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) struct timespec64 ts;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) ktime_get_boottime_ts64(&ts);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) return ts.tv_sec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) static int rk818_cg_lowpwr_check(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) u8 buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) static u64 time;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) int current_avg, dsoc, fake_offline = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) buf = rk818_reg_read(cg, RK818_TS_CTRL_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) if (!(buf & GG_EN))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) return fake_offline;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) dsoc = rk818_cg_get_dsoc(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) current_avg = rk818_cg_get_avg_current(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) if ((current_avg < 0) && (dsoc == 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) if (!time)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) time = get_boot_sec();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) if ((get_boot_sec() - time) >= 30) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) fake_offline = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) CG_INFO("low power....soc=%d, current=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) dsoc, current_avg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) time = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) fake_offline = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) DBG("<%s>. t=%lld, dsoc=%d, current=%d, fake_offline=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) __func__, get_boot_sec() - time, dsoc, current_avg, fake_offline);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) return fake_offline;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) static int rk818_cg_get_bat_psy(struct device *dev, void *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) struct rk818_charger *cg = data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) struct power_supply *psy = dev_get_drvdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) if (psy->desc->type == POWER_SUPPLY_TYPE_BATTERY) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) cg->bat_psy = psy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) static void rk818_cg_get_psy(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) if (!cg->bat_psy)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) class_for_each_device(power_supply_class, NULL, (void *)cg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) rk818_cg_get_bat_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) static int rk818_cg_get_bat_max_cur(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) union power_supply_propval val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) rk818_cg_get_psy(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) if (!cg->bat_psy)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) return cg->pdata->max_chrg_current;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) ret = cg->bat_psy->desc->get_property(cg->bat_psy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) POWER_SUPPLY_PROP_CURRENT_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) &val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) if (!ret && val.intval)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) return val.intval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) return cg->pdata->max_chrg_current;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) static int rk818_cg_get_bat_max_vol(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) union power_supply_propval val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) rk818_cg_get_psy(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) if (!cg->bat_psy)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) return cg->pdata->max_chrg_voltage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) ret = cg->bat_psy->desc->get_property(cg->bat_psy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) POWER_SUPPLY_PROP_VOLTAGE_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) &val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) if (!ret && val.intval)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) return val.intval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) return cg->pdata->max_chrg_voltage;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) static enum power_supply_property rk818_ac_props[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) POWER_SUPPLY_PROP_ONLINE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) POWER_SUPPLY_PROP_STATUS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) POWER_SUPPLY_PROP_VOLTAGE_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) POWER_SUPPLY_PROP_CURRENT_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) static enum power_supply_property rk818_usb_props[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) POWER_SUPPLY_PROP_ONLINE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) POWER_SUPPLY_PROP_STATUS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) POWER_SUPPLY_PROP_VOLTAGE_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) POWER_SUPPLY_PROP_CURRENT_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) static int rk818_cg_ac_get_property(struct power_supply *psy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) enum power_supply_property psp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) struct rk818_charger *cg = power_supply_get_drvdata(psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) int fake_offline = 0, ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) if (rk818_cg_online(cg))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) fake_offline = rk818_cg_lowpwr_check(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) switch (psp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) case POWER_SUPPLY_PROP_ONLINE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) if (cg->pdata->virtual_power)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) val->intval = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) else if (fake_offline)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) val->intval = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) val->intval = (cg->ac_in | cg->dc_in);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) DBG("report online: %d\n", val->intval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) case POWER_SUPPLY_PROP_STATUS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) if (cg->pdata->virtual_power)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) val->intval = POWER_SUPPLY_STATUS_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) else if (fake_offline)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) val->intval = cg->prop_status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) DBG("report prop: %d\n", val->intval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) case POWER_SUPPLY_PROP_VOLTAGE_MAX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) val->intval = rk818_cg_get_bat_max_vol(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) case POWER_SUPPLY_PROP_CURRENT_MAX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) val->intval = rk818_cg_get_bat_max_cur(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) static int rk818_cg_usb_get_property(struct power_supply *psy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) enum power_supply_property psp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) struct rk818_charger *cg = power_supply_get_drvdata(psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) int fake_offline = 0, ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) if (rk818_cg_online(cg))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) fake_offline = rk818_cg_lowpwr_check(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) switch (psp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) case POWER_SUPPLY_PROP_ONLINE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) if (cg->pdata->virtual_power)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) val->intval = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) else if (fake_offline)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) val->intval = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) val->intval = cg->usb_in;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) DBG("report online: %d\n", val->intval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) case POWER_SUPPLY_PROP_STATUS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) if (cg->pdata->virtual_power)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) val->intval = POWER_SUPPLY_STATUS_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) else if (fake_offline)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) val->intval = cg->prop_status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) DBG("report prop: %d\n", val->intval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) case POWER_SUPPLY_PROP_VOLTAGE_MAX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) val->intval = rk818_cg_get_bat_max_vol(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) case POWER_SUPPLY_PROP_CURRENT_MAX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) val->intval = rk818_cg_get_bat_max_cur(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) static const struct power_supply_desc rk818_ac_desc = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) .name = "ac",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) .type = POWER_SUPPLY_TYPE_MAINS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) .properties = rk818_ac_props,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) .num_properties = ARRAY_SIZE(rk818_ac_props),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) .get_property = rk818_cg_ac_get_property,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) static const struct power_supply_desc rk818_usb_desc = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) .name = "usb",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) .type = POWER_SUPPLY_TYPE_USB,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) .properties = rk818_usb_props,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) .num_properties = ARRAY_SIZE(rk818_usb_props),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) .get_property = rk818_cg_usb_get_property,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) static int rk818_cg_init_power_supply(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) struct power_supply_config psy_cfg = { .drv_data = cg, };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) cg->usb_psy = devm_power_supply_register(cg->dev, &rk818_usb_desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) &psy_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) if (IS_ERR(cg->usb_psy)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) dev_err(cg->dev, "register usb power supply fail\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) return PTR_ERR(cg->usb_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) cg->ac_psy = devm_power_supply_register(cg->dev, &rk818_ac_desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) &psy_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) if (IS_ERR(cg->ac_psy)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) dev_err(cg->dev, "register ac power supply fail\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) return PTR_ERR(cg->ac_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) static void rk818_cg_pr_info(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) u8 usb_ctrl, chrg_ctrl1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) usb_ctrl = rk818_reg_read(cg, RK818_USB_CTRL_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) chrg_ctrl1 = rk818_reg_read(cg, RK818_CHRG_CTRL_REG1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) CG_INFO("ac=%d usb=%d dc=%d otg=%d 5v=%d, v=%d chrg=%d input=%d virt=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) cg->ac_in, cg->usb_in, cg->dc_in, cg->otg_in, cg->otg_pmic5v,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) chrg_vol_sel_array[(chrg_ctrl1 & 0x70) >> 4],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) chrg_cur_sel_array[chrg_ctrl1 & 0x0f] * cg->res_div,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) chrg_cur_input_array[usb_ctrl & 0x0f],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) cg->pdata->virtual_power);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) static bool is_battery_exist(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) return (rk818_reg_read(cg, RK818_SUP_STS_REG) & BAT_EXS) ? true : false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) static void rk818_cg_set_chrg_current(struct rk818_charger *cg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) u8 chrg_current)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) u8 chrg_ctrl_reg1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) chrg_ctrl_reg1 = rk818_reg_read(cg, RK818_CHRG_CTRL_REG1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) chrg_ctrl_reg1 &= ~CHRG_CUR_MSK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) chrg_ctrl_reg1 |= (chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) rk818_reg_write(cg, RK818_CHRG_CTRL_REG1, chrg_ctrl_reg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) static void rk818_cg_set_input_current(struct rk818_charger *cg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) int input_current)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) u8 usb_ctrl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) if (cg->pdata->virtual_power) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) CG_INFO("warning: virtual power mode...\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) input_current = cg->chrg_input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) usb_ctrl = rk818_reg_read(cg, RK818_USB_CTRL_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) usb_ctrl &= ~INPUT_CUR_MSK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) usb_ctrl |= (input_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) rk818_reg_write(cg, RK818_USB_CTRL_REG, usb_ctrl);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) static void rk818_cg_set_finish_sig(struct rk818_charger *cg, int mode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) u8 buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) buf = rk818_reg_read(cg, RK818_CHRG_CTRL_REG3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) buf &= ~CHRG_FINISH_MODE_MSK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) buf |= mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) rk818_reg_write(cg, RK818_CHRG_CTRL_REG3, buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) static void rk818_cg_finish_sig_work(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) struct rk818_charger *cg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) cg = container_of(work, struct rk818_charger, finish_sig_work.work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) if (rk818_cg_online(cg))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) rk818_cg_set_finish_sig(cg, CHRG_FINISH_DIG_SIGNAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) rk818_cg_set_finish_sig(cg, CHRG_FINISH_ANA_SIGNAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) static void rk818_cg_set_chrg_param(struct rk818_charger *cg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) enum charger_t charger)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) u8 buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) switch (charger) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) case USB_TYPE_NONE_CHARGER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) cg->usb_in = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) cg->ac_in = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) if (cg->dc_in == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) cg->prop_status = POWER_SUPPLY_STATUS_DISCHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) rk818_cg_set_chrg_current(cg, cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) rk818_cg_set_input_current(cg, INPUT_CUR450MA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) power_supply_changed(cg->usb_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) power_supply_changed(cg->ac_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) case USB_TYPE_USB_CHARGER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) cg->usb_in = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) cg->ac_in = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) cg->prop_status = POWER_SUPPLY_STATUS_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) if (cg->dc_in == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) rk818_cg_set_chrg_current(cg, cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) rk818_cg_set_input_current(cg, INPUT_CUR450MA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) power_supply_changed(cg->usb_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) power_supply_changed(cg->ac_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) case USB_TYPE_CDP_CHARGER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) cg->usb_in = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) cg->ac_in = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) cg->prop_status = POWER_SUPPLY_STATUS_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) if (cg->dc_in == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) rk818_cg_set_chrg_current(cg, cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) rk818_cg_set_input_current(cg, INPUT_CUR1500MA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) power_supply_changed(cg->usb_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) power_supply_changed(cg->ac_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) case USB_TYPE_AC_CHARGER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) cg->ac_in = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) cg->usb_in = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) cg->prop_status = POWER_SUPPLY_STATUS_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) if (charger == USB_TYPE_AC_CHARGER) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) if (cg->pdata->ts2_vol_multi) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) rk818_cg_set_chrg_current(cg, cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) rk818_cg_set_input_current(cg, INPUT_CUR450MA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) queue_delayed_work(cg->ts2_wq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) &cg->ts2_vol_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) msecs_to_jiffies(0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) rk818_cg_set_chrg_current(cg, cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) rk818_cg_set_input_current(cg, cg->chrg_input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) rk818_cg_set_chrg_current(cg, cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) rk818_cg_set_input_current(cg, INPUT_CUR1500MA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) power_supply_changed(cg->usb_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) power_supply_changed(cg->ac_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) case DC_TYPE_DC_CHARGER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) cg->dc_in = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) cg->prop_status = POWER_SUPPLY_STATUS_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) if (cg->pdata->ts2_vol_multi) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) rk818_cg_set_chrg_current(cg, cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) rk818_cg_set_input_current(cg, INPUT_CUR450MA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) queue_delayed_work(cg->ts2_wq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) &cg->ts2_vol_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) msecs_to_jiffies(0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) rk818_cg_set_chrg_current(cg, cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) rk818_cg_set_input_current(cg, cg->chrg_input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) power_supply_changed(cg->usb_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) power_supply_changed(cg->ac_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) case DC_TYPE_NONE_CHARGER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) cg->dc_in = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) buf = rk818_reg_read(cg, RK818_VB_MON_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) if ((buf & PLUG_IN_STS) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) cg->ac_in = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) cg->usb_in = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) cg->prop_status = POWER_SUPPLY_STATUS_DISCHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) rk818_cg_set_chrg_current(cg, cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) rk818_cg_set_input_current(cg, INPUT_CUR450MA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) } else if (cg->usb_in) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) rk818_cg_set_chrg_current(cg, cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) rk818_cg_set_input_current(cg, INPUT_CUR450MA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) cg->prop_status = POWER_SUPPLY_STATUS_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) power_supply_changed(cg->usb_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) power_supply_changed(cg->ac_psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) cg->prop_status = POWER_SUPPLY_STATUS_DISCHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) cg->charger_changed = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) if (rk818_cg_online(cg) && rk818_cg_get_dsoc(cg) == 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) cg->prop_status = POWER_SUPPLY_STATUS_FULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) if (cg->finish_sig_wq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) queue_delayed_work(cg->finish_sig_wq, &cg->finish_sig_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) msecs_to_jiffies(1000));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) static void rk818_cg_set_otg_in(struct rk818_charger *cg, int online)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) cg->otg_in = online;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) static void rk818_cg_set_otg_power(struct rk818_charger *cg, int state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) switch (state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) case USB_OTG_POWER_ON:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) if (cg->otg_pmic5v) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) CG_INFO("otg5v is on yet, ignore..\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) if (IS_ERR(cg->otg5v_rdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) CG_INFO("not get otg_switch regulator!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) if (!regulator_is_enabled(cg->otg5v_rdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) ret = regulator_enable(cg->otg5v_rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) CG_INFO("enable otg5v failed:%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) cg->otg_pmic5v = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) disable_irq(cg->plugin_irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) disable_irq(cg->plugout_irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) CG_INFO("enable otg5v\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) case USB_OTG_POWER_OFF:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) if (!cg->otg_pmic5v) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) CG_INFO("otg5v is off yet, ignore..\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) if (IS_ERR(cg->otg5v_rdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) CG_INFO("not get otg_switch regulator!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) if (regulator_is_enabled(cg->otg5v_rdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) ret = regulator_disable(cg->otg5v_rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) CG_INFO("disable otg5v failed: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) cg->otg_pmic5v = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) enable_irq(cg->plugin_irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) enable_irq(cg->plugout_irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) CG_INFO("disable otg5v\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) dev_err(cg->dev, "error otg type\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) static enum charger_t rk818_cg_get_dc_state(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) int level;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) if (!gpio_is_valid(cg->pdata->dc_det_pin))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) return DC_TYPE_NONE_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) level = gpio_get_value(cg->pdata->dc_det_pin);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) return (level == cg->pdata->dc_det_level) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) DC_TYPE_DC_CHARGER : DC_TYPE_NONE_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) static void rk818_cg_dc_det_worker(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) enum charger_t charger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) struct rk818_charger *cg = container_of(work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) struct rk818_charger, dc_work.work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) charger = rk818_cg_get_dc_state(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) if (charger == DC_TYPE_DC_CHARGER) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) CG_INFO("detect dc charger in..\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) rk818_cg_set_chrg_param(cg, DC_TYPE_DC_CHARGER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) /* check otg supply */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) if (cg->otg_in && cg->pdata->power_dc2otg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) CG_INFO("otg power from dc adapter\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) rk818_cg_set_otg_power(cg, USB_OTG_POWER_OFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) CG_INFO("detect dc charger out..\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) rk818_cg_set_chrg_param(cg, DC_TYPE_NONE_CHARGER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) /* check otg supply, power on anyway */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) if (cg->otg_in)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) rk818_cg_set_otg_power(cg, USB_OTG_POWER_ON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) rk_send_wakeup_key();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) rk818_cg_pr_info(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) static u8 rk818_cg_decode_chrg_vol(struct rk818_charger *cg, u32 chrg_vol)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) u8 val = 0, index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) for (index = 0; index < ARRAY_SIZE(chrg_vol_sel_array); index++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) if (chrg_vol < chrg_vol_sel_array[index])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) val = index << 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) return val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) static u8 rk818_cg_decode_input_current(struct rk818_charger *cg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) u32 input_current)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) u8 val = 0, index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) for (index = 2; index < ARRAY_SIZE(chrg_cur_input_array); index++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) if (input_current < 850 && input_current > 80) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) val = 0x0; /* 450mA */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) } else if (input_current <= 80) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) val = 0x1; /* 80mA */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) if (input_current < chrg_cur_input_array[index])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) val = index << 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) return val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) static u8 rk818_cg_decode_chrg_current(struct rk818_charger *cg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) u32 chrg_current)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) u8 val = 0, index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) if (cg->pdata->sample_res == SAMPLE_RES_10MR) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) if (chrg_current > 2000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) chrg_current /= cg->res_div;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) chrg_current = 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) for (index = 0; index < ARRAY_SIZE(chrg_cur_sel_array); index++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) if (chrg_current < chrg_cur_sel_array[index])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) val = index << 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) return val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) static void rk818_cg_init_config(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) u8 usb_ctrl, sup_sts, chrg_ctrl1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) cg->chrg_voltage = rk818_cg_decode_chrg_vol(cg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) cg->pdata->max_chrg_voltage);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) cg->chrg_current = rk818_cg_decode_chrg_current(cg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) cg->pdata->max_chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) cg->chrg_input = rk818_cg_decode_input_current(cg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) cg->pdata->max_input_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) sup_sts = rk818_reg_read(cg, RK818_SUP_STS_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) usb_ctrl = rk818_reg_read(cg, RK818_USB_CTRL_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) /* set charge current and voltage */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) usb_ctrl &= ~INPUT_CUR_MSK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) usb_ctrl |= cg->chrg_input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) chrg_ctrl1 = (CHRG_EN | cg->chrg_voltage | cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) /* disable voltage limit and enable input current limit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) sup_sts &= ~USB_VLIMIT_EN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) sup_sts |= USB_CLIMIT_EN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) rk818_reg_write(cg, RK818_SUP_STS_REG, sup_sts);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) rk818_reg_write(cg, RK818_USB_CTRL_REG, usb_ctrl);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) rk818_reg_write(cg, RK818_CHRG_CTRL_REG1, chrg_ctrl1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) static void rk818_ts2_vol_work(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) struct rk818_charger *cg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) int ts2_vol, input_current, invalid_cnt = 0, confirm_cnt = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) cg = container_of(work, struct rk818_charger, ts2_vol_work.work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) input_current = INPUT_CUR80MA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) while (input_current < cg->chrg_input) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) msleep(100);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) ts2_vol = rk818_cg_get_ts2_voltage(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) /* filter invalid voltage */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) if (ts2_vol <= DEFAULT_TS2_VALID_VOL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) invalid_cnt++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) DBG("%s: invalid ts2 voltage: %d\n, cnt=%d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) __func__, ts2_vol, invalid_cnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) if (invalid_cnt < DEFAULT_TS2_CHECK_CNT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) /* if fail, set max input current as default */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) input_current = cg->chrg_input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) rk818_cg_set_input_current(cg, input_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) /* update input current */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) if (ts2_vol >= DEFAULT_TS2_THRESHOLD_VOL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) /* update input current */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) input_current++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) rk818_cg_set_input_current(cg, input_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) DBG("********* input=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) chrg_cur_input_array[input_current & 0x0f]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) /* confirm lower threshold voltage */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) confirm_cnt++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) if (confirm_cnt < DEFAULT_TS2_CHECK_CNT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) DBG("%s: confirm ts2 voltage: %d\n, cnt=%d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) __func__, ts2_vol, confirm_cnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) /* trigger threshold, so roll back 1 step */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) input_current--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913) if (input_current == INPUT_CUR80MA ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) input_current < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915) input_current = INPUT_CUR450MA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) rk818_cg_set_input_current(cg, input_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921) if (input_current != cg->chrg_input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) CG_INFO("adjust input current: %dma\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) chrg_cur_input_array[input_current & 0x0f]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) static int rk818_cg_charger_evt_notifier(struct notifier_block *nb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) unsigned long event, void *ptr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) struct rk818_charger *cg =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) container_of(nb, struct rk818_charger, cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) queue_delayed_work(cg->usb_charger_wq, &cg->usb_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) msecs_to_jiffies(10));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) return NOTIFY_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) static int rk818_cg_discnt_evt_notfier(struct notifier_block *nb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) unsigned long event, void *ptr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941) struct rk818_charger *cg =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) container_of(nb, struct rk818_charger, cable_discnt_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) queue_delayed_work(cg->usb_charger_wq, &cg->discnt_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) msecs_to_jiffies(10));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) return NOTIFY_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) static int rk818_cg_host_evt_notifier(struct notifier_block *nb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951) unsigned long event, void *ptr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) struct rk818_charger *cg =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) container_of(nb, struct rk818_charger, cable_host_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) queue_delayed_work(cg->usb_charger_wq, &cg->host_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) msecs_to_jiffies(10));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959) return NOTIFY_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) static int rk818_cg_bc_evt_notifier(struct notifier_block *nb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963) unsigned long event, void *ptr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) struct rk818_charger *cg =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966) container_of(nb, struct rk818_charger, bc_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968) cg->bc_event = event;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969) queue_delayed_work(cg->usb_charger_wq, &cg->usb_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) msecs_to_jiffies(10));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972) return NOTIFY_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975) static void rk818_cg_bc_evt_worker(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977) struct rk818_charger *cg = container_of(work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978) struct rk818_charger, usb_work.work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979) const char *event_name[] = {"DISCNT", "USB", "AC", "CDP1.5A",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) "UNKNOWN", "OTG ON", "OTG OFF"};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) switch (cg->bc_event) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983) case USB_BC_TYPE_DISCNT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984) rk818_cg_set_chrg_param(cg, USB_TYPE_NONE_CHARGER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) case USB_BC_TYPE_SDP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987) rk818_cg_set_chrg_param(cg, USB_TYPE_USB_CHARGER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) case USB_BC_TYPE_DCP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990) rk818_cg_set_chrg_param(cg, USB_TYPE_AC_CHARGER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992) case USB_BC_TYPE_CDP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993) rk818_cg_set_chrg_param(cg, USB_TYPE_CDP_CHARGER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995) case USB_OTG_POWER_ON:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) rk818_cg_set_otg_in(cg, ONLINE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) if (cg->pdata->power_dc2otg && cg->dc_in)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998) CG_INFO("otg power from dc adapter\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000) rk818_cg_set_otg_power(cg, USB_OTG_POWER_ON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002) case USB_OTG_POWER_OFF:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003) rk818_cg_set_otg_in(cg, OFFLINE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004) rk818_cg_set_otg_power(cg, USB_OTG_POWER_OFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1008) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1009)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1010) CG_INFO("receive bc notifier event: %s..\n", event_name[cg->bc_event]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012) rk818_cg_pr_info(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015) static void rk818_cg_irq_delay_work(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) struct rk818_charger *cg = container_of(work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018) struct rk818_charger, irq_work.work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020) if (cg->plugin_trigger) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021) CG_INFO("pmic: plug in\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022) cg->plugin_trigger = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023) rk_send_wakeup_key();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1024) if (cg->pdata->extcon)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1025) queue_delayed_work(cg->usb_charger_wq, &cg->usb_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1026) msecs_to_jiffies(10));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027) } else if (cg->plugout_trigger) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028) CG_INFO("pmic: plug out\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029) cg->plugout_trigger = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030) rk818_cg_set_chrg_param(cg, USB_TYPE_NONE_CHARGER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031) rk818_cg_set_chrg_param(cg, DC_TYPE_NONE_CHARGER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032) rk_send_wakeup_key();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033) rk818_cg_pr_info(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035) CG_INFO("pmic: unknown irq\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1036) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1037) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1038)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1039) static irqreturn_t rk818_plug_in_isr(int irq, void *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1040) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1041) struct rk818_charger *icg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1042)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1043) icg = (struct rk818_charger *)cg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1044) icg->plugin_trigger = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1045) queue_delayed_work(icg->usb_charger_wq, &icg->irq_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1046) msecs_to_jiffies(10));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1047)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1048) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1049) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1050)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1051) static irqreturn_t rk818_plug_out_isr(int irq, void *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1052) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1053) struct rk818_charger *icg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1054)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1055) icg = (struct rk818_charger *)cg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1056) icg->plugout_trigger = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1057) queue_delayed_work(icg->usb_charger_wq, &icg->irq_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1058) msecs_to_jiffies(10));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1059)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1060) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1061) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1062)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1063) static irqreturn_t rk818_dc_det_isr(int irq, void *charger)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1064) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1065) struct rk818_charger *cg = (struct rk818_charger *)charger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1066)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1067) if (gpio_get_value(cg->pdata->dc_det_pin))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1068) irq_set_irq_type(irq, IRQF_TRIGGER_LOW);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1069) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1070) irq_set_irq_type(irq, IRQF_TRIGGER_HIGH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1071)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1072) queue_delayed_work(cg->dc_charger_wq, &cg->dc_work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1073) msecs_to_jiffies(10));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1074)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1075) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1076) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1077)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1078) static int rk818_cg_init_irqs(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1079) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1080) struct rk808 *rk818 = cg->rk818;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1081) struct platform_device *pdev = cg->pdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1082) int ret, plug_in_irq, plug_out_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1083)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1084) plug_in_irq = regmap_irq_get_virq(rk818->irq_data, RK818_IRQ_PLUG_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1085) if (plug_in_irq < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1086) dev_err(cg->dev, "plug_in_irq request failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1087) return plug_in_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1088) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1089)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1090) plug_out_irq = regmap_irq_get_virq(rk818->irq_data, RK818_IRQ_PLUG_OUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1091) if (plug_out_irq < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1092) dev_err(cg->dev, "plug_out_irq request failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1093) return plug_out_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1094) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1095)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1096) ret = devm_request_threaded_irq(cg->dev, plug_in_irq, NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1097) rk818_plug_in_isr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1098) IRQF_TRIGGER_RISING,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1099) "rk818_plug_in", cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1100) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1101) dev_err(&pdev->dev, "plug_in_irq request failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1102) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1103) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1105) ret = devm_request_threaded_irq(cg->dev, plug_out_irq, NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1106) rk818_plug_out_isr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1107) IRQF_TRIGGER_FALLING,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1108) "rk818_plug_out", cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1109) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1110) dev_err(&pdev->dev, "plug_out_irq request failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1111) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1112) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1114) cg->plugin_irq = plug_in_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1115) cg->plugout_irq = plug_out_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1117) INIT_DELAYED_WORK(&cg->irq_work, rk818_cg_irq_delay_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1119) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1120) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1122) static int rk818_cg_init_dc(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1123) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1124) int ret, level;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1125) unsigned long irq_flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1126) unsigned int dc_det_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1128) cg->dc_charger_wq = alloc_ordered_workqueue("%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1129) WQ_MEM_RECLAIM | WQ_FREEZABLE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1130) "rk818-dc-wq");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1131) INIT_DELAYED_WORK(&cg->dc_work, rk818_cg_dc_det_worker);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1132) cg->dc_charger = DC_TYPE_NONE_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1134) if (!cg->pdata->support_dc_det)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1135) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1137) ret = devm_gpio_request(cg->dev, cg->pdata->dc_det_pin, "rk818_dc_det");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1138) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1139) dev_err(cg->dev, "failed to request gpio %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1140) cg->pdata->dc_det_pin);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1141) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1142) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1144) ret = gpio_direction_input(cg->pdata->dc_det_pin);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1145) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1146) dev_err(cg->dev, "failed to set gpio input\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1147) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1148) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1150) level = gpio_get_value(cg->pdata->dc_det_pin);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1151) if (level == cg->pdata->dc_det_level)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1152) cg->dc_charger = DC_TYPE_DC_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1153) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1154) cg->dc_charger = DC_TYPE_NONE_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1155)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1156) if (level)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1157) irq_flags = IRQF_TRIGGER_LOW;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1158) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1159) irq_flags = IRQF_TRIGGER_HIGH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1161) dc_det_irq = gpio_to_irq(cg->pdata->dc_det_pin);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1162) ret = devm_request_irq(cg->dev, dc_det_irq, rk818_dc_det_isr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1163) irq_flags, "rk818_dc_det", cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1164) if (ret != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1165) dev_err(cg->dev, "rk818_dc_det_irq request failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1166) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1169) enable_irq_wake(dc_det_irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1171) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1172) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1174) static void rk818_cg_discnt_evt_worker(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1175) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1176) struct rk818_charger *cg = container_of(work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1177) struct rk818_charger, discnt_work.work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1179) if (extcon_get_state(cg->cable_edev, EXTCON_USB) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1180) CG_INFO("receive type-c notifier event: DISCNT...\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1181) rk818_cg_set_chrg_param(cg, USB_TYPE_NONE_CHARGER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1182) rk818_cg_pr_info(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1183) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1184) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1186) static void rk818_cg_host_evt_worker(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1187) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1188) struct rk818_charger *cg = container_of(work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1189) struct rk818_charger, host_work.work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1190) struct extcon_dev *edev = cg->cable_edev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1192) /* Determine charger type */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1193) if (extcon_get_state(edev, EXTCON_USB_VBUS_EN) > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1194) rk818_cg_set_otg_in(cg, ONLINE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1195) CG_INFO("receive type-c notifier event: OTG ON...\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1196) if (cg->dc_in && cg->pdata->power_dc2otg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1197) CG_INFO("otg power from dc adapter\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1198) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1199) rk818_cg_set_otg_power(cg, USB_OTG_POWER_ON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1200) } else if (extcon_get_state(edev, EXTCON_USB_VBUS_EN) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1201) CG_INFO("receive type-c notifier event: OTG OFF...\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1202) rk818_cg_set_otg_in(cg, OFFLINE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1203) rk818_cg_set_otg_power(cg, USB_OTG_POWER_OFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1204) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1205)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1206) rk818_cg_pr_info(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1207) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1209) static void rk818_cg_charger_evt_worker(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1210) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1211) struct rk818_charger *cg = container_of(work,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1212) struct rk818_charger, usb_work.work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1213) struct extcon_dev *edev = cg->cable_edev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1214) enum charger_t charger = USB_TYPE_UNKNOWN_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1215) const char *event[] = {"UN", "NONE", "USB", "AC", "CDP1.5A"};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1217) /* Determine charger type */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1218) if (extcon_get_state(edev, EXTCON_CHG_USB_SDP) > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1219) charger = USB_TYPE_USB_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1220) else if (extcon_get_state(edev, EXTCON_CHG_USB_DCP) > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1221) charger = USB_TYPE_AC_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1222) else if (extcon_get_state(edev, EXTCON_CHG_USB_CDP) > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1223) charger = USB_TYPE_CDP_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1225) if (charger != USB_TYPE_UNKNOWN_CHARGER) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1226) CG_INFO("receive type-c notifier event: %s...\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1227) event[charger]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1228) cg->usb_charger = charger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1229) rk818_cg_set_chrg_param(cg, charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1230) rk818_cg_pr_info(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1231) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1232) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1234) static long rk818_cg_init_usb(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1235) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1236) enum charger_t charger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1237) enum bc_port_type bc_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1238) struct extcon_dev *edev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1239) struct device *dev = cg->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1240) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1242) cg->usb_charger_wq = alloc_ordered_workqueue("%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1243) WQ_MEM_RECLAIM | WQ_FREEZABLE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1244) "rk818-usb-wq");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1245) cg->usb_charger = USB_TYPE_NONE_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1246)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1247) /* type-C */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1248) if (cg->pdata->extcon) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1249) edev = extcon_get_edev_by_phandle(dev->parent, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1250) if (IS_ERR(edev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1251) if (PTR_ERR(edev) != -EPROBE_DEFER)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1252) dev_err(dev, "Invalid or missing extcon\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1253) return PTR_ERR(edev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1254) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1256) /* Register chargers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1257) INIT_DELAYED_WORK(&cg->usb_work, rk818_cg_charger_evt_worker);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1258) cg->cable_cg_nb.notifier_call = rk818_cg_charger_evt_notifier;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1259) ret = extcon_register_notifier(edev, EXTCON_CHG_USB_SDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1260) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1261) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1262) dev_err(dev, "failed to register notifier for SDP\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1263) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1264) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1265)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1266) ret = extcon_register_notifier(edev, EXTCON_CHG_USB_DCP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1267) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1268) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1269) dev_err(dev, "failed to register notifier for DCP\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1270) extcon_unregister_notifier(edev, EXTCON_CHG_USB_SDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1271) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1272) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1273) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1274)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1275) ret = extcon_register_notifier(edev, EXTCON_CHG_USB_CDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1276) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1277) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1278) dev_err(dev, "failed to register notifier for CDP\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1279) extcon_unregister_notifier(edev, EXTCON_CHG_USB_SDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1280) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1281) extcon_unregister_notifier(edev, EXTCON_CHG_USB_DCP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1282) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1283) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1284) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1285)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1286) /* Register host */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1287) INIT_DELAYED_WORK(&cg->host_work, rk818_cg_host_evt_worker);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1288) cg->cable_host_nb.notifier_call = rk818_cg_host_evt_notifier;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1289) ret = extcon_register_notifier(edev, EXTCON_USB_VBUS_EN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1290) &cg->cable_host_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1291) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1292) dev_err(dev, "failed to register notifier for HOST\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1293) extcon_unregister_notifier(edev, EXTCON_CHG_USB_SDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1294) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1295) extcon_unregister_notifier(edev, EXTCON_CHG_USB_DCP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1296) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1297) extcon_unregister_notifier(edev, EXTCON_CHG_USB_CDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1298) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1299)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1300) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1301) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1302)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1303) /* Register discnt usb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1304) INIT_DELAYED_WORK(&cg->discnt_work, rk818_cg_discnt_evt_worker);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1305) cg->cable_discnt_nb.notifier_call = rk818_cg_discnt_evt_notfier;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1306) ret = extcon_register_notifier(edev, EXTCON_USB,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1307) &cg->cable_discnt_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1308) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1309) dev_err(dev, "failed to register notifier for HOST\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1310) extcon_unregister_notifier(edev, EXTCON_CHG_USB_SDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1311) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1312) extcon_unregister_notifier(edev, EXTCON_CHG_USB_DCP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1313) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1314) extcon_unregister_notifier(edev, EXTCON_CHG_USB_CDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1315) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1316) extcon_unregister_notifier(edev, EXTCON_USB_VBUS_EN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1317) &cg->cable_host_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1318) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1319) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1321) cg->cable_edev = edev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1323) schedule_delayed_work(&cg->host_work, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1324) schedule_delayed_work(&cg->usb_work, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1325)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1326) CG_INFO("register typec extcon evt notifier\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1327) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1328) INIT_DELAYED_WORK(&cg->usb_work, rk818_cg_bc_evt_worker);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1329) cg->bc_nb.notifier_call = rk818_cg_bc_evt_notifier;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1330) ret = rk_bc_detect_notifier_register(&cg->bc_nb, &bc_type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1331) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1332) dev_err(dev, "failed to register notifier for bc\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1333) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1334) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1336) switch (bc_type) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1337) case USB_BC_TYPE_DISCNT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1338) charger = USB_TYPE_NONE_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1339) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1340) case USB_BC_TYPE_SDP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1341) case USB_BC_TYPE_CDP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1342) charger = USB_TYPE_USB_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1343) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1344) case USB_BC_TYPE_DCP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1345) charger = USB_TYPE_AC_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1346) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1347) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1348) charger = USB_TYPE_NONE_CHARGER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1349) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1350) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1351)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1352) cg->usb_charger = charger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1353) CG_INFO("register bc evt notifier\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1354) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1356) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1357) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1358)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1359) static void rk818_cg_init_finish_sig(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1360) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1361) if (rk818_cg_online(cg))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1362) rk818_cg_set_finish_sig(cg, CHRG_FINISH_DIG_SIGNAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1363) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1364) rk818_cg_set_finish_sig(cg, CHRG_FINISH_ANA_SIGNAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1366) cg->finish_sig_wq = alloc_ordered_workqueue("%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1367) WQ_MEM_RECLAIM | WQ_FREEZABLE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1368) "rk818-finish-sig-wq");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1369) INIT_DELAYED_WORK(&cg->finish_sig_work, rk818_cg_finish_sig_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1370) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1371)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1372) static void rk818_cg_init_ts2_detect(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1373) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1374) u8 buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1375)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1376) cg->ts2_wq = alloc_ordered_workqueue("%s",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1377) WQ_MEM_RECLAIM | WQ_FREEZABLE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1378) "rk818-ts2-wq");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1379) INIT_DELAYED_WORK(&cg->ts2_vol_work, rk818_ts2_vol_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1381) if (!cg->pdata->ts2_vol_multi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1382) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1384) /* TS2 adc mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1385) buf = rk818_reg_read(cg, RK818_TS_CTRL_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1386) buf |= TS2_FUN_ADC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1387) rk818_reg_write(cg, RK818_TS_CTRL_REG, buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1388)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1389) /* TS2 adc enable */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1390) buf = rk818_reg_read(cg, RK818_ADC_CTRL_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1391) buf |= ADC_TS2_EN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1392) rk818_reg_write(cg, RK818_ADC_CTRL_REG, buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1393)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1394) CG_INFO("enable ts2 voltage detect, multi=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1395) cg->pdata->ts2_vol_multi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1396) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1397)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1398) static void rk818_cg_init_charger_state(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1399) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1400) rk818_cg_init_config(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1401) rk818_cg_init_finish_sig(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1402) rk818_cg_set_chrg_param(cg, cg->dc_charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1403) rk818_cg_set_chrg_param(cg, cg->usb_charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1404)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1405) if (cg->otg_in && cg->dc_in && cg->pdata->power_dc2otg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1406) CG_INFO("otg power from dc adapter\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1407) rk818_cg_set_otg_power(cg, USB_OTG_POWER_OFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1408) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1409)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1410) CG_INFO("ac=%d, usb=%d, dc=%d, otg=%d, 5v=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1411) cg->ac_in, cg->usb_in, cg->dc_in, cg->otg_in, cg->otg_pmic5v);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1412) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1413)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1414) static int rk818_cg_temperature_notifier_call(struct notifier_block *nb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1415) unsigned long temp, void *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1416) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1417) struct rk818_charger *cg =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1418) container_of(nb, struct rk818_charger, temp_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1419) static int temp_triggered, config_index = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1420) int i, up_temp, down_temp, cfg_current;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1421) int now_temp = temp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1422) u8 usb_ctrl, chrg_ctrl1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1423)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1424) DBG("%s: receive notify temperature = %d\n", __func__, now_temp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1425) for (i = 0; i < cg->pdata->tc_count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1426) up_temp = cg->pdata->tc_table[i].temp_up;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1427) down_temp = cg->pdata->tc_table[i].temp_down;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1428) cfg_current = cg->pdata->tc_table[i].chrg_current;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1429)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1430) if (now_temp >= down_temp && now_temp <= up_temp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1431) /* Temp range or charger are not update, return */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1432) if (config_index == i && !cg->charger_changed)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1433) return NOTIFY_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1434)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1435) config_index = i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1436) cg->charger_changed = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1437) temp_triggered = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1438)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1439) if (cg->pdata->tc_table[i].set_chrg_current) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1440) rk818_cg_set_chrg_current(cg, cfg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1441) CG_INFO("temperature = %d'C[%d~%d'C], "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1442) "chrg current = %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1443) now_temp, down_temp, up_temp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1444) chrg_cur_sel_array[cfg_current] *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1445) cg->res_div);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1446) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1447) rk818_cg_set_input_current(cg, cfg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1448) CG_INFO("temperature = %d'C[%d~%d'C], "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1449) "input current = %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1450) now_temp, down_temp, up_temp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1451) chrg_cur_input_array[cfg_current]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1452) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1453) return NOTIFY_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1454) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1455) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1456)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1457) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1458) * means: current temperature not covers above case, temperature rolls
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1459) * back to normal range, so restore default value
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1460) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1461) if (temp_triggered) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1462) temp_triggered = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1463) config_index = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1464) rk818_cg_set_chrg_current(cg, cg->chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1465) if (cg->ac_in || cg->dc_in)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1466) rk818_cg_set_input_current(cg, cg->chrg_input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1467) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1468) rk818_cg_set_input_current(cg, INPUT_CUR450MA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1469) usb_ctrl = rk818_reg_read(cg, RK818_USB_CTRL_REG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1470) chrg_ctrl1 = rk818_reg_read(cg, RK818_CHRG_CTRL_REG1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1471) CG_INFO("roll back temp %d'C, current chrg = %d, input = %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1472) now_temp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1473) chrg_cur_sel_array[(chrg_ctrl1 & 0x0f)] * cg->res_div,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1474) chrg_cur_input_array[(usb_ctrl & 0x0f)]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1475) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1476)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1477) return NOTIFY_DONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1478) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1479)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1480) static int parse_temperature_chrg_table(struct rk818_charger *cg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1481) struct device_node *np)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1482) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1483) int size, count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1484) int i, chrg_current;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1485) const __be32 *list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1486)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1487) if (!of_find_property(np, "temperature_chrg_table_v2", &size))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1488) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1489)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1490) list = of_get_property(np, "temperature_chrg_table_v2", &size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1491) size /= sizeof(u32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1492) if (!size || (size % 3)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1493) dev_err(cg->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1494) "invalid temperature_chrg_table: size=%d\n", size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1495) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1496) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1497)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1498) count = size / 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1499) cg->pdata->tc_count = count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1500) cg->pdata->tc_table = devm_kzalloc(cg->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1501) count * sizeof(*cg->pdata->tc_table),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1502) GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1503) if (!cg->pdata->tc_table)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1504) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1505)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1506) for (i = 0; i < count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1507) /* temperature */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1508) cg->pdata->tc_table[i].temp_down = be32_to_cpu(*list++);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1509) cg->pdata->tc_table[i].temp_up = be32_to_cpu(*list++);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1510)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1511) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1512) * because charge current lowest level is 1000mA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1513) * higher than or equal 1000ma, select charge current;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1514) * lower than 1000ma, must select input current.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1515) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1516) chrg_current = be32_to_cpu(*list++);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1517) if (chrg_current >= 1000) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1518) cg->pdata->tc_table[i].set_chrg_current = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1519) cg->pdata->tc_table[i].chrg_current =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1520) rk818_cg_decode_chrg_current(cg, chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1521) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1522) cg->pdata->tc_table[i].chrg_current =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1523) rk818_cg_decode_input_current(cg, chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1524) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1525)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1526) DBG("temp%d: [%d, %d], chrg_current=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1527) i, cg->pdata->tc_table[i].temp_down,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1528) cg->pdata->tc_table[i].temp_up,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1529) cg->pdata->tc_table[i].chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1530) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1531)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1532) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1533)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1534) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1535)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1536) static int rk818_cg_register_temp_notifier(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1537) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1538) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1539)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1540) if (!cg->pdata->tc_count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1541) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1542) cg->temp_nb.notifier_call = rk818_cg_temperature_notifier_call,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1543) ret = rk818_bat_temp_notifier_register(&cg->temp_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1544) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1545) dev_err(cg->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1546) "battery temperature notify register failed:%d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1547) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1548) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1549)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1550) CG_INFO("enable set charge current by temperature\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1552) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1553) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1554)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1555) static int rk818_cg_get_otg5v_regulator(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1556) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1557) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1558)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1559) /* not necessary */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1560) cg->otg5v_rdev = devm_regulator_get(cg->dev, "otg_switch");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1561) if (IS_ERR(cg->otg5v_rdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1562) ret = PTR_ERR(cg->otg5v_rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1563) dev_warn(cg->dev, "failed to get otg regulator: %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1564) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1565)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1566) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1567) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1568)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1569) #ifdef CONFIG_OF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1570) static int rk818_cg_parse_dt(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1571) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1572) struct device_node *np;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1573) struct charger_platform_data *pdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1574) enum of_gpio_flags flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1575) struct device *dev = cg->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1576) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1577)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1578) np = of_find_node_by_name(cg->pdev->dev.of_node, "battery");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1579) if (!np) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1580) dev_err(dev, "battery node not found!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1581) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1582) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1583)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1584) pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1585) if (!pdata)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1586) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1587)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1588) cg->pdata = pdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1589) pdata->max_chrg_current = DEFAULT_CHRG_CURRENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1590) pdata->max_input_current = DEFAULT_INPUT_CURRENT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1591) pdata->max_chrg_voltage = DEFAULT_CHRG_VOLTAGE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1592)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1593) pdata->extcon = device_property_read_bool(dev->parent, "extcon");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1594)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1595) ret = of_property_read_u32(np, "max_chrg_current",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1596) &pdata->max_chrg_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1597) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1598) dev_err(dev, "max_chrg_current missing!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1599)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1600) ret = of_property_read_u32(np, "max_input_current",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1601) &pdata->max_input_current);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1602) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1603) dev_err(dev, "max_input_current missing!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1604)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1605) ret = of_property_read_u32(np, "max_chrg_voltage",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1606) &pdata->max_chrg_voltage);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1607) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1608) dev_err(dev, "max_chrg_voltage missing!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1609)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1610) ret = of_property_read_u32(np, "virtual_power", &pdata->virtual_power);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1611) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1612) dev_err(dev, "virtual_power missing!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1613)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1614) ret = of_property_read_u32(np, "power_dc2otg", &pdata->power_dc2otg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1615) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1616) dev_err(dev, "power_dc2otg missing!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1618) ret = of_property_read_u32(np, "sample_res", &pdata->sample_res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1619) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1620) pdata->sample_res = SAMPLE_RES_20MR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1621) dev_err(dev, "sample_res missing!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1622) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1623)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1624) ret = of_property_read_u32(np, "otg5v_suspend_enable",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1625) &pdata->otg5v_suspend_enable);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1626) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1627) pdata->otg5v_suspend_enable = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1628) dev_err(dev, "otg5v_suspend_enable missing!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1629) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1630)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1631) ret = of_property_read_u32(np, "ts2_vol_multi",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1632) &pdata->ts2_vol_multi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1633)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1634) if (!is_battery_exist(cg))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1635) pdata->virtual_power = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1636)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1637) cg->res_div = (cg->pdata->sample_res == SAMPLE_RES_20MR) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1638) SAMPLE_RES_DIV1 : SAMPLE_RES_DIV2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1639)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1640) if (!of_find_property(np, "dc_det_gpio", &ret)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1641) pdata->support_dc_det = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1642) CG_INFO("not support dc\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1643) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1644) pdata->support_dc_det = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1645) pdata->dc_det_pin = of_get_named_gpio_flags(np, "dc_det_gpio",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1646) 0, &flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1647) if (gpio_is_valid(pdata->dc_det_pin)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1648) CG_INFO("support dc\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1649) pdata->dc_det_level = (flags & OF_GPIO_ACTIVE_LOW) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1650) 0 : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1651) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1652) dev_err(dev, "invalid dc det gpio!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1653) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1654) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1655) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1656)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1657) ret = parse_temperature_chrg_table(cg, np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1658) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1659) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1660)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1661) DBG("input_current:%d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1662) "chrg_current:%d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1663) "chrg_voltage:%d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1664) "sample_res:%d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1665) "extcon:%d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1666) "ts2_vol_multi:%d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1667) "virtual_power:%d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1668) "power_dc2otg:%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1669) pdata->max_input_current, pdata->max_chrg_current,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1670) pdata->max_chrg_voltage, pdata->sample_res, pdata->extcon,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1671) pdata->ts2_vol_multi, pdata->virtual_power, pdata->power_dc2otg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1672)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1673) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1674) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1675) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1676) static int rk818_cg_parse_dt(struct rk818_charger *cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1677) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1678) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1679) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1680) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1681)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1682) static int rk818_charger_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1683) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1684) struct rk808 *rk818 = dev_get_drvdata(pdev->dev.parent);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1685) struct rk818_charger *cg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1686) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1687)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1688) cg = devm_kzalloc(&pdev->dev, sizeof(*cg), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1689) if (!cg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1690) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1691)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1692) cg->rk818 = rk818;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1693) cg->pdev = pdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1694) cg->dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1695) cg->regmap = rk818->regmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1696) platform_set_drvdata(pdev, cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1697)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1698) ret = rk818_cg_parse_dt(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1699) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1700) dev_err(cg->dev, "parse dt failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1701) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1702) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1703)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1704) rk818_cg_init_ts2_detect(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1705) rk818_cg_get_otg5v_regulator(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1706)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1707) ret = rk818_cg_init_dc(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1708) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1709) dev_err(cg->dev, "init dc failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1710) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1711) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1712)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1713) ret = rk818_cg_init_usb(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1714) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1715) dev_err(cg->dev, "init usb failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1716) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1717) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1718)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1719) ret = rk818_cg_init_power_supply(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1720) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1721) dev_err(cg->dev, "init power supply fail!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1722) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1723) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1724)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1725) rk818_cg_init_charger_state(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1726)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1727) ret = rk818_cg_register_temp_notifier(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1728) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1729) dev_err(cg->dev, "register temp notify failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1730) goto notify_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1731) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1732)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1733) ret = rk818_cg_init_irqs(cg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1734) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1735) dev_err(cg->dev, "init irqs failed!\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1736) goto irq_fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1737) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1738)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1739) CG_INFO("driver version: %s\n", CG_DRIVER_VERSION);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1740)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1741) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1742)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1743) irq_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1744) rk818_bat_temp_notifier_unregister(&cg->temp_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1745)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1746) notify_fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1747) /* type-c only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1748) if (cg->pdata->extcon) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1749) cancel_delayed_work_sync(&cg->host_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1750) cancel_delayed_work_sync(&cg->discnt_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1751) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1752)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1753) cancel_delayed_work_sync(&cg->usb_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1754) cancel_delayed_work_sync(&cg->dc_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1755) cancel_delayed_work_sync(&cg->finish_sig_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1756) cancel_delayed_work_sync(&cg->irq_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1757) cancel_delayed_work_sync(&cg->ts2_vol_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1758) destroy_workqueue(cg->ts2_wq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1759) destroy_workqueue(cg->usb_charger_wq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1760) destroy_workqueue(cg->dc_charger_wq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1761) destroy_workqueue(cg->finish_sig_wq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1762)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1763) if (cg->pdata->extcon) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1764) extcon_unregister_notifier(cg->cable_edev, EXTCON_CHG_USB_SDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1765) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1766) extcon_unregister_notifier(cg->cable_edev, EXTCON_CHG_USB_DCP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1767) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1768) extcon_unregister_notifier(cg->cable_edev, EXTCON_CHG_USB_CDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1769) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1770) extcon_unregister_notifier(cg->cable_edev, EXTCON_USB_VBUS_EN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1771) &cg->cable_host_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1772) extcon_unregister_notifier(cg->cable_edev, EXTCON_USB,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1773) &cg->cable_discnt_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1774) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1775) rk_bc_detect_notifier_unregister(&cg->bc_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1776) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1777)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1778) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1779) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1780)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1781) static void rk818_charger_shutdown(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1782) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1783) struct rk818_charger *cg = platform_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1784)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1785) /* type-c only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1786) if (cg->pdata->extcon) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1787) cancel_delayed_work_sync(&cg->host_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1788) cancel_delayed_work_sync(&cg->discnt_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1789) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1790)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1791) rk818_cg_set_otg_power(cg, USB_OTG_POWER_OFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1792) disable_irq(cg->plugin_irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1793) disable_irq(cg->plugout_irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1794)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1795) cancel_delayed_work_sync(&cg->usb_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1796) cancel_delayed_work_sync(&cg->dc_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1797) cancel_delayed_work_sync(&cg->finish_sig_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1798) cancel_delayed_work_sync(&cg->irq_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1799) cancel_delayed_work_sync(&cg->ts2_vol_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1800) flush_workqueue(cg->ts2_wq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1801) flush_workqueue(cg->usb_charger_wq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1802) flush_workqueue(cg->dc_charger_wq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1803) flush_workqueue(cg->finish_sig_wq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1804)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1805) if (cg->pdata->extcon) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1806) extcon_unregister_notifier(cg->cable_edev, EXTCON_CHG_USB_SDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1807) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1808) extcon_unregister_notifier(cg->cable_edev, EXTCON_CHG_USB_DCP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1809) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1810) extcon_unregister_notifier(cg->cable_edev, EXTCON_CHG_USB_CDP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1811) &cg->cable_cg_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1812) extcon_unregister_notifier(cg->cable_edev, EXTCON_USB_VBUS_EN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1813) &cg->cable_host_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1814) extcon_unregister_notifier(cg->cable_edev, EXTCON_USB,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1815) &cg->cable_discnt_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1816) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1817) rk_bc_detect_notifier_unregister(&cg->bc_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1818) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1819)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1820) rk818_bat_temp_notifier_unregister(&cg->temp_nb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1821)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1822) rk818_cg_set_finish_sig(cg, CHRG_FINISH_ANA_SIGNAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1823)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1824) CG_INFO("shutdown: ac=%d usb=%d dc=%d otg=%d 5v=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1825) cg->ac_in, cg->usb_in, cg->dc_in, cg->otg_in, cg->otg_pmic5v);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1826) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1827)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1828) static int rk818_charger_suspend(struct platform_device *pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1829) pm_message_t state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1830) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1831) struct rk818_charger *cg = platform_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1832)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1833) cg->sleep_set_off_reg1 = rk818_reg_read(cg, RK818_SLEEP_SET_OFF_REG1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1834)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1835) /* enable sleep boost5v and otg5v */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1836) if (cg->pdata->otg5v_suspend_enable) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1837) if ((cg->otg_in && !cg->dc_in) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1838) (cg->otg_in && cg->dc_in && !cg->pdata->power_dc2otg)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1839) rk818_reg_clear_bits(cg, RK818_SLEEP_SET_OFF_REG1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1840) OTG_BOOST_SLP_OFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1841) CG_INFO("suspend: otg 5v on\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1842) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1843) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1844) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1845)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1846) /* disable sleep otg5v */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1847) rk818_reg_set_bits(cg, RK818_SLEEP_SET_OFF_REG1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1848) OTG_SLP_SET_OFF, OTG_SLP_SET_OFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1849) CG_INFO("suspend: otg 5v off\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1850)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1851) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1852) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1853)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1854) static int rk818_charger_resume(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1855) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1856) struct rk818_charger *cg = platform_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1857)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1858) /* resume sleep boost5v and otg5v */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1859) rk818_reg_set_bits(cg, RK818_SLEEP_SET_OFF_REG1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1860) OTG_BOOST_SLP_OFF, cg->sleep_set_off_reg1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1861)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1862) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1863) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1864)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1865) static struct platform_driver rk818_charger_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1866) .probe = rk818_charger_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1867) .suspend = rk818_charger_suspend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1868) .resume = rk818_charger_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1869) .shutdown = rk818_charger_shutdown,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1870) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1871) .name = "rk818-charger",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1872) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1873) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1874)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1875) static int __init charger_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1876) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1877) return platform_driver_register(&rk818_charger_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1878) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1879) module_init(charger_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1880)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1881) static void __exit charger_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1882) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1883) platform_driver_unregister(&rk818_charger_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1884) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1885) module_exit(charger_exit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1886)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1887) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1888) MODULE_ALIAS("platform:rk818-charger");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1889) MODULE_AUTHOR("chenjh<chenjh@rock-chips.com>");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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