^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Power supply driver for the Active-semi ACT8945A PMIC
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2015 Atmel Corporation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Author: Wenyou Yang <wenyou.yang@atmel.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/of_irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/power_supply.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/regmap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/gpio/consumer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) static const char *act8945a_charger_model = "ACT8945A";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) static const char *act8945a_charger_manufacturer = "Active-semi";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) * ACT8945A Charger Register Map
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) /* 0x70: Reserved */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define ACT8945A_APCH_CFG 0x71
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define ACT8945A_APCH_STATUS 0x78
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define ACT8945A_APCH_CTRL 0x79
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define ACT8945A_APCH_STATE 0x7A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) /* ACT8945A_APCH_CFG */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #define APCH_CFG_OVPSET (0x3 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #define APCH_CFG_OVPSET_6V6 (0x0 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #define APCH_CFG_OVPSET_7V (0x1 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #define APCH_CFG_OVPSET_7V5 (0x2 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #define APCH_CFG_OVPSET_8V (0x3 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #define APCH_CFG_PRETIMO (0x3 << 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #define APCH_CFG_PRETIMO_40_MIN (0x0 << 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #define APCH_CFG_PRETIMO_60_MIN (0x1 << 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #define APCH_CFG_PRETIMO_80_MIN (0x2 << 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #define APCH_CFG_PRETIMO_DISABLED (0x3 << 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define APCH_CFG_TOTTIMO (0x3 << 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #define APCH_CFG_TOTTIMO_3_HOUR (0x0 << 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #define APCH_CFG_TOTTIMO_4_HOUR (0x1 << 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #define APCH_CFG_TOTTIMO_5_HOUR (0x2 << 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) #define APCH_CFG_TOTTIMO_DISABLED (0x3 << 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #define APCH_CFG_SUSCHG (0x1 << 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #define APCH_STATUS_CHGDAT BIT(0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #define APCH_STATUS_INDAT BIT(1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #define APCH_STATUS_TEMPDAT BIT(2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #define APCH_STATUS_TIMRDAT BIT(3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #define APCH_STATUS_CHGSTAT BIT(4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define APCH_STATUS_INSTAT BIT(5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #define APCH_STATUS_TEMPSTAT BIT(6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #define APCH_STATUS_TIMRSTAT BIT(7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) #define APCH_CTRL_CHGEOCOUT BIT(0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #define APCH_CTRL_INDIS BIT(1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define APCH_CTRL_TEMPOUT BIT(2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define APCH_CTRL_TIMRPRE BIT(3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #define APCH_CTRL_CHGEOCIN BIT(4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #define APCH_CTRL_INCON BIT(5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) #define APCH_CTRL_TEMPIN BIT(6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #define APCH_CTRL_TIMRTOT BIT(7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #define APCH_STATE_ACINSTAT (0x1 << 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) #define APCH_STATE_CSTATE (0x3 << 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #define APCH_STATE_CSTATE_SHIFT 4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) #define APCH_STATE_CSTATE_DISABLED 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) #define APCH_STATE_CSTATE_EOC 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) #define APCH_STATE_CSTATE_FAST 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) #define APCH_STATE_CSTATE_PRE 0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) struct act8945a_charger {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) struct power_supply *psy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) struct power_supply_desc desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) struct regmap *regmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) struct work_struct work;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) bool init_done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) struct gpio_desc *lbo_gpio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) struct gpio_desc *chglev_gpio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) static int act8945a_get_charger_state(struct regmap *regmap, int *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) unsigned int status, state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) state &= APCH_STATE_CSTATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) state >>= APCH_STATE_CSTATE_SHIFT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) switch (state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) case APCH_STATE_CSTATE_PRE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) case APCH_STATE_CSTATE_FAST:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) *val = POWER_SUPPLY_STATUS_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) case APCH_STATE_CSTATE_EOC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) if (status & APCH_STATUS_CHGDAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) *val = POWER_SUPPLY_STATUS_FULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) *val = POWER_SUPPLY_STATUS_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) case APCH_STATE_CSTATE_DISABLED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) if (!(status & APCH_STATUS_INDAT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) *val = POWER_SUPPLY_STATUS_DISCHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) *val = POWER_SUPPLY_STATUS_NOT_CHARGING;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) static int act8945a_get_charge_type(struct regmap *regmap, int *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) unsigned int status, state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) state &= APCH_STATE_CSTATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) state >>= APCH_STATE_CSTATE_SHIFT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) switch (state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) case APCH_STATE_CSTATE_PRE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) *val = POWER_SUPPLY_CHARGE_TYPE_TRICKLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) case APCH_STATE_CSTATE_FAST:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) *val = POWER_SUPPLY_CHARGE_TYPE_FAST;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) case APCH_STATE_CSTATE_EOC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) *val = POWER_SUPPLY_CHARGE_TYPE_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) case APCH_STATE_CSTATE_DISABLED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) if (!(status & APCH_STATUS_INDAT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) *val = POWER_SUPPLY_CHARGE_TYPE_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) *val = POWER_SUPPLY_CHARGE_TYPE_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) static int act8945a_get_battery_health(struct regmap *regmap, int *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) unsigned int status, state, config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) ret = regmap_read(regmap, ACT8945A_APCH_CFG, &config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) state &= APCH_STATE_CSTATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) state >>= APCH_STATE_CSTATE_SHIFT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) switch (state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) case APCH_STATE_CSTATE_DISABLED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) if (config & APCH_CFG_SUSCHG) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) *val = POWER_SUPPLY_HEALTH_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) } else if (status & APCH_STATUS_INDAT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) if (!(status & APCH_STATUS_TEMPDAT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) *val = POWER_SUPPLY_HEALTH_OVERHEAT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) else if (status & APCH_STATUS_TIMRDAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) *val = POWER_SUPPLY_HEALTH_SAFETY_TIMER_EXPIRE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) *val = POWER_SUPPLY_HEALTH_OVERVOLTAGE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) *val = POWER_SUPPLY_HEALTH_GOOD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) case APCH_STATE_CSTATE_PRE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) case APCH_STATE_CSTATE_FAST:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) case APCH_STATE_CSTATE_EOC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) *val = POWER_SUPPLY_HEALTH_GOOD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) static int act8945a_get_capacity_level(struct act8945a_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) struct regmap *regmap, int *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) unsigned int status, state, config;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) int lbo_level = gpiod_get_value(charger->lbo_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) ret = regmap_read(regmap, ACT8945A_APCH_CFG, &config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) state &= APCH_STATE_CSTATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) state >>= APCH_STATE_CSTATE_SHIFT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) switch (state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) case APCH_STATE_CSTATE_PRE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) *val = POWER_SUPPLY_CAPACITY_LEVEL_LOW;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) case APCH_STATE_CSTATE_FAST:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) if (lbo_level)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) *val = POWER_SUPPLY_CAPACITY_LEVEL_HIGH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) *val = POWER_SUPPLY_CAPACITY_LEVEL_LOW;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) case APCH_STATE_CSTATE_EOC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) if (status & APCH_STATUS_CHGDAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) *val = POWER_SUPPLY_CAPACITY_LEVEL_FULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) *val = POWER_SUPPLY_CAPACITY_LEVEL_NORMAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) case APCH_STATE_CSTATE_DISABLED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) if (config & APCH_CFG_SUSCHG) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) *val = POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) *val = POWER_SUPPLY_CAPACITY_LEVEL_NORMAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) if (!(status & APCH_STATUS_INDAT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) if (!lbo_level)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) *val = POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) #define MAX_CURRENT_USB_HIGH 450000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) #define MAX_CURRENT_USB_LOW 90000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) #define MAX_CURRENT_USB_PRE 45000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) * Riset(K) = 2336 * (1V/Ichg(mA)) - 0.205
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) * Riset = 2.43K
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) #define MAX_CURRENT_AC_HIGH 886527
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) #define MAX_CURRENT_AC_LOW 117305
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) #define MAX_CURRENT_AC_HIGH_PRE 88653
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) #define MAX_CURRENT_AC_LOW_PRE 11731
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) static int act8945a_get_current_max(struct act8945a_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) struct regmap *regmap, int *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) unsigned int status, state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) unsigned int acin_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) int chgin_level = gpiod_get_value(charger->chglev_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) acin_state = (state & APCH_STATE_ACINSTAT) >> 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) state &= APCH_STATE_CSTATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) state >>= APCH_STATE_CSTATE_SHIFT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) switch (state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) case APCH_STATE_CSTATE_PRE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) if (acin_state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) if (chgin_level)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) *val = MAX_CURRENT_AC_HIGH_PRE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) *val = MAX_CURRENT_AC_LOW_PRE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) *val = MAX_CURRENT_USB_PRE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) case APCH_STATE_CSTATE_FAST:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) if (acin_state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) if (chgin_level)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) *val = MAX_CURRENT_AC_HIGH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) *val = MAX_CURRENT_AC_LOW;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) if (chgin_level)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) *val = MAX_CURRENT_USB_HIGH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) *val = MAX_CURRENT_USB_LOW;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) case APCH_STATE_CSTATE_EOC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) case APCH_STATE_CSTATE_DISABLED:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) *val = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) static enum power_supply_property act8945a_charger_props[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) POWER_SUPPLY_PROP_STATUS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) POWER_SUPPLY_PROP_CHARGE_TYPE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) POWER_SUPPLY_PROP_TECHNOLOGY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) POWER_SUPPLY_PROP_HEALTH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) POWER_SUPPLY_PROP_CAPACITY_LEVEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) POWER_SUPPLY_PROP_CURRENT_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) POWER_SUPPLY_PROP_MODEL_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) POWER_SUPPLY_PROP_MANUFACTURER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) static int act8945a_charger_get_property(struct power_supply *psy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) enum power_supply_property prop,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) union power_supply_propval *val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) struct act8945a_charger *charger = power_supply_get_drvdata(psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) struct regmap *regmap = charger->regmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) switch (prop) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) case POWER_SUPPLY_PROP_STATUS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) ret = act8945a_get_charger_state(regmap, &val->intval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) case POWER_SUPPLY_PROP_CHARGE_TYPE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) ret = act8945a_get_charge_type(regmap, &val->intval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) case POWER_SUPPLY_PROP_TECHNOLOGY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) val->intval = POWER_SUPPLY_TECHNOLOGY_LION;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) case POWER_SUPPLY_PROP_HEALTH:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) ret = act8945a_get_battery_health(regmap, &val->intval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) case POWER_SUPPLY_PROP_CAPACITY_LEVEL:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) ret = act8945a_get_capacity_level(charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) regmap, &val->intval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) case POWER_SUPPLY_PROP_CURRENT_MAX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) ret = act8945a_get_current_max(charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) regmap, &val->intval);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) case POWER_SUPPLY_PROP_MODEL_NAME:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) val->strval = act8945a_charger_model;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) case POWER_SUPPLY_PROP_MANUFACTURER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) val->strval = act8945a_charger_manufacturer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) static int act8945a_enable_interrupt(struct act8945a_charger *charger)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) struct regmap *regmap = charger->regmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) unsigned char ctrl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) ctrl = APCH_CTRL_CHGEOCOUT | APCH_CTRL_CHGEOCIN |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) APCH_CTRL_INDIS | APCH_CTRL_INCON |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) APCH_CTRL_TEMPOUT | APCH_CTRL_TEMPIN |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) APCH_CTRL_TIMRPRE | APCH_CTRL_TIMRTOT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) ret = regmap_write(regmap, ACT8945A_APCH_CTRL, ctrl);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) ctrl = APCH_STATUS_CHGSTAT | APCH_STATUS_INSTAT |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) APCH_STATUS_TEMPSTAT | APCH_STATUS_TIMRSTAT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) ret = regmap_write(regmap, ACT8945A_APCH_STATUS, ctrl);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) static unsigned int act8945a_set_supply_type(struct act8945a_charger *charger,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) unsigned int *type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) unsigned int status, state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) ret = regmap_read(charger->regmap, ACT8945A_APCH_STATUS, &status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) ret = regmap_read(charger->regmap, ACT8945A_APCH_STATE, &state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) if (status & APCH_STATUS_INDAT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) if (state & APCH_STATE_ACINSTAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) *type = POWER_SUPPLY_TYPE_MAINS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) *type = POWER_SUPPLY_TYPE_USB;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) *type = POWER_SUPPLY_TYPE_BATTERY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) static void act8945a_work(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) struct act8945a_charger *charger =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) container_of(work, struct act8945a_charger, work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) act8945a_set_supply_type(charger, &charger->desc.type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) power_supply_changed(charger->psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) static irqreturn_t act8945a_status_changed(int irq, void *dev_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) struct act8945a_charger *charger = dev_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) if (charger->init_done)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) schedule_work(&charger->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) #define DEFAULT_TOTAL_TIME_OUT 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) #define DEFAULT_PRE_TIME_OUT 40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) #define DEFAULT_INPUT_OVP_THRESHOLD 6600
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) static int act8945a_charger_config(struct device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) struct act8945a_charger *charger)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) struct device_node *np = dev->of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) struct regmap *regmap = charger->regmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) u32 total_time_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) u32 pre_time_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) u32 input_voltage_threshold;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) int err, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) unsigned int tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) unsigned int value = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) if (!np) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) dev_err(dev, "no charger of node\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) ret = regmap_read(regmap, ACT8945A_APCH_CFG, &tmp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) if (tmp & APCH_CFG_SUSCHG) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) value |= APCH_CFG_SUSCHG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) dev_info(dev, "have been suspended\n");
^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) charger->lbo_gpio = devm_gpiod_get_optional(dev, "active-semi,lbo",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) GPIOD_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) if (IS_ERR(charger->lbo_gpio)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) err = PTR_ERR(charger->lbo_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) dev_err(dev, "unable to claim gpio \"lbo\": %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) ret = devm_request_irq(dev, gpiod_to_irq(charger->lbo_gpio),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) act8945a_status_changed,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) (IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) "act8945a_lbo_detect", charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) dev_info(dev, "failed to request gpio \"lbo\" IRQ\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) charger->chglev_gpio = devm_gpiod_get_optional(dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) "active-semi,chglev",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) GPIOD_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) if (IS_ERR(charger->chglev_gpio)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) err = PTR_ERR(charger->chglev_gpio);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) dev_err(dev, "unable to claim gpio \"chglev\": %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) if (of_property_read_u32(np,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) "active-semi,input-voltage-threshold-microvolt",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) &input_voltage_threshold))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) input_voltage_threshold = DEFAULT_INPUT_OVP_THRESHOLD;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) if (of_property_read_u32(np,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) "active-semi,precondition-timeout",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) &pre_time_out))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) pre_time_out = DEFAULT_PRE_TIME_OUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) if (of_property_read_u32(np, "active-semi,total-timeout",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) &total_time_out))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) total_time_out = DEFAULT_TOTAL_TIME_OUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) switch (input_voltage_threshold) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) case 8000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) value |= APCH_CFG_OVPSET_8V;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) case 7500:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) value |= APCH_CFG_OVPSET_7V5;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) case 7000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) value |= APCH_CFG_OVPSET_7V;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) case 6600:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) value |= APCH_CFG_OVPSET_6V6;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) switch (pre_time_out) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) case 60:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) value |= APCH_CFG_PRETIMO_60_MIN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) case 80:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) value |= APCH_CFG_PRETIMO_80_MIN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) case 0:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) value |= APCH_CFG_PRETIMO_DISABLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) case 40:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) value |= APCH_CFG_PRETIMO_40_MIN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) switch (total_time_out) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) case 4:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) value |= APCH_CFG_TOTTIMO_4_HOUR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) case 5:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) value |= APCH_CFG_TOTTIMO_5_HOUR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) case 0:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) value |= APCH_CFG_TOTTIMO_DISABLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) case 3:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) value |= APCH_CFG_TOTTIMO_3_HOUR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) return regmap_write(regmap, ACT8945A_APCH_CFG, value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) static int act8945a_charger_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) struct act8945a_charger *charger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) struct power_supply_config psy_cfg = {};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) int irq, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) charger = devm_kzalloc(&pdev->dev, sizeof(*charger), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) if (!charger)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) charger->regmap = dev_get_regmap(pdev->dev.parent, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) if (!charger->regmap) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) dev_err(&pdev->dev, "Parent did not provide regmap\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) ret = act8945a_charger_config(&pdev->dev, charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) irq = of_irq_get(pdev->dev.of_node, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) if (irq <= 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) dev_err(&pdev->dev, "failed to find IRQ number\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) return irq ?: -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) ret = devm_request_irq(&pdev->dev, irq, act8945a_status_changed,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) IRQF_TRIGGER_FALLING, "act8945a_interrupt",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) dev_err(&pdev->dev, "failed to request nIRQ pin IRQ\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) charger->desc.name = "act8945a-charger";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) charger->desc.get_property = act8945a_charger_get_property;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) charger->desc.properties = act8945a_charger_props;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) charger->desc.num_properties = ARRAY_SIZE(act8945a_charger_props);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) ret = act8945a_set_supply_type(charger, &charger->desc.type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) psy_cfg.of_node = pdev->dev.of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) psy_cfg.drv_data = charger;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) charger->psy = devm_power_supply_register(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) &charger->desc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) &psy_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) if (IS_ERR(charger->psy)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) dev_err(&pdev->dev, "failed to register power supply\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) return PTR_ERR(charger->psy);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) platform_set_drvdata(pdev, charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) INIT_WORK(&charger->work, act8945a_work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) ret = act8945a_enable_interrupt(charger);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) charger->init_done = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) static int act8945a_charger_remove(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) struct act8945a_charger *charger = platform_get_drvdata(pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) charger->init_done = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) cancel_work_sync(&charger->work);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) static struct platform_driver act8945a_charger_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) .name = "act8945a-charger",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) .probe = act8945a_charger_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) .remove = act8945a_charger_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) module_platform_driver(act8945a_charger_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) MODULE_DESCRIPTION("Active-semi ACT8945A ActivePath charger driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) MODULE_AUTHOR("Wenyou Yang <wenyou.yang@atmel.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) MODULE_LICENSE("GPL");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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