Thomas Gleixner | 2025cf9 | 2019-05-29 07:18:02 -0700 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 2 | /* |
Axel Lin | a756766 | 2019-01-27 22:23:44 +0800 | [diff] [blame] | 3 | * Regulator driver for Rockchip RK805/RK808/RK818 |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 4 | * |
| 5 | * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd |
| 6 | * |
| 7 | * Author: Chris Zhong <zyw@rock-chips.com> |
| 8 | * Author: Zhang Qing <zhangqing@rock-chips.com> |
| 9 | * |
Wadim Egorov | 1137529 | 2016-08-29 13:07:59 +0200 | [diff] [blame] | 10 | * Copyright (C) 2016 PHYTEC Messtechnik GmbH |
| 11 | * |
| 12 | * Author: Wadim Egorov <w.egorov@phytec.de> |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 13 | */ |
| 14 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 15 | #include <linux/delay.h> |
| 16 | #include <linux/gpio.h> |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 17 | #include <linux/i2c.h> |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 18 | #include <linux/module.h> |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 19 | #include <linux/of_device.h> |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 20 | #include <linux/of_gpio.h> |
| 21 | #include <linux/mfd/rk808.h> |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 22 | #include <linux/regulator/driver.h> |
| 23 | #include <linux/regulator/of_regulator.h> |
Uwe Kleine-König | 604d499 | 2015-07-21 16:46:24 +0200 | [diff] [blame] | 24 | #include <linux/gpio/consumer.h> |
Chris Zhong | 571a401 | 2014-09-10 09:18:06 +0800 | [diff] [blame] | 25 | |
| 26 | /* Field Definitions */ |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 27 | #define RK808_BUCK_VSEL_MASK 0x3f |
| 28 | #define RK808_BUCK4_VSEL_MASK 0xf |
| 29 | #define RK808_LDO_VSEL_MASK 0x1f |
| 30 | |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 31 | #define RK809_BUCK5_VSEL_MASK 0x7 |
| 32 | |
| 33 | #define RK817_LDO_VSEL_MASK 0x7f |
| 34 | #define RK817_BOOST_VSEL_MASK 0x7 |
| 35 | #define RK817_BUCK_VSEL_MASK 0x7f |
| 36 | |
Wadim Egorov | 1137529 | 2016-08-29 13:07:59 +0200 | [diff] [blame] | 37 | #define RK818_BUCK_VSEL_MASK 0x3f |
| 38 | #define RK818_BUCK4_VSEL_MASK 0x1f |
| 39 | #define RK818_LDO_VSEL_MASK 0x1f |
| 40 | #define RK818_LDO3_ON_VSEL_MASK 0xf |
| 41 | #define RK818_BOOST_ON_VSEL_MASK 0xe0 |
| 42 | |
Doug Anderson | 8af2522 | 2014-09-16 10:22:54 -0700 | [diff] [blame] | 43 | /* Ramp rate definitions for buck1 / buck2 only */ |
| 44 | #define RK808_RAMP_RATE_OFFSET 3 |
| 45 | #define RK808_RAMP_RATE_MASK (3 << RK808_RAMP_RATE_OFFSET) |
| 46 | #define RK808_RAMP_RATE_2MV_PER_US (0 << RK808_RAMP_RATE_OFFSET) |
| 47 | #define RK808_RAMP_RATE_4MV_PER_US (1 << RK808_RAMP_RATE_OFFSET) |
| 48 | #define RK808_RAMP_RATE_6MV_PER_US (2 << RK808_RAMP_RATE_OFFSET) |
| 49 | #define RK808_RAMP_RATE_10MV_PER_US (3 << RK808_RAMP_RATE_OFFSET) |
| 50 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 51 | #define RK808_DVS2_POL BIT(2) |
| 52 | #define RK808_DVS1_POL BIT(1) |
| 53 | |
Chris Zhong | 251ce318 | 2014-10-10 15:35:06 -0700 | [diff] [blame] | 54 | /* Offset from XXX_ON_VSEL to XXX_SLP_VSEL */ |
| 55 | #define RK808_SLP_REG_OFFSET 1 |
| 56 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 57 | /* Offset from XXX_ON_VSEL to XXX_DVS_VSEL */ |
| 58 | #define RK808_DVS_REG_OFFSET 2 |
| 59 | |
Chris Zhong | 251ce318 | 2014-10-10 15:35:06 -0700 | [diff] [blame] | 60 | /* Offset from XXX_EN_REG to SLEEP_SET_OFF_XXX */ |
| 61 | #define RK808_SLP_SET_OFF_REG_OFFSET 2 |
| 62 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 63 | /* max steps for increase voltage of Buck1/2, equal 100mv*/ |
| 64 | #define MAX_STEPS_ONE_TIME 8 |
| 65 | |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 66 | #define ENABLE_MASK(id) (BIT(id) | BIT(4 + (id))) |
| 67 | #define DISABLE_VAL(id) (BIT(4 + (id))) |
Elaine Zhang | c4e0d34 | 2017-08-21 03:28:36 +0200 | [diff] [blame] | 68 | |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 69 | #define RK817_BOOST_DESC(_id, _match, _supply, _min, _max, _step, _vreg,\ |
| 70 | _vmask, _ereg, _emask, _enval, _disval, _etime, m_drop) \ |
| 71 | { \ |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 72 | .name = (_match), \ |
| 73 | .supply_name = (_supply), \ |
| 74 | .of_match = of_match_ptr(_match), \ |
| 75 | .regulators_node = of_match_ptr("regulators"), \ |
| 76 | .type = REGULATOR_VOLTAGE, \ |
| 77 | .id = (_id), \ |
| 78 | .n_voltages = (((_max) - (_min)) / (_step) + 1), \ |
| 79 | .owner = THIS_MODULE, \ |
| 80 | .min_uV = (_min) * 1000, \ |
| 81 | .uV_step = (_step) * 1000, \ |
| 82 | .vsel_reg = (_vreg), \ |
| 83 | .vsel_mask = (_vmask), \ |
| 84 | .enable_reg = (_ereg), \ |
| 85 | .enable_mask = (_emask), \ |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 86 | .enable_val = (_enval), \ |
| 87 | .disable_val = (_disval), \ |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 88 | .enable_time = (_etime), \ |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 89 | .min_dropout_uV = (m_drop) * 1000, \ |
| 90 | .ops = &rk817_boost_ops, \ |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 91 | } |
| 92 | |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 93 | #define RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \ |
| 94 | _vmask, _ereg, _emask, _enval, _disval, _etime, _ops) \ |
| 95 | { \ |
| 96 | .name = (_match), \ |
| 97 | .supply_name = (_supply), \ |
| 98 | .of_match = of_match_ptr(_match), \ |
| 99 | .regulators_node = of_match_ptr("regulators"), \ |
| 100 | .type = REGULATOR_VOLTAGE, \ |
| 101 | .id = (_id), \ |
| 102 | .n_voltages = (((_max) - (_min)) / (_step) + 1), \ |
| 103 | .owner = THIS_MODULE, \ |
| 104 | .min_uV = (_min) * 1000, \ |
| 105 | .uV_step = (_step) * 1000, \ |
| 106 | .vsel_reg = (_vreg), \ |
| 107 | .vsel_mask = (_vmask), \ |
| 108 | .enable_reg = (_ereg), \ |
| 109 | .enable_mask = (_emask), \ |
| 110 | .enable_val = (_enval), \ |
| 111 | .disable_val = (_disval), \ |
| 112 | .enable_time = (_etime), \ |
| 113 | .ops = _ops, \ |
| 114 | } |
| 115 | |
| 116 | #define RK805_DESC(_id, _match, _supply, _min, _max, _step, _vreg, \ |
| 117 | _vmask, _ereg, _emask, _etime) \ |
| 118 | RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \ |
| 119 | _vmask, _ereg, _emask, 0, 0, _etime, &rk805_reg_ops) |
| 120 | |
| 121 | #define RK8XX_DESC(_id, _match, _supply, _min, _max, _step, _vreg, \ |
| 122 | _vmask, _ereg, _emask, _etime) \ |
| 123 | RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \ |
| 124 | _vmask, _ereg, _emask, 0, 0, _etime, &rk808_reg_ops) |
| 125 | |
| 126 | #define RK817_DESC(_id, _match, _supply, _min, _max, _step, _vreg, \ |
| 127 | _vmask, _ereg, _emask, _disval, _etime) \ |
| 128 | RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \ |
| 129 | _vmask, _ereg, _emask, _emask, _disval, _etime, &rk817_reg_ops) |
| 130 | |
| 131 | #define RKXX_DESC_SWITCH_COM(_id, _match, _supply, _ereg, _emask, \ |
| 132 | _enval, _disval, _ops) \ |
| 133 | { \ |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 134 | .name = (_match), \ |
| 135 | .supply_name = (_supply), \ |
| 136 | .of_match = of_match_ptr(_match), \ |
| 137 | .regulators_node = of_match_ptr("regulators"), \ |
| 138 | .type = REGULATOR_VOLTAGE, \ |
| 139 | .id = (_id), \ |
| 140 | .enable_reg = (_ereg), \ |
| 141 | .enable_mask = (_emask), \ |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 142 | .enable_val = (_enval), \ |
| 143 | .disable_val = (_disval), \ |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 144 | .owner = THIS_MODULE, \ |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 145 | .ops = _ops \ |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 146 | } |
| 147 | |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 148 | #define RK817_DESC_SWITCH(_id, _match, _supply, _ereg, _emask, \ |
| 149 | _disval) \ |
| 150 | RKXX_DESC_SWITCH_COM(_id, _match, _supply, _ereg, _emask, \ |
| 151 | _emask, _disval, &rk817_switch_ops) |
| 152 | |
| 153 | #define RK8XX_DESC_SWITCH(_id, _match, _supply, _ereg, _emask) \ |
| 154 | RKXX_DESC_SWITCH_COM(_id, _match, _supply, _ereg, _emask, \ |
| 155 | 0, 0, &rk808_switch_ops) |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 156 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 157 | struct rk808_regulator_data { |
| 158 | struct gpio_desc *dvs_gpio[2]; |
| 159 | }; |
| 160 | |
Doug Anderson | 8af2522 | 2014-09-16 10:22:54 -0700 | [diff] [blame] | 161 | static const int rk808_buck_config_regs[] = { |
| 162 | RK808_BUCK1_CONFIG_REG, |
| 163 | RK808_BUCK2_CONFIG_REG, |
| 164 | RK808_BUCK3_CONFIG_REG, |
| 165 | RK808_BUCK4_CONFIG_REG, |
| 166 | }; |
| 167 | |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 168 | static const struct regulator_linear_range rk808_ldo3_voltage_ranges[] = { |
| 169 | REGULATOR_LINEAR_RANGE(800000, 0, 13, 100000), |
| 170 | REGULATOR_LINEAR_RANGE(2500000, 15, 15, 0), |
| 171 | }; |
| 172 | |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 173 | #define RK809_BUCK5_SEL_CNT (8) |
| 174 | |
| 175 | static const struct regulator_linear_range rk809_buck5_voltage_ranges[] = { |
| 176 | REGULATOR_LINEAR_RANGE(1500000, 0, 0, 0), |
| 177 | REGULATOR_LINEAR_RANGE(1800000, 1, 3, 200000), |
| 178 | REGULATOR_LINEAR_RANGE(2800000, 4, 5, 200000), |
| 179 | REGULATOR_LINEAR_RANGE(3300000, 6, 7, 300000), |
| 180 | }; |
| 181 | |
| 182 | #define RK817_BUCK1_MIN0 500000 |
| 183 | #define RK817_BUCK1_MAX0 1500000 |
| 184 | |
| 185 | #define RK817_BUCK1_MIN1 1600000 |
| 186 | #define RK817_BUCK1_MAX1 2400000 |
| 187 | |
| 188 | #define RK817_BUCK3_MAX1 3400000 |
| 189 | |
| 190 | #define RK817_BUCK1_STP0 12500 |
| 191 | #define RK817_BUCK1_STP1 100000 |
| 192 | |
| 193 | #define RK817_BUCK1_SEL0 ((RK817_BUCK1_MAX0 - RK817_BUCK1_MIN0) /\ |
| 194 | RK817_BUCK1_STP0) |
| 195 | #define RK817_BUCK1_SEL1 ((RK817_BUCK1_MAX1 - RK817_BUCK1_MIN1) /\ |
| 196 | RK817_BUCK1_STP1) |
| 197 | |
| 198 | #define RK817_BUCK3_SEL1 ((RK817_BUCK3_MAX1 - RK817_BUCK1_MIN1) /\ |
| 199 | RK817_BUCK1_STP1) |
| 200 | |
| 201 | #define RK817_BUCK1_SEL_CNT (RK817_BUCK1_SEL0 + RK817_BUCK1_SEL1 + 1) |
| 202 | #define RK817_BUCK3_SEL_CNT (RK817_BUCK1_SEL0 + RK817_BUCK3_SEL1 + 1) |
| 203 | |
| 204 | static const struct regulator_linear_range rk817_buck1_voltage_ranges[] = { |
| 205 | REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN0, 0, |
| 206 | RK817_BUCK1_SEL0, RK817_BUCK1_STP0), |
| 207 | REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN1, RK817_BUCK1_SEL0 + 1, |
| 208 | RK817_BUCK1_SEL_CNT, RK817_BUCK1_STP1), |
| 209 | }; |
| 210 | |
| 211 | static const struct regulator_linear_range rk817_buck3_voltage_ranges[] = { |
| 212 | REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN0, 0, |
| 213 | RK817_BUCK1_SEL0, RK817_BUCK1_STP0), |
| 214 | REGULATOR_LINEAR_RANGE(RK817_BUCK1_MIN1, RK817_BUCK1_SEL0 + 1, |
| 215 | RK817_BUCK3_SEL_CNT, RK817_BUCK1_STP1), |
| 216 | }; |
| 217 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 218 | static int rk808_buck1_2_get_voltage_sel_regmap(struct regulator_dev *rdev) |
| 219 | { |
| 220 | struct rk808_regulator_data *pdata = rdev_get_drvdata(rdev); |
Axel Lin | bf8e276 | 2016-10-21 10:30:16 +0800 | [diff] [blame] | 221 | int id = rdev_get_id(rdev); |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 222 | struct gpio_desc *gpio = pdata->dvs_gpio[id]; |
| 223 | unsigned int val; |
| 224 | int ret; |
| 225 | |
Uwe Kleine-König | a13eaf0 | 2015-07-21 16:46:25 +0200 | [diff] [blame] | 226 | if (!gpio || gpiod_get_value(gpio) == 0) |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 227 | return regulator_get_voltage_sel_regmap(rdev); |
| 228 | |
| 229 | ret = regmap_read(rdev->regmap, |
| 230 | rdev->desc->vsel_reg + RK808_DVS_REG_OFFSET, |
| 231 | &val); |
| 232 | if (ret != 0) |
| 233 | return ret; |
| 234 | |
| 235 | val &= rdev->desc->vsel_mask; |
| 236 | val >>= ffs(rdev->desc->vsel_mask) - 1; |
| 237 | |
| 238 | return val; |
| 239 | } |
| 240 | |
| 241 | static int rk808_buck1_2_i2c_set_voltage_sel(struct regulator_dev *rdev, |
| 242 | unsigned sel) |
| 243 | { |
| 244 | int ret, delta_sel; |
| 245 | unsigned int old_sel, tmp, val, mask = rdev->desc->vsel_mask; |
| 246 | |
| 247 | ret = regmap_read(rdev->regmap, rdev->desc->vsel_reg, &val); |
| 248 | if (ret != 0) |
| 249 | return ret; |
| 250 | |
| 251 | tmp = val & ~mask; |
| 252 | old_sel = val & mask; |
| 253 | old_sel >>= ffs(mask) - 1; |
| 254 | delta_sel = sel - old_sel; |
| 255 | |
| 256 | /* |
| 257 | * If directly modify the register to change the voltage, we will face |
| 258 | * the risk of overshoot. Put it into a multi-step, can effectively |
| 259 | * avoid this problem, a step is 100mv here. |
| 260 | */ |
| 261 | while (delta_sel > MAX_STEPS_ONE_TIME) { |
| 262 | old_sel += MAX_STEPS_ONE_TIME; |
| 263 | val = old_sel << (ffs(mask) - 1); |
| 264 | val |= tmp; |
| 265 | |
| 266 | /* |
| 267 | * i2c is 400kHz (2.5us per bit) and we must transmit _at least_ |
| 268 | * 3 bytes (24 bits) plus start and stop so 26 bits. So we've |
| 269 | * got more than 65 us between each voltage change and thus |
| 270 | * won't ramp faster than ~1500 uV / us. |
| 271 | */ |
| 272 | ret = regmap_write(rdev->regmap, rdev->desc->vsel_reg, val); |
| 273 | delta_sel = sel - old_sel; |
| 274 | } |
| 275 | |
| 276 | sel <<= ffs(mask) - 1; |
| 277 | val = tmp | sel; |
| 278 | ret = regmap_write(rdev->regmap, rdev->desc->vsel_reg, val); |
| 279 | |
| 280 | /* |
| 281 | * When we change the voltage register directly, the ramp rate is about |
| 282 | * 100000uv/us, wait 1us to make sure the target voltage to be stable, |
| 283 | * so we needn't wait extra time after that. |
| 284 | */ |
| 285 | udelay(1); |
| 286 | |
| 287 | return ret; |
| 288 | } |
| 289 | |
| 290 | static int rk808_buck1_2_set_voltage_sel(struct regulator_dev *rdev, |
| 291 | unsigned sel) |
| 292 | { |
| 293 | struct rk808_regulator_data *pdata = rdev_get_drvdata(rdev); |
Axel Lin | bf8e276 | 2016-10-21 10:30:16 +0800 | [diff] [blame] | 294 | int id = rdev_get_id(rdev); |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 295 | struct gpio_desc *gpio = pdata->dvs_gpio[id]; |
| 296 | unsigned int reg = rdev->desc->vsel_reg; |
| 297 | unsigned old_sel; |
| 298 | int ret, gpio_level; |
| 299 | |
Uwe Kleine-König | a13eaf0 | 2015-07-21 16:46:25 +0200 | [diff] [blame] | 300 | if (!gpio) |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 301 | return rk808_buck1_2_i2c_set_voltage_sel(rdev, sel); |
| 302 | |
| 303 | gpio_level = gpiod_get_value(gpio); |
| 304 | if (gpio_level == 0) { |
| 305 | reg += RK808_DVS_REG_OFFSET; |
| 306 | ret = regmap_read(rdev->regmap, rdev->desc->vsel_reg, &old_sel); |
| 307 | } else { |
| 308 | ret = regmap_read(rdev->regmap, |
| 309 | reg + RK808_DVS_REG_OFFSET, |
| 310 | &old_sel); |
| 311 | } |
| 312 | |
| 313 | if (ret != 0) |
| 314 | return ret; |
| 315 | |
| 316 | sel <<= ffs(rdev->desc->vsel_mask) - 1; |
| 317 | sel |= old_sel & ~rdev->desc->vsel_mask; |
| 318 | |
| 319 | ret = regmap_write(rdev->regmap, reg, sel); |
| 320 | if (ret) |
| 321 | return ret; |
| 322 | |
| 323 | gpiod_set_value(gpio, !gpio_level); |
| 324 | |
| 325 | return ret; |
| 326 | } |
| 327 | |
| 328 | static int rk808_buck1_2_set_voltage_time_sel(struct regulator_dev *rdev, |
| 329 | unsigned int old_selector, |
| 330 | unsigned int new_selector) |
| 331 | { |
| 332 | struct rk808_regulator_data *pdata = rdev_get_drvdata(rdev); |
Axel Lin | bf8e276 | 2016-10-21 10:30:16 +0800 | [diff] [blame] | 333 | int id = rdev_get_id(rdev); |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 334 | struct gpio_desc *gpio = pdata->dvs_gpio[id]; |
| 335 | |
| 336 | /* if there is no dvs1/2 pin, we don't need wait extra time here. */ |
Uwe Kleine-König | a13eaf0 | 2015-07-21 16:46:25 +0200 | [diff] [blame] | 337 | if (!gpio) |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 338 | return 0; |
| 339 | |
| 340 | return regulator_set_voltage_time_sel(rdev, old_selector, new_selector); |
| 341 | } |
| 342 | |
Doug Anderson | 8af2522 | 2014-09-16 10:22:54 -0700 | [diff] [blame] | 343 | static int rk808_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay) |
| 344 | { |
| 345 | unsigned int ramp_value = RK808_RAMP_RATE_10MV_PER_US; |
Axel Lin | bf8e276 | 2016-10-21 10:30:16 +0800 | [diff] [blame] | 346 | unsigned int reg = rk808_buck_config_regs[rdev_get_id(rdev)]; |
Doug Anderson | 8af2522 | 2014-09-16 10:22:54 -0700 | [diff] [blame] | 347 | |
| 348 | switch (ramp_delay) { |
| 349 | case 1 ... 2000: |
| 350 | ramp_value = RK808_RAMP_RATE_2MV_PER_US; |
| 351 | break; |
| 352 | case 2001 ... 4000: |
| 353 | ramp_value = RK808_RAMP_RATE_4MV_PER_US; |
| 354 | break; |
| 355 | case 4001 ... 6000: |
| 356 | ramp_value = RK808_RAMP_RATE_6MV_PER_US; |
| 357 | break; |
| 358 | case 6001 ... 10000: |
| 359 | break; |
| 360 | default: |
| 361 | pr_warn("%s ramp_delay: %d not supported, setting 10000\n", |
| 362 | rdev->desc->name, ramp_delay); |
| 363 | } |
| 364 | |
| 365 | return regmap_update_bits(rdev->regmap, reg, |
| 366 | RK808_RAMP_RATE_MASK, ramp_value); |
| 367 | } |
| 368 | |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 369 | /* |
| 370 | * RK817 RK809 |
| 371 | */ |
| 372 | static int rk817_set_ramp_delay(struct regulator_dev *rdev, int ramp_delay) |
| 373 | { |
| 374 | unsigned int ramp_value = RK817_RAMP_RATE_25MV_PER_US; |
| 375 | unsigned int reg = RK817_BUCK_CONFIG_REG(rdev_get_id(rdev)); |
| 376 | |
| 377 | switch (ramp_delay) { |
| 378 | case 0 ... 3000: |
| 379 | ramp_value = RK817_RAMP_RATE_3MV_PER_US; |
| 380 | break; |
| 381 | case 3001 ... 6300: |
| 382 | ramp_value = RK817_RAMP_RATE_6_3MV_PER_US; |
| 383 | break; |
| 384 | case 6301 ... 12500: |
| 385 | ramp_value = RK817_RAMP_RATE_12_5MV_PER_US; |
| 386 | break; |
| 387 | case 12501 ... 25000: |
| 388 | break; |
| 389 | default: |
| 390 | dev_warn(&rdev->dev, |
| 391 | "%s ramp_delay: %d not supported, setting 10000\n", |
| 392 | rdev->desc->name, ramp_delay); |
| 393 | } |
| 394 | |
| 395 | return regmap_update_bits(rdev->regmap, reg, |
| 396 | RK817_RAMP_RATE_MASK, ramp_value); |
| 397 | } |
| 398 | |
Wei Yongjun | 5cb2f03 | 2014-12-09 21:19:51 +0800 | [diff] [blame] | 399 | static int rk808_set_suspend_voltage(struct regulator_dev *rdev, int uv) |
Chris Zhong | 251ce318 | 2014-10-10 15:35:06 -0700 | [diff] [blame] | 400 | { |
| 401 | unsigned int reg; |
Wadim Egorov | afcd666 | 2016-04-25 15:20:43 +0200 | [diff] [blame] | 402 | int sel = regulator_map_voltage_linear(rdev, uv, uv); |
| 403 | |
| 404 | if (sel < 0) |
| 405 | return -EINVAL; |
| 406 | |
| 407 | reg = rdev->desc->vsel_reg + RK808_SLP_REG_OFFSET; |
| 408 | |
| 409 | return regmap_update_bits(rdev->regmap, reg, |
| 410 | rdev->desc->vsel_mask, |
| 411 | sel); |
| 412 | } |
| 413 | |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 414 | static int rk817_set_suspend_voltage(struct regulator_dev *rdev, int uv) |
| 415 | { |
| 416 | unsigned int reg; |
| 417 | int sel = regulator_map_voltage_linear(rdev, uv, uv); |
| 418 | /* only ldo1~ldo9 */ |
| 419 | if (sel < 0) |
| 420 | return -EINVAL; |
| 421 | |
| 422 | reg = rdev->desc->vsel_reg + RK808_SLP_REG_OFFSET; |
| 423 | |
| 424 | return regmap_update_bits(rdev->regmap, reg, |
| 425 | rdev->desc->vsel_mask, |
| 426 | sel); |
| 427 | } |
| 428 | |
Wadim Egorov | 129d7cf | 2016-04-26 16:54:04 +0200 | [diff] [blame] | 429 | static int rk808_set_suspend_voltage_range(struct regulator_dev *rdev, int uv) |
| 430 | { |
| 431 | unsigned int reg; |
| 432 | int sel = regulator_map_voltage_linear_range(rdev, uv, uv); |
| 433 | |
| 434 | if (sel < 0) |
| 435 | return -EINVAL; |
| 436 | |
| 437 | reg = rdev->desc->vsel_reg + RK808_SLP_REG_OFFSET; |
| 438 | |
| 439 | return regmap_update_bits(rdev->regmap, reg, |
| 440 | rdev->desc->vsel_mask, |
| 441 | sel); |
| 442 | } |
| 443 | |
Elaine Zhang | c4e0d34 | 2017-08-21 03:28:36 +0200 | [diff] [blame] | 444 | static int rk805_set_suspend_enable(struct regulator_dev *rdev) |
| 445 | { |
| 446 | unsigned int reg; |
| 447 | |
| 448 | reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET; |
| 449 | |
| 450 | return regmap_update_bits(rdev->regmap, reg, |
| 451 | rdev->desc->enable_mask, |
| 452 | rdev->desc->enable_mask); |
| 453 | } |
| 454 | |
| 455 | static int rk805_set_suspend_disable(struct regulator_dev *rdev) |
| 456 | { |
| 457 | unsigned int reg; |
| 458 | |
| 459 | reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET; |
| 460 | |
| 461 | return regmap_update_bits(rdev->regmap, reg, |
| 462 | rdev->desc->enable_mask, |
| 463 | 0); |
| 464 | } |
| 465 | |
Wei Yongjun | 5cb2f03 | 2014-12-09 21:19:51 +0800 | [diff] [blame] | 466 | static int rk808_set_suspend_enable(struct regulator_dev *rdev) |
Chris Zhong | 251ce318 | 2014-10-10 15:35:06 -0700 | [diff] [blame] | 467 | { |
| 468 | unsigned int reg; |
| 469 | |
| 470 | reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET; |
| 471 | |
| 472 | return regmap_update_bits(rdev->regmap, reg, |
| 473 | rdev->desc->enable_mask, |
| 474 | 0); |
| 475 | } |
| 476 | |
Wei Yongjun | 5cb2f03 | 2014-12-09 21:19:51 +0800 | [diff] [blame] | 477 | static int rk808_set_suspend_disable(struct regulator_dev *rdev) |
Chris Zhong | 251ce318 | 2014-10-10 15:35:06 -0700 | [diff] [blame] | 478 | { |
| 479 | unsigned int reg; |
| 480 | |
| 481 | reg = rdev->desc->enable_reg + RK808_SLP_SET_OFF_REG_OFFSET; |
| 482 | |
| 483 | return regmap_update_bits(rdev->regmap, reg, |
| 484 | rdev->desc->enable_mask, |
| 485 | rdev->desc->enable_mask); |
| 486 | } |
| 487 | |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 488 | static int rk817_set_suspend_enable_ctrl(struct regulator_dev *rdev, |
| 489 | unsigned int en) |
| 490 | { |
| 491 | unsigned int reg; |
| 492 | int id = rdev_get_id(rdev); |
| 493 | unsigned int id_slp, msk, val; |
| 494 | |
| 495 | if (id >= RK817_ID_DCDC1 && id <= RK817_ID_DCDC4) |
| 496 | id_slp = id; |
| 497 | else if (id >= RK817_ID_LDO1 && id <= RK817_ID_LDO8) |
| 498 | id_slp = 8 + (id - RK817_ID_LDO1); |
| 499 | else if (id >= RK817_ID_LDO9 && id <= RK809_ID_SW2) |
| 500 | id_slp = 4 + (id - RK817_ID_LDO9); |
| 501 | else |
| 502 | return -EINVAL; |
| 503 | |
| 504 | reg = RK817_POWER_SLP_EN_REG(id_slp / 8); |
| 505 | |
| 506 | msk = BIT(id_slp % 8); |
| 507 | if (en) |
| 508 | val = msk; |
| 509 | else |
| 510 | val = 0; |
| 511 | |
| 512 | return regmap_update_bits(rdev->regmap, reg, msk, val); |
| 513 | } |
| 514 | |
| 515 | static int rk817_set_suspend_enable(struct regulator_dev *rdev) |
| 516 | { |
| 517 | return rk817_set_suspend_enable_ctrl(rdev, 1); |
| 518 | } |
| 519 | |
| 520 | static int rk817_set_suspend_disable(struct regulator_dev *rdev) |
| 521 | { |
| 522 | return rk817_set_suspend_enable_ctrl(rdev, 0); |
| 523 | } |
| 524 | |
| 525 | static int rk8xx_set_suspend_mode(struct regulator_dev *rdev, unsigned int mode) |
| 526 | { |
| 527 | unsigned int reg; |
| 528 | |
| 529 | reg = rdev->desc->vsel_reg + RK808_SLP_REG_OFFSET; |
| 530 | |
| 531 | switch (mode) { |
| 532 | case REGULATOR_MODE_FAST: |
| 533 | return regmap_update_bits(rdev->regmap, reg, |
| 534 | PWM_MODE_MSK, FPWM_MODE); |
| 535 | case REGULATOR_MODE_NORMAL: |
| 536 | return regmap_update_bits(rdev->regmap, reg, |
| 537 | PWM_MODE_MSK, AUTO_PWM_MODE); |
| 538 | default: |
| 539 | dev_err(&rdev->dev, "do not support this mode\n"); |
| 540 | return -EINVAL; |
| 541 | } |
| 542 | |
| 543 | return 0; |
| 544 | } |
| 545 | |
| 546 | static int rk8xx_set_mode(struct regulator_dev *rdev, unsigned int mode) |
| 547 | { |
| 548 | switch (mode) { |
| 549 | case REGULATOR_MODE_FAST: |
| 550 | return regmap_update_bits(rdev->regmap, rdev->desc->vsel_reg, |
| 551 | PWM_MODE_MSK, FPWM_MODE); |
| 552 | case REGULATOR_MODE_NORMAL: |
| 553 | return regmap_update_bits(rdev->regmap, rdev->desc->vsel_reg, |
| 554 | PWM_MODE_MSK, AUTO_PWM_MODE); |
| 555 | default: |
| 556 | dev_err(&rdev->dev, "do not support this mode\n"); |
| 557 | return -EINVAL; |
| 558 | } |
| 559 | |
| 560 | return 0; |
| 561 | } |
| 562 | |
| 563 | static unsigned int rk8xx_get_mode(struct regulator_dev *rdev) |
| 564 | { |
| 565 | unsigned int val; |
| 566 | int err; |
| 567 | |
| 568 | err = regmap_read(rdev->regmap, rdev->desc->vsel_reg, &val); |
| 569 | if (err) |
| 570 | return err; |
| 571 | |
| 572 | if (val & FPWM_MODE) |
| 573 | return REGULATOR_MODE_FAST; |
| 574 | else |
| 575 | return REGULATOR_MODE_NORMAL; |
| 576 | } |
| 577 | |
| 578 | static int rk8xx_is_enabled_wmsk_regmap(struct regulator_dev *rdev) |
| 579 | { |
| 580 | unsigned int val; |
| 581 | int ret; |
| 582 | |
| 583 | ret = regmap_read(rdev->regmap, rdev->desc->enable_reg, &val); |
| 584 | if (ret != 0) |
| 585 | return ret; |
| 586 | |
| 587 | /* add write mask bit */ |
| 588 | val |= (rdev->desc->enable_mask & 0xf0); |
| 589 | val &= rdev->desc->enable_mask; |
| 590 | |
| 591 | if (rdev->desc->enable_is_inverted) { |
| 592 | if (rdev->desc->enable_val) |
| 593 | return val != rdev->desc->enable_val; |
| 594 | return (val == 0); |
| 595 | } |
| 596 | if (rdev->desc->enable_val) |
| 597 | return val == rdev->desc->enable_val; |
| 598 | return val != 0; |
| 599 | } |
| 600 | |
| 601 | static unsigned int rk8xx_regulator_of_map_mode(unsigned int mode) |
| 602 | { |
| 603 | switch (mode) { |
| 604 | case 1: |
| 605 | return REGULATOR_MODE_FAST; |
| 606 | case 2: |
| 607 | return REGULATOR_MODE_NORMAL; |
| 608 | default: |
Axel Lin | d850c6f5 | 2019-07-11 20:21:38 +0800 | [diff] [blame] | 609 | return REGULATOR_MODE_INVALID; |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 610 | } |
| 611 | } |
| 612 | |
Axel Lin | dc6f23e | 2019-01-27 22:23:43 +0800 | [diff] [blame] | 613 | static const struct regulator_ops rk805_reg_ops = { |
| 614 | .list_voltage = regulator_list_voltage_linear, |
| 615 | .map_voltage = regulator_map_voltage_linear, |
| 616 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
| 617 | .set_voltage_sel = regulator_set_voltage_sel_regmap, |
| 618 | .enable = regulator_enable_regmap, |
| 619 | .disable = regulator_disable_regmap, |
| 620 | .is_enabled = regulator_is_enabled_regmap, |
| 621 | .set_suspend_voltage = rk808_set_suspend_voltage, |
| 622 | .set_suspend_enable = rk805_set_suspend_enable, |
| 623 | .set_suspend_disable = rk805_set_suspend_disable, |
Elaine Zhang | c4e0d34 | 2017-08-21 03:28:36 +0200 | [diff] [blame] | 624 | }; |
| 625 | |
Axel Lin | dc6f23e | 2019-01-27 22:23:43 +0800 | [diff] [blame] | 626 | static const struct regulator_ops rk805_switch_ops = { |
| 627 | .enable = regulator_enable_regmap, |
| 628 | .disable = regulator_disable_regmap, |
| 629 | .is_enabled = regulator_is_enabled_regmap, |
| 630 | .set_suspend_enable = rk805_set_suspend_enable, |
| 631 | .set_suspend_disable = rk805_set_suspend_disable, |
Elaine Zhang | c4e0d34 | 2017-08-21 03:28:36 +0200 | [diff] [blame] | 632 | }; |
| 633 | |
Axel Lin | dc6f23e | 2019-01-27 22:23:43 +0800 | [diff] [blame] | 634 | static const struct regulator_ops rk808_buck1_2_ops = { |
Wadim Egorov | afcd666 | 2016-04-25 15:20:43 +0200 | [diff] [blame] | 635 | .list_voltage = regulator_list_voltage_linear, |
| 636 | .map_voltage = regulator_map_voltage_linear, |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 637 | .get_voltage_sel = rk808_buck1_2_get_voltage_sel_regmap, |
| 638 | .set_voltage_sel = rk808_buck1_2_set_voltage_sel, |
| 639 | .set_voltage_time_sel = rk808_buck1_2_set_voltage_time_sel, |
Doug Anderson | 8af2522 | 2014-09-16 10:22:54 -0700 | [diff] [blame] | 640 | .enable = regulator_enable_regmap, |
| 641 | .disable = regulator_disable_regmap, |
| 642 | .is_enabled = regulator_is_enabled_regmap, |
| 643 | .set_ramp_delay = rk808_set_ramp_delay, |
Chris Zhong | 251ce318 | 2014-10-10 15:35:06 -0700 | [diff] [blame] | 644 | .set_suspend_voltage = rk808_set_suspend_voltage, |
| 645 | .set_suspend_enable = rk808_set_suspend_enable, |
| 646 | .set_suspend_disable = rk808_set_suspend_disable, |
Doug Anderson | 8af2522 | 2014-09-16 10:22:54 -0700 | [diff] [blame] | 647 | }; |
| 648 | |
Axel Lin | dc6f23e | 2019-01-27 22:23:43 +0800 | [diff] [blame] | 649 | static const struct regulator_ops rk808_reg_ops = { |
Wadim Egorov | afcd666 | 2016-04-25 15:20:43 +0200 | [diff] [blame] | 650 | .list_voltage = regulator_list_voltage_linear, |
| 651 | .map_voltage = regulator_map_voltage_linear, |
| 652 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
| 653 | .set_voltage_sel = regulator_set_voltage_sel_regmap, |
| 654 | .enable = regulator_enable_regmap, |
| 655 | .disable = regulator_disable_regmap, |
| 656 | .is_enabled = regulator_is_enabled_regmap, |
| 657 | .set_suspend_voltage = rk808_set_suspend_voltage, |
| 658 | .set_suspend_enable = rk808_set_suspend_enable, |
| 659 | .set_suspend_disable = rk808_set_suspend_disable, |
| 660 | }; |
| 661 | |
Axel Lin | dc6f23e | 2019-01-27 22:23:43 +0800 | [diff] [blame] | 662 | static const struct regulator_ops rk808_reg_ops_ranges = { |
Wadim Egorov | 129d7cf | 2016-04-26 16:54:04 +0200 | [diff] [blame] | 663 | .list_voltage = regulator_list_voltage_linear_range, |
| 664 | .map_voltage = regulator_map_voltage_linear_range, |
| 665 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
| 666 | .set_voltage_sel = regulator_set_voltage_sel_regmap, |
| 667 | .enable = regulator_enable_regmap, |
| 668 | .disable = regulator_disable_regmap, |
| 669 | .is_enabled = regulator_is_enabled_regmap, |
| 670 | .set_suspend_voltage = rk808_set_suspend_voltage_range, |
| 671 | .set_suspend_enable = rk808_set_suspend_enable, |
| 672 | .set_suspend_disable = rk808_set_suspend_disable, |
| 673 | }; |
| 674 | |
Axel Lin | dc6f23e | 2019-01-27 22:23:43 +0800 | [diff] [blame] | 675 | static const struct regulator_ops rk808_switch_ops = { |
Chris Zhong | 251ce318 | 2014-10-10 15:35:06 -0700 | [diff] [blame] | 676 | .enable = regulator_enable_regmap, |
| 677 | .disable = regulator_disable_regmap, |
| 678 | .is_enabled = regulator_is_enabled_regmap, |
| 679 | .set_suspend_enable = rk808_set_suspend_enable, |
| 680 | .set_suspend_disable = rk808_set_suspend_disable, |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 681 | }; |
| 682 | |
Axel Lin | 4f29706 | 2019-02-04 15:10:51 +0800 | [diff] [blame] | 683 | static const struct regulator_linear_range rk805_buck_1_2_voltage_ranges[] = { |
| 684 | REGULATOR_LINEAR_RANGE(712500, 0, 59, 12500), |
| 685 | REGULATOR_LINEAR_RANGE(1800000, 60, 62, 200000), |
| 686 | REGULATOR_LINEAR_RANGE(2300000, 63, 63, 0), |
Otavio Salvador | 2b679ca | 2019-01-31 10:46:01 -0200 | [diff] [blame] | 687 | }; |
| 688 | |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 689 | static struct regulator_ops rk809_buck5_ops_range = { |
| 690 | .list_voltage = regulator_list_voltage_linear_range, |
| 691 | .map_voltage = regulator_map_voltage_linear_range, |
| 692 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
| 693 | .set_voltage_sel = regulator_set_voltage_sel_regmap, |
| 694 | .set_voltage_time_sel = regulator_set_voltage_time_sel, |
| 695 | .enable = regulator_enable_regmap, |
| 696 | .disable = regulator_disable_regmap, |
| 697 | .is_enabled = rk8xx_is_enabled_wmsk_regmap, |
| 698 | .set_suspend_voltage = rk808_set_suspend_voltage_range, |
| 699 | .set_suspend_enable = rk817_set_suspend_enable, |
| 700 | .set_suspend_disable = rk817_set_suspend_disable, |
| 701 | }; |
| 702 | |
| 703 | static struct regulator_ops rk817_reg_ops = { |
| 704 | .list_voltage = regulator_list_voltage_linear, |
| 705 | .map_voltage = regulator_map_voltage_linear, |
| 706 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
| 707 | .set_voltage_sel = regulator_set_voltage_sel_regmap, |
| 708 | .enable = regulator_enable_regmap, |
| 709 | .disable = regulator_disable_regmap, |
| 710 | .is_enabled = rk8xx_is_enabled_wmsk_regmap, |
| 711 | .set_suspend_voltage = rk817_set_suspend_voltage, |
| 712 | .set_suspend_enable = rk817_set_suspend_enable, |
| 713 | .set_suspend_disable = rk817_set_suspend_disable, |
| 714 | }; |
| 715 | |
| 716 | static struct regulator_ops rk817_boost_ops = { |
| 717 | .list_voltage = regulator_list_voltage_linear, |
| 718 | .map_voltage = regulator_map_voltage_linear, |
| 719 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
| 720 | .set_voltage_sel = regulator_set_voltage_sel_regmap, |
| 721 | .enable = regulator_enable_regmap, |
| 722 | .disable = regulator_disable_regmap, |
| 723 | .is_enabled = rk8xx_is_enabled_wmsk_regmap, |
| 724 | .set_suspend_enable = rk817_set_suspend_enable, |
| 725 | .set_suspend_disable = rk817_set_suspend_disable, |
| 726 | }; |
| 727 | |
| 728 | static struct regulator_ops rk817_buck_ops_range = { |
| 729 | .list_voltage = regulator_list_voltage_linear_range, |
| 730 | .map_voltage = regulator_map_voltage_linear_range, |
| 731 | .get_voltage_sel = regulator_get_voltage_sel_regmap, |
| 732 | .set_voltage_sel = regulator_set_voltage_sel_regmap, |
| 733 | .set_voltage_time_sel = regulator_set_voltage_time_sel, |
| 734 | .enable = regulator_enable_regmap, |
| 735 | .disable = regulator_disable_regmap, |
| 736 | .is_enabled = rk8xx_is_enabled_wmsk_regmap, |
| 737 | .set_mode = rk8xx_set_mode, |
| 738 | .get_mode = rk8xx_get_mode, |
| 739 | .set_suspend_mode = rk8xx_set_suspend_mode, |
| 740 | .set_ramp_delay = rk817_set_ramp_delay, |
| 741 | .set_suspend_voltage = rk808_set_suspend_voltage_range, |
| 742 | .set_suspend_enable = rk817_set_suspend_enable, |
| 743 | .set_suspend_disable = rk817_set_suspend_disable, |
| 744 | }; |
| 745 | |
| 746 | static struct regulator_ops rk817_switch_ops = { |
| 747 | .enable = regulator_enable_regmap, |
| 748 | .disable = regulator_disable_regmap, |
| 749 | .is_enabled = rk8xx_is_enabled_wmsk_regmap, |
| 750 | .set_suspend_enable = rk817_set_suspend_enable, |
| 751 | .set_suspend_disable = rk817_set_suspend_disable, |
| 752 | }; |
| 753 | |
Elaine Zhang | c4e0d34 | 2017-08-21 03:28:36 +0200 | [diff] [blame] | 754 | static const struct regulator_desc rk805_reg[] = { |
| 755 | { |
| 756 | .name = "DCDC_REG1", |
| 757 | .supply_name = "vcc1", |
| 758 | .of_match = of_match_ptr("DCDC_REG1"), |
| 759 | .regulators_node = of_match_ptr("regulators"), |
| 760 | .id = RK805_ID_DCDC1, |
Axel Lin | 4f29706 | 2019-02-04 15:10:51 +0800 | [diff] [blame] | 761 | .ops = &rk808_reg_ops_ranges, |
Elaine Zhang | c4e0d34 | 2017-08-21 03:28:36 +0200 | [diff] [blame] | 762 | .type = REGULATOR_VOLTAGE, |
Axel Lin | 4f29706 | 2019-02-04 15:10:51 +0800 | [diff] [blame] | 763 | .n_voltages = 64, |
| 764 | .linear_ranges = rk805_buck_1_2_voltage_ranges, |
| 765 | .n_linear_ranges = ARRAY_SIZE(rk805_buck_1_2_voltage_ranges), |
Elaine Zhang | c4e0d34 | 2017-08-21 03:28:36 +0200 | [diff] [blame] | 766 | .vsel_reg = RK805_BUCK1_ON_VSEL_REG, |
| 767 | .vsel_mask = RK818_BUCK_VSEL_MASK, |
| 768 | .enable_reg = RK805_DCDC_EN_REG, |
| 769 | .enable_mask = BIT(0), |
| 770 | .owner = THIS_MODULE, |
| 771 | }, { |
| 772 | .name = "DCDC_REG2", |
| 773 | .supply_name = "vcc2", |
| 774 | .of_match = of_match_ptr("DCDC_REG2"), |
| 775 | .regulators_node = of_match_ptr("regulators"), |
| 776 | .id = RK805_ID_DCDC2, |
Axel Lin | 4f29706 | 2019-02-04 15:10:51 +0800 | [diff] [blame] | 777 | .ops = &rk808_reg_ops_ranges, |
Elaine Zhang | c4e0d34 | 2017-08-21 03:28:36 +0200 | [diff] [blame] | 778 | .type = REGULATOR_VOLTAGE, |
Axel Lin | 4f29706 | 2019-02-04 15:10:51 +0800 | [diff] [blame] | 779 | .n_voltages = 64, |
| 780 | .linear_ranges = rk805_buck_1_2_voltage_ranges, |
| 781 | .n_linear_ranges = ARRAY_SIZE(rk805_buck_1_2_voltage_ranges), |
Elaine Zhang | c4e0d34 | 2017-08-21 03:28:36 +0200 | [diff] [blame] | 782 | .vsel_reg = RK805_BUCK2_ON_VSEL_REG, |
| 783 | .vsel_mask = RK818_BUCK_VSEL_MASK, |
| 784 | .enable_reg = RK805_DCDC_EN_REG, |
| 785 | .enable_mask = BIT(1), |
| 786 | .owner = THIS_MODULE, |
| 787 | }, { |
| 788 | .name = "DCDC_REG3", |
| 789 | .supply_name = "vcc3", |
| 790 | .of_match = of_match_ptr("DCDC_REG3"), |
| 791 | .regulators_node = of_match_ptr("regulators"), |
| 792 | .id = RK805_ID_DCDC3, |
| 793 | .ops = &rk805_switch_ops, |
| 794 | .type = REGULATOR_VOLTAGE, |
| 795 | .n_voltages = 1, |
| 796 | .enable_reg = RK805_DCDC_EN_REG, |
| 797 | .enable_mask = BIT(2), |
| 798 | .owner = THIS_MODULE, |
| 799 | }, |
| 800 | |
| 801 | RK805_DESC(RK805_ID_DCDC4, "DCDC_REG4", "vcc4", 800, 3400, 100, |
| 802 | RK805_BUCK4_ON_VSEL_REG, RK818_BUCK4_VSEL_MASK, |
| 803 | RK805_DCDC_EN_REG, BIT(3), 0), |
| 804 | |
| 805 | RK805_DESC(RK805_ID_LDO1, "LDO_REG1", "vcc5", 800, 3400, 100, |
| 806 | RK805_LDO1_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG, |
| 807 | BIT(0), 400), |
| 808 | RK805_DESC(RK805_ID_LDO2, "LDO_REG2", "vcc5", 800, 3400, 100, |
| 809 | RK805_LDO2_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG, |
| 810 | BIT(1), 400), |
| 811 | RK805_DESC(RK805_ID_LDO3, "LDO_REG3", "vcc6", 800, 3400, 100, |
| 812 | RK805_LDO3_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK805_LDO_EN_REG, |
| 813 | BIT(2), 400), |
| 814 | }; |
| 815 | |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 816 | static const struct regulator_desc rk808_reg[] = { |
| 817 | { |
| 818 | .name = "DCDC_REG1", |
Doug Anderson | b8074eb | 2014-09-02 09:14:28 -0700 | [diff] [blame] | 819 | .supply_name = "vcc1", |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 820 | .of_match = of_match_ptr("DCDC_REG1"), |
| 821 | .regulators_node = of_match_ptr("regulators"), |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 822 | .id = RK808_ID_DCDC1, |
Doug Anderson | 8af2522 | 2014-09-16 10:22:54 -0700 | [diff] [blame] | 823 | .ops = &rk808_buck1_2_ops, |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 824 | .type = REGULATOR_VOLTAGE, |
Wadim Egorov | afcd666 | 2016-04-25 15:20:43 +0200 | [diff] [blame] | 825 | .min_uV = 712500, |
| 826 | .uV_step = 12500, |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 827 | .n_voltages = 64, |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 828 | .vsel_reg = RK808_BUCK1_ON_VSEL_REG, |
| 829 | .vsel_mask = RK808_BUCK_VSEL_MASK, |
| 830 | .enable_reg = RK808_DCDC_EN_REG, |
| 831 | .enable_mask = BIT(0), |
| 832 | .owner = THIS_MODULE, |
| 833 | }, { |
| 834 | .name = "DCDC_REG2", |
Doug Anderson | b8074eb | 2014-09-02 09:14:28 -0700 | [diff] [blame] | 835 | .supply_name = "vcc2", |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 836 | .of_match = of_match_ptr("DCDC_REG2"), |
| 837 | .regulators_node = of_match_ptr("regulators"), |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 838 | .id = RK808_ID_DCDC2, |
Doug Anderson | 8af2522 | 2014-09-16 10:22:54 -0700 | [diff] [blame] | 839 | .ops = &rk808_buck1_2_ops, |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 840 | .type = REGULATOR_VOLTAGE, |
Wadim Egorov | afcd666 | 2016-04-25 15:20:43 +0200 | [diff] [blame] | 841 | .min_uV = 712500, |
| 842 | .uV_step = 12500, |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 843 | .n_voltages = 64, |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 844 | .vsel_reg = RK808_BUCK2_ON_VSEL_REG, |
| 845 | .vsel_mask = RK808_BUCK_VSEL_MASK, |
| 846 | .enable_reg = RK808_DCDC_EN_REG, |
| 847 | .enable_mask = BIT(1), |
| 848 | .owner = THIS_MODULE, |
| 849 | }, { |
| 850 | .name = "DCDC_REG3", |
Doug Anderson | b8074eb | 2014-09-02 09:14:28 -0700 | [diff] [blame] | 851 | .supply_name = "vcc3", |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 852 | .of_match = of_match_ptr("DCDC_REG3"), |
| 853 | .regulators_node = of_match_ptr("regulators"), |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 854 | .id = RK808_ID_DCDC3, |
| 855 | .ops = &rk808_switch_ops, |
| 856 | .type = REGULATOR_VOLTAGE, |
| 857 | .n_voltages = 1, |
| 858 | .enable_reg = RK808_DCDC_EN_REG, |
| 859 | .enable_mask = BIT(2), |
| 860 | .owner = THIS_MODULE, |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 861 | }, |
| 862 | RK8XX_DESC(RK808_ID_DCDC4, "DCDC_REG4", "vcc4", 1800, 3300, 100, |
| 863 | RK808_BUCK4_ON_VSEL_REG, RK808_BUCK4_VSEL_MASK, |
| 864 | RK808_DCDC_EN_REG, BIT(3), 0), |
| 865 | RK8XX_DESC(RK808_ID_LDO1, "LDO_REG1", "vcc6", 1800, 3400, 100, |
| 866 | RK808_LDO1_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG, |
| 867 | BIT(0), 400), |
| 868 | RK8XX_DESC(RK808_ID_LDO2, "LDO_REG2", "vcc6", 1800, 3400, 100, |
| 869 | RK808_LDO2_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG, |
| 870 | BIT(1), 400), |
| 871 | { |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 872 | .name = "LDO_REG3", |
Doug Anderson | b8074eb | 2014-09-02 09:14:28 -0700 | [diff] [blame] | 873 | .supply_name = "vcc7", |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 874 | .of_match = of_match_ptr("LDO_REG3"), |
| 875 | .regulators_node = of_match_ptr("regulators"), |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 876 | .id = RK808_ID_LDO3, |
Wadim Egorov | 129d7cf | 2016-04-26 16:54:04 +0200 | [diff] [blame] | 877 | .ops = &rk808_reg_ops_ranges, |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 878 | .type = REGULATOR_VOLTAGE, |
| 879 | .n_voltages = 16, |
| 880 | .linear_ranges = rk808_ldo3_voltage_ranges, |
| 881 | .n_linear_ranges = ARRAY_SIZE(rk808_ldo3_voltage_ranges), |
| 882 | .vsel_reg = RK808_LDO3_ON_VSEL_REG, |
| 883 | .vsel_mask = RK808_BUCK4_VSEL_MASK, |
| 884 | .enable_reg = RK808_LDO_EN_REG, |
| 885 | .enable_mask = BIT(2), |
Doug Anderson | 28249b0 | 2015-02-20 16:53:38 -0800 | [diff] [blame] | 886 | .enable_time = 400, |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 887 | .owner = THIS_MODULE, |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 888 | }, |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 889 | RK8XX_DESC(RK808_ID_LDO4, "LDO_REG4", "vcc9", 1800, 3400, 100, |
| 890 | RK808_LDO4_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG, |
| 891 | BIT(3), 400), |
| 892 | RK8XX_DESC(RK808_ID_LDO5, "LDO_REG5", "vcc9", 1800, 3400, 100, |
| 893 | RK808_LDO5_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG, |
| 894 | BIT(4), 400), |
| 895 | RK8XX_DESC(RK808_ID_LDO6, "LDO_REG6", "vcc10", 800, 2500, 100, |
| 896 | RK808_LDO6_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG, |
| 897 | BIT(5), 400), |
| 898 | RK8XX_DESC(RK808_ID_LDO7, "LDO_REG7", "vcc7", 800, 2500, 100, |
| 899 | RK808_LDO7_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG, |
| 900 | BIT(6), 400), |
| 901 | RK8XX_DESC(RK808_ID_LDO8, "LDO_REG8", "vcc11", 1800, 3400, 100, |
| 902 | RK808_LDO8_ON_VSEL_REG, RK808_LDO_VSEL_MASK, RK808_LDO_EN_REG, |
| 903 | BIT(7), 400), |
| 904 | RK8XX_DESC_SWITCH(RK808_ID_SWITCH1, "SWITCH_REG1", "vcc8", |
| 905 | RK808_DCDC_EN_REG, BIT(5)), |
| 906 | RK8XX_DESC_SWITCH(RK808_ID_SWITCH2, "SWITCH_REG2", "vcc12", |
| 907 | RK808_DCDC_EN_REG, BIT(6)), |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 908 | }; |
| 909 | |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 910 | static const struct regulator_desc rk809_reg[] = { |
| 911 | { |
| 912 | .name = "DCDC_REG1", |
| 913 | .supply_name = "vcc1", |
| 914 | .of_match = of_match_ptr("DCDC_REG1"), |
| 915 | .regulators_node = of_match_ptr("regulators"), |
| 916 | .id = RK817_ID_DCDC1, |
| 917 | .ops = &rk817_buck_ops_range, |
| 918 | .type = REGULATOR_VOLTAGE, |
| 919 | .n_voltages = RK817_BUCK1_SEL_CNT + 1, |
| 920 | .linear_ranges = rk817_buck1_voltage_ranges, |
| 921 | .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), |
| 922 | .vsel_reg = RK817_BUCK1_ON_VSEL_REG, |
| 923 | .vsel_mask = RK817_BUCK_VSEL_MASK, |
| 924 | .enable_reg = RK817_POWER_EN_REG(0), |
| 925 | .enable_mask = ENABLE_MASK(RK817_ID_DCDC1), |
| 926 | .enable_val = ENABLE_MASK(RK817_ID_DCDC1), |
| 927 | .disable_val = DISABLE_VAL(RK817_ID_DCDC1), |
| 928 | .of_map_mode = rk8xx_regulator_of_map_mode, |
| 929 | .owner = THIS_MODULE, |
| 930 | }, { |
| 931 | .name = "DCDC_REG2", |
| 932 | .supply_name = "vcc2", |
| 933 | .of_match = of_match_ptr("DCDC_REG2"), |
| 934 | .regulators_node = of_match_ptr("regulators"), |
| 935 | .id = RK817_ID_DCDC2, |
| 936 | .ops = &rk817_buck_ops_range, |
| 937 | .type = REGULATOR_VOLTAGE, |
| 938 | .n_voltages = RK817_BUCK1_SEL_CNT + 1, |
| 939 | .linear_ranges = rk817_buck1_voltage_ranges, |
| 940 | .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), |
| 941 | .vsel_reg = RK817_BUCK2_ON_VSEL_REG, |
| 942 | .vsel_mask = RK817_BUCK_VSEL_MASK, |
| 943 | .enable_reg = RK817_POWER_EN_REG(0), |
| 944 | .enable_mask = ENABLE_MASK(RK817_ID_DCDC2), |
| 945 | .enable_val = ENABLE_MASK(RK817_ID_DCDC2), |
| 946 | .disable_val = DISABLE_VAL(RK817_ID_DCDC2), |
| 947 | .of_map_mode = rk8xx_regulator_of_map_mode, |
| 948 | .owner = THIS_MODULE, |
| 949 | }, { |
| 950 | .name = "DCDC_REG3", |
| 951 | .supply_name = "vcc3", |
| 952 | .of_match = of_match_ptr("DCDC_REG3"), |
| 953 | .regulators_node = of_match_ptr("regulators"), |
| 954 | .id = RK817_ID_DCDC3, |
| 955 | .ops = &rk817_buck_ops_range, |
| 956 | .type = REGULATOR_VOLTAGE, |
| 957 | .n_voltages = RK817_BUCK1_SEL_CNT + 1, |
| 958 | .linear_ranges = rk817_buck1_voltage_ranges, |
| 959 | .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), |
| 960 | .vsel_reg = RK817_BUCK3_ON_VSEL_REG, |
| 961 | .vsel_mask = RK817_BUCK_VSEL_MASK, |
| 962 | .enable_reg = RK817_POWER_EN_REG(0), |
| 963 | .enable_mask = ENABLE_MASK(RK817_ID_DCDC3), |
| 964 | .enable_val = ENABLE_MASK(RK817_ID_DCDC3), |
| 965 | .disable_val = DISABLE_VAL(RK817_ID_DCDC3), |
| 966 | .of_map_mode = rk8xx_regulator_of_map_mode, |
| 967 | .owner = THIS_MODULE, |
| 968 | }, { |
| 969 | .name = "DCDC_REG4", |
| 970 | .supply_name = "vcc4", |
| 971 | .of_match = of_match_ptr("DCDC_REG4"), |
| 972 | .regulators_node = of_match_ptr("regulators"), |
| 973 | .id = RK817_ID_DCDC4, |
| 974 | .ops = &rk817_buck_ops_range, |
| 975 | .type = REGULATOR_VOLTAGE, |
| 976 | .n_voltages = RK817_BUCK3_SEL_CNT + 1, |
| 977 | .linear_ranges = rk817_buck3_voltage_ranges, |
| 978 | .n_linear_ranges = ARRAY_SIZE(rk817_buck3_voltage_ranges), |
| 979 | .vsel_reg = RK817_BUCK4_ON_VSEL_REG, |
| 980 | .vsel_mask = RK817_BUCK_VSEL_MASK, |
| 981 | .enable_reg = RK817_POWER_EN_REG(0), |
| 982 | .enable_mask = ENABLE_MASK(RK817_ID_DCDC4), |
| 983 | .enable_val = ENABLE_MASK(RK817_ID_DCDC4), |
| 984 | .disable_val = DISABLE_VAL(RK817_ID_DCDC4), |
| 985 | .of_map_mode = rk8xx_regulator_of_map_mode, |
| 986 | .owner = THIS_MODULE, |
| 987 | }, |
| 988 | { |
| 989 | .name = "DCDC_REG5", |
| 990 | .supply_name = "vcc9", |
| 991 | .of_match = of_match_ptr("DCDC_REG5"), |
| 992 | .regulators_node = of_match_ptr("regulators"), |
| 993 | .id = RK809_ID_DCDC5, |
| 994 | .ops = &rk809_buck5_ops_range, |
| 995 | .type = REGULATOR_VOLTAGE, |
| 996 | .n_voltages = RK809_BUCK5_SEL_CNT, |
| 997 | .linear_ranges = rk809_buck5_voltage_ranges, |
| 998 | .n_linear_ranges = ARRAY_SIZE(rk809_buck5_voltage_ranges), |
| 999 | .vsel_reg = RK809_BUCK5_CONFIG(0), |
| 1000 | .vsel_mask = RK809_BUCK5_VSEL_MASK, |
| 1001 | .enable_reg = RK817_POWER_EN_REG(3), |
| 1002 | .enable_mask = ENABLE_MASK(1), |
| 1003 | .enable_val = ENABLE_MASK(1), |
| 1004 | .disable_val = DISABLE_VAL(1), |
| 1005 | .of_map_mode = rk8xx_regulator_of_map_mode, |
| 1006 | .owner = THIS_MODULE, |
| 1007 | }, |
| 1008 | RK817_DESC(RK817_ID_LDO1, "LDO_REG1", "vcc5", 600, 3400, 25, |
| 1009 | RK817_LDO_ON_VSEL_REG(0), RK817_LDO_VSEL_MASK, |
| 1010 | RK817_POWER_EN_REG(1), ENABLE_MASK(0), |
| 1011 | DISABLE_VAL(0), 400), |
| 1012 | RK817_DESC(RK817_ID_LDO2, "LDO_REG2", "vcc5", 600, 3400, 25, |
| 1013 | RK817_LDO_ON_VSEL_REG(1), RK817_LDO_VSEL_MASK, |
| 1014 | RK817_POWER_EN_REG(1), ENABLE_MASK(1), |
| 1015 | DISABLE_VAL(1), 400), |
| 1016 | RK817_DESC(RK817_ID_LDO3, "LDO_REG3", "vcc5", 600, 3400, 25, |
| 1017 | RK817_LDO_ON_VSEL_REG(2), RK817_LDO_VSEL_MASK, |
| 1018 | RK817_POWER_EN_REG(1), ENABLE_MASK(2), |
| 1019 | DISABLE_VAL(2), 400), |
| 1020 | RK817_DESC(RK817_ID_LDO4, "LDO_REG4", "vcc6", 600, 3400, 25, |
| 1021 | RK817_LDO_ON_VSEL_REG(3), RK817_LDO_VSEL_MASK, |
| 1022 | RK817_POWER_EN_REG(1), ENABLE_MASK(3), |
| 1023 | DISABLE_VAL(3), 400), |
| 1024 | RK817_DESC(RK817_ID_LDO5, "LDO_REG5", "vcc6", 600, 3400, 25, |
| 1025 | RK817_LDO_ON_VSEL_REG(4), RK817_LDO_VSEL_MASK, |
| 1026 | RK817_POWER_EN_REG(2), ENABLE_MASK(0), |
| 1027 | DISABLE_VAL(0), 400), |
| 1028 | RK817_DESC(RK817_ID_LDO6, "LDO_REG6", "vcc6", 600, 3400, 25, |
| 1029 | RK817_LDO_ON_VSEL_REG(5), RK817_LDO_VSEL_MASK, |
| 1030 | RK817_POWER_EN_REG(2), ENABLE_MASK(1), |
| 1031 | DISABLE_VAL(1), 400), |
| 1032 | RK817_DESC(RK817_ID_LDO7, "LDO_REG7", "vcc7", 600, 3400, 25, |
| 1033 | RK817_LDO_ON_VSEL_REG(6), RK817_LDO_VSEL_MASK, |
| 1034 | RK817_POWER_EN_REG(2), ENABLE_MASK(2), |
| 1035 | DISABLE_VAL(2), 400), |
| 1036 | RK817_DESC(RK817_ID_LDO8, "LDO_REG8", "vcc7", 600, 3400, 25, |
| 1037 | RK817_LDO_ON_VSEL_REG(7), RK817_LDO_VSEL_MASK, |
| 1038 | RK817_POWER_EN_REG(2), ENABLE_MASK(3), |
| 1039 | DISABLE_VAL(3), 400), |
| 1040 | RK817_DESC(RK817_ID_LDO9, "LDO_REG9", "vcc7", 600, 3400, 25, |
| 1041 | RK817_LDO_ON_VSEL_REG(8), RK817_LDO_VSEL_MASK, |
| 1042 | RK817_POWER_EN_REG(3), ENABLE_MASK(0), |
| 1043 | DISABLE_VAL(0), 400), |
| 1044 | RK817_DESC_SWITCH(RK809_ID_SW1, "SWITCH_REG1", "vcc9", |
| 1045 | RK817_POWER_EN_REG(3), ENABLE_MASK(2), |
| 1046 | DISABLE_VAL(2)), |
| 1047 | RK817_DESC_SWITCH(RK809_ID_SW2, "SWITCH_REG2", "vcc8", |
| 1048 | RK817_POWER_EN_REG(3), ENABLE_MASK(3), |
| 1049 | DISABLE_VAL(3)), |
| 1050 | }; |
| 1051 | |
| 1052 | static const struct regulator_desc rk817_reg[] = { |
| 1053 | { |
| 1054 | .name = "DCDC_REG1", |
| 1055 | .supply_name = "vcc1", |
| 1056 | .of_match = of_match_ptr("DCDC_REG1"), |
| 1057 | .regulators_node = of_match_ptr("regulators"), |
| 1058 | .id = RK817_ID_DCDC1, |
| 1059 | .ops = &rk817_buck_ops_range, |
| 1060 | .type = REGULATOR_VOLTAGE, |
| 1061 | .n_voltages = RK817_BUCK1_SEL_CNT + 1, |
| 1062 | .linear_ranges = rk817_buck1_voltage_ranges, |
| 1063 | .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), |
| 1064 | .vsel_reg = RK817_BUCK1_ON_VSEL_REG, |
| 1065 | .vsel_mask = RK817_BUCK_VSEL_MASK, |
| 1066 | .enable_reg = RK817_POWER_EN_REG(0), |
| 1067 | .enable_mask = ENABLE_MASK(RK817_ID_DCDC1), |
| 1068 | .enable_val = ENABLE_MASK(RK817_ID_DCDC1), |
| 1069 | .disable_val = DISABLE_VAL(RK817_ID_DCDC1), |
| 1070 | .of_map_mode = rk8xx_regulator_of_map_mode, |
| 1071 | .owner = THIS_MODULE, |
| 1072 | }, { |
| 1073 | .name = "DCDC_REG2", |
| 1074 | .supply_name = "vcc2", |
| 1075 | .of_match = of_match_ptr("DCDC_REG2"), |
| 1076 | .regulators_node = of_match_ptr("regulators"), |
| 1077 | .id = RK817_ID_DCDC2, |
| 1078 | .ops = &rk817_buck_ops_range, |
| 1079 | .type = REGULATOR_VOLTAGE, |
| 1080 | .n_voltages = RK817_BUCK1_SEL_CNT + 1, |
| 1081 | .linear_ranges = rk817_buck1_voltage_ranges, |
| 1082 | .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), |
| 1083 | .vsel_reg = RK817_BUCK2_ON_VSEL_REG, |
| 1084 | .vsel_mask = RK817_BUCK_VSEL_MASK, |
| 1085 | .enable_reg = RK817_POWER_EN_REG(0), |
| 1086 | .enable_mask = ENABLE_MASK(RK817_ID_DCDC2), |
| 1087 | .enable_val = ENABLE_MASK(RK817_ID_DCDC2), |
| 1088 | .disable_val = DISABLE_VAL(RK817_ID_DCDC2), |
| 1089 | .of_map_mode = rk8xx_regulator_of_map_mode, |
| 1090 | .owner = THIS_MODULE, |
| 1091 | }, { |
| 1092 | .name = "DCDC_REG3", |
| 1093 | .supply_name = "vcc3", |
| 1094 | .of_match = of_match_ptr("DCDC_REG3"), |
| 1095 | .regulators_node = of_match_ptr("regulators"), |
| 1096 | .id = RK817_ID_DCDC3, |
| 1097 | .ops = &rk817_buck_ops_range, |
| 1098 | .type = REGULATOR_VOLTAGE, |
| 1099 | .n_voltages = RK817_BUCK1_SEL_CNT + 1, |
| 1100 | .linear_ranges = rk817_buck1_voltage_ranges, |
| 1101 | .n_linear_ranges = ARRAY_SIZE(rk817_buck1_voltage_ranges), |
| 1102 | .vsel_reg = RK817_BUCK3_ON_VSEL_REG, |
| 1103 | .vsel_mask = RK817_BUCK_VSEL_MASK, |
| 1104 | .enable_reg = RK817_POWER_EN_REG(0), |
| 1105 | .enable_mask = ENABLE_MASK(RK817_ID_DCDC3), |
| 1106 | .enable_val = ENABLE_MASK(RK817_ID_DCDC3), |
| 1107 | .disable_val = DISABLE_VAL(RK817_ID_DCDC3), |
| 1108 | .of_map_mode = rk8xx_regulator_of_map_mode, |
| 1109 | .owner = THIS_MODULE, |
| 1110 | }, { |
| 1111 | .name = "DCDC_REG4", |
| 1112 | .supply_name = "vcc4", |
| 1113 | .of_match = of_match_ptr("DCDC_REG4"), |
| 1114 | .regulators_node = of_match_ptr("regulators"), |
| 1115 | .id = RK817_ID_DCDC4, |
| 1116 | .ops = &rk817_buck_ops_range, |
| 1117 | .type = REGULATOR_VOLTAGE, |
| 1118 | .n_voltages = RK817_BUCK3_SEL_CNT + 1, |
| 1119 | .linear_ranges = rk817_buck3_voltage_ranges, |
| 1120 | .n_linear_ranges = ARRAY_SIZE(rk817_buck3_voltage_ranges), |
| 1121 | .vsel_reg = RK817_BUCK4_ON_VSEL_REG, |
| 1122 | .vsel_mask = RK817_BUCK_VSEL_MASK, |
| 1123 | .enable_reg = RK817_POWER_EN_REG(0), |
| 1124 | .enable_mask = ENABLE_MASK(RK817_ID_DCDC4), |
| 1125 | .enable_val = ENABLE_MASK(RK817_ID_DCDC4), |
| 1126 | .disable_val = DISABLE_VAL(RK817_ID_DCDC4), |
| 1127 | .of_map_mode = rk8xx_regulator_of_map_mode, |
| 1128 | .owner = THIS_MODULE, |
| 1129 | }, |
| 1130 | RK817_DESC(RK817_ID_LDO1, "LDO_REG1", "vcc5", 600, 3400, 25, |
| 1131 | RK817_LDO_ON_VSEL_REG(0), RK817_LDO_VSEL_MASK, |
| 1132 | RK817_POWER_EN_REG(1), ENABLE_MASK(0), |
| 1133 | DISABLE_VAL(0), 400), |
| 1134 | RK817_DESC(RK817_ID_LDO2, "LDO_REG2", "vcc5", 600, 3400, 25, |
| 1135 | RK817_LDO_ON_VSEL_REG(1), RK817_LDO_VSEL_MASK, |
| 1136 | RK817_POWER_EN_REG(1), ENABLE_MASK(1), |
| 1137 | DISABLE_VAL(1), 400), |
| 1138 | RK817_DESC(RK817_ID_LDO3, "LDO_REG3", "vcc5", 600, 3400, 25, |
| 1139 | RK817_LDO_ON_VSEL_REG(2), RK817_LDO_VSEL_MASK, |
| 1140 | RK817_POWER_EN_REG(1), ENABLE_MASK(2), |
| 1141 | DISABLE_VAL(2), 400), |
| 1142 | RK817_DESC(RK817_ID_LDO4, "LDO_REG4", "vcc6", 600, 3400, 25, |
| 1143 | RK817_LDO_ON_VSEL_REG(3), RK817_LDO_VSEL_MASK, |
| 1144 | RK817_POWER_EN_REG(1), ENABLE_MASK(3), |
| 1145 | DISABLE_VAL(3), 400), |
| 1146 | RK817_DESC(RK817_ID_LDO5, "LDO_REG5", "vcc6", 600, 3400, 25, |
| 1147 | RK817_LDO_ON_VSEL_REG(4), RK817_LDO_VSEL_MASK, |
| 1148 | RK817_POWER_EN_REG(2), ENABLE_MASK(0), |
| 1149 | DISABLE_VAL(0), 400), |
| 1150 | RK817_DESC(RK817_ID_LDO6, "LDO_REG6", "vcc6", 600, 3400, 25, |
| 1151 | RK817_LDO_ON_VSEL_REG(5), RK817_LDO_VSEL_MASK, |
| 1152 | RK817_POWER_EN_REG(2), ENABLE_MASK(1), |
| 1153 | DISABLE_VAL(1), 400), |
| 1154 | RK817_DESC(RK817_ID_LDO7, "LDO_REG7", "vcc7", 600, 3400, 25, |
| 1155 | RK817_LDO_ON_VSEL_REG(6), RK817_LDO_VSEL_MASK, |
| 1156 | RK817_POWER_EN_REG(2), ENABLE_MASK(2), |
| 1157 | DISABLE_VAL(2), 400), |
| 1158 | RK817_DESC(RK817_ID_LDO8, "LDO_REG8", "vcc7", 600, 3400, 25, |
| 1159 | RK817_LDO_ON_VSEL_REG(7), RK817_LDO_VSEL_MASK, |
| 1160 | RK817_POWER_EN_REG(2), ENABLE_MASK(3), |
| 1161 | DISABLE_VAL(3), 400), |
| 1162 | RK817_DESC(RK817_ID_LDO9, "LDO_REG9", "vcc7", 600, 3400, 25, |
| 1163 | RK817_LDO_ON_VSEL_REG(8), RK817_LDO_VSEL_MASK, |
| 1164 | RK817_POWER_EN_REG(3), ENABLE_MASK(0), |
| 1165 | DISABLE_VAL(0), 400), |
| 1166 | RK817_BOOST_DESC(RK817_ID_BOOST, "BOOST", "vcc8", 4700, 5400, 100, |
| 1167 | RK817_BOOST_OTG_CFG, RK817_BOOST_VSEL_MASK, |
| 1168 | RK817_POWER_EN_REG(3), ENABLE_MASK(1), ENABLE_MASK(1), |
| 1169 | DISABLE_VAL(1), 400, 3500 - 5400), |
| 1170 | RK817_DESC_SWITCH(RK817_ID_BOOST_OTG_SW, "OTG_SWITCH", "vcc9", |
| 1171 | RK817_POWER_EN_REG(3), ENABLE_MASK(2), |
| 1172 | DISABLE_VAL(2)), |
| 1173 | }; |
| 1174 | |
Wadim Egorov | 1137529 | 2016-08-29 13:07:59 +0200 | [diff] [blame] | 1175 | static const struct regulator_desc rk818_reg[] = { |
| 1176 | { |
| 1177 | .name = "DCDC_REG1", |
| 1178 | .supply_name = "vcc1", |
| 1179 | .of_match = of_match_ptr("DCDC_REG1"), |
| 1180 | .regulators_node = of_match_ptr("regulators"), |
| 1181 | .id = RK818_ID_DCDC1, |
| 1182 | .ops = &rk808_reg_ops, |
| 1183 | .type = REGULATOR_VOLTAGE, |
| 1184 | .min_uV = 712500, |
| 1185 | .uV_step = 12500, |
| 1186 | .n_voltages = 64, |
| 1187 | .vsel_reg = RK818_BUCK1_ON_VSEL_REG, |
| 1188 | .vsel_mask = RK818_BUCK_VSEL_MASK, |
| 1189 | .enable_reg = RK818_DCDC_EN_REG, |
| 1190 | .enable_mask = BIT(0), |
| 1191 | .owner = THIS_MODULE, |
| 1192 | }, { |
| 1193 | .name = "DCDC_REG2", |
| 1194 | .supply_name = "vcc2", |
| 1195 | .of_match = of_match_ptr("DCDC_REG2"), |
| 1196 | .regulators_node = of_match_ptr("regulators"), |
| 1197 | .id = RK818_ID_DCDC2, |
| 1198 | .ops = &rk808_reg_ops, |
| 1199 | .type = REGULATOR_VOLTAGE, |
| 1200 | .min_uV = 712500, |
| 1201 | .uV_step = 12500, |
| 1202 | .n_voltages = 64, |
| 1203 | .vsel_reg = RK818_BUCK2_ON_VSEL_REG, |
| 1204 | .vsel_mask = RK818_BUCK_VSEL_MASK, |
| 1205 | .enable_reg = RK818_DCDC_EN_REG, |
| 1206 | .enable_mask = BIT(1), |
| 1207 | .owner = THIS_MODULE, |
| 1208 | }, { |
| 1209 | .name = "DCDC_REG3", |
| 1210 | .supply_name = "vcc3", |
| 1211 | .of_match = of_match_ptr("DCDC_REG3"), |
| 1212 | .regulators_node = of_match_ptr("regulators"), |
| 1213 | .id = RK818_ID_DCDC3, |
| 1214 | .ops = &rk808_switch_ops, |
| 1215 | .type = REGULATOR_VOLTAGE, |
| 1216 | .n_voltages = 1, |
| 1217 | .enable_reg = RK818_DCDC_EN_REG, |
| 1218 | .enable_mask = BIT(2), |
| 1219 | .owner = THIS_MODULE, |
| 1220 | }, |
| 1221 | RK8XX_DESC(RK818_ID_DCDC4, "DCDC_REG4", "vcc4", 1800, 3600, 100, |
| 1222 | RK818_BUCK4_ON_VSEL_REG, RK818_BUCK4_VSEL_MASK, |
| 1223 | RK818_DCDC_EN_REG, BIT(3), 0), |
| 1224 | RK8XX_DESC(RK818_ID_BOOST, "DCDC_BOOST", "boost", 4700, 5400, 100, |
| 1225 | RK818_BOOST_LDO9_ON_VSEL_REG, RK818_BOOST_ON_VSEL_MASK, |
| 1226 | RK818_DCDC_EN_REG, BIT(4), 0), |
| 1227 | RK8XX_DESC(RK818_ID_LDO1, "LDO_REG1", "vcc6", 1800, 3400, 100, |
| 1228 | RK818_LDO1_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, |
| 1229 | BIT(0), 400), |
| 1230 | RK8XX_DESC(RK818_ID_LDO2, "LDO_REG2", "vcc6", 1800, 3400, 100, |
Wadim Egorov | 75f8811 | 2017-03-22 16:50:50 +0100 | [diff] [blame] | 1231 | RK818_LDO2_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, |
Wadim Egorov | 1137529 | 2016-08-29 13:07:59 +0200 | [diff] [blame] | 1232 | BIT(1), 400), |
| 1233 | { |
| 1234 | .name = "LDO_REG3", |
| 1235 | .supply_name = "vcc7", |
| 1236 | .of_match = of_match_ptr("LDO_REG3"), |
| 1237 | .regulators_node = of_match_ptr("regulators"), |
| 1238 | .id = RK818_ID_LDO3, |
| 1239 | .ops = &rk808_reg_ops_ranges, |
| 1240 | .type = REGULATOR_VOLTAGE, |
| 1241 | .n_voltages = 16, |
| 1242 | .linear_ranges = rk808_ldo3_voltage_ranges, |
| 1243 | .n_linear_ranges = ARRAY_SIZE(rk808_ldo3_voltage_ranges), |
| 1244 | .vsel_reg = RK818_LDO3_ON_VSEL_REG, |
| 1245 | .vsel_mask = RK818_LDO3_ON_VSEL_MASK, |
| 1246 | .enable_reg = RK818_LDO_EN_REG, |
| 1247 | .enable_mask = BIT(2), |
| 1248 | .enable_time = 400, |
| 1249 | .owner = THIS_MODULE, |
| 1250 | }, |
| 1251 | RK8XX_DESC(RK818_ID_LDO4, "LDO_REG4", "vcc8", 1800, 3400, 100, |
| 1252 | RK818_LDO4_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, |
| 1253 | BIT(3), 400), |
| 1254 | RK8XX_DESC(RK818_ID_LDO5, "LDO_REG5", "vcc7", 1800, 3400, 100, |
| 1255 | RK818_LDO5_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, |
| 1256 | BIT(4), 400), |
| 1257 | RK8XX_DESC(RK818_ID_LDO6, "LDO_REG6", "vcc8", 800, 2500, 100, |
| 1258 | RK818_LDO6_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, |
| 1259 | BIT(5), 400), |
| 1260 | RK8XX_DESC(RK818_ID_LDO7, "LDO_REG7", "vcc7", 800, 2500, 100, |
| 1261 | RK818_LDO7_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, |
| 1262 | BIT(6), 400), |
| 1263 | RK8XX_DESC(RK818_ID_LDO8, "LDO_REG8", "vcc8", 1800, 3400, 100, |
| 1264 | RK818_LDO8_ON_VSEL_REG, RK818_LDO_VSEL_MASK, RK818_LDO_EN_REG, |
| 1265 | BIT(7), 400), |
| 1266 | RK8XX_DESC(RK818_ID_LDO9, "LDO_REG9", "vcc9", 1800, 3400, 100, |
| 1267 | RK818_BOOST_LDO9_ON_VSEL_REG, RK818_LDO_VSEL_MASK, |
| 1268 | RK818_DCDC_EN_REG, BIT(5), 400), |
| 1269 | RK8XX_DESC_SWITCH(RK818_ID_SWITCH, "SWITCH_REG", "vcc9", |
| 1270 | RK818_DCDC_EN_REG, BIT(6)), |
| 1271 | RK8XX_DESC_SWITCH(RK818_ID_HDMI_SWITCH, "HDMI_SWITCH", "h_5v", |
| 1272 | RK818_H5V_EN_REG, BIT(0)), |
| 1273 | RK8XX_DESC_SWITCH(RK818_ID_OTG_SWITCH, "OTG_SWITCH", "usb", |
| 1274 | RK818_DCDC_EN_REG, BIT(7)), |
| 1275 | }; |
| 1276 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 1277 | static int rk808_regulator_dt_parse_pdata(struct device *dev, |
| 1278 | struct device *client_dev, |
| 1279 | struct regmap *map, |
| 1280 | struct rk808_regulator_data *pdata) |
| 1281 | { |
| 1282 | struct device_node *np; |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 1283 | int tmp, ret = 0, i; |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 1284 | |
| 1285 | np = of_get_child_by_name(client_dev->of_node, "regulators"); |
| 1286 | if (!np) |
| 1287 | return -ENXIO; |
| 1288 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 1289 | for (i = 0; i < ARRAY_SIZE(pdata->dvs_gpio); i++) { |
Uwe Kleine-König | a13eaf0 | 2015-07-21 16:46:25 +0200 | [diff] [blame] | 1290 | pdata->dvs_gpio[i] = |
| 1291 | devm_gpiod_get_index_optional(client_dev, "dvs", i, |
| 1292 | GPIOD_OUT_LOW); |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 1293 | if (IS_ERR(pdata->dvs_gpio[i])) { |
Uwe Kleine-König | a13eaf0 | 2015-07-21 16:46:25 +0200 | [diff] [blame] | 1294 | ret = PTR_ERR(pdata->dvs_gpio[i]); |
| 1295 | dev_err(dev, "failed to get dvs%d gpio (%d)\n", i, ret); |
| 1296 | goto dt_parse_end; |
| 1297 | } |
| 1298 | |
| 1299 | if (!pdata->dvs_gpio[i]) { |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 1300 | dev_warn(dev, "there is no dvs%d gpio\n", i); |
| 1301 | continue; |
| 1302 | } |
| 1303 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 1304 | tmp = i ? RK808_DVS2_POL : RK808_DVS1_POL; |
| 1305 | ret = regmap_update_bits(map, RK808_IO_POL_REG, tmp, |
| 1306 | gpiod_is_active_low(pdata->dvs_gpio[i]) ? |
| 1307 | 0 : tmp); |
| 1308 | } |
| 1309 | |
| 1310 | dt_parse_end: |
| 1311 | of_node_put(np); |
| 1312 | return ret; |
| 1313 | } |
| 1314 | |
Chris Zhong | 571a401 | 2014-09-10 09:18:06 +0800 | [diff] [blame] | 1315 | static int rk808_regulator_probe(struct platform_device *pdev) |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1316 | { |
Chris Zhong | 571a401 | 2014-09-10 09:18:06 +0800 | [diff] [blame] | 1317 | struct rk808 *rk808 = dev_get_drvdata(pdev->dev.parent); |
| 1318 | struct i2c_client *client = rk808->i2c; |
Chris Zhong | 571a401 | 2014-09-10 09:18:06 +0800 | [diff] [blame] | 1319 | struct regulator_config config = {}; |
| 1320 | struct regulator_dev *rk808_rdev; |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 1321 | struct rk808_regulator_data *pdata; |
Wadim Egorov | 1137529 | 2016-08-29 13:07:59 +0200 | [diff] [blame] | 1322 | const struct regulator_desc *regulators; |
| 1323 | int ret, i, nregulators; |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1324 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 1325 | pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL); |
| 1326 | if (!pdata) |
| 1327 | return -ENOMEM; |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1328 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 1329 | ret = rk808_regulator_dt_parse_pdata(&pdev->dev, &client->dev, |
| 1330 | rk808->regmap, pdata); |
Chris Zhong | 571a401 | 2014-09-10 09:18:06 +0800 | [diff] [blame] | 1331 | if (ret < 0) |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1332 | return ret; |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1333 | |
Chris Zhong | bad47ad | 2015-07-20 17:23:53 +0800 | [diff] [blame] | 1334 | platform_set_drvdata(pdev, pdata); |
| 1335 | |
Wadim Egorov | 1137529 | 2016-08-29 13:07:59 +0200 | [diff] [blame] | 1336 | switch (rk808->variant) { |
Elaine Zhang | c4e0d34 | 2017-08-21 03:28:36 +0200 | [diff] [blame] | 1337 | case RK805_ID: |
| 1338 | regulators = rk805_reg; |
| 1339 | nregulators = RK805_NUM_REGULATORS; |
| 1340 | break; |
Wadim Egorov | 1137529 | 2016-08-29 13:07:59 +0200 | [diff] [blame] | 1341 | case RK808_ID: |
| 1342 | regulators = rk808_reg; |
| 1343 | nregulators = RK808_NUM_REGULATORS; |
| 1344 | break; |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 1345 | case RK809_ID: |
| 1346 | regulators = rk809_reg; |
| 1347 | nregulators = RK809_NUM_REGULATORS; |
| 1348 | break; |
| 1349 | case RK817_ID: |
| 1350 | regulators = rk817_reg; |
| 1351 | nregulators = RK817_NUM_REGULATORS; |
| 1352 | break; |
Wadim Egorov | 1137529 | 2016-08-29 13:07:59 +0200 | [diff] [blame] | 1353 | case RK818_ID: |
| 1354 | regulators = rk818_reg; |
| 1355 | nregulators = RK818_NUM_REGULATORS; |
| 1356 | break; |
| 1357 | default: |
| 1358 | dev_err(&client->dev, "unsupported RK8XX ID %lu\n", |
| 1359 | rk808->variant); |
| 1360 | return -EINVAL; |
| 1361 | } |
| 1362 | |
Wadim Egorov | 9e9daa0 | 2016-05-10 15:18:55 +0200 | [diff] [blame] | 1363 | config.dev = &client->dev; |
| 1364 | config.driver_data = pdata; |
| 1365 | config.regmap = rk808->regmap; |
| 1366 | |
Chris Zhong | 571a401 | 2014-09-10 09:18:06 +0800 | [diff] [blame] | 1367 | /* Instantiate the regulators */ |
Wadim Egorov | 1137529 | 2016-08-29 13:07:59 +0200 | [diff] [blame] | 1368 | for (i = 0; i < nregulators; i++) { |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1369 | rk808_rdev = devm_regulator_register(&pdev->dev, |
Wadim Egorov | 1137529 | 2016-08-29 13:07:59 +0200 | [diff] [blame] | 1370 | ®ulators[i], &config); |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1371 | if (IS_ERR(rk808_rdev)) { |
Chris Zhong | d76c333 | 2014-08-25 21:37:06 +0800 | [diff] [blame] | 1372 | dev_err(&client->dev, |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1373 | "failed to register %d regulator\n", i); |
| 1374 | return PTR_ERR(rk808_rdev); |
| 1375 | } |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1376 | } |
Chris Zhong | 571a401 | 2014-09-10 09:18:06 +0800 | [diff] [blame] | 1377 | |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1378 | return 0; |
| 1379 | } |
| 1380 | |
| 1381 | static struct platform_driver rk808_regulator_driver = { |
| 1382 | .probe = rk808_regulator_probe, |
| 1383 | .driver = { |
Markus Elfring | 556ae22 | 2016-08-15 10:30:31 +0200 | [diff] [blame] | 1384 | .name = "rk808-regulator" |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1385 | }, |
| 1386 | }; |
| 1387 | |
| 1388 | module_platform_driver(rk808_regulator_driver); |
| 1389 | |
Axel Lin | a756766 | 2019-01-27 22:23:44 +0800 | [diff] [blame] | 1390 | MODULE_DESCRIPTION("regulator driver for the RK805/RK808/RK818 series PMICs"); |
Heiko Stuebner | e444f6d | 2019-06-26 14:29:18 +0200 | [diff] [blame] | 1391 | MODULE_AUTHOR("Tony xie <tony.xie@rock-chips.com>"); |
Wadim Egorov | 1137529 | 2016-08-29 13:07:59 +0200 | [diff] [blame] | 1392 | MODULE_AUTHOR("Chris Zhong <zyw@rock-chips.com>"); |
| 1393 | MODULE_AUTHOR("Zhang Qing <zhangqing@rock-chips.com>"); |
| 1394 | MODULE_AUTHOR("Wadim Egorov <w.egorov@phytec.de>"); |
Chris Zhong | 2cd64ae | 2014-08-20 11:36:42 +0800 | [diff] [blame] | 1395 | MODULE_LICENSE("GPL"); |
| 1396 | MODULE_ALIAS("platform:rk808-regulator"); |