^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) * Description: keypad driver for ADP5589, ADP5585
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * I2C QWERTY Keypad and IO Expander
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Bugs: Enter bugs at http://blackfin.uclinux.org/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Copyright (C) 2010-2011 Analog Devices Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9)
^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/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/workqueue.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/pm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/input.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/i2c.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/input/adp5589.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) /* ADP5589/ADP5585 Common Registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #define ADP5589_5_ID 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define ADP5589_5_INT_STATUS 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define ADP5589_5_STATUS 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define ADP5589_5_FIFO_1 0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define ADP5589_5_FIFO_2 0x04
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #define ADP5589_5_FIFO_3 0x05
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #define ADP5589_5_FIFO_4 0x06
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #define ADP5589_5_FIFO_5 0x07
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #define ADP5589_5_FIFO_6 0x08
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #define ADP5589_5_FIFO_7 0x09
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #define ADP5589_5_FIFO_8 0x0A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #define ADP5589_5_FIFO_9 0x0B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #define ADP5589_5_FIFO_10 0x0C
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #define ADP5589_5_FIFO_11 0x0D
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #define ADP5589_5_FIFO_12 0x0E
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #define ADP5589_5_FIFO_13 0x0F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #define ADP5589_5_FIFO_14 0x10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define ADP5589_5_FIFO_15 0x11
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #define ADP5589_5_FIFO_16 0x12
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #define ADP5589_5_GPI_INT_STAT_A 0x13
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #define ADP5589_5_GPI_INT_STAT_B 0x14
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) /* ADP5589 Registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #define ADP5589_GPI_INT_STAT_C 0x15
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #define ADP5589_GPI_STATUS_A 0x16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #define ADP5589_GPI_STATUS_B 0x17
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #define ADP5589_GPI_STATUS_C 0x18
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #define ADP5589_RPULL_CONFIG_A 0x19
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #define ADP5589_RPULL_CONFIG_B 0x1A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define ADP5589_RPULL_CONFIG_C 0x1B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #define ADP5589_RPULL_CONFIG_D 0x1C
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #define ADP5589_RPULL_CONFIG_E 0x1D
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define ADP5589_GPI_INT_LEVEL_A 0x1E
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) #define ADP5589_GPI_INT_LEVEL_B 0x1F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #define ADP5589_GPI_INT_LEVEL_C 0x20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define ADP5589_GPI_EVENT_EN_A 0x21
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define ADP5589_GPI_EVENT_EN_B 0x22
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #define ADP5589_GPI_EVENT_EN_C 0x23
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #define ADP5589_GPI_INTERRUPT_EN_A 0x24
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) #define ADP5589_GPI_INTERRUPT_EN_B 0x25
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #define ADP5589_GPI_INTERRUPT_EN_C 0x26
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) #define ADP5589_DEBOUNCE_DIS_A 0x27
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #define ADP5589_DEBOUNCE_DIS_B 0x28
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) #define ADP5589_DEBOUNCE_DIS_C 0x29
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #define ADP5589_GPO_DATA_OUT_A 0x2A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) #define ADP5589_GPO_DATA_OUT_B 0x2B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) #define ADP5589_GPO_DATA_OUT_C 0x2C
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) #define ADP5589_GPO_OUT_MODE_A 0x2D
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) #define ADP5589_GPO_OUT_MODE_B 0x2E
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) #define ADP5589_GPO_OUT_MODE_C 0x2F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) #define ADP5589_GPIO_DIRECTION_A 0x30
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) #define ADP5589_GPIO_DIRECTION_B 0x31
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) #define ADP5589_GPIO_DIRECTION_C 0x32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) #define ADP5589_UNLOCK1 0x33
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) #define ADP5589_UNLOCK2 0x34
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) #define ADP5589_EXT_LOCK_EVENT 0x35
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) #define ADP5589_UNLOCK_TIMERS 0x36
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) #define ADP5589_LOCK_CFG 0x37
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) #define ADP5589_RESET1_EVENT_A 0x38
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) #define ADP5589_RESET1_EVENT_B 0x39
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) #define ADP5589_RESET1_EVENT_C 0x3A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) #define ADP5589_RESET2_EVENT_A 0x3B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) #define ADP5589_RESET2_EVENT_B 0x3C
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) #define ADP5589_RESET_CFG 0x3D
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) #define ADP5589_PWM_OFFT_LOW 0x3E
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) #define ADP5589_PWM_OFFT_HIGH 0x3F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) #define ADP5589_PWM_ONT_LOW 0x40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) #define ADP5589_PWM_ONT_HIGH 0x41
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) #define ADP5589_PWM_CFG 0x42
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) #define ADP5589_CLOCK_DIV_CFG 0x43
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) #define ADP5589_LOGIC_1_CFG 0x44
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) #define ADP5589_LOGIC_2_CFG 0x45
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) #define ADP5589_LOGIC_FF_CFG 0x46
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) #define ADP5589_LOGIC_INT_EVENT_EN 0x47
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) #define ADP5589_POLL_PTIME_CFG 0x48
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) #define ADP5589_PIN_CONFIG_A 0x49
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) #define ADP5589_PIN_CONFIG_B 0x4A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) #define ADP5589_PIN_CONFIG_C 0x4B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) #define ADP5589_PIN_CONFIG_D 0x4C
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) #define ADP5589_GENERAL_CFG 0x4D
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) #define ADP5589_INT_EN 0x4E
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) /* ADP5585 Registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) #define ADP5585_GPI_STATUS_A 0x15
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) #define ADP5585_GPI_STATUS_B 0x16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) #define ADP5585_RPULL_CONFIG_A 0x17
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) #define ADP5585_RPULL_CONFIG_B 0x18
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) #define ADP5585_RPULL_CONFIG_C 0x19
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) #define ADP5585_RPULL_CONFIG_D 0x1A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) #define ADP5585_GPI_INT_LEVEL_A 0x1B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) #define ADP5585_GPI_INT_LEVEL_B 0x1C
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) #define ADP5585_GPI_EVENT_EN_A 0x1D
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) #define ADP5585_GPI_EVENT_EN_B 0x1E
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) #define ADP5585_GPI_INTERRUPT_EN_A 0x1F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) #define ADP5585_GPI_INTERRUPT_EN_B 0x20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) #define ADP5585_DEBOUNCE_DIS_A 0x21
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) #define ADP5585_DEBOUNCE_DIS_B 0x22
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) #define ADP5585_GPO_DATA_OUT_A 0x23
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) #define ADP5585_GPO_DATA_OUT_B 0x24
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) #define ADP5585_GPO_OUT_MODE_A 0x25
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) #define ADP5585_GPO_OUT_MODE_B 0x26
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) #define ADP5585_GPIO_DIRECTION_A 0x27
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) #define ADP5585_GPIO_DIRECTION_B 0x28
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) #define ADP5585_RESET1_EVENT_A 0x29
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) #define ADP5585_RESET1_EVENT_B 0x2A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) #define ADP5585_RESET1_EVENT_C 0x2B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) #define ADP5585_RESET2_EVENT_A 0x2C
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) #define ADP5585_RESET2_EVENT_B 0x2D
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) #define ADP5585_RESET_CFG 0x2E
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) #define ADP5585_PWM_OFFT_LOW 0x2F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) #define ADP5585_PWM_OFFT_HIGH 0x30
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) #define ADP5585_PWM_ONT_LOW 0x31
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) #define ADP5585_PWM_ONT_HIGH 0x32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) #define ADP5585_PWM_CFG 0x33
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) #define ADP5585_LOGIC_CFG 0x34
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) #define ADP5585_LOGIC_FF_CFG 0x35
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) #define ADP5585_LOGIC_INT_EVENT_EN 0x36
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) #define ADP5585_POLL_PTIME_CFG 0x37
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) #define ADP5585_PIN_CONFIG_A 0x38
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) #define ADP5585_PIN_CONFIG_B 0x39
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) #define ADP5585_PIN_CONFIG_D 0x3A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) #define ADP5585_GENERAL_CFG 0x3B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) #define ADP5585_INT_EN 0x3C
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) /* ID Register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) #define ADP5589_5_DEVICE_ID_MASK 0xF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) #define ADP5589_5_MAN_ID_MASK 0xF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) #define ADP5589_5_MAN_ID_SHIFT 4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) #define ADP5589_5_MAN_ID 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) /* GENERAL_CFG Register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) #define OSC_EN (1 << 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) #define CORE_CLK(x) (((x) & 0x3) << 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) #define LCK_TRK_LOGIC (1 << 4) /* ADP5589 only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) #define LCK_TRK_GPI (1 << 3) /* ADP5589 only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) #define INT_CFG (1 << 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) #define RST_CFG (1 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) /* INT_EN Register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) #define LOGIC2_IEN (1 << 5) /* ADP5589 only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) #define LOGIC1_IEN (1 << 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) #define LOCK_IEN (1 << 3) /* ADP5589 only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) #define OVRFLOW_IEN (1 << 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) #define GPI_IEN (1 << 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) #define EVENT_IEN (1 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) /* Interrupt Status Register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) #define LOGIC2_INT (1 << 5) /* ADP5589 only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) #define LOGIC1_INT (1 << 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) #define LOCK_INT (1 << 3) /* ADP5589 only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) #define OVRFLOW_INT (1 << 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) #define GPI_INT (1 << 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) #define EVENT_INT (1 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) /* STATUS Register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) #define LOGIC2_STAT (1 << 7) /* ADP5589 only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) #define LOGIC1_STAT (1 << 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) #define LOCK_STAT (1 << 5) /* ADP5589 only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) #define KEC 0x1F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) /* PIN_CONFIG_D Register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) #define C4_EXTEND_CFG (1 << 6) /* RESET2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) #define R4_EXTEND_CFG (1 << 5) /* RESET1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) /* LOCK_CFG */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) #define LOCK_EN (1 << 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) #define PTIME_MASK 0x3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) #define LTIME_MASK 0x3 /* ADP5589 only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) /* Key Event Register xy */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) #define KEY_EV_PRESSED (1 << 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) #define KEY_EV_MASK (0x7F)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) #define KEYP_MAX_EVENT 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) #define ADP5589_MAXGPIO 19
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) #define ADP5585_MAXGPIO 11 /* 10 on the ADP5585-01, 11 on ADP5585-02 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) ADP5589,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) ADP5585_01,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) ADP5585_02
^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) struct adp_constants {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) u8 maxgpio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) u8 keymapsize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) u8 gpi_pin_row_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) u8 gpi_pin_row_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) u8 gpi_pin_col_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) u8 gpi_pin_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) u8 gpi_pin_end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) u8 gpimapsize_max;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) u8 max_row_num;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) u8 max_col_num;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) u8 row_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) u8 col_mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) u8 col_shift;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) u8 c4_extend_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) u8 (*bank) (u8 offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) u8 (*bit) (u8 offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) u8 (*reg) (u8 reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) struct adp5589_kpad {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) struct i2c_client *client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) struct input_dev *input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) const struct adp_constants *var;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) unsigned short keycode[ADP5589_KEYMAPSIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) const struct adp5589_gpi_map *gpimap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) unsigned short gpimapsize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) unsigned extend_cfg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) bool is_adp5585;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) bool support_row5;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) #ifdef CONFIG_GPIOLIB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) unsigned char gpiomap[ADP5589_MAXGPIO];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) bool export_gpio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) struct gpio_chip gc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) struct mutex gpio_lock; /* Protect cached dir, dat_out */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) u8 dat_out[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) u8 dir[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) * ADP5589 / ADP5585 derivative / variant handling
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) /* ADP5589 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) static unsigned char adp5589_bank(unsigned char offset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) return offset >> 3;
^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) static unsigned char adp5589_bit(unsigned char offset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) return 1u << (offset & 0x7);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) static unsigned char adp5589_reg(unsigned char reg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) return reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) static const struct adp_constants const_adp5589 = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) .maxgpio = ADP5589_MAXGPIO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) .keymapsize = ADP5589_KEYMAPSIZE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) .gpi_pin_row_base = ADP5589_GPI_PIN_ROW_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) .gpi_pin_row_end = ADP5589_GPI_PIN_ROW_END,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) .gpi_pin_col_base = ADP5589_GPI_PIN_COL_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) .gpi_pin_base = ADP5589_GPI_PIN_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) .gpi_pin_end = ADP5589_GPI_PIN_END,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) .gpimapsize_max = ADP5589_GPIMAPSIZE_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) .c4_extend_cfg = 12,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) .max_row_num = ADP5589_MAX_ROW_NUM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) .max_col_num = ADP5589_MAX_COL_NUM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) .row_mask = ADP5589_ROW_MASK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) .col_mask = ADP5589_COL_MASK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) .col_shift = ADP5589_COL_SHIFT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) .bank = adp5589_bank,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) .bit = adp5589_bit,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) .reg = adp5589_reg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) /* ADP5585 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) static unsigned char adp5585_bank(unsigned char offset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) return offset > ADP5585_MAX_ROW_NUM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) static unsigned char adp5585_bit(unsigned char offset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) return (offset > ADP5585_MAX_ROW_NUM) ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) 1u << (offset - ADP5585_COL_SHIFT) : 1u << offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) static const unsigned char adp5585_reg_lut[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) [ADP5589_GPI_STATUS_A] = ADP5585_GPI_STATUS_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) [ADP5589_GPI_STATUS_B] = ADP5585_GPI_STATUS_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) [ADP5589_RPULL_CONFIG_A] = ADP5585_RPULL_CONFIG_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) [ADP5589_RPULL_CONFIG_B] = ADP5585_RPULL_CONFIG_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) [ADP5589_RPULL_CONFIG_C] = ADP5585_RPULL_CONFIG_C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) [ADP5589_RPULL_CONFIG_D] = ADP5585_RPULL_CONFIG_D,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) [ADP5589_GPI_INT_LEVEL_A] = ADP5585_GPI_INT_LEVEL_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) [ADP5589_GPI_INT_LEVEL_B] = ADP5585_GPI_INT_LEVEL_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) [ADP5589_GPI_EVENT_EN_A] = ADP5585_GPI_EVENT_EN_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) [ADP5589_GPI_EVENT_EN_B] = ADP5585_GPI_EVENT_EN_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) [ADP5589_GPI_INTERRUPT_EN_A] = ADP5585_GPI_INTERRUPT_EN_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) [ADP5589_GPI_INTERRUPT_EN_B] = ADP5585_GPI_INTERRUPT_EN_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) [ADP5589_DEBOUNCE_DIS_A] = ADP5585_DEBOUNCE_DIS_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) [ADP5589_DEBOUNCE_DIS_B] = ADP5585_DEBOUNCE_DIS_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) [ADP5589_GPO_DATA_OUT_A] = ADP5585_GPO_DATA_OUT_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) [ADP5589_GPO_DATA_OUT_B] = ADP5585_GPO_DATA_OUT_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) [ADP5589_GPO_OUT_MODE_A] = ADP5585_GPO_OUT_MODE_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) [ADP5589_GPO_OUT_MODE_B] = ADP5585_GPO_OUT_MODE_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) [ADP5589_GPIO_DIRECTION_A] = ADP5585_GPIO_DIRECTION_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) [ADP5589_GPIO_DIRECTION_B] = ADP5585_GPIO_DIRECTION_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) [ADP5589_RESET1_EVENT_A] = ADP5585_RESET1_EVENT_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) [ADP5589_RESET1_EVENT_B] = ADP5585_RESET1_EVENT_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) [ADP5589_RESET1_EVENT_C] = ADP5585_RESET1_EVENT_C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) [ADP5589_RESET2_EVENT_A] = ADP5585_RESET2_EVENT_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) [ADP5589_RESET2_EVENT_B] = ADP5585_RESET2_EVENT_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) [ADP5589_RESET_CFG] = ADP5585_RESET_CFG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) [ADP5589_PWM_OFFT_LOW] = ADP5585_PWM_OFFT_LOW,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) [ADP5589_PWM_OFFT_HIGH] = ADP5585_PWM_OFFT_HIGH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) [ADP5589_PWM_ONT_LOW] = ADP5585_PWM_ONT_LOW,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) [ADP5589_PWM_ONT_HIGH] = ADP5585_PWM_ONT_HIGH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) [ADP5589_PWM_CFG] = ADP5585_PWM_CFG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) [ADP5589_LOGIC_1_CFG] = ADP5585_LOGIC_CFG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) [ADP5589_LOGIC_FF_CFG] = ADP5585_LOGIC_FF_CFG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) [ADP5589_LOGIC_INT_EVENT_EN] = ADP5585_LOGIC_INT_EVENT_EN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) [ADP5589_POLL_PTIME_CFG] = ADP5585_POLL_PTIME_CFG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) [ADP5589_PIN_CONFIG_A] = ADP5585_PIN_CONFIG_A,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) [ADP5589_PIN_CONFIG_B] = ADP5585_PIN_CONFIG_B,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) [ADP5589_PIN_CONFIG_D] = ADP5585_PIN_CONFIG_D,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) [ADP5589_GENERAL_CFG] = ADP5585_GENERAL_CFG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) [ADP5589_INT_EN] = ADP5585_INT_EN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) static unsigned char adp5585_reg(unsigned char reg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) return adp5585_reg_lut[reg];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) static const struct adp_constants const_adp5585 = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) .maxgpio = ADP5585_MAXGPIO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) .keymapsize = ADP5585_KEYMAPSIZE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) .gpi_pin_row_base = ADP5585_GPI_PIN_ROW_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) .gpi_pin_row_end = ADP5585_GPI_PIN_ROW_END,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) .gpi_pin_col_base = ADP5585_GPI_PIN_COL_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) .gpi_pin_base = ADP5585_GPI_PIN_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) .gpi_pin_end = ADP5585_GPI_PIN_END,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) .gpimapsize_max = ADP5585_GPIMAPSIZE_MAX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) .c4_extend_cfg = 10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) .max_row_num = ADP5585_MAX_ROW_NUM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) .max_col_num = ADP5585_MAX_COL_NUM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) .row_mask = ADP5585_ROW_MASK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) .col_mask = ADP5585_COL_MASK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) .col_shift = ADP5585_COL_SHIFT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) .bank = adp5585_bank,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) .bit = adp5585_bit,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) .reg = adp5585_reg,
^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 int adp5589_read(struct i2c_client *client, u8 reg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) int ret = i2c_smbus_read_byte_data(client, reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) dev_err(&client->dev, "Read Error\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) static int adp5589_write(struct i2c_client *client, u8 reg, u8 val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) return i2c_smbus_write_byte_data(client, reg, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) #ifdef CONFIG_GPIOLIB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) static int adp5589_gpio_get_value(struct gpio_chip *chip, unsigned off)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) struct adp5589_kpad *kpad = gpiochip_get_data(chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) unsigned int bank = kpad->var->bank(kpad->gpiomap[off]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) unsigned int bit = kpad->var->bit(kpad->gpiomap[off]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) return !!(adp5589_read(kpad->client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) kpad->var->reg(ADP5589_GPI_STATUS_A) + bank) &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) bit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) static void adp5589_gpio_set_value(struct gpio_chip *chip,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) unsigned off, int val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) struct adp5589_kpad *kpad = gpiochip_get_data(chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) unsigned int bank = kpad->var->bank(kpad->gpiomap[off]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) unsigned int bit = kpad->var->bit(kpad->gpiomap[off]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) mutex_lock(&kpad->gpio_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) if (val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) kpad->dat_out[bank] |= bit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) kpad->dat_out[bank] &= ~bit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) adp5589_write(kpad->client, kpad->var->reg(ADP5589_GPO_DATA_OUT_A) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) bank, kpad->dat_out[bank]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) mutex_unlock(&kpad->gpio_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) static int adp5589_gpio_direction_input(struct gpio_chip *chip, unsigned off)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) struct adp5589_kpad *kpad = gpiochip_get_data(chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) unsigned int bank = kpad->var->bank(kpad->gpiomap[off]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) unsigned int bit = kpad->var->bit(kpad->gpiomap[off]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) mutex_lock(&kpad->gpio_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) kpad->dir[bank] &= ~bit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) ret = adp5589_write(kpad->client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) kpad->var->reg(ADP5589_GPIO_DIRECTION_A) + bank,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) kpad->dir[bank]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) mutex_unlock(&kpad->gpio_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) static int adp5589_gpio_direction_output(struct gpio_chip *chip,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) unsigned off, int val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) struct adp5589_kpad *kpad = gpiochip_get_data(chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) unsigned int bank = kpad->var->bank(kpad->gpiomap[off]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) unsigned int bit = kpad->var->bit(kpad->gpiomap[off]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) mutex_lock(&kpad->gpio_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) kpad->dir[bank] |= bit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) if (val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) kpad->dat_out[bank] |= bit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) kpad->dat_out[bank] &= ~bit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) ret = adp5589_write(kpad->client, kpad->var->reg(ADP5589_GPO_DATA_OUT_A)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) + bank, kpad->dat_out[bank]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) ret |= adp5589_write(kpad->client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) kpad->var->reg(ADP5589_GPIO_DIRECTION_A) + bank,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) kpad->dir[bank]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) mutex_unlock(&kpad->gpio_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) return ret;
^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) static int adp5589_build_gpiomap(struct adp5589_kpad *kpad,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) const struct adp5589_kpad_platform_data *pdata)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) bool pin_used[ADP5589_MAXGPIO];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) int n_unused = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) memset(pin_used, false, sizeof(pin_used));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) for (i = 0; i < kpad->var->maxgpio; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) if (pdata->keypad_en_mask & (1 << i))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) pin_used[i] = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) for (i = 0; i < kpad->gpimapsize; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) pin_used[kpad->gpimap[i].pin - kpad->var->gpi_pin_base] = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) if (kpad->extend_cfg & R4_EXTEND_CFG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) pin_used[4] = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) if (kpad->extend_cfg & C4_EXTEND_CFG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) pin_used[kpad->var->c4_extend_cfg] = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) if (!kpad->support_row5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) pin_used[5] = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) for (i = 0; i < kpad->var->maxgpio; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) if (!pin_used[i])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) kpad->gpiomap[n_unused++] = i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) return n_unused;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) static int adp5589_gpio_add(struct adp5589_kpad *kpad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) struct device *dev = &kpad->client->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) const struct adp5589_kpad_platform_data *pdata = dev_get_platdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) const struct adp5589_gpio_platform_data *gpio_data = pdata->gpio_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) int i, error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) if (!gpio_data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) kpad->gc.parent = dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) kpad->gc.ngpio = adp5589_build_gpiomap(kpad, pdata);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) if (kpad->gc.ngpio == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) dev_info(dev, "No unused gpios left to export\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) kpad->export_gpio = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) kpad->gc.direction_input = adp5589_gpio_direction_input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) kpad->gc.direction_output = adp5589_gpio_direction_output;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) kpad->gc.get = adp5589_gpio_get_value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) kpad->gc.set = adp5589_gpio_set_value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) kpad->gc.can_sleep = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) kpad->gc.base = gpio_data->gpio_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) kpad->gc.label = kpad->client->name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) kpad->gc.owner = THIS_MODULE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) mutex_init(&kpad->gpio_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) error = gpiochip_add_data(&kpad->gc, kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) if (error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) dev_err(dev, "gpiochip_add_data() failed, err: %d\n", error);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) for (i = 0; i <= kpad->var->bank(kpad->var->maxgpio); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) kpad->dat_out[i] = adp5589_read(kpad->client, kpad->var->reg(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) ADP5589_GPO_DATA_OUT_A) + i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) kpad->dir[i] = adp5589_read(kpad->client, kpad->var->reg(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) ADP5589_GPIO_DIRECTION_A) + i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) if (gpio_data->setup) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) error = gpio_data->setup(kpad->client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) kpad->gc.base, kpad->gc.ngpio,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) gpio_data->context);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) dev_warn(dev, "setup failed, %d\n", error);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) static void adp5589_gpio_remove(struct adp5589_kpad *kpad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) struct device *dev = &kpad->client->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) const struct adp5589_kpad_platform_data *pdata = dev_get_platdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) const struct adp5589_gpio_platform_data *gpio_data = pdata->gpio_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) int error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) if (!kpad->export_gpio)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) if (gpio_data->teardown) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) error = gpio_data->teardown(kpad->client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) kpad->gc.base, kpad->gc.ngpio,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) gpio_data->context);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) dev_warn(dev, "teardown failed %d\n", error);
^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) gpiochip_remove(&kpad->gc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) static inline int adp5589_gpio_add(struct adp5589_kpad *kpad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) static inline void adp5589_gpio_remove(struct adp5589_kpad *kpad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) static void adp5589_report_switches(struct adp5589_kpad *kpad,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) int key, int key_val)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) for (i = 0; i < kpad->gpimapsize; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) if (key_val == kpad->gpimap[i].pin) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) input_report_switch(kpad->input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) kpad->gpimap[i].sw_evt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) key & KEY_EV_PRESSED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) static void adp5589_report_events(struct adp5589_kpad *kpad, int ev_cnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) for (i = 0; i < ev_cnt; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) int key = adp5589_read(kpad->client, ADP5589_5_FIFO_1 + i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) int key_val = key & KEY_EV_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) if (key_val >= kpad->var->gpi_pin_base &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) key_val <= kpad->var->gpi_pin_end) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) adp5589_report_switches(kpad, key, key_val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) input_report_key(kpad->input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) kpad->keycode[key_val - 1],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) key & KEY_EV_PRESSED);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) static irqreturn_t adp5589_irq(int irq, void *handle)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) struct adp5589_kpad *kpad = handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) struct i2c_client *client = kpad->client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) int status, ev_cnt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) status = adp5589_read(client, ADP5589_5_INT_STATUS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) if (status & OVRFLOW_INT) /* Unlikely and should never happen */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) dev_err(&client->dev, "Event Overflow Error\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) if (status & EVENT_INT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) ev_cnt = adp5589_read(client, ADP5589_5_STATUS) & KEC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) if (ev_cnt) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) adp5589_report_events(kpad, ev_cnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) input_sync(kpad->input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) adp5589_write(client, ADP5589_5_INT_STATUS, status); /* Status is W1C */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) static int adp5589_get_evcode(struct adp5589_kpad *kpad, unsigned short key)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) for (i = 0; i < kpad->var->keymapsize; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) if (key == kpad->keycode[i])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) return (i + 1) | KEY_EV_PRESSED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) dev_err(&kpad->client->dev, "RESET/UNLOCK key not in keycode map\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) static int adp5589_setup(struct adp5589_kpad *kpad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) struct i2c_client *client = kpad->client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) const struct adp5589_kpad_platform_data *pdata =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) dev_get_platdata(&client->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) u8 (*reg) (u8) = kpad->var->reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) unsigned char evt_mode1 = 0, evt_mode2 = 0, evt_mode3 = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) unsigned char pull_mask = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) int i, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) ret = adp5589_write(client, reg(ADP5589_PIN_CONFIG_A),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) pdata->keypad_en_mask & kpad->var->row_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) ret |= adp5589_write(client, reg(ADP5589_PIN_CONFIG_B),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) (pdata->keypad_en_mask >> kpad->var->col_shift) &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) kpad->var->col_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) if (!kpad->is_adp5585)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) ret |= adp5589_write(client, ADP5589_PIN_CONFIG_C,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) (pdata->keypad_en_mask >> 16) & 0xFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) if (!kpad->is_adp5585 && pdata->en_keylock) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) ret |= adp5589_write(client, ADP5589_UNLOCK1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) pdata->unlock_key1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) ret |= adp5589_write(client, ADP5589_UNLOCK2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) pdata->unlock_key2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) ret |= adp5589_write(client, ADP5589_UNLOCK_TIMERS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) pdata->unlock_timer & LTIME_MASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) ret |= adp5589_write(client, ADP5589_LOCK_CFG, LOCK_EN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) for (i = 0; i < KEYP_MAX_EVENT; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) ret |= adp5589_read(client, ADP5589_5_FIFO_1 + i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) for (i = 0; i < pdata->gpimapsize; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) unsigned short pin = pdata->gpimap[i].pin;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) if (pin <= kpad->var->gpi_pin_row_end) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) evt_mode1 |= (1 << (pin - kpad->var->gpi_pin_row_base));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) evt_mode2 |=
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) ((1 << (pin - kpad->var->gpi_pin_col_base)) & 0xFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) if (!kpad->is_adp5585)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) evt_mode3 |= ((1 << (pin -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) kpad->var->gpi_pin_col_base)) >> 8);
^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)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) if (pdata->gpimapsize) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) ret |= adp5589_write(client, reg(ADP5589_GPI_EVENT_EN_A),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) evt_mode1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) ret |= adp5589_write(client, reg(ADP5589_GPI_EVENT_EN_B),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) evt_mode2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) if (!kpad->is_adp5585)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) ret |= adp5589_write(client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) reg(ADP5589_GPI_EVENT_EN_C),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) evt_mode3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) if (pdata->pull_dis_mask & pdata->pullup_en_100k &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) pdata->pullup_en_300k & pdata->pulldown_en_300k)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) dev_warn(&client->dev, "Conflicting pull resistor config\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) for (i = 0; i <= kpad->var->max_row_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) unsigned val = 0, bit = (1 << i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) if (pdata->pullup_en_300k & bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) val = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) else if (pdata->pulldown_en_300k & bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) val = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) else if (pdata->pullup_en_100k & bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) val = 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) else if (pdata->pull_dis_mask & bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) val = 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) pull_mask |= val << (2 * (i & 0x3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) if (i % 4 == 3 || i == kpad->var->max_row_num) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) ret |= adp5589_write(client, reg(ADP5585_RPULL_CONFIG_A)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) + (i >> 2), pull_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) pull_mask = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) for (i = 0; i <= kpad->var->max_col_num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) unsigned val = 0, bit = 1 << (i + kpad->var->col_shift);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) if (pdata->pullup_en_300k & bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) val = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) else if (pdata->pulldown_en_300k & bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) val = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) else if (pdata->pullup_en_100k & bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) val = 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) else if (pdata->pull_dis_mask & bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) val = 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) pull_mask |= val << (2 * (i & 0x3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) if (i % 4 == 3 || i == kpad->var->max_col_num) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) ret |= adp5589_write(client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) reg(ADP5585_RPULL_CONFIG_C) +
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) (i >> 2), pull_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) pull_mask = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) }
^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) if (pdata->reset1_key_1 && pdata->reset1_key_2 && pdata->reset1_key_3) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) ret |= adp5589_write(client, reg(ADP5589_RESET1_EVENT_A),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) adp5589_get_evcode(kpad,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) pdata->reset1_key_1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) ret |= adp5589_write(client, reg(ADP5589_RESET1_EVENT_B),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) adp5589_get_evcode(kpad,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) pdata->reset1_key_2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) ret |= adp5589_write(client, reg(ADP5589_RESET1_EVENT_C),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) adp5589_get_evcode(kpad,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) pdata->reset1_key_3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) kpad->extend_cfg |= R4_EXTEND_CFG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) if (pdata->reset2_key_1 && pdata->reset2_key_2) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) ret |= adp5589_write(client, reg(ADP5589_RESET2_EVENT_A),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) adp5589_get_evcode(kpad,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) pdata->reset2_key_1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) ret |= adp5589_write(client, reg(ADP5589_RESET2_EVENT_B),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) adp5589_get_evcode(kpad,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) pdata->reset2_key_2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) kpad->extend_cfg |= C4_EXTEND_CFG;
^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) if (kpad->extend_cfg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) ret |= adp5589_write(client, reg(ADP5589_RESET_CFG),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) pdata->reset_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) ret |= adp5589_write(client, reg(ADP5589_PIN_CONFIG_D),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) kpad->extend_cfg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) ret |= adp5589_write(client, reg(ADP5589_DEBOUNCE_DIS_A),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) pdata->debounce_dis_mask & kpad->var->row_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) ret |= adp5589_write(client, reg(ADP5589_DEBOUNCE_DIS_B),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) (pdata->debounce_dis_mask >> kpad->var->col_shift)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) & kpad->var->col_mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) if (!kpad->is_adp5585)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) ret |= adp5589_write(client, reg(ADP5589_DEBOUNCE_DIS_C),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) (pdata->debounce_dis_mask >> 16) & 0xFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) ret |= adp5589_write(client, reg(ADP5589_POLL_PTIME_CFG),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) pdata->scan_cycle_time & PTIME_MASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) ret |= adp5589_write(client, ADP5589_5_INT_STATUS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) (kpad->is_adp5585 ? 0 : LOGIC2_INT) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) LOGIC1_INT | OVRFLOW_INT |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) (kpad->is_adp5585 ? 0 : LOCK_INT) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) GPI_INT | EVENT_INT); /* Status is W1C */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) ret |= adp5589_write(client, reg(ADP5589_GENERAL_CFG),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) INT_CFG | OSC_EN | CORE_CLK(3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) ret |= adp5589_write(client, reg(ADP5589_INT_EN),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) OVRFLOW_IEN | GPI_IEN | EVENT_IEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) dev_err(&client->dev, "Write Error\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) return ret;
^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 0;
^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 void adp5589_report_switch_state(struct adp5589_kpad *kpad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) int gpi_stat_tmp, pin_loc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) int gpi_stat1 = adp5589_read(kpad->client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) kpad->var->reg(ADP5589_GPI_STATUS_A));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) int gpi_stat2 = adp5589_read(kpad->client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) kpad->var->reg(ADP5589_GPI_STATUS_B));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) int gpi_stat3 = !kpad->is_adp5585 ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) adp5589_read(kpad->client, ADP5589_GPI_STATUS_C) : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) for (i = 0; i < kpad->gpimapsize; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) unsigned short pin = kpad->gpimap[i].pin;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) if (pin <= kpad->var->gpi_pin_row_end) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) gpi_stat_tmp = gpi_stat1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) pin_loc = pin - kpad->var->gpi_pin_row_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) } else if ((pin - kpad->var->gpi_pin_col_base) < 8) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) gpi_stat_tmp = gpi_stat2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) pin_loc = pin - kpad->var->gpi_pin_col_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) gpi_stat_tmp = gpi_stat3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) pin_loc = pin - kpad->var->gpi_pin_col_base - 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) if (gpi_stat_tmp < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) dev_err(&kpad->client->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) "Can't read GPIO_DAT_STAT switch %d, default to OFF\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) pin);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) gpi_stat_tmp = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) input_report_switch(kpad->input,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) kpad->gpimap[i].sw_evt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) !(gpi_stat_tmp & (1 << pin_loc)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) input_sync(kpad->input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) static int adp5589_keypad_add(struct adp5589_kpad *kpad, unsigned int revid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) struct i2c_client *client = kpad->client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) const struct adp5589_kpad_platform_data *pdata =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) dev_get_platdata(&client->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) struct input_dev *input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) unsigned int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) int error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) if (!((pdata->keypad_en_mask & kpad->var->row_mask) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) (pdata->keypad_en_mask >> kpad->var->col_shift)) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) !pdata->keymap) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) dev_err(&client->dev, "no rows, cols or keymap from pdata\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) if (pdata->keymapsize != kpad->var->keymapsize) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) dev_err(&client->dev, "invalid keymapsize\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) if (!pdata->gpimap && pdata->gpimapsize) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) dev_err(&client->dev, "invalid gpimap from pdata\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) if (pdata->gpimapsize > kpad->var->gpimapsize_max) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) dev_err(&client->dev, "invalid gpimapsize\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) for (i = 0; i < pdata->gpimapsize; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) unsigned short pin = pdata->gpimap[i].pin;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894) if (pin < kpad->var->gpi_pin_base ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) pin > kpad->var->gpi_pin_end) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) dev_err(&client->dev, "invalid gpi pin data\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) if ((1 << (pin - kpad->var->gpi_pin_row_base)) &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) pdata->keypad_en_mask) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) dev_err(&client->dev, "invalid gpi row/col data\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) if (!client->irq) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908) dev_err(&client->dev, "no IRQ?\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) input = input_allocate_device();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913) if (!input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) kpad->input = input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) input->name = client->name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919) input->phys = "adp5589-keys/input0";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) input->dev.parent = &client->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) input_set_drvdata(input, kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) input->id.bustype = BUS_I2C;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) input->id.vendor = 0x0001;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) input->id.product = 0x0001;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) input->id.version = revid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) input->keycodesize = sizeof(kpad->keycode[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) input->keycodemax = pdata->keymapsize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) input->keycode = kpad->keycode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) memcpy(kpad->keycode, pdata->keymap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) pdata->keymapsize * input->keycodesize);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936) kpad->gpimap = pdata->gpimap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) kpad->gpimapsize = pdata->gpimapsize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) /* setup input device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) __set_bit(EV_KEY, input->evbit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) if (pdata->repeat)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) __set_bit(EV_REP, input->evbit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) for (i = 0; i < input->keycodemax; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) if (kpad->keycode[i] <= KEY_MAX)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) __set_bit(kpad->keycode[i], input->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) __clear_bit(KEY_RESERVED, input->keybit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) if (kpad->gpimapsize)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951) __set_bit(EV_SW, input->evbit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) for (i = 0; i < kpad->gpimapsize; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) __set_bit(kpad->gpimap[i].sw_evt, input->swbit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955) error = input_register_device(input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) if (error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) dev_err(&client->dev, "unable to register input device\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958) goto err_free_input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961) error = request_threaded_irq(client->irq, NULL, adp5589_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963) client->dev.driver->name, kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964) if (error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) dev_err(&client->dev, "irq %d busy?\n", client->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966) goto err_unreg_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969) device_init_wakeup(&client->dev, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973) err_unreg_dev:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974) input_unregister_device(input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975) input = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) err_free_input:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977) input_free_device(input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) static void adp5589_keypad_remove(struct adp5589_kpad *kpad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984) if (kpad->input) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985) free_irq(kpad->client->irq, kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) input_unregister_device(kpad->input);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990) static int adp5589_probe(struct i2c_client *client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) const struct i2c_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993) struct adp5589_kpad *kpad;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994) const struct adp5589_kpad_platform_data *pdata =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995) dev_get_platdata(&client->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) unsigned int revid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) int error, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999) if (!i2c_check_functionality(client->adapter,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000) I2C_FUNC_SMBUS_BYTE_DATA)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001) dev_err(&client->dev, "SMBUS Byte Data not Supported\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005) if (!pdata) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006) dev_err(&client->dev, "no platform data?\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007) return -EINVAL;
^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) kpad = kzalloc(sizeof(*kpad), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011) if (!kpad)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014) kpad->client = client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016) switch (id->driver_data) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) case ADP5585_02:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018) kpad->support_row5 = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020) case ADP5585_01:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021) kpad->is_adp5585 = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022) kpad->var = &const_adp5585;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1024) case ADP5589:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1025) kpad->support_row5 = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1026) kpad->var = &const_adp5589;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030) ret = adp5589_read(client, ADP5589_5_ID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031) if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032) error = ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033) goto err_free_mem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1036) revid = (u8) ret & ADP5589_5_DEVICE_ID_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1037)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1038) if (pdata->keymapsize) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1039) error = adp5589_keypad_add(kpad, revid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1040) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1041) goto err_free_mem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1042) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1043)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1044) error = adp5589_setup(kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1045) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1046) goto err_keypad_remove;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1047)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1048) if (kpad->gpimapsize)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1049) adp5589_report_switch_state(kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1050)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1051) error = adp5589_gpio_add(kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1052) if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1053) goto err_keypad_remove;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1054)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1055) i2c_set_clientdata(client, kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1056)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1057) dev_info(&client->dev, "Rev.%d keypad, irq %d\n", revid, client->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1058) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1059)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1060) err_keypad_remove:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1061) adp5589_keypad_remove(kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1062) err_free_mem:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1063) kfree(kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1064)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1065) return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1066) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1067)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1068) static int adp5589_remove(struct i2c_client *client)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1069) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1070) struct adp5589_kpad *kpad = i2c_get_clientdata(client);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1071)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1072) adp5589_write(client, kpad->var->reg(ADP5589_GENERAL_CFG), 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1073) adp5589_keypad_remove(kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1074) adp5589_gpio_remove(kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1075) kfree(kpad);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1076)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1077) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1078) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1079)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1080) #ifdef CONFIG_PM_SLEEP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1081) static int adp5589_suspend(struct device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1082) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1083) struct adp5589_kpad *kpad = dev_get_drvdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1084) struct i2c_client *client = kpad->client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1085)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1086) if (!kpad->input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1087) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1088)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1089) disable_irq(client->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1090)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1091) if (device_may_wakeup(&client->dev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1092) enable_irq_wake(client->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1093)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1094) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1095) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1096)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1097) static int adp5589_resume(struct device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1098) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1099) struct adp5589_kpad *kpad = dev_get_drvdata(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1100) struct i2c_client *client = kpad->client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1101)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1102) if (!kpad->input)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1103) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1105) if (device_may_wakeup(&client->dev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1106) disable_irq_wake(client->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1108) enable_irq(client->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1110) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1111) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1112) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1114) static SIMPLE_DEV_PM_OPS(adp5589_dev_pm_ops, adp5589_suspend, adp5589_resume);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1116) static const struct i2c_device_id adp5589_id[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1117) {"adp5589-keys", ADP5589},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1118) {"adp5585-keys", ADP5585_01},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1119) {"adp5585-02-keys", ADP5585_02}, /* Adds ROW5 to ADP5585 */
^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)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1123) MODULE_DEVICE_TABLE(i2c, adp5589_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1125) static struct i2c_driver adp5589_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1126) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1127) .name = KBUILD_MODNAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1128) .pm = &adp5589_dev_pm_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1129) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1130) .probe = adp5589_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1131) .remove = adp5589_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1132) .id_table = adp5589_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1133) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1135) module_i2c_driver(adp5589_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1137) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1138) MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1139) MODULE_DESCRIPTION("ADP5589/ADP5585 Keypad driver");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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