| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Chen-Yu Tsai | 1601 | 26.95% | 12 | 25.00% |
| Olliver Schinagl | 1339 | 22.54% | 3 | 6.25% |
| Boris Brezillon | 1321 | 22.24% | 3 | 6.25% |
| Carlo Caione | 951 | 16.01% | 1 | 2.08% |
| Icenowy Zheng | 470 | 7.91% | 2 | 4.17% |
| Hans de Goede | 145 | 2.44% | 3 | 6.25% |
| Axel Lin | 32 | 0.54% | 5 | 10.42% |
| Gustavo A. R. Silva | 30 | 0.50% | 4 | 8.33% |
| Matti Vaittinen | 8 | 0.13% | 1 | 2.08% |
| Maxime Ripard | 8 | 0.13% | 2 | 4.17% |
| Pan Bian | 8 | 0.13% | 1 | 2.08% |
| Jernej Škrabec | 5 | 0.08% | 2 | 4.17% |
| Ian Campbell | 5 | 0.08% | 1 | 2.08% |
| Ondrej Jirman | 4 | 0.07% | 2 | 4.17% |
| Priit Laes | 4 | 0.07% | 1 | 2.08% |
| Bhumika Goyal | 4 | 0.07% | 1 | 2.08% |
| Vasily Khoruzhick | 3 | 0.05% | 1 | 2.08% |
| DingHua Ma | 1 | 0.02% | 1 | 2.08% |
| Colin Ian King | 1 | 0.02% | 1 | 2.08% |
| Rask Ingemann Lambertsen | 1 | 0.02% | 1 | 2.08% |
| Total | 5941 | 48 |
/* * AXP20x regulators driver. * * Copyright (C) 2013 Carlo Caione <carlo@caione.org> * * This file is subject to the terms and conditions of the GNU General * Public License. See the file "COPYING" in the main directory of this * archive for more details. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include <linux/bitops.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/init.h> #include <linux/mfd/axp20x.h> #include <linux/module.h> #include <linux/of.h> #include <linux/of_device.h> #include <linux/platform_device.h> #include <linux/regmap.h> #include <linux/regulator/driver.h> #include <linux/regulator/machine.h> #include <linux/regulator/of_regulator.h> #define AXP20X_GPIO0_FUNC_MASK GENMASK(3, 0) #define AXP20X_GPIO1_FUNC_MASK GENMASK(3, 0) #define AXP20X_IO_ENABLED 0x03 #define AXP20X_IO_DISABLED 0x07 #define AXP20X_WORKMODE_DCDC2_MASK BIT_MASK(2) #define AXP20X_WORKMODE_DCDC3_MASK BIT_MASK(1) #define AXP20X_FREQ_DCDC_MASK GENMASK(3, 0) #define AXP20X_VBUS_IPSOUT_MGMT_MASK BIT_MASK(2) #define AXP20X_DCDC2_V_OUT_MASK GENMASK(5, 0) #define AXP20X_DCDC3_V_OUT_MASK GENMASK(7, 0) #define AXP20X_LDO2_V_OUT_MASK GENMASK(7, 4) #define AXP20X_LDO3_V_OUT_MASK GENMASK(6, 0) #define AXP20X_LDO4_V_OUT_MASK GENMASK(3, 0) #define AXP20X_LDO5_V_OUT_MASK GENMASK(7, 4) #define AXP20X_PWR_OUT_EXTEN_MASK BIT_MASK(0) #define AXP20X_PWR_OUT_DCDC3_MASK BIT_MASK(1) #define AXP20X_PWR_OUT_LDO2_MASK BIT_MASK(2) #define AXP20X_PWR_OUT_LDO4_MASK BIT_MASK(3) #define AXP20X_PWR_OUT_DCDC2_MASK BIT_MASK(4) #define AXP20X_PWR_OUT_LDO3_MASK BIT_MASK(6) #define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE_MASK BIT_MASK(0) #define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE(x) \ ((x) << 0) #define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE_MASK BIT_MASK(1) #define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE(x) \ ((x) << 1) #define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN_MASK BIT_MASK(2) #define AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN BIT(2) #define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN_MASK BIT_MASK(3) #define AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN BIT(3) #define AXP20X_LDO4_V_OUT_1250mV_START 0x0 #define AXP20X_LDO4_V_OUT_1250mV_STEPS 0 #define AXP20X_LDO4_V_OUT_1250mV_END \ (AXP20X_LDO4_V_OUT_1250mV_START + AXP20X_LDO4_V_OUT_1250mV_STEPS) #define AXP20X_LDO4_V_OUT_1300mV_START 0x1 #define AXP20X_LDO4_V_OUT_1300mV_STEPS 7 #define AXP20X_LDO4_V_OUT_1300mV_END \ (AXP20X_LDO4_V_OUT_1300mV_START + AXP20X_LDO4_V_OUT_1300mV_STEPS) #define AXP20X_LDO4_V_OUT_2500mV_START 0x9 #define AXP20X_LDO4_V_OUT_2500mV_STEPS 0 #define AXP20X_LDO4_V_OUT_2500mV_END \ (AXP20X_LDO4_V_OUT_2500mV_START + AXP20X_LDO4_V_OUT_2500mV_STEPS) #define AXP20X_LDO4_V_OUT_2700mV_START 0xa #define AXP20X_LDO4_V_OUT_2700mV_STEPS 1 #define AXP20X_LDO4_V_OUT_2700mV_END \ (AXP20X_LDO4_V_OUT_2700mV_START + AXP20X_LDO4_V_OUT_2700mV_STEPS) #define AXP20X_LDO4_V_OUT_3000mV_START 0xc #define AXP20X_LDO4_V_OUT_3000mV_STEPS 3 #define AXP20X_LDO4_V_OUT_3000mV_END \ (AXP20X_LDO4_V_OUT_3000mV_START + AXP20X_LDO4_V_OUT_3000mV_STEPS) #define AXP20X_LDO4_V_OUT_NUM_VOLTAGES 16 #define AXP22X_IO_ENABLED 0x03 #define AXP22X_IO_DISABLED 0x04 #define AXP22X_WORKMODE_DCDCX_MASK(x) BIT_MASK(x) #define AXP22X_MISC_N_VBUSEN_FUNC BIT(4) #define AXP22X_DCDC1_V_OUT_MASK GENMASK(4, 0) #define AXP22X_DCDC2_V_OUT_MASK GENMASK(5, 0) #define AXP22X_DCDC3_V_OUT_MASK GENMASK(5, 0) #define AXP22X_DCDC4_V_OUT_MASK GENMASK(5, 0) #define AXP22X_DCDC5_V_OUT_MASK GENMASK(4, 0) #define AXP22X_DC5LDO_V_OUT_MASK GENMASK(2, 0) #define AXP22X_ALDO1_V_OUT_MASK GENMASK(4, 0) #define AXP22X_ALDO2_V_OUT_MASK GENMASK(4, 0) #define AXP22X_ALDO3_V_OUT_MASK GENMASK(4, 0) #define AXP22X_DLDO1_V_OUT_MASK GENMASK(4, 0) #define AXP22X_DLDO2_V_OUT_MASK GENMASK(4, 0) #define AXP22X_DLDO3_V_OUT_MASK GENMASK(4, 0) #define AXP22X_DLDO4_V_OUT_MASK GENMASK(4, 0) #define AXP22X_ELDO1_V_OUT_MASK GENMASK(4, 0) #define AXP22X_ELDO2_V_OUT_MASK GENMASK(4, 0) #define AXP22X_ELDO3_V_OUT_MASK GENMASK(4, 0) #define AXP22X_LDO_IO0_V_OUT_MASK GENMASK(4, 0) #define AXP22X_LDO_IO1_V_OUT_MASK GENMASK(4, 0) #define AXP22X_PWR_OUT_DC5LDO_MASK BIT_MASK(0) #define AXP22X_PWR_OUT_DCDC1_MASK BIT_MASK(1) #define AXP22X_PWR_OUT_DCDC2_MASK BIT_MASK(2) #define AXP22X_PWR_OUT_DCDC3_MASK BIT_MASK(3) #define AXP22X_PWR_OUT_DCDC4_MASK BIT_MASK(4) #define AXP22X_PWR_OUT_DCDC5_MASK BIT_MASK(5) #define AXP22X_PWR_OUT_ALDO1_MASK BIT_MASK(6) #define AXP22X_PWR_OUT_ALDO2_MASK BIT_MASK(7) #define AXP22X_PWR_OUT_SW_MASK BIT_MASK(6) #define AXP22X_PWR_OUT_DC1SW_MASK BIT_MASK(7) #define AXP22X_PWR_OUT_ELDO1_MASK BIT_MASK(0) #define AXP22X_PWR_OUT_ELDO2_MASK BIT_MASK(1) #define AXP22X_PWR_OUT_ELDO3_MASK BIT_MASK(2) #define AXP22X_PWR_OUT_DLDO1_MASK BIT_MASK(3) #define AXP22X_PWR_OUT_DLDO2_MASK BIT_MASK(4) #define AXP22X_PWR_OUT_DLDO3_MASK BIT_MASK(5) #define AXP22X_PWR_OUT_DLDO4_MASK BIT_MASK(6) #define AXP22X_PWR_OUT_ALDO3_MASK BIT_MASK(7) #define AXP803_PWR_OUT_DCDC1_MASK BIT_MASK(0) #define AXP803_PWR_OUT_DCDC2_MASK BIT_MASK(1) #define AXP803_PWR_OUT_DCDC3_MASK BIT_MASK(2) #define AXP803_PWR_OUT_DCDC4_MASK BIT_MASK(3) #define AXP803_PWR_OUT_DCDC5_MASK BIT_MASK(4) #define AXP803_PWR_OUT_DCDC6_MASK BIT_MASK(5) #define AXP803_PWR_OUT_FLDO1_MASK BIT_MASK(2) #define AXP803_PWR_OUT_FLDO2_MASK BIT_MASK(3) #define AXP803_DCDC1_V_OUT_MASK GENMASK(4, 0) #define AXP803_DCDC2_V_OUT_MASK GENMASK(6, 0) #define AXP803_DCDC3_V_OUT_MASK GENMASK(6, 0) #define AXP803_DCDC4_V_OUT_MASK GENMASK(6, 0) #define AXP803_DCDC5_V_OUT_MASK GENMASK(6, 0) #define AXP803_DCDC6_V_OUT_MASK GENMASK(6, 0) #define AXP803_FLDO1_V_OUT_MASK GENMASK(3, 0) #define AXP803_FLDO2_V_OUT_MASK GENMASK(3, 0) #define AXP803_DCDC23_POLYPHASE_DUAL BIT(6) #define AXP803_DCDC56_POLYPHASE_DUAL BIT(5) #define AXP803_DCDC234_500mV_START 0x00 #define AXP803_DCDC234_500mV_STEPS 70 #define AXP803_DCDC234_500mV_END \ (AXP803_DCDC234_500mV_START + AXP803_DCDC234_500mV_STEPS) #define AXP803_DCDC234_1220mV_START 0x47 #define AXP803_DCDC234_1220mV_STEPS 4 #define AXP803_DCDC234_1220mV_END \ (AXP803_DCDC234_1220mV_START + AXP803_DCDC234_1220mV_STEPS) #define AXP803_DCDC234_NUM_VOLTAGES 76 #define AXP803_DCDC5_800mV_START 0x00 #define AXP803_DCDC5_800mV_STEPS 32 #define AXP803_DCDC5_800mV_END \ (AXP803_DCDC5_800mV_START + AXP803_DCDC5_800mV_STEPS) #define AXP803_DCDC5_1140mV_START 0x21 #define AXP803_DCDC5_1140mV_STEPS 35 #define AXP803_DCDC5_1140mV_END \ (AXP803_DCDC5_1140mV_START + AXP803_DCDC5_1140mV_STEPS) #define AXP803_DCDC5_NUM_VOLTAGES 69 #define AXP803_DCDC6_600mV_START 0x00 #define AXP803_DCDC6_600mV_STEPS 50 #define AXP803_DCDC6_600mV_END \ (AXP803_DCDC6_600mV_START + AXP803_DCDC6_600mV_STEPS) #define AXP803_DCDC6_1120mV_START 0x33 #define AXP803_DCDC6_1120mV_STEPS 20 #define AXP803_DCDC6_1120mV_END \ (AXP803_DCDC6_1120mV_START + AXP803_DCDC6_1120mV_STEPS) #define AXP803_DCDC6_NUM_VOLTAGES 72 #define AXP803_DLDO2_700mV_START 0x00 #define AXP803_DLDO2_700mV_STEPS 26 #define AXP803_DLDO2_700mV_END \ (AXP803_DLDO2_700mV_START + AXP803_DLDO2_700mV_STEPS) #define AXP803_DLDO2_3400mV_START 0x1b #define AXP803_DLDO2_3400mV_STEPS 4 #define AXP803_DLDO2_3400mV_END \ (AXP803_DLDO2_3400mV_START + AXP803_DLDO2_3400mV_STEPS) #define AXP803_DLDO2_NUM_VOLTAGES 32 #define AXP806_DCDCA_V_CTRL_MASK GENMASK(6, 0) #define AXP806_DCDCB_V_CTRL_MASK GENMASK(4, 0) #define AXP806_DCDCC_V_CTRL_MASK GENMASK(6, 0) #define AXP806_DCDCD_V_CTRL_MASK GENMASK(5, 0) #define AXP806_DCDCE_V_CTRL_MASK GENMASK(4, 0) #define AXP806_ALDO1_V_CTRL_MASK GENMASK(4, 0) #define AXP806_ALDO2_V_CTRL_MASK GENMASK(4, 0) #define AXP806_ALDO3_V_CTRL_MASK GENMASK(4, 0) #define AXP806_BLDO1_V_CTRL_MASK GENMASK(3, 0) #define AXP806_BLDO2_V_CTRL_MASK GENMASK(3, 0) #define AXP806_BLDO3_V_CTRL_MASK GENMASK(3, 0) #define AXP806_BLDO4_V_CTRL_MASK GENMASK(3, 0) #define AXP806_CLDO1_V_CTRL_MASK GENMASK(4, 0) #define AXP806_CLDO2_V_CTRL_MASK GENMASK(4, 0) #define AXP806_CLDO3_V_CTRL_MASK GENMASK(4, 0) #define AXP806_PWR_OUT_DCDCA_MASK BIT_MASK(0) #define AXP806_PWR_OUT_DCDCB_MASK BIT_MASK(1) #define AXP806_PWR_OUT_DCDCC_MASK BIT_MASK(2) #define AXP806_PWR_OUT_DCDCD_MASK BIT_MASK(3) #define AXP806_PWR_OUT_DCDCE_MASK BIT_MASK(4) #define AXP806_PWR_OUT_ALDO1_MASK BIT_MASK(5) #define AXP806_PWR_OUT_ALDO2_MASK BIT_MASK(6) #define AXP806_PWR_OUT_ALDO3_MASK BIT_MASK(7) #define AXP806_PWR_OUT_BLDO1_MASK BIT_MASK(0) #define AXP806_PWR_OUT_BLDO2_MASK BIT_MASK(1) #define AXP806_PWR_OUT_BLDO3_MASK BIT_MASK(2) #define AXP806_PWR_OUT_BLDO4_MASK BIT_MASK(3) #define AXP806_PWR_OUT_CLDO1_MASK BIT_MASK(4) #define AXP806_PWR_OUT_CLDO2_MASK BIT_MASK(5) #define AXP806_PWR_OUT_CLDO3_MASK BIT_MASK(6) #define AXP806_PWR_OUT_SW_MASK BIT_MASK(7) #define AXP806_DCDCAB_POLYPHASE_DUAL 0x40 #define AXP806_DCDCABC_POLYPHASE_TRI 0x80 #define AXP806_DCDCABC_POLYPHASE_MASK GENMASK(7, 6) #define AXP806_DCDCDE_POLYPHASE_DUAL BIT(5) #define AXP806_DCDCA_600mV_START 0x00 #define AXP806_DCDCA_600mV_STEPS 50 #define AXP806_DCDCA_600mV_END \ (AXP806_DCDCA_600mV_START + AXP806_DCDCA_600mV_STEPS) #define AXP806_DCDCA_1120mV_START 0x33 #define AXP806_DCDCA_1120mV_STEPS 20 #define AXP806_DCDCA_1120mV_END \ (AXP806_DCDCA_1120mV_START + AXP806_DCDCA_1120mV_STEPS) #define AXP806_DCDCA_NUM_VOLTAGES 72 #define AXP806_DCDCD_600mV_START 0x00 #define AXP806_DCDCD_600mV_STEPS 45 #define AXP806_DCDCD_600mV_END \ (AXP806_DCDCD_600mV_START + AXP806_DCDCD_600mV_STEPS) #define AXP806_DCDCD_1600mV_START 0x2e #define AXP806_DCDCD_1600mV_STEPS 17 #define AXP806_DCDCD_1600mV_END \ (AXP806_DCDCD_1600mV_START + AXP806_DCDCD_1600mV_STEPS) #define AXP806_DCDCD_NUM_VOLTAGES 64 #define AXP809_DCDC4_600mV_START 0x00 #define AXP809_DCDC4_600mV_STEPS 47 #define AXP809_DCDC4_600mV_END \ (AXP809_DCDC4_600mV_START + AXP809_DCDC4_600mV_STEPS) #define AXP809_DCDC4_1800mV_START 0x30 #define AXP809_DCDC4_1800mV_STEPS 8 #define AXP809_DCDC4_1800mV_END \ (AXP809_DCDC4_1800mV_START + AXP809_DCDC4_1800mV_STEPS) #define AXP809_DCDC4_NUM_VOLTAGES 57 #define AXP813_DCDC7_V_OUT_MASK GENMASK(6, 0) #define AXP813_PWR_OUT_DCDC7_MASK BIT_MASK(6) #define AXP_DESC_IO(_family, _id, _match, _supply, _min, _max, _step, _vreg, \ _vmask, _ereg, _emask, _enable_val, _disable_val) \ [_family##_##_id] = { \ .name = (_match), \ .supply_name = (_supply), \ .of_match = of_match_ptr(_match), \ .regulators_node = of_match_ptr("regulators"), \ .type = REGULATOR_VOLTAGE, \ .id = _family##_##_id, \ .n_voltages = (((_max) - (_min)) / (_step) + 1), \ .owner = THIS_MODULE, \ .min_uV = (_min) * 1000, \ .uV_step = (_step) * 1000, \ .vsel_reg = (_vreg), \ .vsel_mask = (_vmask), \ .enable_reg = (_ereg), \ .enable_mask = (_emask), \ .enable_val = (_enable_val), \ .disable_val = (_disable_val), \ .ops = &axp20x_ops, \ } #define AXP_DESC(_family, _id, _match, _supply, _min, _max, _step, _vreg, \ _vmask, _ereg, _emask) \ [_family##_##_id] = { \ .name = (_match), \ .supply_name = (_supply), \ .of_match = of_match_ptr(_match), \ .regulators_node = of_match_ptr("regulators"), \ .type = REGULATOR_VOLTAGE, \ .id = _family##_##_id, \ .n_voltages = (((_max) - (_min)) / (_step) + 1), \ .owner = THIS_MODULE, \ .min_uV = (_min) * 1000, \ .uV_step = (_step) * 1000, \ .vsel_reg = (_vreg), \ .vsel_mask = (_vmask), \ .enable_reg = (_ereg), \ .enable_mask = (_emask), \ .ops = &axp20x_ops, \ } #define AXP_DESC_SW(_family, _id, _match, _supply, _ereg, _emask) \ [_family##_##_id] = { \ .name = (_match), \ .supply_name = (_supply), \ .of_match = of_match_ptr(_match), \ .regulators_node = of_match_ptr("regulators"), \ .type = REGULATOR_VOLTAGE, \ .id = _family##_##_id, \ .owner = THIS_MODULE, \ .enable_reg = (_ereg), \ .enable_mask = (_emask), \ .ops = &axp20x_ops_sw, \ } #define AXP_DESC_FIXED(_family, _id, _match, _supply, _volt) \ [_family##_##_id] = { \ .name = (_match), \ .supply_name = (_supply), \ .of_match = of_match_ptr(_match), \ .regulators_node = of_match_ptr("regulators"), \ .type = REGULATOR_VOLTAGE, \ .id = _family##_##_id, \ .n_voltages = 1, \ .owner = THIS_MODULE, \ .min_uV = (_volt) * 1000, \ .ops = &axp20x_ops_fixed \ } #define AXP_DESC_RANGES(_family, _id, _match, _supply, _ranges, _n_voltages, \ _vreg, _vmask, _ereg, _emask) \ [_family##_##_id] = { \ .name = (_match), \ .supply_name = (_supply), \ .of_match = of_match_ptr(_match), \ .regulators_node = of_match_ptr("regulators"), \ .type = REGULATOR_VOLTAGE, \ .id = _family##_##_id, \ .n_voltages = (_n_voltages), \ .owner = THIS_MODULE, \ .vsel_reg = (_vreg), \ .vsel_mask = (_vmask), \ .enable_reg = (_ereg), \ .enable_mask = (_emask), \ .linear_ranges = (_ranges), \ .n_linear_ranges = ARRAY_SIZE(_ranges), \ .ops = &axp20x_ops_range, \ } static const int axp209_dcdc2_ldo3_slew_rates[] = { 1600, 800, }; static int axp20x_set_ramp_delay(struct regulator_dev *rdev, int ramp) { struct axp20x_dev *axp20x = rdev_get_drvdata(rdev); int id = rdev_get_id(rdev); u8 reg, mask, enable, cfg = 0xff; const int *slew_rates; int rate_count = 0; switch (axp20x->variant) { case AXP209_ID: if (id == AXP20X_DCDC2) { slew_rates = axp209_dcdc2_ldo3_slew_rates; rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates); reg = AXP20X_DCDC2_LDO3_V_RAMP; mask = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE_MASK | AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN_MASK; enable = (ramp > 0) ? AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_EN : 0; break; } if (id == AXP20X_LDO3) { slew_rates = axp209_dcdc2_ldo3_slew_rates; rate_count = ARRAY_SIZE(axp209_dcdc2_ldo3_slew_rates); reg = AXP20X_DCDC2_LDO3_V_RAMP; mask = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE_MASK | AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN_MASK; enable = (ramp > 0) ? AXP20X_DCDC2_LDO3_V_RAMP_LDO3_EN : 0; break; } if (rate_count > 0) break; fallthrough; default: /* Not supported for this regulator */ return -ENOTSUPP; } if (ramp == 0) { cfg = enable; } else { int i; for (i = 0; i < rate_count; i++) { if (ramp > slew_rates[i]) break; if (id == AXP20X_DCDC2) cfg = AXP20X_DCDC2_LDO3_V_RAMP_DCDC2_RATE(i); else cfg = AXP20X_DCDC2_LDO3_V_RAMP_LDO3_RATE(i); } if (cfg == 0xff) { dev_err(axp20x->dev, "unsupported ramp value %d", ramp); return -EINVAL; } cfg |= enable; } return regmap_update_bits(axp20x->regmap, reg, mask, cfg); } static int axp20x_regulator_enable_regmap(struct regulator_dev *rdev) { struct axp20x_dev *axp20x = rdev_get_drvdata(rdev); int id = rdev_get_id(rdev); switch (axp20x->variant) { case AXP209_ID: if ((id == AXP20X_LDO3) && rdev->constraints && rdev->constraints->soft_start) { int v_out; int ret; /* * On some boards, the LDO3 can be overloaded when * turning on, causing the entire PMIC to shutdown * without warning. Turning it on at the minimal voltage * and then setting the voltage to the requested value * works reliably. */ if (regulator_is_enabled_regmap(rdev)) break; v_out = regulator_get_voltage_sel_regmap(rdev); if (v_out < 0) return v_out; if (v_out == 0) break; ret = regulator_set_voltage_sel_regmap(rdev, 0x00); /* * A small pause is needed between * setting the voltage and enabling the LDO to give the * internal state machine time to process the request. */ usleep_range(1000, 5000); ret |= regulator_enable_regmap(rdev); ret |= regulator_set_voltage_sel_regmap(rdev, v_out); return ret; } break; default: /* No quirks */ break; } return regulator_enable_regmap(rdev); }; static const struct regulator_ops axp20x_ops_fixed = { .list_voltage = regulator_list_voltage_linear, }; static const struct regulator_ops axp20x_ops_range = { .set_voltage_sel = regulator_set_voltage_sel_regmap, .get_voltage_sel = regulator_get_voltage_sel_regmap, .list_voltage = regulator_list_voltage_linear_range, .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = regulator_is_enabled_regmap, }; static const struct regulator_ops axp20x_ops = { .set_voltage_sel = regulator_set_voltage_sel_regmap, .get_voltage_sel = regulator_get_voltage_sel_regmap, .list_voltage = regulator_list_voltage_linear, .enable = axp20x_regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = regulator_is_enabled_regmap, .set_ramp_delay = axp20x_set_ramp_delay, }; static const struct regulator_ops axp20x_ops_sw = { .enable = regulator_enable_regmap, .disable = regulator_disable_regmap, .is_enabled = regulator_is_enabled_regmap, }; static const struct linear_range axp20x_ldo4_ranges[] = { REGULATOR_LINEAR_RANGE(1250000, AXP20X_LDO4_V_OUT_1250mV_START, AXP20X_LDO4_V_OUT_1250mV_END, 0), REGULATOR_LINEAR_RANGE(1300000, AXP20X_LDO4_V_OUT_1300mV_START, AXP20X_LDO4_V_OUT_1300mV_END, 100000), REGULATOR_LINEAR_RANGE(2500000, AXP20X_LDO4_V_OUT_2500mV_START, AXP20X_LDO4_V_OUT_2500mV_END, 0), REGULATOR_LINEAR_RANGE(2700000, AXP20X_LDO4_V_OUT_2700mV_START, AXP20X_LDO4_V_OUT_2700mV_END, 100000), REGULATOR_LINEAR_RANGE(3000000, AXP20X_LDO4_V_OUT_3000mV_START, AXP20X_LDO4_V_OUT_3000mV_END, 100000), }; static const struct regulator_desc axp20x_regulators[] = { AXP_DESC(AXP20X, DCDC2, "dcdc2", "vin2", 700, 2275, 25, AXP20X_DCDC2_V_OUT, AXP20X_DCDC2_V_OUT_MASK, AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC2_MASK), AXP_DESC(AXP20X, DCDC3, "dcdc3", "vin3", 700, 3500, 25, AXP20X_DCDC3_V_OUT, AXP20X_DCDC3_V_OUT_MASK, AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_DCDC3_MASK), AXP_DESC_FIXED(AXP20X, LDO1, "ldo1", "acin", 1300), AXP_DESC(AXP20X, LDO2, "ldo2", "ldo24in", 1800, 3300, 100, AXP20X_LDO24_V_OUT, AXP20X_LDO2_V_OUT_MASK, AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO2_MASK), AXP_DESC(AXP20X, LDO3, "ldo3", "ldo3in", 700, 3500, 25, AXP20X_LDO3_V_OUT, AXP20X_LDO3_V_OUT_MASK, AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO3_MASK), AXP_DESC_RANGES(AXP20X, LDO4, "ldo4", "ldo24in", axp20x_ldo4_ranges, AXP20X_LDO4_V_OUT_NUM_VOLTAGES, AXP20X_LDO24_V_OUT, AXP20X_LDO4_V_OUT_MASK, AXP20X_PWR_OUT_CTRL, AXP20X_PWR_OUT_LDO4_MASK), AXP_DESC_IO(AXP20X, LDO5, "ldo5", "ldo5in", 1800, 3300, 100, AXP20X_LDO5_V_OUT, AXP20X_LDO5_V_OUT_MASK, AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK, AXP20X_IO_ENABLED, AXP20X_IO_DISABLED), }; static const struct regulator_desc axp22x_regulators[] = { AXP_DESC(AXP22X, DCDC1, "dcdc1", "vin1", 1600, 3400, 100, AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK), AXP_DESC(AXP22X, DCDC2, "dcdc2", "vin2", 600, 1540, 20, AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK), AXP_DESC(AXP22X, DCDC3, "dcdc3", "vin3", 600, 1860, 20, AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK), AXP_DESC(AXP22X, DCDC4, "dcdc4", "vin4", 600, 1540, 20, AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK), AXP_DESC(AXP22X, DCDC5, "dcdc5", "vin5", 1000, 2550, 50, AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK), /* secondary switchable output of DCDC1 */ AXP_DESC_SW(AXP22X, DC1SW, "dc1sw", NULL, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK), /* LDO regulator internally chained to DCDC5 */ AXP_DESC(AXP22X, DC5LDO, "dc5ldo", NULL, 700, 1400, 100, AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK), AXP_DESC(AXP22X, ALDO1, "aldo1", "aldoin", 700, 3300, 100, AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK), AXP_DESC(AXP22X, ALDO2, "aldo2", "aldoin", 700, 3300, 100, AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK), AXP_DESC(AXP22X, ALDO3, "aldo3", "aldoin", 700, 3300, 100, AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL3, AXP22X_PWR_OUT_ALDO3_MASK), AXP_DESC(AXP22X, DLDO1, "dldo1", "dldoin", 700, 3300, 100, AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK), AXP_DESC(AXP22X, DLDO2, "dldo2", "dldoin", 700, 3300, 100, AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK), AXP_DESC(AXP22X, DLDO3, "dldo3", "dldoin", 700, 3300, 100, AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK), AXP_DESC(AXP22X, DLDO4, "dldo4", "dldoin", 700, 3300, 100, AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK), AXP_DESC(AXP22X, ELDO1, "eldo1", "eldoin", 700, 3300, 100, AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK), AXP_DESC(AXP22X, ELDO2, "eldo2", "eldoin", 700, 3300, 100, AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK), AXP_DESC(AXP22X, ELDO3, "eldo3", "eldoin", 700, 3300, 100, AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK), /* Note the datasheet only guarantees reliable operation up to * 3.3V, this needs to be enforced via dts provided constraints */ AXP_DESC_IO(AXP22X, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100, AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK, AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK, AXP22X_IO_ENABLED, AXP22X_IO_DISABLED), /* Note the datasheet only guarantees reliable operation up to * 3.3V, this needs to be enforced via dts provided constraints */ AXP_DESC_IO(AXP22X, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100, AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK, AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK, AXP22X_IO_ENABLED, AXP22X_IO_DISABLED), AXP_DESC_FIXED(AXP22X, RTC_LDO, "rtc_ldo", "ips", 3000), }; static const struct regulator_desc axp22x_drivevbus_regulator = { .name = "drivevbus", .supply_name = "drivevbus", .of_match = of_match_ptr("drivevbus"), .regulators_node = of_match_ptr("regulators"), .type = REGULATOR_VOLTAGE, .owner = THIS_MODULE, .enable_reg = AXP20X_VBUS_IPSOUT_MGMT, .enable_mask = AXP20X_VBUS_IPSOUT_MGMT_MASK, .ops = &axp20x_ops_sw, }; /* DCDC ranges shared with AXP813 */ static const struct linear_range axp803_dcdc234_ranges[] = { REGULATOR_LINEAR_RANGE(500000, AXP803_DCDC234_500mV_START, AXP803_DCDC234_500mV_END, 10000), REGULATOR_LINEAR_RANGE(1220000, AXP803_DCDC234_1220mV_START, AXP803_DCDC234_1220mV_END, 20000), }; static const struct linear_range axp803_dcdc5_ranges[] = { REGULATOR_LINEAR_RANGE(800000, AXP803_DCDC5_800mV_START, AXP803_DCDC5_800mV_END, 10000), REGULATOR_LINEAR_RANGE(1140000, AXP803_DCDC5_1140mV_START, AXP803_DCDC5_1140mV_END, 20000), }; static const struct linear_range axp803_dcdc6_ranges[] = { REGULATOR_LINEAR_RANGE(600000, AXP803_DCDC6_600mV_START, AXP803_DCDC6_600mV_END, 10000), REGULATOR_LINEAR_RANGE(1120000, AXP803_DCDC6_1120mV_START, AXP803_DCDC6_1120mV_END, 20000), }; /* AXP806's CLDO2 and AXP809's DLDO1 share the same range */ static const struct linear_range axp803_dldo2_ranges[] = { REGULATOR_LINEAR_RANGE(700000, AXP803_DLDO2_700mV_START, AXP803_DLDO2_700mV_END, 100000), REGULATOR_LINEAR_RANGE(3400000, AXP803_DLDO2_3400mV_START, AXP803_DLDO2_3400mV_END, 200000), }; static const struct regulator_desc axp803_regulators[] = { AXP_DESC(AXP803, DCDC1, "dcdc1", "vin1", 1600, 3400, 100, AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK), AXP_DESC_RANGES(AXP803, DCDC2, "dcdc2", "vin2", axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES, AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK), AXP_DESC_RANGES(AXP803, DCDC3, "dcdc3", "vin3", axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES, AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK), AXP_DESC_RANGES(AXP803, DCDC4, "dcdc4", "vin4", axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES, AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK), AXP_DESC_RANGES(AXP803, DCDC5, "dcdc5", "vin5", axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES, AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK), AXP_DESC_RANGES(AXP803, DCDC6, "dcdc6", "vin6", axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES, AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK), /* secondary switchable output of DCDC1 */ AXP_DESC_SW(AXP803, DC1SW, "dc1sw", NULL, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK), AXP_DESC(AXP803, ALDO1, "aldo1", "aldoin", 700, 3300, 100, AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK), AXP_DESC(AXP803, ALDO2, "aldo2", "aldoin", 700, 3300, 100, AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK), AXP_DESC(AXP803, ALDO3, "aldo3", "aldoin", 700, 3300, 100, AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK), AXP_DESC(AXP803, DLDO1, "dldo1", "dldoin", 700, 3300, 100, AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK), AXP_DESC_RANGES(AXP803, DLDO2, "dldo2", "dldoin", axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES, AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK), AXP_DESC(AXP803, DLDO3, "dldo3", "dldoin", 700, 3300, 100, AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK), AXP_DESC(AXP803, DLDO4, "dldo4", "dldoin", 700, 3300, 100, AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK), AXP_DESC(AXP803, ELDO1, "eldo1", "eldoin", 700, 1900, 50, AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK), AXP_DESC(AXP803, ELDO2, "eldo2", "eldoin", 700, 1900, 50, AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK), AXP_DESC(AXP803, ELDO3, "eldo3", "eldoin", 700, 1900, 50, AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK), AXP_DESC(AXP803, FLDO1, "fldo1", "fldoin", 700, 1450, 50, AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK), AXP_DESC(AXP803, FLDO2, "fldo2", "fldoin", 700, 1450, 50, AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK), AXP_DESC_IO(AXP803, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100, AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK, AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK, AXP22X_IO_ENABLED, AXP22X_IO_DISABLED), AXP_DESC_IO(AXP803, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100, AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK, AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK, AXP22X_IO_ENABLED, AXP22X_IO_DISABLED), AXP_DESC_FIXED(AXP803, RTC_LDO, "rtc-ldo", "ips", 3000), }; static const struct linear_range axp806_dcdca_ranges[] = { REGULATOR_LINEAR_RANGE(600000, AXP806_DCDCA_600mV_START, AXP806_DCDCA_600mV_END, 10000), REGULATOR_LINEAR_RANGE(1120000, AXP806_DCDCA_1120mV_START, AXP806_DCDCA_1120mV_END, 20000), }; static const struct linear_range axp806_dcdcd_ranges[] = { REGULATOR_LINEAR_RANGE(600000, AXP806_DCDCD_600mV_START, AXP806_DCDCD_600mV_END, 20000), REGULATOR_LINEAR_RANGE(1600000, AXP806_DCDCD_1600mV_START, AXP806_DCDCD_1600mV_END, 100000), }; static const struct regulator_desc axp806_regulators[] = { AXP_DESC_RANGES(AXP806, DCDCA, "dcdca", "vina", axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES, AXP806_DCDCA_V_CTRL, AXP806_DCDCA_V_CTRL_MASK, AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCA_MASK), AXP_DESC(AXP806, DCDCB, "dcdcb", "vinb", 1000, 2550, 50, AXP806_DCDCB_V_CTRL, AXP806_DCDCB_V_CTRL_MASK, AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCB_MASK), AXP_DESC_RANGES(AXP806, DCDCC, "dcdcc", "vinc", axp806_dcdca_ranges, AXP806_DCDCA_NUM_VOLTAGES, AXP806_DCDCC_V_CTRL, AXP806_DCDCC_V_CTRL_MASK, AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCC_MASK), AXP_DESC_RANGES(AXP806, DCDCD, "dcdcd", "vind", axp806_dcdcd_ranges, AXP806_DCDCD_NUM_VOLTAGES, AXP806_DCDCD_V_CTRL, AXP806_DCDCD_V_CTRL_MASK, AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCD_MASK), AXP_DESC(AXP806, DCDCE, "dcdce", "vine", 1100, 3400, 100, AXP806_DCDCE_V_CTRL, AXP806_DCDCE_V_CTRL_MASK, AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_DCDCE_MASK), AXP_DESC(AXP806, ALDO1, "aldo1", "aldoin", 700, 3300, 100, AXP806_ALDO1_V_CTRL, AXP806_ALDO1_V_CTRL_MASK, AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO1_MASK), AXP_DESC(AXP806, ALDO2, "aldo2", "aldoin", 700, 3400, 100, AXP806_ALDO2_V_CTRL, AXP806_ALDO2_V_CTRL_MASK, AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO2_MASK), AXP_DESC(AXP806, ALDO3, "aldo3", "aldoin", 700, 3300, 100, AXP806_ALDO3_V_CTRL, AXP806_ALDO3_V_CTRL_MASK, AXP806_PWR_OUT_CTRL1, AXP806_PWR_OUT_ALDO3_MASK), AXP_DESC(AXP806, BLDO1, "bldo1", "bldoin", 700, 1900, 100, AXP806_BLDO1_V_CTRL, AXP806_BLDO1_V_CTRL_MASK, AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO1_MASK), AXP_DESC(AXP806, BLDO2, "bldo2", "bldoin", 700, 1900, 100, AXP806_BLDO2_V_CTRL, AXP806_BLDO2_V_CTRL_MASK, AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO2_MASK), AXP_DESC(AXP806, BLDO3, "bldo3", "bldoin", 700, 1900, 100, AXP806_BLDO3_V_CTRL, AXP806_BLDO3_V_CTRL_MASK, AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO3_MASK), AXP_DESC(AXP806, BLDO4, "bldo4", "bldoin", 700, 1900, 100, AXP806_BLDO4_V_CTRL, AXP806_BLDO4_V_CTRL_MASK, AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_BLDO4_MASK), AXP_DESC(AXP806, CLDO1, "cldo1", "cldoin", 700, 3300, 100, AXP806_CLDO1_V_CTRL, AXP806_CLDO1_V_CTRL_MASK, AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO1_MASK), AXP_DESC_RANGES(AXP806, CLDO2, "cldo2", "cldoin", axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES, AXP806_CLDO2_V_CTRL, AXP806_CLDO2_V_CTRL_MASK, AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO2_MASK), AXP_DESC(AXP806, CLDO3, "cldo3", "cldoin", 700, 3300, 100, AXP806_CLDO3_V_CTRL, AXP806_CLDO3_V_CTRL_MASK, AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_CLDO3_MASK), AXP_DESC_SW(AXP806, SW, "sw", "swin", AXP806_PWR_OUT_CTRL2, AXP806_PWR_OUT_SW_MASK), }; static const struct linear_range axp809_dcdc4_ranges[] = { REGULATOR_LINEAR_RANGE(600000, AXP809_DCDC4_600mV_START, AXP809_DCDC4_600mV_END, 20000), REGULATOR_LINEAR_RANGE(1800000, AXP809_DCDC4_1800mV_START, AXP809_DCDC4_1800mV_END, 100000), }; static const struct regulator_desc axp809_regulators[] = { AXP_DESC(AXP809, DCDC1, "dcdc1", "vin1", 1600, 3400, 100, AXP22X_DCDC1_V_OUT, AXP22X_DCDC1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC1_MASK), AXP_DESC(AXP809, DCDC2, "dcdc2", "vin2", 600, 1540, 20, AXP22X_DCDC2_V_OUT, AXP22X_DCDC2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC2_MASK), AXP_DESC(AXP809, DCDC3, "dcdc3", "vin3", 600, 1860, 20, AXP22X_DCDC3_V_OUT, AXP22X_DCDC3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC3_MASK), AXP_DESC_RANGES(AXP809, DCDC4, "dcdc4", "vin4", axp809_dcdc4_ranges, AXP809_DCDC4_NUM_VOLTAGES, AXP22X_DCDC4_V_OUT, AXP22X_DCDC4_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC4_MASK), AXP_DESC(AXP809, DCDC5, "dcdc5", "vin5", 1000, 2550, 50, AXP22X_DCDC5_V_OUT, AXP22X_DCDC5_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DCDC5_MASK), /* secondary switchable output of DCDC1 */ AXP_DESC_SW(AXP809, DC1SW, "dc1sw", NULL, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK), /* LDO regulator internally chained to DCDC5 */ AXP_DESC(AXP809, DC5LDO, "dc5ldo", NULL, 700, 1400, 100, AXP22X_DC5LDO_V_OUT, AXP22X_DC5LDO_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_DC5LDO_MASK), AXP_DESC(AXP809, ALDO1, "aldo1", "aldoin", 700, 3300, 100, AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO1_MASK), AXP_DESC(AXP809, ALDO2, "aldo2", "aldoin", 700, 3300, 100, AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP22X_PWR_OUT_ALDO2_MASK), AXP_DESC(AXP809, ALDO3, "aldo3", "aldoin", 700, 3300, 100, AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ALDO3_MASK), AXP_DESC_RANGES(AXP809, DLDO1, "dldo1", "dldoin", axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES, AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK), AXP_DESC(AXP809, DLDO2, "dldo2", "dldoin", 700, 3300, 100, AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK), AXP_DESC(AXP809, ELDO1, "eldo1", "eldoin", 700, 3300, 100, AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK), AXP_DESC(AXP809, ELDO2, "eldo2", "eldoin", 700, 3300, 100, AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK), AXP_DESC(AXP809, ELDO3, "eldo3", "eldoin", 700, 3300, 100, AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK), /* * Note the datasheet only guarantees reliable operation up to * 3.3V, this needs to be enforced via dts provided constraints */ AXP_DESC_IO(AXP809, LDO_IO0, "ldo_io0", "ips", 700, 3800, 100, AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK, AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK, AXP22X_IO_ENABLED, AXP22X_IO_DISABLED), /* * Note the datasheet only guarantees reliable operation up to * 3.3V, this needs to be enforced via dts provided constraints */ AXP_DESC_IO(AXP809, LDO_IO1, "ldo_io1", "ips", 700, 3800, 100, AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK, AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK, AXP22X_IO_ENABLED, AXP22X_IO_DISABLED), AXP_DESC_FIXED(AXP809, RTC_LDO, "rtc_ldo", "ips", 1800), AXP_DESC_SW(AXP809, SW, "sw", "swin", AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_SW_MASK), }; static const struct regulator_desc axp813_regulators[] = { AXP_DESC(AXP813, DCDC1, "dcdc1", "vin1", 1600, 3400, 100, AXP803_DCDC1_V_OUT, AXP803_DCDC1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC1_MASK), AXP_DESC_RANGES(AXP813, DCDC2, "dcdc2", "vin2", axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES, AXP803_DCDC2_V_OUT, AXP803_DCDC2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC2_MASK), AXP_DESC_RANGES(AXP813, DCDC3, "dcdc3", "vin3", axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES, AXP803_DCDC3_V_OUT, AXP803_DCDC3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC3_MASK), AXP_DESC_RANGES(AXP813, DCDC4, "dcdc4", "vin4", axp803_dcdc234_ranges, AXP803_DCDC234_NUM_VOLTAGES, AXP803_DCDC4_V_OUT, AXP803_DCDC4_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC4_MASK), AXP_DESC_RANGES(AXP813, DCDC5, "dcdc5", "vin5", axp803_dcdc5_ranges, AXP803_DCDC5_NUM_VOLTAGES, AXP803_DCDC5_V_OUT, AXP803_DCDC5_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC5_MASK), AXP_DESC_RANGES(AXP813, DCDC6, "dcdc6", "vin6", axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES, AXP803_DCDC6_V_OUT, AXP803_DCDC6_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP803_PWR_OUT_DCDC6_MASK), AXP_DESC_RANGES(AXP813, DCDC7, "dcdc7", "vin7", axp803_dcdc6_ranges, AXP803_DCDC6_NUM_VOLTAGES, AXP813_DCDC7_V_OUT, AXP813_DCDC7_V_OUT_MASK, AXP22X_PWR_OUT_CTRL1, AXP813_PWR_OUT_DCDC7_MASK), AXP_DESC(AXP813, ALDO1, "aldo1", "aldoin", 700, 3300, 100, AXP22X_ALDO1_V_OUT, AXP22X_ALDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO1_MASK), AXP_DESC(AXP813, ALDO2, "aldo2", "aldoin", 700, 3300, 100, AXP22X_ALDO2_V_OUT, AXP22X_ALDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO2_MASK), AXP_DESC(AXP813, ALDO3, "aldo3", "aldoin", 700, 3300, 100, AXP22X_ALDO3_V_OUT, AXP22X_ALDO3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL3, AXP806_PWR_OUT_ALDO3_MASK), AXP_DESC(AXP813, DLDO1, "dldo1", "dldoin", 700, 3300, 100, AXP22X_DLDO1_V_OUT, AXP22X_DLDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO1_MASK), AXP_DESC_RANGES(AXP813, DLDO2, "dldo2", "dldoin", axp803_dldo2_ranges, AXP803_DLDO2_NUM_VOLTAGES, AXP22X_DLDO2_V_OUT, AXP22X_DLDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO2_MASK), AXP_DESC(AXP813, DLDO3, "dldo3", "dldoin", 700, 3300, 100, AXP22X_DLDO3_V_OUT, AXP22X_DLDO3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO3_MASK), AXP_DESC(AXP813, DLDO4, "dldo4", "dldoin", 700, 3300, 100, AXP22X_DLDO4_V_OUT, AXP22X_DLDO4_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DLDO4_MASK), AXP_DESC(AXP813, ELDO1, "eldo1", "eldoin", 700, 1900, 50, AXP22X_ELDO1_V_OUT, AXP22X_ELDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO1_MASK), AXP_DESC(AXP813, ELDO2, "eldo2", "eldoin", 700, 1900, 50, AXP22X_ELDO2_V_OUT, AXP22X_ELDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO2_MASK), AXP_DESC(AXP813, ELDO3, "eldo3", "eldoin", 700, 1900, 50, AXP22X_ELDO3_V_OUT, AXP22X_ELDO3_V_OUT_MASK, AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_ELDO3_MASK), /* to do / check ... */ AXP_DESC(AXP813, FLDO1, "fldo1", "fldoin", 700, 1450, 50, AXP803_FLDO1_V_OUT, AXP803_FLDO1_V_OUT_MASK, AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO1_MASK), AXP_DESC(AXP813, FLDO2, "fldo2", "fldoin", 700, 1450, 50, AXP803_FLDO2_V_OUT, AXP803_FLDO2_V_OUT_MASK, AXP22X_PWR_OUT_CTRL3, AXP803_PWR_OUT_FLDO2_MASK), /* * TODO: FLDO3 = {DCDC5, FLDOIN} / 2 * * This means FLDO3 effectively switches supplies at runtime, * something the regulator subsystem does not support. */ AXP_DESC_FIXED(AXP813, RTC_LDO, "rtc-ldo", "ips", 1800), AXP_DESC_IO(AXP813, LDO_IO0, "ldo-io0", "ips", 700, 3300, 100, AXP22X_LDO_IO0_V_OUT, AXP22X_LDO_IO0_V_OUT_MASK, AXP20X_GPIO0_CTRL, AXP20X_GPIO0_FUNC_MASK, AXP22X_IO_ENABLED, AXP22X_IO_DISABLED), AXP_DESC_IO(AXP813, LDO_IO1, "ldo-io1", "ips", 700, 3300, 100, AXP22X_LDO_IO1_V_OUT, AXP22X_LDO_IO1_V_OUT_MASK, AXP20X_GPIO1_CTRL, AXP20X_GPIO1_FUNC_MASK, AXP22X_IO_ENABLED, AXP22X_IO_DISABLED), AXP_DESC_SW(AXP813, SW, "sw", "swin", AXP22X_PWR_OUT_CTRL2, AXP22X_PWR_OUT_DC1SW_MASK), }; static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq) { struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent); unsigned int reg = AXP20X_DCDC_FREQ; u32 min, max, def, step; switch (axp20x->variant) { case AXP202_ID: case AXP209_ID: min = 750; max = 1875; def = 1500; step = 75; break; case AXP803_ID: case AXP813_ID: /* * AXP803/AXP813 DCDC work frequency setting has the same * range and step as AXP22X, but at a different register. * (See include/linux/mfd/axp20x.h) */ reg = AXP803_DCDC_FREQ_CTRL; fallthrough; /* to the check below */ case AXP806_ID: /* * AXP806 also have DCDC work frequency setting register at a * different position. */ if (axp20x->variant == AXP806_ID) reg = AXP806_DCDC_FREQ_CTRL; fallthrough; case AXP221_ID: case AXP223_ID: case AXP809_ID: min = 1800; max = 4050; def = 3000; step = 150; break; default: dev_err(&pdev->dev, "Setting DCDC frequency for unsupported AXP variant\n"); return -EINVAL; } if (dcdcfreq == 0) dcdcfreq = def; if (dcdcfreq < min) { dcdcfreq = min; dev_warn(&pdev->dev, "DCDC frequency too low. Set to %ukHz\n", min); } if (dcdcfreq > max) { dcdcfreq = max; dev_warn(&pdev->dev, "DCDC frequency too high. Set to %ukHz\n", max); } dcdcfreq = (dcdcfreq - min) / step; return regmap_update_bits(axp20x->regmap, reg, AXP20X_FREQ_DCDC_MASK, dcdcfreq); } static int axp20x_regulator_parse_dt(struct platform_device *pdev) { struct device_node *np, *regulators; int ret = 0; u32 dcdcfreq = 0; np = of_node_get(pdev->dev.parent->of_node); if (!np) return 0; regulators = of_get_child_by_name(np, "regulators"); if (!regulators) { dev_warn(&pdev->dev, "regulators node not found\n"); } else { of_property_read_u32(regulators, "x-powers,dcdc-freq", &dcdcfreq); ret = axp20x_set_dcdc_freq(pdev, dcdcfreq); if (ret < 0) { dev_err(&pdev->dev, "Error setting dcdc frequency: %d\n", ret); } of_node_put(regulators); } of_node_put(np); return ret; } static int axp20x_set_dcdc_workmode(struct regulator_dev *rdev, int id, u32 workmode) { struct axp20x_dev *axp20x = rdev_get_drvdata(rdev); unsigned int reg = AXP20X_DCDC_MODE; unsigned int mask; switch (axp20x->variant) { case AXP202_ID: case AXP209_ID: if ((id != AXP20X_DCDC2) && (id != AXP20X_DCDC3)) return -EINVAL; mask = AXP20X_WORKMODE_DCDC2_MASK; if (id == AXP20X_DCDC3) mask = AXP20X_WORKMODE_DCDC3_MASK; workmode <<= ffs(mask) - 1; break; case AXP806_ID: /* * AXP806 DCDC regulator IDs have the same range as AXP22X. * (See include/linux/mfd/axp20x.h) */ reg = AXP806_DCDC_MODE_CTRL2; fallthrough; /* to the check below */ case AXP221_ID: case AXP223_ID: case AXP809_ID: if (id < AXP22X_DCDC1 || id > AXP22X_DCDC5) return -EINVAL; mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP22X_DCDC1); workmode <<= id - AXP22X_DCDC1; break; case AXP803_ID: if (id < AXP803_DCDC1 || id > AXP803_DCDC6) return -EINVAL; mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP803_DCDC1); workmode <<= id - AXP803_DCDC1; break; case AXP813_ID: if (id < AXP813_DCDC1 || id > AXP813_DCDC7) return -EINVAL; mask = AXP22X_WORKMODE_DCDCX_MASK(id - AXP813_DCDC1); workmode <<= id - AXP813_DCDC1; break; default: /* should not happen */ WARN_ON(1); return -EINVAL; } return regmap_update_bits(rdev->regmap, reg, mask, workmode); } /* * This function checks whether a regulator is part of a poly-phase * output setup based on the registers settings. Returns true if it is. */ static bool axp20x_is_polyphase_slave(struct axp20x_dev *axp20x, int id) { u32 reg = 0; /* * Currently in our supported AXP variants, only AXP803, AXP806, * and AXP813 have polyphase regulators. */ switch (axp20x->variant) { case AXP803_ID: case AXP813_ID: regmap_read(axp20x->regmap, AXP803_POLYPHASE_CTRL, ®); switch (id) { case AXP803_DCDC3: return !!(reg & AXP803_DCDC23_POLYPHASE_DUAL); case AXP803_DCDC6: return !!(reg & AXP803_DCDC56_POLYPHASE_DUAL); } break; case AXP806_ID: regmap_read(axp20x->regmap, AXP806_DCDC_MODE_CTRL2, ®); switch (id) { case AXP806_DCDCB: return (((reg & AXP806_DCDCABC_POLYPHASE_MASK) == AXP806_DCDCAB_POLYPHASE_DUAL) || ((reg & AXP806_DCDCABC_POLYPHASE_MASK) == AXP806_DCDCABC_POLYPHASE_TRI)); case AXP806_DCDCC: return ((reg & AXP806_DCDCABC_POLYPHASE_MASK) == AXP806_DCDCABC_POLYPHASE_TRI); case AXP806_DCDCE: return !!(reg & AXP806_DCDCDE_POLYPHASE_DUAL); } break; default: return false; } return false; } static int axp20x_regulator_probe(struct platform_device *pdev) { struct regulator_dev *rdev; struct axp20x_dev *axp20x = dev_get_drvdata(pdev->dev.parent); const struct regulator_desc *regulators; struct regulator_config config = { .dev = pdev->dev.parent, .regmap = axp20x->regmap, .driver_data = axp20x, }; int ret, i, nregulators; u32 workmode; const char *dcdc1_name = axp22x_regulators[AXP22X_DCDC1].name; const char *dcdc5_name = axp22x_regulators[AXP22X_DCDC5].name; bool drivevbus = false; switch (axp20x->variant) { case AXP202_ID: case AXP209_ID: regulators = axp20x_regulators; nregulators = AXP20X_REG_ID_MAX; break; case AXP221_ID: case AXP223_ID: regulators = axp22x_regulators; nregulators = AXP22X_REG_ID_MAX; drivevbus = of_property_read_bool(pdev->dev.parent->of_node, "x-powers,drive-vbus-en"); break; case AXP803_ID: regulators = axp803_regulators; nregulators = AXP803_REG_ID_MAX; drivevbus = of_property_read_bool(pdev->dev.parent->of_node, "x-powers,drive-vbus-en"); break; case AXP806_ID: regulators = axp806_regulators; nregulators = AXP806_REG_ID_MAX; break; case AXP809_ID: regulators = axp809_regulators; nregulators = AXP809_REG_ID_MAX; break; case AXP813_ID: regulators = axp813_regulators; nregulators = AXP813_REG_ID_MAX; drivevbus = of_property_read_bool(pdev->dev.parent->of_node, "x-powers,drive-vbus-en"); break; default: dev_err(&pdev->dev, "Unsupported AXP variant: %ld\n", axp20x->variant); return -EINVAL; } /* This only sets the dcdc freq. Ignore any errors */ axp20x_regulator_parse_dt(pdev); for (i = 0; i < nregulators; i++) { const struct regulator_desc *desc = ®ulators[i]; struct regulator_desc *new_desc; /* * If this regulator is a slave in a poly-phase setup, * skip it, as its controls are bound to the master * regulator and won't work. */ if (axp20x_is_polyphase_slave(axp20x, i)) continue; /* Support for AXP813's FLDO3 is not implemented */ if (axp20x->variant == AXP813_ID && i == AXP813_FLDO3) continue; /* * Regulators DC1SW and DC5LDO are connected internally, * so we have to handle their supply names separately. * * We always register the regulators in proper sequence, * so the supply names are correctly read. See the last * part of this loop to see where we save the DT defined * name. */ if ((regulators == axp22x_regulators && i == AXP22X_DC1SW) || (regulators == axp803_regulators && i == AXP803_DC1SW) || (regulators == axp809_regulators && i == AXP809_DC1SW)) { new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc), GFP_KERNEL); if (!new_desc) return -ENOMEM; *new_desc = regulators[i]; new_desc->supply_name = dcdc1_name; desc = new_desc; } if ((regulators == axp22x_regulators && i == AXP22X_DC5LDO) || (regulators == axp809_regulators && i == AXP809_DC5LDO)) { new_desc = devm_kzalloc(&pdev->dev, sizeof(*desc), GFP_KERNEL); if (!new_desc) return -ENOMEM; *new_desc = regulators[i]; new_desc->supply_name = dcdc5_name; desc = new_desc; } rdev = devm_regulator_register(&pdev->dev, desc, &config); if (IS_ERR(rdev)) { dev_err(&pdev->dev, "Failed to register %s\n", regulators[i].name); return PTR_ERR(rdev); } ret = of_property_read_u32(rdev->dev.of_node, "x-powers,dcdc-workmode", &workmode); if (!ret) { if (axp20x_set_dcdc_workmode(rdev, i, workmode)) dev_err(&pdev->dev, "Failed to set workmode on %s\n", rdev->desc->name); } /* * Save AXP22X DCDC1 / DCDC5 regulator names for later. */ if ((regulators == axp22x_regulators && i == AXP22X_DCDC1) || (regulators == axp809_regulators && i == AXP809_DCDC1)) of_property_read_string(rdev->dev.of_node, "regulator-name", &dcdc1_name); if ((regulators == axp22x_regulators && i == AXP22X_DCDC5) || (regulators == axp809_regulators && i == AXP809_DCDC5)) of_property_read_string(rdev->dev.of_node, "regulator-name", &dcdc5_name); } if (drivevbus) { /* Change N_VBUSEN sense pin to DRIVEVBUS output pin */ regmap_update_bits(axp20x->regmap, AXP20X_OVER_TMP, AXP22X_MISC_N_VBUSEN_FUNC, 0); rdev = devm_regulator_register(&pdev->dev, &axp22x_drivevbus_regulator, &config); if (IS_ERR(rdev)) { dev_err(&pdev->dev, "Failed to register drivevbus\n"); return PTR_ERR(rdev); } } return 0; } static struct platform_driver axp20x_regulator_driver = { .probe = axp20x_regulator_probe, .driver = { .name = "axp20x-regulator", }, }; module_platform_driver(axp20x_regulator_driver); MODULE_LICENSE("GPL v2"); MODULE_AUTHOR("Carlo Caione <carlo@caione.org>"); MODULE_DESCRIPTION("Regulator Driver for AXP20X PMIC"); MODULE_ALIAS("platform:axp20x-regulator");
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