// SPDX-License-Identifier: GPL-2.0-only /* * Regulator driver for Rockchip RK808 * * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd * * Author: Chris Zhong * Author: Zhang Qing */ #include #include #include #include #include #include #include #include #include #include /* Field Definitions */ #define RK808_BUCK_VSEL_MASK 0x3f #define RK808_BUCK4_VSEL_MASK 0xf #define RK808_LDO_VSEL_MASK 0x1f #define RK809_BUCK5_VSEL_MASK 0x7 #define RK817_LDO_VSEL_MASK 0x7f #define RK817_BOOST_VSEL_MASK 0x7 #define RK817_BUCK_VSEL_MASK 0x7f #define RK818_BUCK_VSEL_MASK 0x3f #define RK818_BUCK4_VSEL_MASK 0x1f #define RK818_LDO_VSEL_MASK 0x1f #define RK818_LDO3_ON_VSEL_MASK 0xf #define RK818_BOOST_ON_VSEL_MASK 0xe0 #define ENABLE_MASK(id) (BIT(id) | BIT(4 + (id))) #define DISABLE_VAL(id) (BIT(4 + (id))) #define RK817_BOOST_DESC(_supply_name, _min, _max, _step, _vreg,\ _vmask, _ereg, _emask, _enval, _disval, _etime) \ {{ \ .supply_name = (_supply_name), \ .n_voltages = (((_max) - (_min)) / (_step) + 1), \ .min_uV = (_min) * 1000, \ .uV_step = (_step) * 1000, \ .vsel_reg = (_vreg), \ .vsel_mask = (_vmask), \ .enable_reg = (_ereg), \ .enable_mask = (_emask), \ .enable_val = (_enval), \ .disable_val = (_disval), \ .off_on_delay = (_etime), \ .ops = &rk817_boost_ops, \ }} #define RK8XX_DESC_COM(_supply_name, _min, _max, _step, _vreg, \ _vmask, _ereg, _emask, _enval, _disval, _etime, _ops) \ {{ \ .supply_name = (_supply_name), \ .n_voltages = (((_max) - (_min)) / (_step) + 1), \ .min_uV = (_min) * 1000, \ .uV_step = (_step) * 1000, \ .vsel_reg = (_vreg), \ .vsel_mask = (_vmask), \ .enable_reg = (_ereg), \ .enable_mask = (_emask), \ .enable_val = (_enval), \ .disable_val = (_disval), \ .off_on_delay = (_etime), \ .ops = _ops, \ }} #define RK805_DESC(_supply_name, _min, _max, _step, _vreg, \ _vmask, _ereg, _emask, _etime) \ RK8XX_DESC_COM(_supply_name, _min, _max, _step, _vreg, \ _vmask, _ereg, _emask, 0, 0, _etime, &rk808_reg_ops) #define RK8XX_DESC(_supply_name, _min, _max, _step, _vreg, \ _vmask, _ereg, _emask, _etime) \ RK8XX_DESC_COM(_supply_name, _min, _max, _step, _vreg, \ _vmask, _ereg, _emask, 0, 0, _etime, &rk808_reg_ops) #define RK817_DESC(_supply_name, _min, _max, _step, _vreg, \ _vmask, _ereg, _emask, _disval, _etime) \ RK8XX_DESC_COM(_supply_name, _min, _max, _step, _vreg, \ _vmask, _ereg, _emask, _emask, _disval, _etime, &rk817_reg_ops) #define RKXX_DESC_SWITCH_COM(_supply_name,_ereg, _emask, \ _enval, _disval, _ops) \ {{ \ .supply_name = (_supply_name), \ .enable_reg = (_ereg), \ .enable_mask = (_emask), \ .enable_val = (_enval), \ .disable_val = (_disval), \ .ops = _ops \ }} #define RK817_DESC_SWITCH(_supply_name, _ereg, _emask, \ _disval) \ RKXX_DESC_SWITCH_COM(_supply_name, _ereg, _emask, \ _emask, _disval, &rk817_switch_ops) #define RK8XX_DESC_SWITCH(_supply_name, _ereg, _emask) \ RKXX_DESC_SWITCH_COM(_supply_name, _ereg, _emask, \ 0, 0, &rk808_switch_ops) static const struct regulator_linear_range rk808_ldo3_voltage_ranges[] = { REGULATOR_LINEAR_RANGE(800000, 0, 13, 100000), REGULATOR_LINEAR_RANGE(2500000, 15, 15, 0), }; #define RK809_BUCK5_SEL_CNT (8) static const struct regulator_linear_range rk809_buck5_voltage_ranges[] = { REGULATOR_LINEAR_RANGE(1500000, 0, 0, 0), REGULATOR_LINEAR_RANGE(1800000, 1, 3, 200000), REGULATOR_LINEAR_RANGE(2800000, 4, 5, 200000), REGULATOR_LINEAR_RANGE(3300000, 6, 7, 300000), }; #define RK817_BUCK1_MIN0 500000 #define RK817_BUCK1_MAX0 1500000 #define RK817_BUCK1_MIN1 1600000 #define RK817_BUCK1_MAX1 2400000 #define RK817_BUCK3_MAX1 3400000 #define RK817_BUCK1_STP0 12500 #define RK817_BUCK1_STP1 100000 #define RK817_BUCK1_SEL0 ((RK817_BUCK1_MAX0 - RK817_BUCK1_MIN0) /\ RK817_BUCK1_STP0) #define RK817_BUCK1_SEL1 ((RK817_BUCK1_MAX1 - RK817_BUCK1_MIN1) /\ RK817_BUCK1_STP1) #define RK817_BUCK3_SEL1 ((RK817_BUCK3_MAX1 - RK817_BUCK1_MIN1) /\ RK817_BUCK1_STP1) #define RK817_BUCK1_SEL_CNT (RK817_BUCK1_SEL0 + RK817_BUCK1_SEL1 + 1) #define RK817_BUCK3_SEL_CNT (RK817_BUCK1_SEL0 + RK817_BUCK3_SEL1 + 1) static const struct regulator_linear_range rk817_buck1_voltage_ranges[] = { REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN0, 0, RK817_BUCK1_SEL0, RK817_BUCK1_STP0), REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN1, RK817_BUCK1_SEL0 + 1, RK817_BUCK1_SEL_CNT, RK817_BUCK1_STP1), }; static const struct regulator_linear_range rk817_buck3_voltage_ranges[] = { REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN0, 0, RK817_BUCK1_SEL0, RK817_BUCK1_STP0), REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN1, RK817_BUCK1_SEL0 + 1, RK817_BUCK3_SEL_CNT, RK817_BUCK1_STP1), }; struct rk_regulator_cfg { struct regulator_desc desc; struct regulator_dev rdev; }; static int rk8xx_is_enabled_wmsk_regmap(struct regulator_dev *rdev) { unsigned int val; int ret; ret = regmap_read(rdev->regmap, rdev->desc->enable_reg, &val); if (ret != 0) return ret; /* add write mask bit */ val |= (rdev->desc->enable_mask & 0xf0); val &= rdev->desc->enable_mask; if (rdev->desc->enable_is_inverted) { if (rdev->desc->enable_val) return val != rdev->desc->enable_val; return (val == 0); } if (rdev->desc->enable_val) return val == rdev->desc->enable_val; return val != 0; } static struct regulator_ops rk808_buck1_2_ops = { .list_voltage = regulator_list_voltage_linear, .map_voltage = regulator_map_voltage_linear, .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = regulator_is_enabled_regmap, }; static struct regulator_ops rk808_reg_ops = { .list_voltage = regulator_list_voltage_linear, .map_voltage = regulator_map_voltage_linear, .get_voltage_sel = regulator_get_voltage_sel_regmap, .set_voltage_sel = regulator_set_voltage_sel_regmap, .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = regulator_is_enabled_regmap, }; static struct regulator_ops rk808_reg_ops_ranges = { .list_voltage = regulator_list_voltage_linear_range, .map_voltage = regulator_map_voltage_linear_range, .get_voltage_sel = regulator_get_voltage_sel_regmap, .set_voltage_sel = regulator_set_voltage_sel_regmap, .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = regulator_is_enabled_regmap, }; static struct regulator_ops rk808_switch_ops = { .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = regulator_is_enabled_regmap, }; static const struct regulator_linear_range rk805_buck_1_2_voltage_ranges[] = { REGULATOR_LINEAR_RANGE(712500, 0, 59, 12500), REGULATOR_LINEAR_RANGE(1800000, 60, 62, 200000), REGULATOR_LINEAR_RANGE(2300000, 63, 63, 0), }; static const struct regulator_ops rk809_buck5_ops_range = { .list_voltage = regulator_list_voltage_linear_range, .map_voltage = regulator_map_voltage_linear_range, .get_voltage_sel = regulator_get_voltage_sel_regmap, .set_voltage_sel = regulator_set_voltage_sel_regmap, .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = rk8xx_is_enabled_wmsk_regmap, }; static const struct regulator_ops rk817_reg_ops = { .list_voltage = regulator_list_voltage_linear, .map_voltage = regulator_map_voltage_linear, .get_voltage_sel = regulator_get_voltage_sel_regmap, .set_voltage_sel = regulator_set_voltage_sel_regmap, .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = rk8xx_is_enabled_wmsk_regmap, }; static const struct regulator_ops rk817_boost_ops = { .list_voltage = regulator_list_voltage_linear, .map_voltage = regulator_map_voltage_linear, .get_voltage_sel = regulator_get_voltage_sel_regmap, .set_voltage_sel = regulator_set_voltage_sel_regmap, .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = rk8xx_is_enabled_wmsk_regmap, }; static const struct regulator_ops rk817_buck_ops_range = { .list_voltage = regulator_list_voltage_linear_range, .map_voltage = regulator_map_voltage_linear_range, .get_voltage_sel = regulator_get_voltage_sel_regmap, .set_voltage_sel = regulator_set_voltage_sel_regmap, .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = rk8xx_is_enabled_wmsk_regmap, }; static const struct regulator_ops rk817_switch_ops = { .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = rk8xx_is_enabled_wmsk_regmap, }; static struct rk_regulator_cfg rk805_reg[] = { {{ /* .name = "DCDC_REG1", */ .supply_name = "vcc1", .ops = &rk808_reg_ops_ranges, .n_voltages = 64, .linear_ranges = rk805_buck_1_2_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk805_buck_1_2_voltage_ranges), .vsel_reg = RK805_BUCK1_ON_VSEL_REG, .vsel_mask = RK818_BUCK_VSEL_MASK, .enable_reg = RK805_DCDC_EN_REG, .enable_mask = BIT(0), }}, {{ /* .name = "DCDC_REG2", */ .supply_name = "vcc2", .ops = &rk808_reg_ops_ranges, .n_voltages = 64, .linear_ranges = rk805_buck_1_2_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk805_buck_1_2_voltage_ranges), .vsel_reg = RK805_BUCK2_ON_VSEL_REG, .vsel_mask = RK818_BUCK_VSEL_MASK, .enable_reg = RK805_DCDC_EN_REG, .enable_mask = BIT(1), }}, {{ /* .name = "DCDC_REG3", */ .supply_name = "vcc3", .ops = &rk808_switch_ops, .n_voltages = 1, .enable_reg = RK805_DCDC_EN_REG, .enable_mask = BIT(2), }}, RK805_DESC(/* "DCDC_REG4", */ "vcc4", 800, 3400, 100, RK805_BUCK4_ON_VSEL_REG, RK818_BUCK4_VSEL_MASK, RK805_DCDC_EN_REG, BIT(3), 0), RK805_DESC(/* "LDO_REG1", */ "vcc5", 800, 3400, 100, RK805_LDO1_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG, BIT(0), 400), RK805_DESC(/* "LDO_REG2", */ "vcc5", 800, 3400, 100, RK805_LDO2_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG, BIT(1), 400), RK805_DESC(/* "LDO_REG3", */ "vcc6", 800, 3400, 100, RK805_LDO3_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG, BIT(2), 400), }; static_assert(ARRAY_SIZE(rk805_reg) == RK805_NUM_REGULATORS); static struct rk_regulator_cfg rk808_reg[] = { {{ /* .name = "DCDC_REG1", */ .supply_name = "vcc1", .ops = &rk808_buck1_2_ops, .min_uV = 712500, .uV_step = 12500, .n_voltages = 64, .vsel_reg = RK808_BUCK1_ON_VSEL_REG, .vsel_mask = RK808_BUCK_VSEL_MASK, .enable_reg = RK808_DCDC_EN_REG, .enable_mask = BIT(0), }}, {{ /* .name = "DCDC_REG2", */ .supply_name = "vcc2", .ops = &rk808_buck1_2_ops, .min_uV = 712500, .uV_step = 12500, .n_voltages = 64, .vsel_reg = RK808_BUCK2_ON_VSEL_REG, .vsel_mask = RK808_BUCK_VSEL_MASK, .enable_reg = RK808_DCDC_EN_REG, .enable_mask = BIT(1), }}, {{ /* .name = "DCDC_REG3", */ .supply_name = "vcc3", .ops = &rk808_switch_ops, .n_voltages = 1, .enable_reg = RK808_DCDC_EN_REG, .enable_mask = BIT(2), }}, {{ /* .name = "DCDC_REG4", */ .supply_name = "vcc4", .ops = &rk808_reg_ops, .min_uV = 1800000, .uV_step = 100000, .n_voltages = 16, .vsel_reg = RK808_BUCK4_ON_VSEL_REG, .vsel_mask = RK808_BUCK4_VSEL_MASK, .enable_reg = RK808_DCDC_EN_REG, .enable_mask = BIT(3), }}, {{ /* .name = "LDO_REG1", */ .supply_name = "vcc6", .ops = &rk808_reg_ops, .min_uV = 1800000, .uV_step = 100000, .n_voltages = 17, .vsel_reg = RK808_LDO1_ON_VSEL_REG, .vsel_mask = RK808_LDO_VSEL_MASK, .enable_reg = RK808_LDO_EN_REG, .enable_mask = BIT(0), .off_on_delay = 400, }}, {{ /* .name = "LDO_REG2", */ .supply_name = "vcc6", .ops = &rk808_reg_ops, .min_uV = 1800000, .uV_step = 100000, .n_voltages = 17, .vsel_reg = RK808_LDO2_ON_VSEL_REG, .vsel_mask = RK808_LDO_VSEL_MASK, .enable_reg = RK808_LDO_EN_REG, .enable_mask = BIT(1), .off_on_delay = 400, }}, {{ /* .name = "LDO_REG3", */ .supply_name = "vcc7", .ops = &rk808_reg_ops_ranges, .n_voltages = 16, .linear_ranges = rk808_ldo3_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk808_ldo3_voltage_ranges), .vsel_reg = RK808_LDO3_ON_VSEL_REG, .vsel_mask = RK808_BUCK4_VSEL_MASK, .enable_reg = RK808_LDO_EN_REG, .enable_mask = BIT(2), .off_on_delay = 400, }}, {{ /* .name = "LDO_REG4", */ .supply_name = "vcc9", .ops = &rk808_reg_ops, .min_uV = 1800000, .uV_step = 100000, .n_voltages = 17, .vsel_reg = RK808_LDO4_ON_VSEL_REG, .vsel_mask = RK808_LDO_VSEL_MASK, .enable_reg = RK808_LDO_EN_REG, .enable_mask = BIT(3), .off_on_delay = 400, }}, {{ /* .name = "LDO_REG5", */ .supply_name = "vcc9", .ops = &rk808_reg_ops, .min_uV = 1800000, .uV_step = 100000, .n_voltages = 17, .vsel_reg = RK808_LDO5_ON_VSEL_REG, .vsel_mask = RK808_LDO_VSEL_MASK, .enable_reg = RK808_LDO_EN_REG, .enable_mask = BIT(4), .off_on_delay = 400, }}, {{ /* .name = "LDO_REG6", */ .supply_name = "vcc10", .ops = &rk808_reg_ops, .min_uV = 800000, .uV_step = 100000, .n_voltages = 18, .vsel_reg = RK808_LDO6_ON_VSEL_REG, .vsel_mask = RK808_LDO_VSEL_MASK, .enable_reg = RK808_LDO_EN_REG, .enable_mask = BIT(5), .off_on_delay = 400, }}, {{ /* .name = "LDO_REG7", */ .supply_name = "vcc7", .ops = &rk808_reg_ops, .min_uV = 800000, .uV_step = 100000, .n_voltages = 18, .vsel_reg = RK808_LDO7_ON_VSEL_REG, .vsel_mask = RK808_LDO_VSEL_MASK, .enable_reg = RK808_LDO_EN_REG, .enable_mask = BIT(6), .off_on_delay = 400, }}, {{ /* .name = "LDO_REG8", */ .supply_name = "vcc11", .ops = &rk808_reg_ops, .min_uV = 1800000, .uV_step = 100000, .n_voltages = 17, .vsel_reg = RK808_LDO8_ON_VSEL_REG, .vsel_mask = RK808_LDO_VSEL_MASK, .enable_reg = RK808_LDO_EN_REG, .enable_mask = BIT(7), .off_on_delay = 400, }}, {{ /* .name = "SWITCH_REG1", */ .supply_name = "vcc8", .ops = &rk808_switch_ops, .enable_reg = RK808_DCDC_EN_REG, .enable_mask = BIT(5), }}, {{ /* .name = "SWITCH_REG2", */ .supply_name = "vcc12", .ops = &rk808_switch_ops, .enable_reg = RK808_DCDC_EN_REG, .enable_mask = BIT(6), }}, }; static_assert(ARRAY_SIZE(rk808_reg) == RK808_NUM_REGULATORS); static struct rk_regulator_cfg rk809_reg[] = { {{ /* .name = "DCDC_REG1", */ .supply_name = "vcc1", .ops = &rk817_buck_ops_range, .n_voltages = RK817_BUCK1_SEL_CNT + 1, .linear_ranges = rk817_buck1_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), .vsel_reg = RK817_BUCK1_ON_VSEL_REG, .vsel_mask = RK817_BUCK_VSEL_MASK, .enable_reg = RK817_POWER_EN_REG(0), .enable_mask = ENABLE_MASK(RK817_ID_DCDC1), .enable_val = ENABLE_MASK(RK817_ID_DCDC1), .disable_val = DISABLE_VAL(RK817_ID_DCDC1), }}, {{ /* .name = "DCDC_REG2", */ .supply_name = "vcc2", .ops = &rk817_buck_ops_range, .n_voltages = RK817_BUCK1_SEL_CNT + 1, .linear_ranges = rk817_buck1_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), .vsel_reg = RK817_BUCK2_ON_VSEL_REG, .vsel_mask = RK817_BUCK_VSEL_MASK, .enable_reg = RK817_POWER_EN_REG(0), .enable_mask = ENABLE_MASK(RK817_ID_DCDC2), .enable_val = ENABLE_MASK(RK817_ID_DCDC2), .disable_val = DISABLE_VAL(RK817_ID_DCDC2), }}, {{ /* .name = "DCDC_REG3", */ .supply_name = "vcc3", .ops = &rk817_buck_ops_range, .n_voltages = RK817_BUCK1_SEL_CNT + 1, .linear_ranges = rk817_buck1_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), .vsel_reg = RK817_BUCK3_ON_VSEL_REG, .vsel_mask = RK817_BUCK_VSEL_MASK, .enable_reg = RK817_POWER_EN_REG(0), .enable_mask = ENABLE_MASK(RK817_ID_DCDC3), .enable_val = ENABLE_MASK(RK817_ID_DCDC3), .disable_val = DISABLE_VAL(RK817_ID_DCDC3), }}, {{ /* .name = "DCDC_REG4", */ .supply_name = "vcc4", .ops = &rk817_buck_ops_range, .n_voltages = RK817_BUCK3_SEL_CNT + 1, .linear_ranges = rk817_buck3_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk817_buck3_voltage_ranges), .vsel_reg = RK817_BUCK4_ON_VSEL_REG, .vsel_mask = RK817_BUCK_VSEL_MASK, .enable_reg = RK817_POWER_EN_REG(0), .enable_mask = ENABLE_MASK(RK817_ID_DCDC4), .enable_val = ENABLE_MASK(RK817_ID_DCDC4), .disable_val = DISABLE_VAL(RK817_ID_DCDC4), }}, RK817_DESC(/* "LDO_REG1", */ "vcc5", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(0), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(1), ENABLE_MASK(0), DISABLE_VAL(0), 400), RK817_DESC(/* "LDO_REG2", */ "vcc5", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(1), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(1), ENABLE_MASK(1), DISABLE_VAL(1), 400), RK817_DESC(/* "LDO_REG3", */ "vcc5", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(2), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(1), ENABLE_MASK(2), DISABLE_VAL(2), 400), RK817_DESC(/* "LDO_REG4", */ "vcc6", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(3), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(1), ENABLE_MASK(3), DISABLE_VAL(3), 400), RK817_DESC(/* "LDO_REG5", */ "vcc6", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(4), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(2), ENABLE_MASK(0), DISABLE_VAL(0), 400), RK817_DESC(/* "LDO_REG6", */ "vcc6", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(5), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(2), ENABLE_MASK(1), DISABLE_VAL(1), 400), RK817_DESC(/* "LDO_REG7", */ "vcc7", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(6), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(2), ENABLE_MASK(2), DISABLE_VAL(2), 400), RK817_DESC(/* "LDO_REG8", */ "vcc7", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(7), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(2), ENABLE_MASK(3), DISABLE_VAL(3), 400), RK817_DESC(/* "LDO_REG9", */ "vcc7", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(8), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(3), ENABLE_MASK(0), DISABLE_VAL(0), 400), {{ /* .name = "DCDC_REG5", */ .supply_name = "vcc9", .ops = &rk809_buck5_ops_range, .n_voltages = RK809_BUCK5_SEL_CNT, .linear_ranges = rk809_buck5_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk809_buck5_voltage_ranges), .vsel_reg = RK809_BUCK5_CONFIG(0), .vsel_mask = RK809_BUCK5_VSEL_MASK, .enable_reg = RK817_POWER_EN_REG(3), .enable_mask = ENABLE_MASK(1), .enable_val = ENABLE_MASK(1), .disable_val = DISABLE_VAL(1), }}, RK817_DESC_SWITCH(/* "SWITCH_REG1", */ "vcc9", RK817_POWER_EN_REG(3), ENABLE_MASK(2), DISABLE_VAL(2)), RK817_DESC_SWITCH(/* "SWITCH_REG2", */ "vcc8", RK817_POWER_EN_REG(3), ENABLE_MASK(3), DISABLE_VAL(3)), }; static_assert(ARRAY_SIZE(rk809_reg) == RK809_NUM_REGULATORS); static struct rk_regulator_cfg rk817_reg[] = { {{ /* .name = "DCDC_REG1", */ .supply_name = "vcc1", .ops = &rk817_buck_ops_range, .n_voltages = RK817_BUCK1_SEL_CNT + 1, .linear_ranges = rk817_buck1_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), .vsel_reg = RK817_BUCK1_ON_VSEL_REG, .vsel_mask = RK817_BUCK_VSEL_MASK, .enable_reg = RK817_POWER_EN_REG(0), .enable_mask = ENABLE_MASK(RK817_ID_DCDC1), .enable_val = ENABLE_MASK(RK817_ID_DCDC1), .disable_val = DISABLE_VAL(RK817_ID_DCDC1), }}, {{ /* .name = "DCDC_REG2", */ .supply_name = "vcc2", .ops = &rk817_buck_ops_range, .n_voltages = RK817_BUCK1_SEL_CNT + 1, .linear_ranges = rk817_buck1_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), .vsel_reg = RK817_BUCK2_ON_VSEL_REG, .vsel_mask = RK817_BUCK_VSEL_MASK, .enable_reg = RK817_POWER_EN_REG(0), .enable_mask = ENABLE_MASK(RK817_ID_DCDC2), .enable_val = ENABLE_MASK(RK817_ID_DCDC2), .disable_val = DISABLE_VAL(RK817_ID_DCDC2), }}, {{ /* .name = "DCDC_REG3", */ .supply_name = "vcc3", .ops = &rk817_buck_ops_range, .n_voltages = RK817_BUCK1_SEL_CNT + 1, .linear_ranges = rk817_buck1_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), .vsel_reg = RK817_BUCK3_ON_VSEL_REG, .vsel_mask = RK817_BUCK_VSEL_MASK, .enable_reg = RK817_POWER_EN_REG(0), .enable_mask = ENABLE_MASK(RK817_ID_DCDC3), .enable_val = ENABLE_MASK(RK817_ID_DCDC3), .disable_val = DISABLE_VAL(RK817_ID_DCDC3), }}, {{ /* .name = "DCDC_REG4", */ .supply_name = "vcc4", .ops = &rk817_buck_ops_range, .n_voltages = RK817_BUCK3_SEL_CNT + 1, .linear_ranges = rk817_buck3_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk817_buck3_voltage_ranges), .vsel_reg = RK817_BUCK4_ON_VSEL_REG, .vsel_mask = RK817_BUCK_VSEL_MASK, .enable_reg = RK817_POWER_EN_REG(0), .enable_mask = ENABLE_MASK(RK817_ID_DCDC4), .enable_val = ENABLE_MASK(RK817_ID_DCDC4), .disable_val = DISABLE_VAL(RK817_ID_DCDC4), }}, RK817_DESC(/* "LDO_REG1", */ "vcc5", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(0), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(1), ENABLE_MASK(0), DISABLE_VAL(0), 400), RK817_DESC(/* "LDO_REG2", */ "vcc5", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(1), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(1), ENABLE_MASK(1), DISABLE_VAL(1), 400), RK817_DESC(/* "LDO_REG3", */ "vcc5", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(2), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(1), ENABLE_MASK(2), DISABLE_VAL(2), 400), RK817_DESC(/* "LDO_REG4", */ "vcc6", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(3), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(1), ENABLE_MASK(3), DISABLE_VAL(3), 400), RK817_DESC(/* "LDO_REG5", */ "vcc6", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(4), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(2), ENABLE_MASK(0), DISABLE_VAL(0), 400), RK817_DESC(/* "LDO_REG6", */ "vcc6", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(5), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(2), ENABLE_MASK(1), DISABLE_VAL(1), 400), RK817_DESC(/* "LDO_REG7", */ "vcc7", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(6), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(2), ENABLE_MASK(2), DISABLE_VAL(2), 400), RK817_DESC(/* "LDO_REG8", */ "vcc7", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(7), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(2), ENABLE_MASK(3), DISABLE_VAL(3), 400), RK817_DESC(/* "LDO_REG9", */ "vcc7", 600, 3400, 25, RK817_LDO_ON_VSEL_REG(8), RK817_LDO_VSEL_MASK, RK817_POWER_EN_REG(3), ENABLE_MASK(0), DISABLE_VAL(0), 400), RK817_BOOST_DESC(/* "BOOST", */ "vcc8", 4700, 5400, 100, RK817_BOOST_OTG_CFG, RK817_BOOST_VSEL_MASK, RK817_POWER_EN_REG(3), ENABLE_MASK(1), ENABLE_MASK(1), DISABLE_VAL(1), 400), RK817_DESC_SWITCH(/* "OTG_SWITCH", */ "vcc9", RK817_POWER_EN_REG(3), ENABLE_MASK(2), DISABLE_VAL(2)), }; static_assert(ARRAY_SIZE(rk817_reg) == RK817_NUM_REGULATORS); static struct rk_regulator_cfg rk818_reg[] = { {{ /* .name = "DCDC_REG1", */ .supply_name = "vcc1", .ops = &rk808_reg_ops, .min_uV = 712500, .uV_step = 12500, .n_voltages = 64, .vsel_reg = RK818_BUCK1_ON_VSEL_REG, .vsel_mask = RK818_BUCK_VSEL_MASK, .enable_reg = RK818_DCDC_EN_REG, .enable_mask = BIT(0), }}, {{ /* .name = "DCDC_REG2", */ .supply_name = "vcc2", .ops = &rk808_reg_ops, .min_uV = 712500, .uV_step = 12500, .n_voltages = 64, .vsel_reg = RK818_BUCK2_ON_VSEL_REG, .vsel_mask = RK818_BUCK_VSEL_MASK, .enable_reg = RK818_DCDC_EN_REG, .enable_mask = BIT(1), }}, {{ /* .name = "DCDC_REG3", */ .supply_name = "vcc3", .ops = &rk808_switch_ops, .n_voltages = 1, .enable_reg = RK818_DCDC_EN_REG, .enable_mask = BIT(2), }}, RK8XX_DESC(/* "DCDC_REG4", */ "vcc4", 1800, 3600, 100, RK818_BUCK4_ON_VSEL_REG, RK818_BUCK4_VSEL_MASK, RK818_DCDC_EN_REG, BIT(3), 0), RK8XX_DESC(/* "DCDC_BOOST", */ "boost", 4700, 5400, 100, RK818_BOOST_LDO9_ON_VSEL_REG, RK818_BOOST_ON_VSEL_MASK, RK818_DCDC_EN_REG, BIT(4), 0), RK8XX_DESC(/* "LDO_REG1", */ "vcc6", 1800, 3400, 100, RK818_LDO1_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, BIT(0), 400), RK8XX_DESC(/* "LDO_REG2", */ "vcc6", 1800, 3400, 100, RK818_LDO2_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, BIT(1), 400), {{ /* .name = "LDO_REG3", */ .supply_name = "vcc7", .ops = &rk808_reg_ops_ranges, .n_voltages = 16, .linear_ranges = rk808_ldo3_voltage_ranges, .n_linear_ranges = ARRAY_SIZE(rk808_ldo3_voltage_ranges), .vsel_reg = RK818_LDO3_ON_VSEL_REG, .vsel_mask = RK818_LDO3_ON_VSEL_MASK, .enable_reg = RK818_LDO_EN_REG, .enable_mask = BIT(2), .off_on_delay = 400, }}, RK8XX_DESC(/* "LDO_REG4", */ "vcc8", 1800, 3400, 100, RK818_LDO4_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, BIT(3), 400), RK8XX_DESC(/* "LDO_REG5", */ "vcc7", 1800, 3400, 100, RK818_LDO5_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, BIT(4), 400), RK8XX_DESC(/* "LDO_REG6", */ "vcc8", 800, 2500, 100, RK818_LDO6_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, BIT(5), 400), RK8XX_DESC(/* "LDO_REG7", */ "vcc7", 800, 2500, 100, RK818_LDO7_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, BIT(6), 400), RK8XX_DESC(/* "LDO_REG8", */ "vcc8", 1800, 3400, 100, RK818_LDO8_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, BIT(7), 400), RK8XX_DESC(/* "LDO_REG9", */ "vcc9", 1800, 3400, 100, RK818_BOOST_LDO9_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_DCDC_EN_REG, BIT(5), 400), RK8XX_DESC_SWITCH(/* "SWITCH_REG", */ "vcc9", RK818_DCDC_EN_REG, BIT(6)), RK8XX_DESC_SWITCH(/* "HDMI_SWITCH", */ "h_5v", RK818_H5V_EN_REG, BIT(0)), RK8XX_DESC_SWITCH(/* "OTG_SWITCH", */ "usb", RK818_DCDC_EN_REG, BIT(7)), }; static_assert(ARRAY_SIZE(rk818_reg) == RK818_NUM_REGULATORS); static int rk808_regulator_register(struct rk808 *rk808, int id, struct of_regulator_match *match, struct rk_regulator_cfg *cfg) { struct device *dev = &rk808->i2c->dev; int ret; if (!match->of_node) { dev_dbg(dev, "Skip missing DTB regulator %s", match->name); return 0; } cfg->rdev.desc = &cfg->desc; cfg->rdev.dev = dev; cfg->rdev.regmap = rk808->regmap; ret = of_regulator_register(&cfg->rdev, match->of_node); if (ret) return dev_err_probe(dev, ret, "failed to register %s regulator\n", match->name); dev_dbg(dev, "registered %s\n", match->name); return 0; } #define MATCH(variant, _name, _id) [RK##variant##_ID_##_id] = \ { .name = #_name, .desc = &rk##variant##_reg[RK##variant##_ID_##_id].desc } static struct of_regulator_match rk805_reg_matches[] = { MATCH(805, DCDC_REG1, DCDC1), MATCH(805, DCDC_REG2, DCDC2), MATCH(805, DCDC_REG3, DCDC3), MATCH(805, DCDC_REG4, DCDC4), MATCH(805, LDO_REG1, LDO1), MATCH(805, LDO_REG2, LDO2), MATCH(805, LDO_REG3, LDO3), }; static_assert(ARRAY_SIZE(rk805_reg_matches) == RK805_NUM_REGULATORS); static struct of_regulator_match rk808_reg_matches[] = { MATCH(808, DCDC_REG1, DCDC1), MATCH(808, DCDC_REG2, DCDC2), MATCH(808, DCDC_REG3, DCDC3), MATCH(808, DCDC_REG4, DCDC4), MATCH(808, LDO_REG1, LDO1), MATCH(808, LDO_REG2, LDO2), MATCH(808, LDO_REG3, LDO3), MATCH(808, LDO_REG4, LDO4), MATCH(808, LDO_REG5, LDO5), MATCH(808, LDO_REG6, LDO6), MATCH(808, LDO_REG7, LDO7), MATCH(808, LDO_REG8, LDO8), MATCH(808, SWITCH_REG1, SWITCH1), MATCH(808, SWITCH_REG2, SWITCH2), }; static_assert(ARRAY_SIZE(rk808_reg_matches) == RK808_NUM_REGULATORS); static struct of_regulator_match rk809_reg_matches[] = { MATCH(809, DCDC_REG1, DCDC1), MATCH(809, DCDC_REG2, DCDC2), MATCH(809, DCDC_REG3, DCDC3), MATCH(809, DCDC_REG4, DCDC4), MATCH(809, LDO_REG1, LDO1), MATCH(809, LDO_REG2, LDO2), MATCH(809, LDO_REG3, LDO3), MATCH(809, LDO_REG4, LDO4), MATCH(809, LDO_REG5, LDO5), MATCH(809, LDO_REG6, LDO6), MATCH(809, LDO_REG7, LDO7), MATCH(809, LDO_REG8, LDO8), MATCH(809, LDO_REG9, LDO9), MATCH(809, DCDC_REG5, DCDC5), MATCH(809, SWITCH_REG1, SW1), MATCH(809, SWITCH_REG2, SW2), }; static_assert(ARRAY_SIZE(rk809_reg_matches) == RK809_NUM_REGULATORS); static struct of_regulator_match rk817_reg_matches[] = { MATCH(817, DCDC_REG1, DCDC1), MATCH(817, DCDC_REG2, DCDC2), MATCH(817, DCDC_REG3, DCDC3), MATCH(817, DCDC_REG4, DCDC4), MATCH(817, LDO_REG1, LDO1), MATCH(817, LDO_REG2, LDO2), MATCH(817, LDO_REG3, LDO3), MATCH(817, LDO_REG4, LDO4), MATCH(817, LDO_REG5, LDO5), MATCH(817, LDO_REG6, LDO6), MATCH(817, LDO_REG7, LDO7), MATCH(817, LDO_REG8, LDO8), MATCH(817, LDO_REG9, LDO9), MATCH(817, BOOST, BOOST), MATCH(817, OTG_SWITCH, BOOST_OTG_SW), }; static_assert(ARRAY_SIZE(rk817_reg_matches) == RK817_NUM_REGULATORS); static struct of_regulator_match rk818_reg_matches[] = { MATCH(818, DCDC_REG1, DCDC1), MATCH(818, DCDC_REG2, DCDC2), MATCH(818, DCDC_REG3, DCDC3), MATCH(818, DCDC_REG4, DCDC4), MATCH(818, DCDC_BOOST, BOOST), MATCH(818, LDO_REG1, LDO1), MATCH(818, LDO_REG2, LDO2), MATCH(818, LDO_REG3, LDO3), MATCH(818, LDO_REG4, LDO4), MATCH(818, LDO_REG5, LDO5), MATCH(818, LDO_REG6, LDO6), MATCH(818, LDO_REG7, LDO7), MATCH(818, LDO_REG8, LDO8), MATCH(818, LDO_REG9, LDO9), MATCH(818, SWITCH_REG, SWITCH), MATCH(818, HDMI_SWITCH, HDMI_SWITCH), MATCH(818, OTG_SWITCH, OTG_SWITCH), }; static_assert(ARRAY_SIZE(rk818_reg_matches) == RK818_NUM_REGULATORS); static int rk808_regulator_dt_parse(struct device *dev, struct of_regulator_match *matches, int nregulators) { struct device_node *np = dev->of_node; np = of_get_child_by_name(np, "regulators"); if (!np) return -ENOENT; return of_regulator_match(dev, np, matches, nregulators); } static int rk808_regulator_probe(struct device *dev) { struct rk808 *rk808 = dev->parent->priv; struct rk_regulator_cfg *regulators; struct of_regulator_match *matches; int ret, i, nregulators; switch (rk808->variant) { case RK805_ID: regulators = rk805_reg; matches = rk805_reg_matches; nregulators = RK805_NUM_REGULATORS; break; case RK808_ID: regulators = rk808_reg; matches = rk808_reg_matches; nregulators = RK809_NUM_REGULATORS; break; case RK809_ID: regulators = rk809_reg; matches = rk809_reg_matches; nregulators = RK809_NUM_REGULATORS; break; case RK817_ID: regulators = rk817_reg; matches = rk817_reg_matches; nregulators = RK817_NUM_REGULATORS; break; case RK818_ID: regulators = rk818_reg; matches = rk818_reg_matches; nregulators = RK818_NUM_REGULATORS; break; default: dev_err(dev, "unsupported RK8XX ID %lu\n", rk808->variant); return -EINVAL; } ret = rk808_regulator_dt_parse(&rk808->i2c->dev, matches, nregulators); if (ret < 0) return ret; /* Instantiate the regulators */ for (i = 0; i < nregulators; i++) { ret = rk808_regulator_register(rk808, i, &matches[i], ®ulators[i]); if (ret < 0) return ret; } return 0; } static struct driver rk808_regulator_driver = { .name = "rk808-regulator", .probe = rk808_regulator_probe, }; device_platform_driver(rk808_regulator_driver); MODULE_DESCRIPTION("regulator driver for the rk808 series PMICs"); MODULE_AUTHOR("Chris Zhong"); MODULE_AUTHOR("Zhang Qing"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:rk808-regulator");