regulator: palmas: add driver data and modularize the probe
add driver data and modularize the probe. Signed-off-by: Keerthy <j-keerthy@ti.com> Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
parent
fe40b17344
commit
cac9e91624
2 changed files with 411 additions and 321 deletions
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@ -25,42 +25,6 @@
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#include <linux/mfd/palmas.h>
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#include <linux/of_device.h>
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#define EXTERNAL_REQUESTOR(_id, _offset, _pos) \
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[PALMAS_EXTERNAL_REQSTR_ID_##_id] = { \
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.id = PALMAS_EXTERNAL_REQSTR_ID_##_id, \
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.reg_offset = _offset, \
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.bit_pos = _pos, \
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}
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static struct palmas_sleep_requestor_info sleep_req_info[] = {
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EXTERNAL_REQUESTOR(REGEN1, 0, 0),
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EXTERNAL_REQUESTOR(REGEN2, 0, 1),
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EXTERNAL_REQUESTOR(SYSEN1, 0, 2),
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EXTERNAL_REQUESTOR(SYSEN2, 0, 3),
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EXTERNAL_REQUESTOR(CLK32KG, 0, 4),
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EXTERNAL_REQUESTOR(CLK32KGAUDIO, 0, 5),
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EXTERNAL_REQUESTOR(REGEN3, 0, 6),
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EXTERNAL_REQUESTOR(SMPS12, 1, 0),
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EXTERNAL_REQUESTOR(SMPS3, 1, 1),
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EXTERNAL_REQUESTOR(SMPS45, 1, 2),
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EXTERNAL_REQUESTOR(SMPS6, 1, 3),
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EXTERNAL_REQUESTOR(SMPS7, 1, 4),
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EXTERNAL_REQUESTOR(SMPS8, 1, 5),
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EXTERNAL_REQUESTOR(SMPS9, 1, 6),
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EXTERNAL_REQUESTOR(SMPS10, 1, 7),
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EXTERNAL_REQUESTOR(LDO1, 2, 0),
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EXTERNAL_REQUESTOR(LDO2, 2, 1),
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EXTERNAL_REQUESTOR(LDO3, 2, 2),
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EXTERNAL_REQUESTOR(LDO4, 2, 3),
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EXTERNAL_REQUESTOR(LDO5, 2, 4),
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EXTERNAL_REQUESTOR(LDO6, 2, 5),
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EXTERNAL_REQUESTOR(LDO7, 2, 6),
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EXTERNAL_REQUESTOR(LDO8, 2, 7),
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EXTERNAL_REQUESTOR(LDO9, 3, 0),
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EXTERNAL_REQUESTOR(LDOLN, 3, 1),
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EXTERNAL_REQUESTOR(LDOUSB, 3, 2),
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};
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static const struct regmap_config palmas_regmap_config[PALMAS_NUM_CLIENTS] = {
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{
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.reg_bits = 8,
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@ -365,10 +329,10 @@ static struct regmap_irq_chip tps65917_irq_chip = {
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int palmas_ext_control_req_config(struct palmas *palmas,
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enum palmas_external_requestor_id id, int ext_ctrl, bool enable)
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{
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struct palmas_pmic_driver_data *pmic_ddata = palmas->pmic_ddata;
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int preq_mask_bit = 0;
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int reg_add = 0;
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int bit_pos;
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int ret;
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int bit_pos, ret;
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if (!(ext_ctrl & PALMAS_EXT_REQ))
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return 0;
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@ -387,8 +351,8 @@ int palmas_ext_control_req_config(struct palmas *palmas,
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preq_mask_bit = 2;
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}
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bit_pos = sleep_req_info[id].bit_pos;
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reg_add += sleep_req_info[id].reg_offset;
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bit_pos = pmic_ddata->sleep_req_info[id].bit_pos;
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reg_add += pmic_ddata->sleep_req_info[id].reg_offset;
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if (enable)
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ret = palmas_update_bits(palmas, PALMAS_RESOURCE_BASE,
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reg_add, BIT(bit_pos), BIT(bit_pos));
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@ -41,7 +41,7 @@ static const struct regulator_linear_range smps_high_ranges[] = {
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REGULATOR_LINEAR_RANGE(3300000, 0x7A, 0x7f, 0),
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};
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static const struct regs_info palmas_regs_info[] = {
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static struct regs_info palmas_regs_info[] = {
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{
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.name = "SMPS12",
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.sname = "smps1-in",
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@ -227,6 +227,42 @@ static const struct regs_info palmas_regs_info[] = {
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},
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};
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#define EXTERNAL_REQUESTOR(_id, _offset, _pos) \
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[PALMAS_EXTERNAL_REQSTR_ID_##_id] = { \
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.id = PALMAS_EXTERNAL_REQSTR_ID_##_id, \
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.reg_offset = _offset, \
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.bit_pos = _pos, \
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}
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struct palmas_sleep_requestor_info palma_sleep_req_info[] = {
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EXTERNAL_REQUESTOR(REGEN1, 0, 0),
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EXTERNAL_REQUESTOR(REGEN2, 0, 1),
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EXTERNAL_REQUESTOR(SYSEN1, 0, 2),
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EXTERNAL_REQUESTOR(SYSEN2, 0, 3),
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EXTERNAL_REQUESTOR(CLK32KG, 0, 4),
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EXTERNAL_REQUESTOR(CLK32KGAUDIO, 0, 5),
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EXTERNAL_REQUESTOR(REGEN3, 0, 6),
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EXTERNAL_REQUESTOR(SMPS12, 1, 0),
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EXTERNAL_REQUESTOR(SMPS3, 1, 1),
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EXTERNAL_REQUESTOR(SMPS45, 1, 2),
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EXTERNAL_REQUESTOR(SMPS6, 1, 3),
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EXTERNAL_REQUESTOR(SMPS7, 1, 4),
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EXTERNAL_REQUESTOR(SMPS8, 1, 5),
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EXTERNAL_REQUESTOR(SMPS9, 1, 6),
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EXTERNAL_REQUESTOR(SMPS10, 1, 7),
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EXTERNAL_REQUESTOR(LDO1, 2, 0),
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EXTERNAL_REQUESTOR(LDO2, 2, 1),
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EXTERNAL_REQUESTOR(LDO3, 2, 2),
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EXTERNAL_REQUESTOR(LDO4, 2, 3),
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EXTERNAL_REQUESTOR(LDO5, 2, 4),
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EXTERNAL_REQUESTOR(LDO6, 2, 5),
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EXTERNAL_REQUESTOR(LDO7, 2, 6),
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EXTERNAL_REQUESTOR(LDO8, 2, 7),
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EXTERNAL_REQUESTOR(LDO9, 3, 0),
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EXTERNAL_REQUESTOR(LDOLN, 3, 1),
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EXTERNAL_REQUESTOR(LDOUSB, 3, 2),
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};
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static unsigned int palmas_smps_ramp_delay[4] = {0, 10000, 5000, 2500};
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#define SMPS_CTRL_MODE_OFF 0x00
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@ -288,11 +324,14 @@ static int palmas_ldo_write(struct palmas *palmas, unsigned int reg,
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static int palmas_set_mode_smps(struct regulator_dev *dev, unsigned int mode)
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{
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struct palmas_pmic *pmic = rdev_get_drvdata(dev);
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struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata;
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int id = rdev_get_id(dev);
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unsigned int reg;
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bool rail_enable = true;
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palmas_smps_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, ®);
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palmas_smps_read(pmic->palmas, ddata->palmas_regs_info[id].ctrl_addr,
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®);
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reg &= ~PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
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if (reg == SMPS_CTRL_MODE_OFF)
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@ -315,7 +354,7 @@ static int palmas_set_mode_smps(struct regulator_dev *dev, unsigned int mode)
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pmic->current_reg_mode[id] = reg & PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
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if (rail_enable)
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palmas_smps_write(pmic->palmas,
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palmas_regs_info[id].ctrl_addr, reg);
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ddata->palmas_regs_info[id].ctrl_addr, reg);
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return 0;
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}
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@ -343,9 +382,10 @@ static int palmas_smps_set_ramp_delay(struct regulator_dev *rdev,
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int ramp_delay)
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{
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struct palmas_pmic *pmic = rdev_get_drvdata(rdev);
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struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata;
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int id = rdev_get_id(rdev);
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unsigned int reg = 0;
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unsigned int addr = palmas_regs_info[id].tstep_addr;
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unsigned int addr = ddata->palmas_regs_info[id].tstep_addr;
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int ret;
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/* SMPS3 and SMPS7 do not have tstep_addr setting */
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@ -414,10 +454,12 @@ static struct regulator_ops palmas_ops_smps10 = {
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static int palmas_is_enabled_ldo(struct regulator_dev *dev)
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{
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struct palmas_pmic *pmic = rdev_get_drvdata(dev);
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struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata;
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int id = rdev_get_id(dev);
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unsigned int reg;
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palmas_ldo_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, ®);
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palmas_ldo_read(pmic->palmas,
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ddata->palmas_regs_info[id].ctrl_addr, ®);
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reg &= PALMAS_LDO1_CTRL_STATUS;
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@ -478,7 +520,9 @@ static int palmas_smps_init(struct palmas *palmas, int id,
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unsigned int addr;
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int ret;
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addr = palmas_regs_info[id].ctrl_addr;
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struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
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addr = ddata->palmas_regs_info[id].ctrl_addr;
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ret = palmas_smps_read(palmas, addr, ®);
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if (ret)
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@ -513,8 +557,8 @@ static int palmas_smps_init(struct palmas *palmas, int id,
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if (ret)
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return ret;
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if (palmas_regs_info[id].vsel_addr && reg_init->vsel) {
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addr = palmas_regs_info[id].vsel_addr;
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if (ddata->palmas_regs_info[id].vsel_addr && reg_init->vsel) {
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addr = ddata->palmas_regs_info[id].vsel_addr;
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reg = reg_init->vsel;
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@ -526,7 +570,7 @@ static int palmas_smps_init(struct palmas *palmas, int id,
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if (reg_init->roof_floor && (id != PALMAS_REG_SMPS10_OUT1) &&
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(id != PALMAS_REG_SMPS10_OUT2)) {
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/* Enable externally controlled regulator */
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addr = palmas_regs_info[id].ctrl_addr;
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addr = ddata->palmas_regs_info[id].ctrl_addr;
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ret = palmas_smps_read(palmas, addr, ®);
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if (ret < 0)
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return ret;
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@ -549,7 +593,9 @@ static int palmas_ldo_init(struct palmas *palmas, int id,
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unsigned int addr;
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int ret;
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addr = palmas_regs_info[id].ctrl_addr;
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struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
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addr = ddata->palmas_regs_info[id].ctrl_addr;
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ret = palmas_ldo_read(palmas, addr, ®);
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if (ret)
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@ -571,7 +617,7 @@ static int palmas_ldo_init(struct palmas *palmas, int id,
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if (reg_init->roof_floor) {
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/* Enable externally controlled regulator */
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addr = palmas_regs_info[id].ctrl_addr;
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addr = ddata->palmas_regs_info[id].ctrl_addr;
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ret = palmas_update_bits(palmas, PALMAS_LDO_BASE,
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addr, PALMAS_LDO1_CTRL_MODE_ACTIVE,
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PALMAS_LDO1_CTRL_MODE_ACTIVE);
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@ -593,7 +639,9 @@ static int palmas_extreg_init(struct palmas *palmas, int id,
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int ret;
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unsigned int val = 0;
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addr = palmas_regs_info[id].ctrl_addr;
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struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
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addr = ddata->palmas_regs_info[id].ctrl_addr;
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if (reg_init->mode_sleep)
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val = PALMAS_REGEN1_CTRL_MODE_SLEEP;
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@ -608,7 +656,7 @@ static int palmas_extreg_init(struct palmas *palmas, int id,
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if (reg_init->roof_floor) {
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/* Enable externally controlled regulator */
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addr = palmas_regs_info[id].ctrl_addr;
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addr = ddata->palmas_regs_info[id].ctrl_addr;
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ret = palmas_update_bits(palmas, PALMAS_RESOURCE_BASE,
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addr, PALMAS_REGEN1_CTRL_MODE_ACTIVE,
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PALMAS_REGEN1_CTRL_MODE_ACTIVE);
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@ -629,7 +677,9 @@ static void palmas_enable_ldo8_track(struct palmas *palmas)
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unsigned int addr;
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int ret;
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addr = palmas_regs_info[PALMAS_REG_LDO8].ctrl_addr;
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struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
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addr = ddata->palmas_regs_info[PALMAS_REG_LDO8].ctrl_addr;
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ret = palmas_ldo_read(palmas, addr, ®);
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if (ret) {
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@ -648,7 +698,7 @@ static void palmas_enable_ldo8_track(struct palmas *palmas)
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* output is defined by the LDO8_VOLTAGE.VSEL register divided by two,
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* and can be set from 0.45 to 1.65 V.
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*/
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addr = palmas_regs_info[PALMAS_REG_LDO8].vsel_addr;
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addr = ddata->palmas_regs_info[PALMAS_REG_LDO8].vsel_addr;
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ret = palmas_ldo_read(palmas, addr, ®);
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if (ret) {
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dev_err(palmas->dev, "Error in reading ldo8 voltage reg\n");
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@ -663,169 +713,131 @@ static void palmas_enable_ldo8_track(struct palmas *palmas)
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return;
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}
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static struct of_regulator_match palmas_matches[] = {
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{ .name = "smps12", },
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{ .name = "smps123", },
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{ .name = "smps3", },
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{ .name = "smps45", },
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{ .name = "smps457", },
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{ .name = "smps6", },
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{ .name = "smps7", },
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{ .name = "smps8", },
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{ .name = "smps9", },
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{ .name = "smps10_out2", },
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{ .name = "smps10_out1", },
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{ .name = "ldo1", },
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{ .name = "ldo2", },
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{ .name = "ldo3", },
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{ .name = "ldo4", },
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{ .name = "ldo5", },
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{ .name = "ldo6", },
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{ .name = "ldo7", },
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{ .name = "ldo8", },
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{ .name = "ldo9", },
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{ .name = "ldoln", },
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{ .name = "ldousb", },
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{ .name = "regen1", },
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{ .name = "regen2", },
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{ .name = "regen3", },
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{ .name = "sysen1", },
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{ .name = "sysen2", },
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};
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static void palmas_dt_to_pdata(struct device *dev,
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struct device_node *node,
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struct palmas_pmic_platform_data *pdata)
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static int palmas_ldo_registration(struct palmas_pmic *pmic,
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struct palmas_pmic_driver_data *ddata,
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struct palmas_pmic_platform_data *pdata,
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const char *pdev_name,
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struct regulator_config config)
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{
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struct device_node *regulators;
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u32 prop;
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int idx, ret;
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int id, ret;
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struct regulator_dev *rdev;
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struct palmas_reg_init *reg_init;
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node = of_node_get(node);
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regulators = of_get_child_by_name(node, "regulators");
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if (!regulators) {
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dev_info(dev, "regulator node not found\n");
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return;
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}
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for (id = ddata->ldo_begin; id < ddata->max_reg; id++) {
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if (pdata && pdata->reg_init[id])
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reg_init = pdata->reg_init[id];
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else
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reg_init = NULL;
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ret = of_regulator_match(dev, regulators, palmas_matches,
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PALMAS_NUM_REGS);
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of_node_put(regulators);
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if (ret < 0) {
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dev_err(dev, "Error parsing regulator init data: %d\n", ret);
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return;
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}
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/* Miss out regulators which are not available due
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* to alternate functions.
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*/
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for (idx = 0; idx < PALMAS_NUM_REGS; idx++) {
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if (!palmas_matches[idx].init_data ||
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!palmas_matches[idx].of_node)
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continue;
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/* Register the regulators */
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pmic->desc[id].name = ddata->palmas_regs_info[id].name;
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pmic->desc[id].id = id;
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pmic->desc[id].type = REGULATOR_VOLTAGE;
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pmic->desc[id].owner = THIS_MODULE;
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pdata->reg_data[idx] = palmas_matches[idx].init_data;
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if (id < PALMAS_REG_REGEN1) {
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pmic->desc[id].n_voltages = PALMAS_LDO_NUM_VOLTAGES;
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if (reg_init && reg_init->roof_floor)
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pmic->desc[id].ops =
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&palmas_ops_ext_control_ldo;
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else
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pmic->desc[id].ops = &palmas_ops_ldo;
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pmic->desc[id].min_uV = 900000;
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pmic->desc[id].uV_step = 50000;
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pmic->desc[id].linear_min_sel = 1;
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pmic->desc[id].enable_time = 500;
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pmic->desc[id].vsel_reg =
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PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
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ddata->palmas_regs_info[id].vsel_addr);
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pmic->desc[id].vsel_mask =
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PALMAS_LDO1_VOLTAGE_VSEL_MASK;
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pmic->desc[id].enable_reg =
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PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
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ddata->palmas_regs_info[id].ctrl_addr);
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pmic->desc[id].enable_mask =
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PALMAS_LDO1_CTRL_MODE_ACTIVE;
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pdata->reg_init[idx] = devm_kzalloc(dev,
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sizeof(struct palmas_reg_init), GFP_KERNEL);
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pdata->reg_init[idx]->warm_reset =
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of_property_read_bool(palmas_matches[idx].of_node,
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"ti,warm-reset");
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ret = of_property_read_u32(palmas_matches[idx].of_node,
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"ti,roof-floor", &prop);
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/* EINVAL: Property not found */
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if (ret != -EINVAL) {
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int econtrol;
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/* use default value, when no value is specified */
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econtrol = PALMAS_EXT_CONTROL_NSLEEP;
|
||||
if (!ret) {
|
||||
switch (prop) {
|
||||
case 1:
|
||||
econtrol = PALMAS_EXT_CONTROL_ENABLE1;
|
||||
break;
|
||||
case 2:
|
||||
econtrol = PALMAS_EXT_CONTROL_ENABLE2;
|
||||
break;
|
||||
case 3:
|
||||
econtrol = PALMAS_EXT_CONTROL_NSLEEP;
|
||||
break;
|
||||
default:
|
||||
WARN_ON(1);
|
||||
dev_warn(dev,
|
||||
"%s: Invalid roof-floor option: %u\n",
|
||||
palmas_matches[idx].name, prop);
|
||||
break;
|
||||
}
|
||||
/* Check if LDO8 is in tracking mode or not */
|
||||
if (pdata && (id == PALMAS_REG_LDO8) &&
|
||||
pdata->enable_ldo8_tracking) {
|
||||
palmas_enable_ldo8_track(pmic->palmas);
|
||||
pmic->desc[id].min_uV = 450000;
|
||||
pmic->desc[id].uV_step = 25000;
|
||||
}
|
||||
pdata->reg_init[idx]->roof_floor = econtrol;
|
||||
|
||||
/* LOD6 in vibrator mode will have enable time 2000us */
|
||||
if (pdata && pdata->ldo6_vibrator &&
|
||||
(id == PALMAS_REG_LDO6))
|
||||
pmic->desc[id].enable_time = 2000;
|
||||
} else {
|
||||
pmic->desc[id].n_voltages = 1;
|
||||
if (reg_init && reg_init->roof_floor)
|
||||
pmic->desc[id].ops =
|
||||
&palmas_ops_ext_control_extreg;
|
||||
else
|
||||
pmic->desc[id].ops = &palmas_ops_extreg;
|
||||
pmic->desc[id].enable_reg =
|
||||
PALMAS_BASE_TO_REG(PALMAS_RESOURCE_BASE,
|
||||
ddata->palmas_regs_info[id].ctrl_addr);
|
||||
pmic->desc[id].enable_mask =
|
||||
PALMAS_REGEN1_CTRL_MODE_ACTIVE;
|
||||
}
|
||||
|
||||
ret = of_property_read_u32(palmas_matches[idx].of_node,
|
||||
"ti,mode-sleep", &prop);
|
||||
if (!ret)
|
||||
pdata->reg_init[idx]->mode_sleep = prop;
|
||||
if (pdata)
|
||||
config.init_data = pdata->reg_data[id];
|
||||
else
|
||||
config.init_data = NULL;
|
||||
|
||||
ret = of_property_read_bool(palmas_matches[idx].of_node,
|
||||
"ti,smps-range");
|
||||
if (ret)
|
||||
pdata->reg_init[idx]->vsel =
|
||||
PALMAS_SMPS12_VOLTAGE_RANGE;
|
||||
pmic->desc[id].supply_name = ddata->palmas_regs_info[id].sname;
|
||||
config.of_node = ddata->palmas_matches[id].of_node;
|
||||
|
||||
if (idx == PALMAS_REG_LDO8)
|
||||
pdata->enable_ldo8_tracking = of_property_read_bool(
|
||||
palmas_matches[idx].of_node,
|
||||
"ti,enable-ldo8-tracking");
|
||||
rdev = devm_regulator_register(pmic->dev, &pmic->desc[id],
|
||||
&config);
|
||||
if (IS_ERR(rdev)) {
|
||||
dev_err(pmic->dev,
|
||||
"failed to register %s regulator\n",
|
||||
pdev_name);
|
||||
return PTR_ERR(rdev);
|
||||
}
|
||||
|
||||
/* Save regulator for cleanup */
|
||||
pmic->rdev[id] = rdev;
|
||||
|
||||
/* Initialise sleep/init values from platform data */
|
||||
if (pdata) {
|
||||
reg_init = pdata->reg_init[id];
|
||||
if (reg_init) {
|
||||
if (id <= ddata->ldo_end)
|
||||
ret = palmas_ldo_init(pmic->palmas, id,
|
||||
reg_init);
|
||||
else
|
||||
ret = palmas_extreg_init(pmic->palmas,
|
||||
id, reg_init);
|
||||
if (ret)
|
||||
return ret;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pdata->ldo6_vibrator = of_property_read_bool(node, "ti,ldo6-vibrator");
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static int palmas_regulators_probe(struct platform_device *pdev)
|
||||
static int palmas_smps_registration(struct palmas_pmic *pmic,
|
||||
struct palmas_pmic_driver_data *ddata,
|
||||
struct palmas_pmic_platform_data *pdata,
|
||||
const char *pdev_name,
|
||||
struct regulator_config config)
|
||||
{
|
||||
struct palmas *palmas = dev_get_drvdata(pdev->dev.parent);
|
||||
struct palmas_pmic_platform_data *pdata = dev_get_platdata(&pdev->dev);
|
||||
struct device_node *node = pdev->dev.of_node;
|
||||
struct regulator_dev *rdev;
|
||||
struct regulator_config config = { };
|
||||
struct palmas_pmic *pmic;
|
||||
struct palmas_reg_init *reg_init;
|
||||
int id = 0, ret;
|
||||
int id, ret;
|
||||
unsigned int addr, reg;
|
||||
struct regulator_dev *rdev;
|
||||
struct palmas_reg_init *reg_init;
|
||||
|
||||
if (node && !pdata) {
|
||||
pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
|
||||
|
||||
if (!pdata)
|
||||
return -ENOMEM;
|
||||
|
||||
palmas_dt_to_pdata(&pdev->dev, node, pdata);
|
||||
}
|
||||
|
||||
pmic = devm_kzalloc(&pdev->dev, sizeof(*pmic), GFP_KERNEL);
|
||||
if (!pmic)
|
||||
return -ENOMEM;
|
||||
|
||||
pmic->dev = &pdev->dev;
|
||||
pmic->palmas = palmas;
|
||||
palmas->pmic = pmic;
|
||||
platform_set_drvdata(pdev, pmic);
|
||||
|
||||
ret = palmas_smps_read(palmas, PALMAS_SMPS_CTRL, ®);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
if (reg & PALMAS_SMPS_CTRL_SMPS12_SMPS123_EN)
|
||||
pmic->smps123 = 1;
|
||||
|
||||
if (reg & PALMAS_SMPS_CTRL_SMPS45_SMPS457_EN)
|
||||
pmic->smps457 = 1;
|
||||
|
||||
config.regmap = palmas->regmap[REGULATOR_SLAVE];
|
||||
config.dev = &pdev->dev;
|
||||
config.driver_data = pmic;
|
||||
|
||||
for (id = 0; id < PALMAS_REG_LDO1; id++) {
|
||||
for (id = ddata->smps_start; id <= ddata->smps_end; id++) {
|
||||
bool ramp_delay_support = false;
|
||||
|
||||
/*
|
||||
|
@ -859,7 +871,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
|
|||
break;
|
||||
case PALMAS_REG_SMPS10_OUT1:
|
||||
case PALMAS_REG_SMPS10_OUT2:
|
||||
if (!PALMAS_PMIC_HAS(palmas, SMPS10_BOOST))
|
||||
if (!PALMAS_PMIC_HAS(pmic->palmas, SMPS10_BOOST))
|
||||
continue;
|
||||
}
|
||||
|
||||
|
@ -867,10 +879,10 @@ static int palmas_regulators_probe(struct platform_device *pdev)
|
|||
ramp_delay_support = true;
|
||||
|
||||
if (ramp_delay_support) {
|
||||
addr = palmas_regs_info[id].tstep_addr;
|
||||
addr = ddata->palmas_regs_info[id].tstep_addr;
|
||||
ret = palmas_smps_read(pmic->palmas, addr, ®);
|
||||
if (ret < 0) {
|
||||
dev_err(&pdev->dev,
|
||||
dev_err(pmic->dev,
|
||||
"reading TSTEP reg failed: %d\n", ret);
|
||||
return ret;
|
||||
}
|
||||
|
@ -882,7 +894,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
|
|||
/* Initialise sleep/init values from platform data */
|
||||
if (pdata && pdata->reg_init[id]) {
|
||||
reg_init = pdata->reg_init[id];
|
||||
ret = palmas_smps_init(palmas, id, reg_init);
|
||||
ret = palmas_smps_init(pmic->palmas, id, reg_init);
|
||||
if (ret)
|
||||
return ret;
|
||||
} else {
|
||||
|
@ -890,7 +902,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
|
|||
}
|
||||
|
||||
/* Register the regulators */
|
||||
pmic->desc[id].name = palmas_regs_info[id].name;
|
||||
pmic->desc[id].name = ddata->palmas_regs_info[id].name;
|
||||
pmic->desc[id].id = id;
|
||||
|
||||
switch (id) {
|
||||
|
@ -965,15 +977,15 @@ static int palmas_regulators_probe(struct platform_device *pdev)
|
|||
else
|
||||
config.init_data = NULL;
|
||||
|
||||
pmic->desc[id].supply_name = palmas_regs_info[id].sname;
|
||||
config.of_node = palmas_matches[id].of_node;
|
||||
pmic->desc[id].supply_name = ddata->palmas_regs_info[id].sname;
|
||||
config.of_node = ddata->palmas_matches[id].of_node;
|
||||
|
||||
rdev = devm_regulator_register(&pdev->dev, &pmic->desc[id],
|
||||
rdev = devm_regulator_register(pmic->dev, &pmic->desc[id],
|
||||
&config);
|
||||
if (IS_ERR(rdev)) {
|
||||
dev_err(&pdev->dev,
|
||||
dev_err(pmic->dev,
|
||||
"failed to register %s regulator\n",
|
||||
pdev->name);
|
||||
pdev_name);
|
||||
return PTR_ERR(rdev);
|
||||
}
|
||||
|
||||
|
@ -981,123 +993,237 @@ static int palmas_regulators_probe(struct platform_device *pdev)
|
|||
pmic->rdev[id] = rdev;
|
||||
}
|
||||
|
||||
/* Start this loop from the id left from previous loop */
|
||||
for (; id < PALMAS_NUM_REGS; id++) {
|
||||
if (pdata && pdata->reg_init[id])
|
||||
reg_init = pdata->reg_init[id];
|
||||
else
|
||||
reg_init = NULL;
|
||||
|
||||
/* Miss out regulators which are not available due
|
||||
* to alternate functions.
|
||||
*/
|
||||
|
||||
/* Register the regulators */
|
||||
pmic->desc[id].name = palmas_regs_info[id].name;
|
||||
pmic->desc[id].id = id;
|
||||
pmic->desc[id].type = REGULATOR_VOLTAGE;
|
||||
pmic->desc[id].owner = THIS_MODULE;
|
||||
|
||||
if (id < PALMAS_REG_REGEN1) {
|
||||
pmic->desc[id].n_voltages = PALMAS_LDO_NUM_VOLTAGES;
|
||||
if (reg_init && reg_init->roof_floor)
|
||||
pmic->desc[id].ops =
|
||||
&palmas_ops_ext_control_ldo;
|
||||
else
|
||||
pmic->desc[id].ops = &palmas_ops_ldo;
|
||||
pmic->desc[id].min_uV = 900000;
|
||||
pmic->desc[id].uV_step = 50000;
|
||||
pmic->desc[id].linear_min_sel = 1;
|
||||
pmic->desc[id].enable_time = 500;
|
||||
pmic->desc[id].vsel_reg =
|
||||
PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
|
||||
palmas_regs_info[id].vsel_addr);
|
||||
pmic->desc[id].vsel_mask =
|
||||
PALMAS_LDO1_VOLTAGE_VSEL_MASK;
|
||||
pmic->desc[id].enable_reg =
|
||||
PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
|
||||
palmas_regs_info[id].ctrl_addr);
|
||||
pmic->desc[id].enable_mask =
|
||||
PALMAS_LDO1_CTRL_MODE_ACTIVE;
|
||||
|
||||
/* Check if LDO8 is in tracking mode or not */
|
||||
if (pdata && (id == PALMAS_REG_LDO8) &&
|
||||
pdata->enable_ldo8_tracking) {
|
||||
palmas_enable_ldo8_track(palmas);
|
||||
pmic->desc[id].min_uV = 450000;
|
||||
pmic->desc[id].uV_step = 25000;
|
||||
}
|
||||
|
||||
/* LOD6 in vibrator mode will have enable time 2000us */
|
||||
if (pdata && pdata->ldo6_vibrator &&
|
||||
(id == PALMAS_REG_LDO6))
|
||||
pmic->desc[id].enable_time = 2000;
|
||||
} else {
|
||||
pmic->desc[id].n_voltages = 1;
|
||||
if (reg_init && reg_init->roof_floor)
|
||||
pmic->desc[id].ops =
|
||||
&palmas_ops_ext_control_extreg;
|
||||
else
|
||||
pmic->desc[id].ops = &palmas_ops_extreg;
|
||||
pmic->desc[id].enable_reg =
|
||||
PALMAS_BASE_TO_REG(PALMAS_RESOURCE_BASE,
|
||||
palmas_regs_info[id].ctrl_addr);
|
||||
pmic->desc[id].enable_mask =
|
||||
PALMAS_REGEN1_CTRL_MODE_ACTIVE;
|
||||
}
|
||||
|
||||
if (pdata)
|
||||
config.init_data = pdata->reg_data[id];
|
||||
else
|
||||
config.init_data = NULL;
|
||||
|
||||
pmic->desc[id].supply_name = palmas_regs_info[id].sname;
|
||||
config.of_node = palmas_matches[id].of_node;
|
||||
|
||||
rdev = devm_regulator_register(&pdev->dev, &pmic->desc[id],
|
||||
&config);
|
||||
if (IS_ERR(rdev)) {
|
||||
dev_err(&pdev->dev,
|
||||
"failed to register %s regulator\n",
|
||||
pdev->name);
|
||||
return PTR_ERR(rdev);
|
||||
}
|
||||
|
||||
/* Save regulator for cleanup */
|
||||
pmic->rdev[id] = rdev;
|
||||
|
||||
/* Initialise sleep/init values from platform data */
|
||||
if (pdata) {
|
||||
reg_init = pdata->reg_init[id];
|
||||
if (reg_init) {
|
||||
if (id < PALMAS_REG_REGEN1)
|
||||
ret = palmas_ldo_init(palmas,
|
||||
id, reg_init);
|
||||
else
|
||||
ret = palmas_extreg_init(palmas,
|
||||
id, reg_init);
|
||||
if (ret)
|
||||
return ret;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct of_device_id of_palmas_match_tbl[] = {
|
||||
{ .compatible = "ti,palmas-pmic", },
|
||||
{ .compatible = "ti,twl6035-pmic", },
|
||||
{ .compatible = "ti,twl6036-pmic", },
|
||||
{ .compatible = "ti,twl6037-pmic", },
|
||||
{ .compatible = "ti,tps65913-pmic", },
|
||||
{ .compatible = "ti,tps65914-pmic", },
|
||||
{ .compatible = "ti,tps80036-pmic", },
|
||||
{ .compatible = "ti,tps659038-pmic", },
|
||||
static struct of_regulator_match palmas_matches[] = {
|
||||
{ .name = "smps12", },
|
||||
{ .name = "smps123", },
|
||||
{ .name = "smps3", },
|
||||
{ .name = "smps45", },
|
||||
{ .name = "smps457", },
|
||||
{ .name = "smps6", },
|
||||
{ .name = "smps7", },
|
||||
{ .name = "smps8", },
|
||||
{ .name = "smps9", },
|
||||
{ .name = "smps10_out2", },
|
||||
{ .name = "smps10_out1", },
|
||||
{ .name = "ldo1", },
|
||||
{ .name = "ldo2", },
|
||||
{ .name = "ldo3", },
|
||||
{ .name = "ldo4", },
|
||||
{ .name = "ldo5", },
|
||||
{ .name = "ldo6", },
|
||||
{ .name = "ldo7", },
|
||||
{ .name = "ldo8", },
|
||||
{ .name = "ldo9", },
|
||||
{ .name = "ldoln", },
|
||||
{ .name = "ldousb", },
|
||||
{ .name = "regen1", },
|
||||
{ .name = "regen2", },
|
||||
{ .name = "regen3", },
|
||||
{ .name = "sysen1", },
|
||||
{ .name = "sysen2", },
|
||||
};
|
||||
|
||||
struct palmas_pmic_driver_data palmas_ddata = {
|
||||
.smps_start = PALMAS_REG_SMPS12,
|
||||
.smps_end = PALMAS_REG_SMPS10_OUT1,
|
||||
.ldo_begin = PALMAS_REG_LDO1,
|
||||
.ldo_end = PALMAS_REG_LDOUSB,
|
||||
.max_reg = PALMAS_NUM_REGS,
|
||||
.palmas_regs_info = palmas_regs_info,
|
||||
.palmas_matches = palmas_matches,
|
||||
.sleep_req_info = palma_sleep_req_info,
|
||||
.smps_register = palmas_smps_registration,
|
||||
.ldo_register = palmas_ldo_registration,
|
||||
};
|
||||
|
||||
static void palmas_dt_to_pdata(struct device *dev,
|
||||
struct device_node *node,
|
||||
struct palmas_pmic_platform_data *pdata,
|
||||
struct palmas_pmic_driver_data *ddata)
|
||||
{
|
||||
struct device_node *regulators;
|
||||
u32 prop;
|
||||
int idx, ret;
|
||||
|
||||
node = of_node_get(node);
|
||||
regulators = of_get_child_by_name(node, "regulators");
|
||||
if (!regulators) {
|
||||
dev_info(dev, "regulator node not found\n");
|
||||
return;
|
||||
}
|
||||
|
||||
ret = of_regulator_match(dev, regulators, ddata->palmas_matches,
|
||||
ddata->max_reg);
|
||||
of_node_put(regulators);
|
||||
if (ret < 0) {
|
||||
dev_err(dev, "Error parsing regulator init data: %d\n", ret);
|
||||
return;
|
||||
}
|
||||
|
||||
for (idx = 0; idx < ddata->max_reg; idx++) {
|
||||
if (!ddata->palmas_matches[idx].init_data ||
|
||||
!ddata->palmas_matches[idx].of_node)
|
||||
continue;
|
||||
|
||||
pdata->reg_data[idx] = ddata->palmas_matches[idx].init_data;
|
||||
|
||||
pdata->reg_init[idx] = devm_kzalloc(dev,
|
||||
sizeof(struct palmas_reg_init), GFP_KERNEL);
|
||||
|
||||
pdata->reg_init[idx]->warm_reset =
|
||||
of_property_read_bool(ddata->palmas_matches[idx].of_node,
|
||||
"ti,warm-reset");
|
||||
|
||||
ret = of_property_read_u32(ddata->palmas_matches[idx].of_node,
|
||||
"ti,roof-floor", &prop);
|
||||
/* EINVAL: Property not found */
|
||||
if (ret != -EINVAL) {
|
||||
int econtrol;
|
||||
|
||||
/* use default value, when no value is specified */
|
||||
econtrol = PALMAS_EXT_CONTROL_NSLEEP;
|
||||
if (!ret) {
|
||||
switch (prop) {
|
||||
case 1:
|
||||
econtrol = PALMAS_EXT_CONTROL_ENABLE1;
|
||||
break;
|
||||
case 2:
|
||||
econtrol = PALMAS_EXT_CONTROL_ENABLE2;
|
||||
break;
|
||||
case 3:
|
||||
econtrol = PALMAS_EXT_CONTROL_NSLEEP;
|
||||
break;
|
||||
default:
|
||||
WARN_ON(1);
|
||||
dev_warn(dev,
|
||||
"%s: Invalid roof-floor option: %u\n",
|
||||
palmas_matches[idx].name, prop);
|
||||
break;
|
||||
}
|
||||
}
|
||||
pdata->reg_init[idx]->roof_floor = econtrol;
|
||||
}
|
||||
|
||||
ret = of_property_read_u32(ddata->palmas_matches[idx].of_node,
|
||||
"ti,mode-sleep", &prop);
|
||||
if (!ret)
|
||||
pdata->reg_init[idx]->mode_sleep = prop;
|
||||
|
||||
ret = of_property_read_bool(ddata->palmas_matches[idx].of_node,
|
||||
"ti,smps-range");
|
||||
if (ret)
|
||||
pdata->reg_init[idx]->vsel =
|
||||
PALMAS_SMPS12_VOLTAGE_RANGE;
|
||||
|
||||
if (idx == PALMAS_REG_LDO8)
|
||||
pdata->enable_ldo8_tracking = of_property_read_bool(
|
||||
ddata->palmas_matches[idx].of_node,
|
||||
"ti,enable-ldo8-tracking");
|
||||
}
|
||||
|
||||
pdata->ldo6_vibrator = of_property_read_bool(node, "ti,ldo6-vibrator");
|
||||
}
|
||||
|
||||
static struct of_device_id of_palmas_match_tbl[] = {
|
||||
{
|
||||
.compatible = "ti,palmas-pmic",
|
||||
.data = &palmas_ddata,
|
||||
},
|
||||
{
|
||||
.compatible = "ti,twl6035-pmic",
|
||||
.data = &palmas_ddata,
|
||||
},
|
||||
{
|
||||
.compatible = "ti,twl6036-pmic",
|
||||
.data = &palmas_ddata,
|
||||
},
|
||||
{
|
||||
.compatible = "ti,twl6037-pmic",
|
||||
.data = &palmas_ddata,
|
||||
},
|
||||
{
|
||||
.compatible = "ti,tps65913-pmic",
|
||||
.data = &palmas_ddata,
|
||||
},
|
||||
{
|
||||
.compatible = "ti,tps65914-pmic",
|
||||
.data = &palmas_ddata,
|
||||
},
|
||||
{
|
||||
.compatible = "ti,tps80036-pmic",
|
||||
.data = &palmas_ddata,
|
||||
},
|
||||
{
|
||||
.compatible = "ti,tps659038-pmic",
|
||||
.data = &palmas_ddata,
|
||||
},
|
||||
{ /* end */ }
|
||||
};
|
||||
|
||||
static int palmas_regulators_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct palmas *palmas = dev_get_drvdata(pdev->dev.parent);
|
||||
struct palmas_pmic_platform_data *pdata = dev_get_platdata(&pdev->dev);
|
||||
struct device_node *node = pdev->dev.of_node;
|
||||
struct palmas_pmic_driver_data *driver_data;
|
||||
struct regulator_config config = { };
|
||||
struct palmas_pmic *pmic;
|
||||
const char *pdev_name;
|
||||
const struct of_device_id *match;
|
||||
int ret = 0;
|
||||
unsigned int reg;
|
||||
|
||||
match = of_match_device(of_match_ptr(of_palmas_match_tbl), &pdev->dev);
|
||||
|
||||
if (!match)
|
||||
return -ENODATA;
|
||||
|
||||
driver_data = (struct palmas_pmic_driver_data *)match->data;
|
||||
pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
|
||||
if (!pdata)
|
||||
return -ENOMEM;
|
||||
|
||||
pmic = devm_kzalloc(&pdev->dev, sizeof(*pmic), GFP_KERNEL);
|
||||
if (!pmic)
|
||||
return -ENOMEM;
|
||||
|
||||
pmic->dev = &pdev->dev;
|
||||
pmic->palmas = palmas;
|
||||
palmas->pmic = pmic;
|
||||
platform_set_drvdata(pdev, pmic);
|
||||
pmic->palmas->pmic_ddata = driver_data;
|
||||
|
||||
palmas_dt_to_pdata(&pdev->dev, node, pdata, driver_data);
|
||||
|
||||
ret = palmas_smps_read(palmas, PALMAS_SMPS_CTRL, ®);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
if (reg & PALMAS_SMPS_CTRL_SMPS12_SMPS123_EN)
|
||||
pmic->smps123 = 1;
|
||||
|
||||
if (reg & PALMAS_SMPS_CTRL_SMPS45_SMPS457_EN)
|
||||
pmic->smps457 = 1;
|
||||
|
||||
config.regmap = palmas->regmap[REGULATOR_SLAVE];
|
||||
config.dev = &pdev->dev;
|
||||
config.driver_data = pmic;
|
||||
pdev_name = pdev->name;
|
||||
|
||||
ret = driver_data->smps_register(pmic, driver_data, pdata, pdev_name,
|
||||
config);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
ret = driver_data->ldo_register(pmic, driver_data, pdata, pdev_name,
|
||||
config);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static struct platform_driver palmas_driver = {
|
||||
.driver = {
|
||||
.name = "palmas-pmic",
|
||||
|
|
Loading…
Reference in a new issue