diff options
Diffstat (limited to 'drivers/regulator/mt6359-regulator.c')
| -rw-r--r-- | drivers/regulator/mt6359-regulator.c | 669 |
1 files changed, 669 insertions, 0 deletions
diff --git a/drivers/regulator/mt6359-regulator.c b/drivers/regulator/mt6359-regulator.c new file mode 100644 index 000000000000..994d3f67f73d --- /dev/null +++ b/drivers/regulator/mt6359-regulator.c @@ -0,0 +1,669 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (c) 2021 MediaTek Inc. + +#include <linux/platform_device.h> +#include <linux/mfd/mt6359/registers.h> +#include <linux/mfd/mt6397/core.h> +#include <linux/module.h> +#include <linux/of_device.h> +#include <linux/regmap.h> +#include <linux/regulator/driver.h> +#include <linux/regulator/machine.h> +#include <linux/regulator/mt6359-regulator.h> +#include <linux/regulator/of_regulator.h> + +#define MT6359_BUCK_MODE_AUTO 0 +#define MT6359_BUCK_MODE_FORCE_PWM 1 +#define MT6359_BUCK_MODE_NORMAL 0 +#define MT6359_BUCK_MODE_LP 2 + +/* + * MT6359 regulators' information + * + * @desc: standard fields of regulator description. + * @status_reg: for query status of regulators. + * @qi: Mask for query enable signal status of regulators. + * @modeset_reg: for operating AUTO/PWM mode register. + * @modeset_mask: MASK for operating modeset register. + * @modeset_shift: SHIFT for operating modeset register. + */ +struct mt6359_regulator_info { + struct regulator_desc desc; + u32 status_reg; + u32 qi; + u32 modeset_reg; + u32 modeset_mask; + u32 modeset_shift; + u32 lp_mode_reg; + u32 lp_mode_mask; + u32 lp_mode_shift; +}; + +#define MT6359_BUCK(match, _name, min, max, step, min_sel, \ + volt_ranges, _enable_reg, _status_reg, \ + _vsel_reg, _vsel_mask, \ + _lp_mode_reg, _lp_mode_shift, \ + _modeset_reg, _modeset_shift) \ +[MT6359_ID_##_name] = { \ + .desc = { \ + .name = #_name, \ + .of_match = of_match_ptr(match), \ + .regulators_node = of_match_ptr("regulators"), \ + .ops = &mt6359_volt_range_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = MT6359_ID_##_name, \ + .owner = THIS_MODULE, \ + .uV_step = (step), \ + .linear_min_sel = (min_sel), \ + .n_voltages = ((max) - (min)) / (step) + 1, \ + .min_uV = (min), \ + .linear_ranges = volt_ranges, \ + .n_linear_ranges = ARRAY_SIZE(volt_ranges), \ + .vsel_reg = _vsel_reg, \ + .vsel_mask = _vsel_mask, \ + .enable_reg = _enable_reg, \ + .enable_mask = BIT(0), \ + .of_map_mode = mt6359_map_mode, \ + }, \ + .status_reg = _status_reg, \ + .qi = BIT(0), \ + .lp_mode_reg = _lp_mode_reg, \ + .lp_mode_mask = BIT(_lp_mode_shift), \ + .lp_mode_shift = _lp_mode_shift, \ + .modeset_reg = _modeset_reg, \ + .modeset_mask = BIT(_modeset_shift), \ + .modeset_shift = _modeset_shift \ +} + +#define MT6359_LDO_LINEAR(match, _name, min, max, step, min_sel,\ + volt_ranges, _enable_reg, _status_reg, \ + _vsel_reg, _vsel_mask) \ +[MT6359_ID_##_name] = { \ + .desc = { \ + .name = #_name, \ + .of_match = of_match_ptr(match), \ + .regulators_node = of_match_ptr("regulators"), \ + .ops = &mt6359_volt_range_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = MT6359_ID_##_name, \ + .owner = THIS_MODULE, \ + .uV_step = (step), \ + .linear_min_sel = (min_sel), \ + .n_voltages = ((max) - (min)) / (step) + 1, \ + .min_uV = (min), \ + .linear_ranges = volt_ranges, \ + .n_linear_ranges = ARRAY_SIZE(volt_ranges), \ + .vsel_reg = _vsel_reg, \ + .vsel_mask = _vsel_mask, \ + .enable_reg = _enable_reg, \ + .enable_mask = BIT(0), \ + }, \ + .status_reg = _status_reg, \ + .qi = BIT(0), \ +} + +#define MT6359_LDO(match, _name, _volt_table, \ + _enable_reg, _enable_mask, _status_reg, \ + _vsel_reg, _vsel_mask, _en_delay) \ +[MT6359_ID_##_name] = { \ + .desc = { \ + .name = #_name, \ + .of_match = of_match_ptr(match), \ + .regulators_node = of_match_ptr("regulators"), \ + .ops = &mt6359_volt_table_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = MT6359_ID_##_name, \ + .owner = THIS_MODULE, \ + .n_voltages = ARRAY_SIZE(_volt_table), \ + .volt_table = _volt_table, \ + .vsel_reg = _vsel_reg, \ + .vsel_mask = _vsel_mask, \ + .enable_reg = _enable_reg, \ + .enable_mask = BIT(_enable_mask), \ + .enable_time = _en_delay, \ + }, \ + .status_reg = _status_reg, \ + .qi = BIT(0), \ +} + +#define MT6359_REG_FIXED(match, _name, _enable_reg, \ + _status_reg, _fixed_volt) \ +[MT6359_ID_##_name] = { \ + .desc = { \ + .name = #_name, \ + .of_match = of_match_ptr(match), \ + .regulators_node = of_match_ptr("regulators"), \ + .ops = &mt6359_volt_fixed_ops, \ + .type = REGULATOR_VOLTAGE, \ + .id = MT6359_ID_##_name, \ + .owner = THIS_MODULE, \ + .n_voltages = 1, \ + .enable_reg = _enable_reg, \ + .enable_mask = BIT(0), \ + .fixed_uV = (_fixed_volt), \ + }, \ + .status_reg = _status_reg, \ + .qi = BIT(0), \ +} + +static const struct linear_range mt_volt_range1[] = { + REGULATOR_LINEAR_RANGE(800000, 0, 0x70, 12500), +}; + +static const struct linear_range mt_volt_range2[] = { + REGULATOR_LINEAR_RANGE(400000, 0, 0x7f, 6250), +}; + +static const struct linear_range mt_volt_range3[] = { + REGULATOR_LINEAR_RANGE(400000, 0, 0x70, 6250), +}; + +static const struct linear_range mt_volt_range4[] = { + REGULATOR_LINEAR_RANGE(800000, 0, 0x40, 12500), +}; + +static const struct linear_range mt_volt_range5[] = { + REGULATOR_LINEAR_RANGE(500000, 0, 0x3F, 50000), +}; + +static const struct linear_range mt_volt_range6[] = { + REGULATOR_LINEAR_RANGE(500000, 0, 0x7f, 6250), +}; + +static const struct linear_range mt_volt_range7[] = { + REGULATOR_LINEAR_RANGE(500000, 0, 0x7f, 6250), +}; + +static const u32 vsim1_voltages[] = { + 0, 0, 0, 1700000, 1800000, 0, 0, 0, 2700000, 0, 0, 3000000, 3100000, +}; + +static const u32 vibr_voltages[] = { + 1200000, 1300000, 1500000, 0, 1800000, 2000000, 0, 0, 2700000, 2800000, + 0, 3000000, 0, 3300000, +}; + +static const u32 vrf12_voltages[] = { + 0, 0, 1100000, 1200000, 1300000, +}; + +static const u32 volt18_voltages[] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1700000, 1800000, 1900000, +}; + +static const u32 vcn13_voltages[] = { + 900000, 1000000, 0, 1200000, 1300000, +}; + +static const u32 vcn33_voltages[] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 2800000, 0, 0, 0, 3300000, 3400000, 3500000, +}; + +static const u32 vefuse_voltages[] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1700000, 1800000, 1900000, 2000000, +}; + +static const u32 vxo22_voltages[] = { + 1800000, 0, 0, 0, 2200000, +}; + +static const u32 vrfck_voltages[] = { + 0, 0, 1500000, 0, 0, 0, 0, 1600000, 0, 0, 0, 0, 1700000, +}; + +static const u32 vio28_voltages[] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 2800000, 2900000, 3000000, 3100000, 3300000, +}; + +static const u32 vemc_voltages[] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2900000, 3000000, 0, 3300000, +}; + +static const u32 va12_voltages[] = { + 0, 0, 0, 0, 0, 0, 1200000, 1300000, +}; + +static const u32 va09_voltages[] = { + 0, 0, 800000, 900000, 0, 0, 1200000, +}; + +static const u32 vrf18_voltages[] = { + 0, 0, 0, 0, 0, 1700000, 1800000, 1810000, +}; + +static const u32 vbbck_voltages[] = { + 0, 0, 0, 0, 1100000, 0, 0, 0, 1150000, 0, 0, 0, 1200000, +}; + +static const u32 vsim2_voltages[] = { + 0, 0, 0, 1700000, 1800000, 0, 0, 0, 2700000, 0, 0, 3000000, 3100000, +}; + +static inline unsigned int mt6359_map_mode(unsigned int mode) +{ + switch (mode) { + case MT6359_BUCK_MODE_NORMAL: + return REGULATOR_MODE_NORMAL; + case MT6359_BUCK_MODE_FORCE_PWM: + return REGULATOR_MODE_FAST; + case MT6359_BUCK_MODE_LP: + return REGULATOR_MODE_IDLE; + default: + return REGULATOR_MODE_INVALID; + } +} + +static int mt6359_get_status(struct regulator_dev *rdev) +{ + int ret; + u32 regval; + struct mt6359_regulator_info *info = rdev_get_drvdata(rdev); + + ret = regmap_read(rdev->regmap, info->status_reg, ®val); + if (ret != 0) { + dev_err(&rdev->dev, "Failed to get enable reg: %d\n", ret); + return ret; + } + + if (regval & info->qi) + return REGULATOR_STATUS_ON; + else + return REGULATOR_STATUS_OFF; +} + +static unsigned int mt6359_regulator_get_mode(struct regulator_dev *rdev) +{ + struct mt6359_regulator_info *info = rdev_get_drvdata(rdev); + int ret, regval; + + ret = regmap_read(rdev->regmap, info->modeset_reg, ®val); + if (ret != 0) { + dev_err(&rdev->dev, + "Failed to get mt6359 buck mode: %d\n", ret); + return ret; + } + + if ((regval & info->modeset_mask) >> info->modeset_shift == + MT6359_BUCK_MODE_FORCE_PWM) + return REGULATOR_MODE_FAST; + + ret = regmap_read(rdev->regmap, info->lp_mode_reg, ®val); + if (ret != 0) { + dev_err(&rdev->dev, + "Failed to get mt6359 buck lp mode: %d\n", ret); + return ret; + } + + if (regval & info->lp_mode_mask) + return REGULATOR_MODE_IDLE; + else + return REGULATOR_MODE_NORMAL; +} + +static int mt6359_regulator_set_mode(struct regulator_dev *rdev, + unsigned int mode) +{ + struct mt6359_regulator_info *info = rdev_get_drvdata(rdev); + int ret = 0, val; + int curr_mode; + + curr_mode = mt6359_regulator_get_mode(rdev); + switch (mode) { + case REGULATOR_MODE_FAST: + val = MT6359_BUCK_MODE_FORCE_PWM; + val <<= info->modeset_shift; + ret = regmap_update_bits(rdev->regmap, + info->modeset_reg, + info->modeset_mask, + val); + break; + case REGULATOR_MODE_NORMAL: + if (curr_mode == REGULATOR_MODE_FAST) { + val = MT6359_BUCK_MODE_AUTO; + val <<= info->modeset_shift; + ret = regmap_update_bits(rdev->regmap, + info->modeset_reg, + info->modeset_mask, + val); + } else if (curr_mode == REGULATOR_MODE_IDLE) { + val = MT6359_BUCK_MODE_NORMAL; + val <<= info->lp_mode_shift; + ret = regmap_update_bits(rdev->regmap, + info->lp_mode_reg, + info->lp_mode_mask, + val); + udelay(100); + } + break; + case REGULATOR_MODE_IDLE: + val = MT6359_BUCK_MODE_LP >> 1; + val <<= info->lp_mode_shift; + ret = regmap_update_bits(rdev->regmap, + info->lp_mode_reg, + info->lp_mode_mask, + val); + break; + default: + return -EINVAL; + } + + if (ret != 0) { + dev_err(&rdev->dev, + "Failed to set mt6359 buck mode: %d\n", ret); + } + + return ret; +} + +static const struct regulator_ops mt6359_volt_range_ops = { + .list_voltage = regulator_list_voltage_linear_range, + .map_voltage = regulator_map_voltage_linear_range, + .set_voltage_sel = regulator_set_voltage_sel_regmap, + .get_voltage_sel = regulator_get_voltage_sel_regmap, + .set_voltage_time_sel = regulator_set_voltage_time_sel, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, + .get_status = mt6359_get_status, + .set_mode = mt6359_regulator_set_mode, + .get_mode = mt6359_regulator_get_mode, +}; + +static const struct regulator_ops mt6359_volt_table_ops = { + .list_voltage = regulator_list_voltage_table, + .map_voltage = regulator_map_voltage_iterate, + .set_voltage_sel = regulator_set_voltage_sel_regmap, + .get_voltage_sel = regulator_get_voltage_sel_regmap, + .set_voltage_time_sel = regulator_set_voltage_time_sel, + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, + .get_status = mt6359_get_status, +}; + +static const struct regulator_ops mt6359_volt_fixed_ops = { + .enable = regulator_enable_regmap, + .disable = regulator_disable_regmap, + .is_enabled = regulator_is_enabled_regmap, + .get_status = mt6359_get_status, +}; + +/* The array is indexed by id(MT6359_ID_XXX) */ +static struct mt6359_regulator_info mt6359_regulators[] = { + MT6359_BUCK("buck_vs1", VS1, 800000, 2200000, 12500, 0, + mt_volt_range1, MT6359_RG_BUCK_VS1_EN_ADDR, + MT6359_DA_VS1_EN_ADDR, MT6359_RG_BUCK_VS1_VOSEL_ADDR, + MT6359_RG_BUCK_VS1_VOSEL_MASK << + MT6359_RG_BUCK_VS1_VOSEL_SHIFT, + MT6359_RG_BUCK_VS1_LP_ADDR, MT6359_RG_BUCK_VS1_LP_SHIFT, + MT6359_RG_VS1_FPWM_ADDR, MT6359_RG_VS1_FPWM_SHIFT), + MT6359_BUCK("buck_vgpu11", VGPU11, 400000, 1193750, 6250, 0, + mt_volt_range2, MT6359_RG_BUCK_VGPU11_EN_ADDR, + MT6359_DA_VGPU11_EN_ADDR, MT6359_RG_BUCK_VGPU11_VOSEL_ADDR, + MT6359_RG_BUCK_VGPU11_VOSEL_MASK << + MT6359_RG_BUCK_VGPU11_VOSEL_SHIFT, + MT6359_RG_BUCK_VGPU11_LP_ADDR, + MT6359_RG_BUCK_VGPU11_LP_SHIFT, + MT6359_RG_VGPU11_FCCM_ADDR, MT6359_RG_VGPU11_FCCM_SHIFT), + MT6359_BUCK("buck_vmodem", VMODEM, 400000, 1100000, 6250, 0, + mt_volt_range3, MT6359_RG_BUCK_VMODEM_EN_ADDR, + MT6359_DA_VMODEM_EN_ADDR, MT6359_RG_BUCK_VMODEM_VOSEL_ADDR, + MT6359_RG_BUCK_VMODEM_VOSEL_MASK << + MT6359_RG_BUCK_VMODEM_VOSEL_SHIFT, + MT6359_RG_BUCK_VMODEM_LP_ADDR, + MT6359_RG_BUCK_VMODEM_LP_SHIFT, + MT6359_RG_VMODEM_FCCM_ADDR, MT6359_RG_VMODEM_FCCM_SHIFT), + MT6359_BUCK("buck_vpu", VPU, 400000, 1193750, 6250, 0, + mt_volt_range2, MT6359_RG_BUCK_VPU_EN_ADDR, + MT6359_DA_VPU_EN_ADDR, MT6359_RG_BUCK_VPU_VOSEL_ADDR, + MT6359_RG_BUCK_VPU_VOSEL_MASK << + MT6359_RG_BUCK_VPU_VOSEL_SHIFT, + MT6359_RG_BUCK_VPU_LP_ADDR, MT6359_RG_BUCK_VPU_LP_SHIFT, + MT6359_RG_VPU_FCCM_ADDR, MT6359_RG_VPU_FCCM_SHIFT), + MT6359_BUCK("buck_vcore", VCORE, 400000, 1193750, 6250, 0, + mt_volt_range2, MT6359_RG_BUCK_VCORE_EN_ADDR, + MT6359_DA_VCORE_EN_ADDR, MT6359_RG_BUCK_VCORE_VOSEL_ADDR, + MT6359_RG_BUCK_VCORE_VOSEL_MASK << + MT6359_RG_BUCK_VCORE_VOSEL_SHIFT, + MT6359_RG_BUCK_VCORE_LP_ADDR, MT6359_RG_BUCK_VCORE_LP_SHIFT, + MT6359_RG_VCORE_FCCM_ADDR, MT6359_RG_VCORE_FCCM_SHIFT), + MT6359_BUCK("buck_vs2", VS2, 800000, 1600000, 12500, 0, + mt_volt_range4, MT6359_RG_BUCK_VS2_EN_ADDR, + MT6359_DA_VS2_EN_ADDR, MT6359_RG_BUCK_VS2_VOSEL_ADDR, + MT6359_RG_BUCK_VS2_VOSEL_MASK << + MT6359_RG_BUCK_VS2_VOSEL_SHIFT, + MT6359_RG_BUCK_VS2_LP_ADDR, MT6359_RG_BUCK_VS2_LP_SHIFT, + MT6359_RG_VS2_FPWM_ADDR, MT6359_RG_VS2_FPWM_SHIFT), + MT6359_BUCK("buck_vpa", VPA, 500000, 3650000, 50000, 0, + mt_volt_range5, MT6359_RG_BUCK_VPA_EN_ADDR, + MT6359_DA_VPA_EN_ADDR, MT6359_RG_BUCK_VPA_VOSEL_ADDR, + MT6359_RG_BUCK_VPA_VOSEL_MASK << + MT6359_RG_BUCK_VPA_VOSEL_SHIFT, + MT6359_RG_BUCK_VPA_LP_ADDR, MT6359_RG_BUCK_VPA_LP_SHIFT, + MT6359_RG_VPA_MODESET_ADDR, MT6359_RG_VPA_MODESET_SHIFT), + MT6359_BUCK("buck_vproc2", VPROC2, 400000, 1193750, 6250, 0, + mt_volt_range2, MT6359_RG_BUCK_VPROC2_EN_ADDR, + MT6359_DA_VPROC2_EN_ADDR, MT6359_RG_BUCK_VPROC2_VOSEL_ADDR, + MT6359_RG_BUCK_VPROC2_VOSEL_MASK << + MT6359_RG_BUCK_VPROC2_VOSEL_SHIFT, + MT6359_RG_BUCK_VPROC2_LP_ADDR, + MT6359_RG_BUCK_VPROC2_LP_SHIFT, + MT6359_RG_VPROC2_FCCM_ADDR, MT6359_RG_VPROC2_FCCM_SHIFT), + MT6359_BUCK("buck_vproc1", VPROC1, 400000, 1193750, 6250, 0, + mt_volt_range2, MT6359_RG_BUCK_VPROC1_EN_ADDR, + MT6359_DA_VPROC1_EN_ADDR, MT6359_RG_BUCK_VPROC1_VOSEL_ADDR, + MT6359_RG_BUCK_VPROC1_VOSEL_MASK << + MT6359_RG_BUCK_VPROC1_VOSEL_SHIFT, + MT6359_RG_BUCK_VPROC1_LP_ADDR, + MT6359_RG_BUCK_VPROC1_LP_SHIFT, + MT6359_RG_VPROC1_FCCM_ADDR, MT6359_RG_VPROC1_FCCM_SHIFT), + MT6359_BUCK("buck_vcore_sshub", VCORE_SSHUB, 400000, 1193750, 6250, 0, + mt_volt_range2, MT6359_RG_BUCK_VCORE_SSHUB_EN_ADDR, + MT6359_DA_VCORE_EN_ADDR, + MT6359_RG_BUCK_VCORE_SSHUB_VOSEL_ADDR, + MT6359_RG_BUCK_VCORE_SSHUB_VOSEL_MASK << + MT6359_RG_BUCK_VCORE_SSHUB_VOSEL_SHIFT, + MT6359_RG_BUCK_VCORE_LP_ADDR, MT6359_RG_BUCK_VCORE_LP_SHIFT, + MT6359_RG_VCORE_FCCM_ADDR, MT6359_RG_VCORE_FCCM_SHIFT), + MT6359_REG_FIXED("ldo_vaud18", VAUD18, MT6359_RG_LDO_VAUD18_EN_ADDR, + MT6359_DA_VAUD18_B_EN_ADDR, 1800000), + MT6359_LDO("ldo_vsim1", VSIM1, vsim1_voltages, + MT6359_RG_LDO_VSIM1_EN_ADDR, MT6359_RG_LDO_VSIM1_EN_SHIFT, + MT6359_DA_VSIM1_B_EN_ADDR, MT6359_RG_VSIM1_VOSEL_ADDR, + MT6359_RG_VSIM1_VOSEL_MASK << MT6359_RG_VSIM1_VOSEL_SHIFT, + 480), + MT6359_LDO("ldo_vibr", VIBR, vibr_voltages, + MT6359_RG_LDO_VIBR_EN_ADDR, MT6359_RG_LDO_VIBR_EN_SHIFT, + MT6359_DA_VIBR_B_EN_ADDR, MT6359_RG_VIBR_VOSEL_ADDR, + MT6359_RG_VIBR_VOSEL_MASK << MT6359_RG_VIBR_VOSEL_SHIFT, + 240), + MT6359_LDO("ldo_vrf12", VRF12, vrf12_voltages, + MT6359_RG_LDO_VRF12_EN_ADDR, MT6359_RG_LDO_VRF12_EN_SHIFT, + MT6359_DA_VRF12_B_EN_ADDR, MT6359_RG_VRF12_VOSEL_ADDR, + MT6359_RG_VRF12_VOSEL_MASK << MT6359_RG_VRF12_VOSEL_SHIFT, + 120), + MT6359_REG_FIXED("ldo_vusb", VUSB, MT6359_RG_LDO_VUSB_EN_0_ADDR, + MT6359_DA_VUSB_B_EN_ADDR, 3000000), + MT6359_LDO_LINEAR("ldo_vsram_proc2", VSRAM_PROC2, 500000, 1293750, 6250, + 0, mt_volt_range6, MT6359_RG_LDO_VSRAM_PROC2_EN_ADDR, + MT6359_DA_VSRAM_PROC2_B_EN_ADDR, + MT6359_RG_LDO_VSRAM_PROC2_VOSEL_ADDR, + MT6359_RG_LDO_VSRAM_PROC2_VOSEL_MASK << + MT6359_RG_LDO_VSRAM_PROC2_VOSEL_SHIFT), + MT6359_LDO("ldo_vio18", VIO18, volt18_voltages, + MT6359_RG_LDO_VIO18_EN_ADDR, MT6359_RG_LDO_VIO18_EN_SHIFT, + MT6359_DA_VIO18_B_EN_ADDR, MT6359_RG_VIO18_VOSEL_ADDR, + MT6359_RG_VIO18_VOSEL_MASK << MT6359_RG_VIO18_VOSEL_SHIFT, + 960), + MT6359_LDO("ldo_vcamio", VCAMIO, volt18_voltages, + MT6359_RG_LDO_VCAMIO_EN_ADDR, MT6359_RG_LDO_VCAMIO_EN_SHIFT, + MT6359_DA_VCAMIO_B_EN_ADDR, MT6359_RG_VCAMIO_VOSEL_ADDR, + MT6359_RG_VCAMIO_VOSEL_MASK << MT6359_RG_VCAMIO_VOSEL_SHIFT, + 1290), + MT6359_REG_FIXED("ldo_vcn18", VCN18, MT6359_RG_LDO_VCN18_EN_ADDR, + MT6359_DA_VCN18_B_EN_ADDR, 1800000), + MT6359_REG_FIXED("ldo_vfe28", VFE28, MT6359_RG_LDO_VFE28_EN_ADDR, + MT6359_DA_VFE28_B_EN_ADDR, 2800000), + MT6359_LDO("ldo_vcn13", VCN13, vcn13_voltages, + MT6359_RG_LDO_VCN13_EN_ADDR, MT6359_RG_LDO_VCN13_EN_SHIFT, + MT6359_DA_VCN13_B_EN_ADDR, MT6359_RG_VCN13_VOSEL_ADDR, + MT6359_RG_VCN13_VOSEL_MASK << MT6359_RG_VCN13_VOSEL_SHIFT, + 240), + MT6359_LDO("ldo_vcn33_1_bt", VCN33_1_BT, vcn33_voltages, + MT6359_RG_LDO_VCN33_1_EN_0_ADDR, + MT6359_RG_LDO_VCN33_1_EN_0_SHIFT, + MT6359_DA_VCN33_1_B_EN_ADDR, MT6359_RG_VCN33_1_VOSEL_ADDR, + MT6359_RG_VCN33_1_VOSEL_MASK << + MT6359_RG_VCN33_1_VOSEL_SHIFT, 240), + MT6359_LDO("ldo_vcn33_1_wifi", VCN33_1_WIFI, vcn33_voltages, + MT6359_RG_LDO_VCN33_1_EN_1_ADDR, + MT6359_RG_LDO_VCN33_1_EN_1_SHIFT, + MT6359_DA_VCN33_1_B_EN_ADDR, MT6359_RG_VCN33_1_VOSEL_ADDR, + MT6359_RG_VCN33_1_VOSEL_MASK << + MT6359_RG_VCN33_1_VOSEL_SHIFT, 240), + MT6359_REG_FIXED("ldo_vaux18", VAUX18, MT6359_RG_LDO_VAUX18_EN_ADDR, + MT6359_DA_VAUX18_B_EN_ADDR, 1800000), + MT6359_LDO_LINEAR("ldo_vsram_others", VSRAM_OTHERS, 500000, 1293750, + 6250, 0, mt_volt_range6, + MT6359_RG_LDO_VSRAM_OTHERS_EN_ADDR, + MT6359_DA_VSRAM_OTHERS_B_EN_ADDR, + MT6359_RG_LDO_VSRAM_OTHERS_VOSEL_ADDR, + MT6359_RG_LDO_VSRAM_OTHERS_VOSEL_MASK << + MT6359_RG_LDO_VSRAM_OTHERS_VOSEL_SHIFT), + MT6359_LDO("ldo_vefuse", VEFUSE, vefuse_voltages, + MT6359_RG_LDO_VEFUSE_EN_ADDR, MT6359_RG_LDO_VEFUSE_EN_SHIFT, + MT6359_DA_VEFUSE_B_EN_ADDR, MT6359_RG_VEFUSE_VOSEL_ADDR, + MT6359_RG_VEFUSE_VOSEL_MASK << MT6359_RG_VEFUSE_VOSEL_SHIFT, + 240), + MT6359_LDO("ldo_vxo22", VXO22, vxo22_voltages, + MT6359_RG_LDO_VXO22_EN_ADDR, MT6359_RG_LDO_VXO22_EN_SHIFT, + MT6359_DA_VXO22_B_EN_ADDR, MT6359_RG_VXO22_VOSEL_ADDR, + MT6359_RG_VXO22_VOSEL_MASK << MT6359_RG_VXO22_VOSEL_SHIFT, + 120), + MT6359_LDO("ldo_vrfck", VRFCK, vrfck_voltages, + MT6359_RG_LDO_VRFCK_EN_ADDR, MT6359_RG_LDO_VRFCK_EN_SHIFT, + MT6359_DA_VRFCK_B_EN_ADDR, MT6359_RG_VRFCK_VOSEL_ADDR, + MT6359_RG_VRFCK_VOSEL_MASK << MT6359_RG_VRFCK_VOSEL_SHIFT, + 480), + MT6359_REG_FIXED("ldo_vbif28", VBIF28, MT6359_RG_LDO_VBIF28_EN_ADDR, + MT6359_DA_VBIF28_B_EN_ADDR, 2800000), + MT6359_LDO("ldo_vio28", VIO28, vio28_voltages, + MT6359_RG_LDO_VIO28_EN_ADDR, MT6359_RG_LDO_VIO28_EN_SHIFT, + MT6359_DA_VIO28_B_EN_ADDR, MT6359_RG_VIO28_VOSEL_ADDR, + MT6359_RG_VIO28_VOSEL_MASK << MT6359_RG_VIO28_VOSEL_SHIFT, + 240), + MT6359_LDO("ldo_vemc", VEMC, vemc_voltages, + MT6359_RG_LDO_VEMC_EN_ADDR, MT6359_RG_LDO_VEMC_EN_SHIFT, + MT6359_DA_VEMC_B_EN_ADDR, MT6359_RG_VEMC_VOSEL_ADDR, + MT6359_RG_VEMC_VOSEL_MASK << MT6359_RG_VEMC_VOSEL_SHIFT, + 240), + MT6359_LDO("ldo_vcn33_2_bt", VCN33_2_BT, vcn33_voltages, + MT6359_RG_LDO_VCN33_2_EN_0_ADDR, + MT6359_RG_LDO_VCN33_2_EN_0_SHIFT, + MT6359_DA_VCN33_2_B_EN_ADDR, MT6359_RG_VCN33_2_VOSEL_ADDR, + MT6359_RG_VCN33_2_VOSEL_MASK << + MT6359_RG_VCN33_2_VOSEL_SHIFT, 240), + MT6359_LDO("ldo_vcn33_2_wifi", VCN33_2_WIFI, vcn33_voltages, + MT6359_RG_LDO_VCN33_2_EN_1_ADDR, + MT6359_RG_LDO_VCN33_2_EN_1_SHIFT, + MT6359_DA_VCN33_2_B_EN_ADDR, MT6359_RG_VCN33_2_VOSEL_ADDR, + MT6359_RG_VCN33_2_VOSEL_MASK << + MT6359_RG_VCN33_2_VOSEL_SHIFT, 240), + MT6359_LDO("ldo_va12", VA12, va12_voltages, + MT6359_RG_LDO_VA12_EN_ADDR, MT6359_RG_LDO_VA12_EN_SHIFT, + MT6359_DA_VA12_B_EN_ADDR, MT6359_RG_VA12_VOSEL_ADDR, + MT6359_RG_VA12_VOSEL_MASK << MT6359_RG_VA12_VOSEL_SHIFT, + 240), + MT6359_LDO("ldo_va09", VA09, va09_voltages, + MT6359_RG_LDO_VA09_EN_ADDR, MT6359_RG_LDO_VA09_EN_SHIFT, + MT6359_DA_VA09_B_EN_ADDR, MT6359_RG_VA09_VOSEL_ADDR, + MT6359_RG_VA09_VOSEL_MASK << MT6359_RG_VA09_VOSEL_SHIFT, + 240), + MT6359_LDO("ldo_vrf18", VRF18, vrf18_voltages, + MT6359_RG_LDO_VRF18_EN_ADDR, MT6359_RG_LDO_VRF18_EN_SHIFT, + MT6359_DA_VRF18_B_EN_ADDR, MT6359_RG_VRF18_VOSEL_ADDR, + MT6359_RG_VRF18_VOSEL_MASK << MT6359_RG_VRF18_VOSEL_SHIFT, + 120), + MT6359_LDO_LINEAR("ldo_vsram_md", VSRAM_MD, 500000, 1100000, 6250, + 0, mt_volt_range7, MT6359_RG_LDO_VSRAM_MD_EN_ADDR, + MT6359_DA_VSRAM_MD_B_EN_ADDR, + MT6359_RG_LDO_VSRAM_MD_VOSEL_ADDR, + MT6359_RG_LDO_VSRAM_MD_VOSEL_MASK << + MT6359_RG_LDO_VSRAM_MD_VOSEL_SHIFT), + MT6359_LDO("ldo_vufs", VUFS, volt18_voltages, + MT6359_RG_LDO_VUFS_EN_ADDR, MT6359_RG_LDO_VUFS_EN_SHIFT, + MT6359_DA_VUFS_B_EN_ADDR, MT6359_RG_VUFS_VOSEL_ADDR, + MT6359_RG_VUFS_VOSEL_MASK << MT6359_RG_VUFS_VOSEL_SHIFT, + 1920), + MT6359_LDO("ldo_vm18", VM18, volt18_voltages, + MT6359_RG_LDO_VM18_EN_ADDR, MT6359_RG_LDO_VM18_EN_SHIFT, + MT6359_DA_VM18_B_EN_ADDR, MT6359_RG_VM18_VOSEL_ADDR, + MT6359_RG_VM18_VOSEL_MASK << MT6359_RG_VM18_VOSEL_SHIFT, + 1920), + MT6359_LDO("ldo_vbbck", VBBCK, vbbck_voltages, + MT6359_RG_LDO_VBBCK_EN_ADDR, MT6359_RG_LDO_VBBCK_EN_SHIFT, + MT6359_DA_VBBCK_B_EN_ADDR, MT6359_RG_VBBCK_VOSEL_ADDR, + MT6359_RG_VBBCK_VOSEL_MASK << MT6359_RG_VBBCK_VOSEL_SHIFT, + 240), + MT6359_LDO_LINEAR("ldo_vsram_proc1", VSRAM_PROC1, 500000, 1293750, 6250, + 0, mt_volt_range6, MT6359_RG_LDO_VSRAM_PROC1_EN_ADDR, + MT6359_DA_VSRAM_PROC1_B_EN_ADDR, + MT6359_RG_LDO_VSRAM_PROC1_VOSEL_ADDR, + MT6359_RG_LDO_VSRAM_PROC1_VOSEL_MASK << + MT6359_RG_LDO_VSRAM_PROC1_VOSEL_SHIFT), + MT6359_LDO("ldo_vsim2", VSIM2, vsim2_voltages, + MT6359_RG_LDO_VSIM2_EN_ADDR, MT6359_RG_LDO_VSIM2_EN_SHIFT, + MT6359_DA_VSIM2_B_EN_ADDR, MT6359_RG_VSIM2_VOSEL_ADDR, + MT6359_RG_VSIM2_VOSEL_MASK << MT6359_RG_VSIM2_VOSEL_SHIFT, + 480), + MT6359_LDO_LINEAR("ldo_vsram_others_sshub", VSRAM_OTHERS_SSHUB, + 500000, 1293750, 6250, 0, mt_volt_range6, + MT6359_RG_LDO_VSRAM_OTHERS_SSHUB_EN_ADDR, + MT6359_DA_VSRAM_OTHERS_B_EN_ADDR, + MT6359_RG_LDO_VSRAM_OTHERS_SSHUB_VOSEL_ADDR, + MT6359_RG_LDO_VSRAM_OTHERS_SSHUB_VOSEL_MASK << + MT6359_RG_LDO_VSRAM_OTHERS_SSHUB_VOSEL_SHIFT), +}; + +static int mt6359_regulator_probe(struct platform_device *pdev) +{ + struct mt6397_chip *mt6397 = dev_get_drvdata(pdev->dev.parent); + struct regulator_config config = {}; + struct regulator_dev *rdev; + int i; + + config.dev = mt6397->dev; + config.regmap = mt6397->regmap; + for (i = 0; i < MT6359_MAX_REGULATOR; i++) { + config.driver_data = &mt6359_regulators[i]; + rdev = devm_regulator_register(&pdev->dev, &mt6359_regulators[i].desc, &config); + if (IS_ERR(rdev)) { + dev_err(&pdev->dev, "failed to register %s\n", + mt6359_regulators[i].desc.name); + return PTR_ERR(rdev); + } + } + + return 0; +} + +static const struct platform_device_id mt6359_platform_ids[] = { + {"mt6359-regulator", 0}, + { /* sentinel */ }, +}; +MODULE_DEVICE_TABLE(platform, mt6359_platform_ids); + +static struct platform_driver mt6359_regulator_driver = { + .driver = { + .name = "mt6359-regulator", + }, + .probe = mt6359_regulator_probe, + .id_table = mt6359_platform_ids, +}; + +module_platform_driver(mt6359_regulator_driver); + +MODULE_AUTHOR("Wen Su <wen.su@mediatek.com>"); +MODULE_DESCRIPTION("Regulator Driver for MediaTek MT6359 PMIC"); +MODULE_LICENSE("GPL"); |