| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
|---|
| 2 | /* |
|---|
| 3 | * Analog Devices ADP5585 I/O expander, PWM controller and keypad controller |
|---|
| 4 | * |
|---|
| 5 | * Copyright 2022 NXP |
|---|
| 6 | * Copyright 2024 Ideas on Board Oy |
|---|
| 7 | */ |
|---|
| 8 | |
|---|
| 9 | #ifndef __MFD_ADP5585_H_ |
|---|
| 10 | #define __MFD_ADP5585_H_ |
|---|
| 11 | |
|---|
| 12 | #include <linux/bits.h> |
|---|
| 13 | #include <linux/notifier.h> |
|---|
| 14 | |
|---|
| 15 | #define ADP5585_ID 0x00 |
|---|
| 16 | #define ADP5585_MAN_ID_VALUE 0x20 |
|---|
| 17 | #define ADP5585_MAN_ID_MASK GENMASK(7, 4) |
|---|
| 18 | #define ADP5585_REV_ID_MASK GENMASK(3, 0) |
|---|
| 19 | #define ADP5585_INT_STATUS 0x01 |
|---|
| 20 | #define ADP5585_OVRFLOW_INT BIT(2) |
|---|
| 21 | #define ADP5585_EVENT_INT BIT(0) |
|---|
| 22 | #define ADP5585_STATUS 0x02 |
|---|
| 23 | #define ADP5585_EC_MASK GENMASK(4, 0) |
|---|
| 24 | #define ADP5585_FIFO_1 0x03 |
|---|
| 25 | #define ADP5585_KEV_EV_PRESS_MASK BIT(7) |
|---|
| 26 | #define ADP5585_KEY_EVENT_MASK GENMASK(6, 0) |
|---|
| 27 | #define ADP5585_FIFO_2 0x04 |
|---|
| 28 | #define ADP5585_FIFO_3 0x05 |
|---|
| 29 | #define ADP5585_FIFO_4 0x06 |
|---|
| 30 | #define ADP5585_FIFO_5 0x07 |
|---|
| 31 | #define ADP5585_FIFO_6 0x08 |
|---|
| 32 | #define ADP5585_FIFO_7 0x09 |
|---|
| 33 | #define ADP5585_FIFO_8 0x0a |
|---|
| 34 | #define ADP5585_FIFO_9 0x0b |
|---|
| 35 | #define ADP5585_FIFO_10 0x0c |
|---|
| 36 | #define ADP5585_FIFO_11 0x0d |
|---|
| 37 | #define ADP5585_FIFO_12 0x0e |
|---|
| 38 | #define ADP5585_FIFO_13 0x0f |
|---|
| 39 | #define ADP5585_FIFO_14 0x10 |
|---|
| 40 | #define ADP5585_FIFO_15 0x11 |
|---|
| 41 | #define ADP5585_FIFO_16 0x12 |
|---|
| 42 | #define ADP5585_EV_MAX (ADP5585_FIFO_16 - ADP5585_FIFO_1 + 1) |
|---|
| 43 | #define ADP5585_GPI_INT_STAT_A 0x13 |
|---|
| 44 | #define ADP5585_GPI_INT_STAT_B 0x14 |
|---|
| 45 | #define ADP5585_GPI_STATUS_A 0x15 |
|---|
| 46 | #define ADP5585_GPI_STATUS_B 0x16 |
|---|
| 47 | #define ADP5585_RPULL_CONFIG_A 0x17 |
|---|
| 48 | #define ADP5585_RPULL_CONFIG_B 0x18 |
|---|
| 49 | #define ADP5585_RPULL_CONFIG_C 0x19 |
|---|
| 50 | #define ADP5585_RPULL_CONFIG_D 0x1a |
|---|
| 51 | #define ADP5585_Rx_PULL_CFG_PU_300K 0 |
|---|
| 52 | #define ADP5585_Rx_PULL_CFG_PD_300K 1 |
|---|
| 53 | #define ADP5585_Rx_PULL_CFG_PU_100K 2 |
|---|
| 54 | #define ADP5585_Rx_PULL_CFG_DISABLE 3 |
|---|
| 55 | #define ADP5585_Rx_PULL_CFG_MASK 3 |
|---|
| 56 | #define ADP5585_GPI_INT_LEVEL_A 0x1b |
|---|
| 57 | #define ADP5585_GPI_INT_LEVEL_B 0x1c |
|---|
| 58 | #define ADP5585_GPI_EVENT_EN_A 0x1d |
|---|
| 59 | #define ADP5585_GPI_EVENT_EN_B 0x1e |
|---|
| 60 | #define ADP5585_GPI_INTERRUPT_EN_A 0x1f |
|---|
| 61 | #define ADP5585_GPI_INTERRUPT_EN_B 0x20 |
|---|
| 62 | #define ADP5585_DEBOUNCE_DIS_A 0x21 |
|---|
| 63 | #define ADP5585_DEBOUNCE_DIS_B 0x22 |
|---|
| 64 | #define ADP5585_GPO_DATA_OUT_A 0x23 |
|---|
| 65 | #define ADP5585_GPO_DATA_OUT_B 0x24 |
|---|
| 66 | #define ADP5585_GPO_OUT_MODE_A 0x25 |
|---|
| 67 | #define ADP5585_GPO_OUT_MODE_B 0x26 |
|---|
| 68 | #define ADP5585_GPIO_DIRECTION_A 0x27 |
|---|
| 69 | #define ADP5585_GPIO_DIRECTION_B 0x28 |
|---|
| 70 | #define ADP5585_RESET1_EVENT_A 0x29 |
|---|
| 71 | #define ADP5585_RESET_EV_PRESS BIT(7) |
|---|
| 72 | #define ADP5585_RESET1_EVENT_B 0x2a |
|---|
| 73 | #define ADP5585_RESET1_EVENT_C 0x2b |
|---|
| 74 | #define ADP5585_RESET2_EVENT_A 0x2c |
|---|
| 75 | #define ADP5585_RESET2_EVENT_B 0x2d |
|---|
| 76 | #define ADP5585_RESET_CFG 0x2e |
|---|
| 77 | #define ADP5585_PWM_OFFT_LOW 0x2f |
|---|
| 78 | #define ADP5585_PWM_OFFT_HIGH 0x30 |
|---|
| 79 | #define ADP5585_PWM_ONT_LOW 0x31 |
|---|
| 80 | #define ADP5585_PWM_ONT_HIGH 0x32 |
|---|
| 81 | #define ADP5585_PWM_CFG 0x33 |
|---|
| 82 | #define ADP5585_PWM_IN_AND BIT(2) |
|---|
| 83 | #define ADP5585_PWM_MODE BIT(1) |
|---|
| 84 | #define ADP5585_PWM_EN BIT(0) |
|---|
| 85 | #define ADP5585_LOGIC_CFG 0x34 |
|---|
| 86 | #define ADP5585_LOGIC_FF_CFG 0x35 |
|---|
| 87 | #define ADP5585_LOGIC_INT_EVENT_EN 0x36 |
|---|
| 88 | #define ADP5585_POLL_PTIME_CFG 0x37 |
|---|
| 89 | #define ADP5585_PIN_CONFIG_A 0x38 |
|---|
| 90 | #define ADP5585_PIN_CONFIG_B 0x39 |
|---|
| 91 | #define ADP5585_PIN_CONFIG_C 0x3a |
|---|
| 92 | #define ADP5585_PULL_SELECT BIT(7) |
|---|
| 93 | #define ADP5585_C4_EXTEND_CFG_GPIO11 (0U << 6) |
|---|
| 94 | #define ADP5585_C4_EXTEND_CFG_RESET2 (1U << 6) |
|---|
| 95 | #define ADP5585_C4_EXTEND_CFG_MASK GENMASK(6, 6) |
|---|
| 96 | #define ADP5585_R4_EXTEND_CFG_GPIO5 (0U << 5) |
|---|
| 97 | #define ADP5585_R4_EXTEND_CFG_RESET1 (1U << 5) |
|---|
| 98 | #define ADP5585_R4_EXTEND_CFG_MASK GENMASK(5, 5) |
|---|
| 99 | #define ADP5585_R3_EXTEND_CFG_GPIO4 (0U << 2) |
|---|
| 100 | #define ADP5585_R3_EXTEND_CFG_LC (1U << 2) |
|---|
| 101 | #define ADP5585_R3_EXTEND_CFG_PWM_OUT (2U << 2) |
|---|
| 102 | #define ADP5585_R3_EXTEND_CFG_MASK GENMASK(3, 2) |
|---|
| 103 | #define ADP5585_R0_EXTEND_CFG_GPIO1 (0U << 0) |
|---|
| 104 | #define ADP5585_R0_EXTEND_CFG_LY (1U << 0) |
|---|
| 105 | #define ADP5585_R0_EXTEND_CFG_MASK GENMASK(0, 0) |
|---|
| 106 | #define ADP5585_GENERAL_CFG 0x3b |
|---|
| 107 | #define ADP5585_OSC_EN BIT(7) |
|---|
| 108 | #define ADP5585_OSC_FREQ_50KHZ (0U << 5) |
|---|
| 109 | #define ADP5585_OSC_FREQ_100KHZ (1U << 5) |
|---|
| 110 | #define ADP5585_OSC_FREQ_200KHZ (2U << 5) |
|---|
| 111 | #define ADP5585_OSC_FREQ_500KHZ (3U << 5) |
|---|
| 112 | #define ADP5585_OSC_FREQ_MASK GENMASK(6, 5) |
|---|
| 113 | #define ADP5585_INT_CFG BIT(1) |
|---|
| 114 | #define ADP5585_RST_CFG BIT(0) |
|---|
| 115 | #define ADP5585_INT_EN 0x3c |
|---|
| 116 | #define ADP5585_OVRFLOW_IEN BIT(2) |
|---|
| 117 | #define ADP5585_EVENT_IEN BIT(0) |
|---|
| 118 | |
|---|
| 119 | #define ADP5585_MAX_REG ADP5585_INT_EN |
|---|
| 120 | |
|---|
| 121 | #define ADP5585_PIN_MAX 11 |
|---|
| 122 | #define ADP5585_MAX_UNLOCK_TIME_SEC 7 |
|---|
| 123 | #define ADP5585_KEY_EVENT_START 1 |
|---|
| 124 | #define ADP5585_KEY_EVENT_END 25 |
|---|
| 125 | #define ADP5585_GPI_EVENT_START 37 |
|---|
| 126 | #define ADP5585_GPI_EVENT_END 47 |
|---|
| 127 | #define ADP5585_ROW5_KEY_EVENT_START 1 |
|---|
| 128 | #define ADP5585_ROW5_KEY_EVENT_END 30 |
|---|
| 129 | #define ADP5585_PWM_OUT 3 |
|---|
| 130 | #define ADP5585_RESET1_OUT 4 |
|---|
| 131 | #define ADP5585_RESET2_OUT 9 |
|---|
| 132 | #define ADP5585_ROW5 5 |
|---|
| 133 | |
|---|
| 134 | /* ADP5589 */ |
|---|
| 135 | #define ADP5589_MAN_ID_VALUE 0x10 |
|---|
| 136 | #define ADP5589_GPI_STATUS_A 0x16 |
|---|
| 137 | #define ADP5589_GPI_STATUS_C 0x18 |
|---|
| 138 | #define ADP5589_RPULL_CONFIG_A 0x19 |
|---|
| 139 | #define ADP5589_GPI_INT_LEVEL_A 0x1e |
|---|
| 140 | #define ADP5589_GPI_EVENT_EN_A 0x21 |
|---|
| 141 | #define ADP5589_DEBOUNCE_DIS_A 0x27 |
|---|
| 142 | #define ADP5589_GPO_DATA_OUT_A 0x2a |
|---|
| 143 | #define ADP5589_GPO_OUT_MODE_A 0x2d |
|---|
| 144 | #define ADP5589_GPIO_DIRECTION_A 0x30 |
|---|
| 145 | #define ADP5589_UNLOCK1 0x33 |
|---|
| 146 | #define ADP5589_UNLOCK_EV_PRESS BIT(7) |
|---|
| 147 | #define ADP5589_UNLOCK_TIMERS 0x36 |
|---|
| 148 | #define ADP5589_UNLOCK_TIMER GENMASK(2, 0) |
|---|
| 149 | #define ADP5589_LOCK_CFG 0x37 |
|---|
| 150 | #define ADP5589_LOCK_EN BIT(0) |
|---|
| 151 | #define ADP5589_RESET1_EVENT_A 0x38 |
|---|
| 152 | #define ADP5589_RESET2_EVENT_A 0x3B |
|---|
| 153 | #define ADP5589_RESET_CFG 0x3D |
|---|
| 154 | #define ADP5585_RESET2_POL BIT(7) |
|---|
| 155 | #define ADP5585_RESET1_POL BIT(6) |
|---|
| 156 | #define ADP5585_RST_PASSTHRU_EN BIT(5) |
|---|
| 157 | #define ADP5585_RESET_TRIG_TIME GENMASK(4, 2) |
|---|
| 158 | #define ADP5585_PULSE_WIDTH GENMASK(1, 0) |
|---|
| 159 | #define ADP5589_PWM_OFFT_LOW 0x3e |
|---|
| 160 | #define ADP5589_PWM_ONT_LOW 0x40 |
|---|
| 161 | #define ADP5589_PWM_CFG 0x42 |
|---|
| 162 | #define ADP5589_POLL_PTIME_CFG 0x48 |
|---|
| 163 | #define ADP5589_PIN_CONFIG_A 0x49 |
|---|
| 164 | #define ADP5589_PIN_CONFIG_D 0x4C |
|---|
| 165 | #define ADP5589_GENERAL_CFG 0x4d |
|---|
| 166 | #define ADP5589_INT_EN 0x4e |
|---|
| 167 | #define ADP5589_MAX_REG ADP5589_INT_EN |
|---|
| 168 | |
|---|
| 169 | #define ADP5589_PIN_MAX 19 |
|---|
| 170 | #define ADP5589_KEY_EVENT_START 1 |
|---|
| 171 | #define ADP5589_KEY_EVENT_END 88 |
|---|
| 172 | #define ADP5589_GPI_EVENT_START 97 |
|---|
| 173 | #define ADP5589_GPI_EVENT_END 115 |
|---|
| 174 | #define ADP5589_UNLOCK_WILDCARD 127 |
|---|
| 175 | #define ADP5589_RESET2_OUT 12 |
|---|
| 176 | |
|---|
| 177 | struct regmap; |
|---|
| 178 | |
|---|
| 179 | enum adp5585_variant { |
|---|
| 180 | ADP5585_00 = 1, |
|---|
| 181 | ADP5585_01, |
|---|
| 182 | ADP5585_02, |
|---|
| 183 | ADP5585_03, |
|---|
| 184 | ADP5585_04, |
|---|
| 185 | ADP5589_00, |
|---|
| 186 | ADP5589_01, |
|---|
| 187 | ADP5589_02, |
|---|
| 188 | ADP5585_MAX |
|---|
| 189 | }; |
|---|
| 190 | |
|---|
| 191 | struct adp5585_regs { |
|---|
| 192 | unsigned int gen_cfg; |
|---|
| 193 | unsigned int ext_cfg; |
|---|
| 194 | unsigned int int_en; |
|---|
| 195 | unsigned int poll_ptime_cfg; |
|---|
| 196 | unsigned int reset_cfg; |
|---|
| 197 | unsigned int reset1_event_a; |
|---|
| 198 | unsigned int reset2_event_a; |
|---|
| 199 | unsigned int pin_cfg_a; |
|---|
| 200 | }; |
|---|
| 201 | |
|---|
| 202 | struct adp5585_dev { |
|---|
| 203 | struct device *dev; |
|---|
| 204 | struct regmap *regmap; |
|---|
| 205 | const struct adp5585_regs *regs; |
|---|
| 206 | struct blocking_notifier_head event_notifier; |
|---|
| 207 | unsigned long *pin_usage; |
|---|
| 208 | unsigned int n_pins; |
|---|
| 209 | unsigned int reset2_out; |
|---|
| 210 | enum adp5585_variant variant; |
|---|
| 211 | unsigned int id; |
|---|
| 212 | bool has_unlock; |
|---|
| 213 | bool has_pin6; |
|---|
| 214 | int irq; |
|---|
| 215 | unsigned int ev_poll_time; |
|---|
| 216 | unsigned int unlock_time; |
|---|
| 217 | unsigned int unlock_keys[2]; |
|---|
| 218 | unsigned int nkeys_unlock; |
|---|
| 219 | unsigned int reset1_keys[3]; |
|---|
| 220 | unsigned int nkeys_reset1; |
|---|
| 221 | unsigned int reset2_keys[2]; |
|---|
| 222 | unsigned int nkeys_reset2; |
|---|
| 223 | u8 reset_cfg; |
|---|
| 224 | }; |
|---|
| 225 | |
|---|
| 226 | #endif |
|---|
| 227 | |
|---|
