^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) * Regulator driver for TI TPS6586x
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2010 Compulab Ltd.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Author: Mike Rapoport <mike@compulab.co.il>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Based on da903x
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * Copyright (C) 2006-2008 Marvell International Ltd.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * Copyright (C) 2008 Compulab Ltd.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/err.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/regulator/driver.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/regulator/machine.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/regulator/of_regulator.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <linux/mfd/tps6586x.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) /* supply control and voltage setting */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define TPS6586X_SUPPLYENA 0x10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define TPS6586X_SUPPLYENB 0x11
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define TPS6586X_SUPPLYENC 0x12
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define TPS6586X_SUPPLYEND 0x13
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #define TPS6586X_SUPPLYENE 0x14
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #define TPS6586X_VCC1 0x20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #define TPS6586X_VCC2 0x21
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #define TPS6586X_SM1V1 0x23
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #define TPS6586X_SM1V2 0x24
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #define TPS6586X_SM1SL 0x25
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #define TPS6586X_SM0V1 0x26
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #define TPS6586X_SM0V2 0x27
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #define TPS6586X_SM0SL 0x28
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #define TPS6586X_LDO2AV1 0x29
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #define TPS6586X_LDO2AV2 0x2A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #define TPS6586X_LDO2BV1 0x2F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define TPS6586X_LDO2BV2 0x30
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #define TPS6586X_LDO4V1 0x32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #define TPS6586X_LDO4V2 0x33
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) /* converter settings */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #define TPS6586X_SUPPLYV1 0x41
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #define TPS6586X_SUPPLYV2 0x42
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #define TPS6586X_SUPPLYV3 0x43
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #define TPS6586X_SUPPLYV4 0x44
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #define TPS6586X_SUPPLYV5 0x45
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #define TPS6586X_SUPPLYV6 0x46
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #define TPS6586X_SMODE1 0x47
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define TPS6586X_SMODE2 0x48
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) struct tps6586x_regulator {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) struct regulator_desc desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) int enable_bit[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) int enable_reg[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) static const struct regulator_ops tps6586x_rw_regulator_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) .list_voltage = regulator_list_voltage_table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) .map_voltage = regulator_map_voltage_ascend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) .get_voltage_sel = regulator_get_voltage_sel_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) .set_voltage_sel = regulator_set_voltage_sel_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) .is_enabled = regulator_is_enabled_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) .enable = regulator_enable_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) .disable = regulator_disable_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) static const struct regulator_ops tps6586x_rw_linear_regulator_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) .list_voltage = regulator_list_voltage_linear,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) .get_voltage_sel = regulator_get_voltage_sel_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) .set_voltage_sel = regulator_set_voltage_sel_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) .is_enabled = regulator_is_enabled_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) .enable = regulator_enable_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) .disable = regulator_disable_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) static const struct regulator_ops tps6586x_ro_regulator_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) .list_voltage = regulator_list_voltage_table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) .map_voltage = regulator_map_voltage_ascend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) .get_voltage_sel = regulator_get_voltage_sel_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) .is_enabled = regulator_is_enabled_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) .enable = regulator_enable_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) .disable = regulator_disable_regmap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) static const struct regulator_ops tps6586x_sys_regulator_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) static const unsigned int tps6586x_ldo0_voltages[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) 1200000, 1500000, 1800000, 2500000, 2700000, 2850000, 3100000, 3300000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) static const unsigned int tps6586x_ldo_voltages[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 1250000, 1500000, 1800000, 2500000, 2700000, 2850000, 3100000, 3300000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) static const unsigned int tps658640_rtc_voltages[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 2500000, 2850000, 3100000, 3300000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) #define TPS6586X_REGULATOR(_id, _ops, _pin_name, vdata, vreg, shift, nbits, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) ereg0, ebit0, ereg1, ebit1, goreg, gobit) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) .desc = { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) .supply_name = _pin_name, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) .name = "REG-" #_id, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) .ops = &tps6586x_## _ops ## _regulator_ops, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) .type = REGULATOR_VOLTAGE, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) .id = TPS6586X_ID_##_id, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) .n_voltages = ARRAY_SIZE(vdata##_voltages), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) .volt_table = vdata##_voltages, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) .owner = THIS_MODULE, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) .enable_reg = TPS6586X_SUPPLY##ereg0, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) .enable_mask = 1 << (ebit0), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) .vsel_reg = TPS6586X_##vreg, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) .vsel_mask = ((1 << (nbits)) - 1) << (shift), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) .apply_reg = (goreg), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) .apply_bit = (gobit), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) }, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) .enable_reg[0] = TPS6586X_SUPPLY##ereg0, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) .enable_bit[0] = (ebit0), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) .enable_reg[1] = TPS6586X_SUPPLY##ereg1, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) .enable_bit[1] = (ebit1),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) #define TPS6586X_REGULATOR_LINEAR(_id, _ops, _pin_name, n_volt, min_uv, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) uv_step, vreg, shift, nbits, ereg0, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) ebit0, ereg1, ebit1, goreg, gobit) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) .desc = { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) .supply_name = _pin_name, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) .name = "REG-" #_id, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) .ops = &tps6586x_## _ops ## _regulator_ops, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) .type = REGULATOR_VOLTAGE, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) .id = TPS6586X_ID_##_id, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) .n_voltages = n_volt, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) .min_uV = min_uv, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) .uV_step = uv_step, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) .owner = THIS_MODULE, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) .enable_reg = TPS6586X_SUPPLY##ereg0, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) .enable_mask = 1 << (ebit0), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) .vsel_reg = TPS6586X_##vreg, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) .vsel_mask = ((1 << (nbits)) - 1) << (shift), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) .apply_reg = (goreg), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) .apply_bit = (gobit), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) }, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) .enable_reg[0] = TPS6586X_SUPPLY##ereg0, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) .enable_bit[0] = (ebit0), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) .enable_reg[1] = TPS6586X_SUPPLY##ereg1, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) .enable_bit[1] = (ebit1),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) #define TPS6586X_LDO(_id, _pname, vdata, vreg, shift, nbits, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) ereg0, ebit0, ereg1, ebit1) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) TPS6586X_REGULATOR(_id, rw, _pname, vdata, vreg, shift, nbits, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) ereg0, ebit0, ereg1, ebit1, 0, 0) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) #define TPS6586X_LDO_LINEAR(_id, _pname, n_volt, min_uv, uv_step, vreg, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) shift, nbits, ereg0, ebit0, ereg1, ebit1) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) TPS6586X_REGULATOR_LINEAR(_id, rw_linear, _pname, n_volt, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) min_uv, uv_step, vreg, shift, nbits, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) ereg0, ebit0, ereg1, ebit1, 0, 0) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) #define TPS6586X_FIXED_LDO(_id, _pname, vdata, vreg, shift, nbits, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) ereg0, ebit0, ereg1, ebit1) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) TPS6586X_REGULATOR(_id, ro, _pname, vdata, vreg, shift, nbits, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) ereg0, ebit0, ereg1, ebit1, 0, 0) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) #define TPS6586X_DVM(_id, _pname, n_volt, min_uv, uv_step, vreg, shift, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) nbits, ereg0, ebit0, ereg1, ebit1, goreg, gobit) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) TPS6586X_REGULATOR_LINEAR(_id, rw_linear, _pname, n_volt, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) min_uv, uv_step, vreg, shift, nbits, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) ereg0, ebit0, ereg1, ebit1, goreg, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) gobit) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) #define TPS6586X_SYS_REGULATOR() \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) .desc = { \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) .supply_name = "sys", \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) .name = "REG-SYS", \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) .ops = &tps6586x_sys_regulator_ops, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) .type = REGULATOR_VOLTAGE, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) .id = TPS6586X_ID_SYS, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) .owner = THIS_MODULE, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) }, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) static struct tps6586x_regulator tps6586x_regulator[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) TPS6586X_SYS_REGULATOR(),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) TPS6586X_LDO(LDO_0, "vinldo01", tps6586x_ldo0, SUPPLYV1, 5, 3, ENC, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) END, 0),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) TPS6586X_LDO(LDO_3, "vinldo23", tps6586x_ldo, SUPPLYV4, 0, 3, ENC, 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) END, 2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) TPS6586X_LDO(LDO_5, "REG-SYS", tps6586x_ldo, SUPPLYV6, 0, 3, ENE, 6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) ENE, 6),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) TPS6586X_LDO(LDO_6, "vinldo678", tps6586x_ldo, SUPPLYV3, 0, 3, ENC, 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) END, 4),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) TPS6586X_LDO(LDO_7, "vinldo678", tps6586x_ldo, SUPPLYV3, 3, 3, ENC, 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) END, 5),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) TPS6586X_LDO(LDO_8, "vinldo678", tps6586x_ldo, SUPPLYV2, 5, 3, ENC, 6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) END, 6),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) TPS6586X_LDO(LDO_9, "vinldo9", tps6586x_ldo, SUPPLYV6, 3, 3, ENE, 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) ENE, 7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) TPS6586X_LDO(LDO_RTC, "REG-SYS", tps6586x_ldo, SUPPLYV4, 3, 3, V4, 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) V4, 7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) TPS6586X_LDO_LINEAR(LDO_1, "vinldo01", 32, 725000, 25000, SUPPLYV1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 0, 5, ENC, 1, END, 1),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) TPS6586X_LDO_LINEAR(SM_2, "vin-sm2", 32, 3000000, 50000, SUPPLYV2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 0, 5, ENC, 7, END, 7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) TPS6586X_DVM(LDO_2, "vinldo23", 32, 725000, 25000, LDO2BV1, 0, 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) ENA, 3, ENB, 3, TPS6586X_VCC2, BIT(6)),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) TPS6586X_DVM(LDO_4, "vinldo4", 32, 1700000, 25000, LDO4V1, 0, 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) ENC, 3, END, 3, TPS6586X_VCC1, BIT(6)),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) TPS6586X_DVM(SM_0, "vin-sm0", 32, 725000, 25000, SM0V1, 0, 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) ENA, 1, ENB, 1, TPS6586X_VCC1, BIT(2)),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) TPS6586X_DVM(SM_1, "vin-sm1", 32, 725000, 25000, SM1V1, 0, 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) ENA, 0, ENB, 0, TPS6586X_VCC1, BIT(0)),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) static struct tps6586x_regulator tps658623_regulator[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) TPS6586X_LDO_LINEAR(SM_2, "vin-sm2", 32, 1700000, 25000, SUPPLYV2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 0, 5, ENC, 7, END, 7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) static struct tps6586x_regulator tps658640_regulator[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) TPS6586X_LDO(LDO_3, "vinldo23", tps6586x_ldo0, SUPPLYV4, 0, 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) ENC, 2, END, 2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) TPS6586X_LDO(LDO_5, "REG-SYS", tps6586x_ldo0, SUPPLYV6, 0, 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) ENE, 6, ENE, 6),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) TPS6586X_LDO(LDO_6, "vinldo678", tps6586x_ldo0, SUPPLYV3, 0, 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) ENC, 4, END, 4),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) TPS6586X_LDO(LDO_7, "vinldo678", tps6586x_ldo0, SUPPLYV3, 3, 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) ENC, 5, END, 5),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) TPS6586X_LDO(LDO_8, "vinldo678", tps6586x_ldo0, SUPPLYV2, 5, 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) ENC, 6, END, 6),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) TPS6586X_LDO(LDO_9, "vinldo9", tps6586x_ldo0, SUPPLYV6, 3, 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) ENE, 7, ENE, 7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) TPS6586X_LDO_LINEAR(SM_2, "vin-sm2", 32, 2150000, 50000, SUPPLYV2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) 0, 5, ENC, 7, END, 7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) TPS6586X_FIXED_LDO(LDO_RTC, "REG-SYS", tps658640_rtc, SUPPLYV4, 3, 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) V4, 7, V4, 7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) static struct tps6586x_regulator tps658643_regulator[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) TPS6586X_LDO_LINEAR(SM_2, "vin-sm2", 32, 1025000, 25000, SUPPLYV2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) 0, 5, ENC, 7, END, 7),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) * TPS6586X has 2 enable bits that are OR'ed to determine the actual
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) * regulator state. Clearing one of this bits allows switching
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) * regulator on and of with single register write.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) static inline int tps6586x_regulator_preinit(struct device *parent,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) struct tps6586x_regulator *ri)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) uint8_t val1, val2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) if (ri->enable_reg[0] == ri->enable_reg[1] &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) ri->enable_bit[0] == ri->enable_bit[1])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) ret = tps6586x_read(parent, ri->enable_reg[0], &val1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) ret = tps6586x_read(parent, ri->enable_reg[1], &val2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) if (!(val2 & (1 << ri->enable_bit[1])))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) * The regulator is on, but it's enabled with the bit we don't
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) * want to use, so we switch the enable bits
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) if (!(val1 & (1 << ri->enable_bit[0]))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) ret = tps6586x_set_bits(parent, ri->enable_reg[0],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) 1 << ri->enable_bit[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) return tps6586x_clr_bits(parent, ri->enable_reg[1],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) 1 << ri->enable_bit[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) static int tps6586x_regulator_set_slew_rate(struct platform_device *pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) int id, struct regulator_init_data *p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) struct device *parent = pdev->dev.parent;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) struct tps6586x_settings *setting = p->driver_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) uint8_t reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) if (setting == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) if (!(setting->slew_rate & TPS6586X_SLEW_RATE_SET))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) /* only SM0 and SM1 can have the slew rate settings */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) switch (id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) case TPS6586X_ID_SM_0:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) reg = TPS6586X_SM0SL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) case TPS6586X_ID_SM_1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) reg = TPS6586X_SM1SL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) dev_err(&pdev->dev, "Only SM0/SM1 can set slew rate\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) return tps6586x_write(parent, reg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) setting->slew_rate & TPS6586X_SLEW_RATE_MASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) static struct tps6586x_regulator *find_regulator_info(int id, int version)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) struct tps6586x_regulator *ri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) struct tps6586x_regulator *table = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) int num;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) switch (version) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) case TPS658623:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) case TPS658624:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) table = tps658623_regulator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) num = ARRAY_SIZE(tps658623_regulator);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) case TPS658640:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) case TPS658640v2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) table = tps658640_regulator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) num = ARRAY_SIZE(tps658640_regulator);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) case TPS658643:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) table = tps658643_regulator;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) num = ARRAY_SIZE(tps658643_regulator);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) /* Search version specific table first */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) if (table) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) for (i = 0; i < num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) ri = &table[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) if (ri->desc.id == id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) return ri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) for (i = 0; i < ARRAY_SIZE(tps6586x_regulator); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) ri = &tps6586x_regulator[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) if (ri->desc.id == id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) return ri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) #ifdef CONFIG_OF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) static struct of_regulator_match tps6586x_matches[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) { .name = "sys", .driver_data = (void *)TPS6586X_ID_SYS },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) { .name = "sm0", .driver_data = (void *)TPS6586X_ID_SM_0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) { .name = "sm1", .driver_data = (void *)TPS6586X_ID_SM_1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) { .name = "sm2", .driver_data = (void *)TPS6586X_ID_SM_2 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) { .name = "ldo0", .driver_data = (void *)TPS6586X_ID_LDO_0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) { .name = "ldo1", .driver_data = (void *)TPS6586X_ID_LDO_1 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) { .name = "ldo2", .driver_data = (void *)TPS6586X_ID_LDO_2 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) { .name = "ldo3", .driver_data = (void *)TPS6586X_ID_LDO_3 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) { .name = "ldo4", .driver_data = (void *)TPS6586X_ID_LDO_4 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) { .name = "ldo5", .driver_data = (void *)TPS6586X_ID_LDO_5 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) { .name = "ldo6", .driver_data = (void *)TPS6586X_ID_LDO_6 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) { .name = "ldo7", .driver_data = (void *)TPS6586X_ID_LDO_7 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) { .name = "ldo8", .driver_data = (void *)TPS6586X_ID_LDO_8 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) { .name = "ldo9", .driver_data = (void *)TPS6586X_ID_LDO_9 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) { .name = "ldo_rtc", .driver_data = (void *)TPS6586X_ID_LDO_RTC },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) static struct tps6586x_platform_data *tps6586x_parse_regulator_dt(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) struct platform_device *pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) struct of_regulator_match **tps6586x_reg_matches)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) const unsigned int num = ARRAY_SIZE(tps6586x_matches);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) struct device_node *np = pdev->dev.parent->of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) struct device_node *regs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) const char *sys_rail = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) unsigned int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) struct tps6586x_platform_data *pdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) regs = of_get_child_by_name(np, "regulators");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) if (!regs) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) dev_err(&pdev->dev, "regulator node not found\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) err = of_regulator_match(&pdev->dev, regs, tps6586x_matches, num);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) of_node_put(regs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) dev_err(&pdev->dev, "Regulator match failed, e %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) if (!pdata)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) for (i = 0; i < num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) uintptr_t id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) if (!tps6586x_matches[i].init_data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) pdata->reg_init_data[i] = tps6586x_matches[i].init_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) id = (uintptr_t)tps6586x_matches[i].driver_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) if (id == TPS6586X_ID_SYS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) sys_rail = pdata->reg_init_data[i]->constraints.name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) if ((id == TPS6586X_ID_LDO_5) || (id == TPS6586X_ID_LDO_RTC))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) pdata->reg_init_data[i]->supply_regulator = sys_rail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) *tps6586x_reg_matches = tps6586x_matches;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) return pdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) static struct tps6586x_platform_data *tps6586x_parse_regulator_dt(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) struct platform_device *pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) struct of_regulator_match **tps6586x_reg_matches)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) *tps6586x_reg_matches = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) static int tps6586x_regulator_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) struct tps6586x_regulator *ri = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) struct regulator_config config = { };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) struct regulator_dev *rdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) struct regulator_init_data *reg_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) struct tps6586x_platform_data *pdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) struct of_regulator_match *tps6586x_reg_matches = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) int version;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) int id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) dev_dbg(&pdev->dev, "Probing regulator\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) pdata = dev_get_platdata(pdev->dev.parent);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) if ((!pdata) && (pdev->dev.parent->of_node))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) pdata = tps6586x_parse_regulator_dt(pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) &tps6586x_reg_matches);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) if (!pdata) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) dev_err(&pdev->dev, "Platform data not available, exiting\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) version = tps6586x_get_version(pdev->dev.parent);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) for (id = 0; id < TPS6586X_ID_MAX_REGULATOR; ++id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) reg_data = pdata->reg_init_data[id];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) ri = find_regulator_info(id, version);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) if (!ri) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) dev_err(&pdev->dev, "invalid regulator ID specified\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) err = tps6586x_regulator_preinit(pdev->dev.parent, ri);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) if (err) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) "regulator %d preinit failed, e %d\n", id, err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) config.dev = pdev->dev.parent;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) config.init_data = reg_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) config.driver_data = ri;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) if (tps6586x_reg_matches)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) config.of_node = tps6586x_reg_matches[id].of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) rdev = devm_regulator_register(&pdev->dev, &ri->desc, &config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) if (IS_ERR(rdev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) dev_err(&pdev->dev, "failed to register regulator %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) ri->desc.name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) return PTR_ERR(rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) if (reg_data) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) err = tps6586x_regulator_set_slew_rate(pdev, id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) reg_data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) "Slew rate config failed, e %d\n", err);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) }
^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)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) platform_set_drvdata(pdev, rdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) static struct platform_driver tps6586x_regulator_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) .driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) .name = "tps6586x-regulator",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) .probe = tps6586x_regulator_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) static int __init tps6586x_regulator_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) return platform_driver_register(&tps6586x_regulator_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) subsys_initcall(tps6586x_regulator_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) static void __exit tps6586x_regulator_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) platform_driver_unregister(&tps6586x_regulator_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) module_exit(tps6586x_regulator_exit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) MODULE_AUTHOR("Mike Rapoport <mike@compulab.co.il>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) MODULE_DESCRIPTION("Regulator Driver for TI TPS6586X PMIC");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) MODULE_ALIAS("platform:tps6586x-regulator");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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