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-rw-r--r--drivers/regulator/lp8755.c23
-rw-r--r--drivers/regulator/ltc3589.c2
-rw-r--r--drivers/regulator/max8952.c34
-rw-r--r--drivers/regulator/mc13xxx-regulator-core.c37
-rw-r--r--drivers/regulator/mc13xxx.h1
-rw-r--r--drivers/regulator/palmas-regulator.c1104
6 files changed, 821 insertions, 380 deletions
diff --git a/drivers/regulator/lp8755.c b/drivers/regulator/lp8755.c
index 785a25e9a437..4a415d4ee463 100644
--- a/drivers/regulator/lp8755.c
+++ b/drivers/regulator/lp8755.c
@@ -339,22 +339,18 @@ static int lp8755_regulator_init(struct lp8755_chip *pchip)
rconfig.init_data = pdata->buck_data[buck_num];
rconfig.of_node = pchip->dev->of_node;
pchip->rdev[buck_num] =
- regulator_register(&lp8755_regulators[buck_num], &rconfig);
+ devm_regulator_register(pchip->dev,
+ &lp8755_regulators[buck_num], &rconfig);
if (IS_ERR(pchip->rdev[buck_num])) {
ret = PTR_ERR(pchip->rdev[buck_num]);
pchip->rdev[buck_num] = NULL;
dev_err(pchip->dev, "regulator init failed: buck %d\n",
buck_num);
- goto err_buck;
+ return ret;
}
}
return 0;
-
-err_buck:
- for (icnt = 0; icnt < LP8755_BUCK_MAX; icnt++)
- regulator_unregister(pchip->rdev[icnt]);
- return ret;
}
static irqreturn_t lp8755_irq_handler(int irq, void *data)
@@ -490,23 +486,19 @@ static int lp8755_probe(struct i2c_client *client,
ret = lp8755_regulator_init(pchip);
if (ret < 0) {
dev_err(&client->dev, "fail to initialize regulators\n");
- goto err_regulator;
+ goto err;
}
pchip->irq = client->irq;
ret = lp8755_int_config(pchip);
if (ret < 0) {
dev_err(&client->dev, "fail to irq config\n");
- goto err_irq;
+ goto err;
}
return ret;
-err_irq:
- for (icnt = 0; icnt < mphase_buck[pchip->mphase].nreg; icnt++)
- regulator_unregister(pchip->rdev[icnt]);
-
-err_regulator:
+err:
/* output disable */
for (icnt = 0; icnt < LP8755_BUCK_MAX; icnt++)
lp8755_write(pchip, icnt, 0x00);
@@ -519,9 +511,6 @@ static int lp8755_remove(struct i2c_client *client)
int icnt;
struct lp8755_chip *pchip = i2c_get_clientdata(client);
- for (icnt = 0; icnt < mphase_buck[pchip->mphase].nreg; icnt++)
- regulator_unregister(pchip->rdev[icnt]);
-
for (icnt = 0; icnt < LP8755_BUCK_MAX; icnt++)
lp8755_write(pchip, icnt, 0x00);
diff --git a/drivers/regulator/ltc3589.c b/drivers/regulator/ltc3589.c
index c8105182b8b8..c756955bfcc5 100644
--- a/drivers/regulator/ltc3589.c
+++ b/drivers/regulator/ltc3589.c
@@ -377,7 +377,7 @@ static bool ltc3589_volatile_reg(struct device *dev, unsigned int reg)
return false;
}
-struct reg_default ltc3589_reg_defaults[] = {
+static struct reg_default ltc3589_reg_defaults[] = {
{ LTC3589_SCR1, 0x00 },
{ LTC3589_OVEN, 0x00 },
{ LTC3589_SCR2, 0x00 },
diff --git a/drivers/regulator/max8952.c b/drivers/regulator/max8952.c
index c2792f0271ab..f7f9efcfedb7 100644
--- a/drivers/regulator/max8952.c
+++ b/drivers/regulator/max8952.c
@@ -229,7 +229,6 @@ static int max8952_pmic_probe(struct i2c_client *client,
config.ena_gpio_flags |= GPIOF_OUT_INIT_HIGH;
rdev = devm_regulator_register(&client->dev, &regulator, &config);
-
if (IS_ERR(rdev)) {
ret = PTR_ERR(rdev);
dev_err(&client->dev, "regulator init failed (%d)\n", ret);
@@ -241,21 +240,19 @@ static int max8952_pmic_probe(struct i2c_client *client,
if (gpio_is_valid(pdata->gpio_vid0) &&
gpio_is_valid(pdata->gpio_vid1)) {
- if (!gpio_request(pdata->gpio_vid0, "MAX8952 VID0"))
- gpio_direction_output(pdata->gpio_vid0,
- (pdata->default_mode) & 0x1);
- else
+ unsigned long gpio_flags;
+
+ gpio_flags = max8952->vid0 ?
+ GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW;
+ if (devm_gpio_request_one(&client->dev, pdata->gpio_vid0,
+ gpio_flags, "MAX8952 VID0"))
err = 1;
- if (!gpio_request(pdata->gpio_vid1, "MAX8952 VID1"))
- gpio_direction_output(pdata->gpio_vid1,
- (pdata->default_mode >> 1) & 0x1);
- else {
- if (!err)
- gpio_free(pdata->gpio_vid0);
+ gpio_flags = max8952->vid1 ?
+ GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW;
+ if (devm_gpio_request_one(&client->dev, pdata->gpio_vid1,
+ gpio_flags, "MAX8952 VID1"))
err = 2;
- }
-
} else
err = 3;
@@ -314,16 +311,6 @@ static int max8952_pmic_probe(struct i2c_client *client,
return 0;
}
-static int max8952_pmic_remove(struct i2c_client *client)
-{
- struct max8952_data *max8952 = i2c_get_clientdata(client);
- struct max8952_platform_data *pdata = max8952->pdata;
-
- gpio_free(pdata->gpio_vid0);
- gpio_free(pdata->gpio_vid1);
- return 0;
-}
-
static const struct i2c_device_id max8952_ids[] = {
{ "max8952", 0 },
{ },
@@ -332,7 +319,6 @@ MODULE_DEVICE_TABLE(i2c, max8952_ids);
static struct i2c_driver max8952_pmic_driver = {
.probe = max8952_pmic_probe,
- .remove = max8952_pmic_remove,
.driver = {
.name = "max8952",
.of_match_table = of_match_ptr(max8952_dt_match),
diff --git a/drivers/regulator/mc13xxx-regulator-core.c b/drivers/regulator/mc13xxx-regulator-core.c
index 05b971726ffa..afba024953e1 100644
--- a/drivers/regulator/mc13xxx-regulator-core.c
+++ b/drivers/regulator/mc13xxx-regulator-core.c
@@ -33,17 +33,12 @@ static int mc13xxx_regulator_enable(struct regulator_dev *rdev)
struct mc13xxx_regulator_priv *priv = rdev_get_drvdata(rdev);
struct mc13xxx_regulator *mc13xxx_regulators = priv->mc13xxx_regulators;
int id = rdev_get_id(rdev);
- int ret;
dev_dbg(rdev_get_dev(rdev), "%s id: %d\n", __func__, id);
- mc13xxx_lock(priv->mc13xxx);
- ret = mc13xxx_reg_rmw(priv->mc13xxx, mc13xxx_regulators[id].reg,
- mc13xxx_regulators[id].enable_bit,
- mc13xxx_regulators[id].enable_bit);
- mc13xxx_unlock(priv->mc13xxx);
-
- return ret;
+ return mc13xxx_reg_rmw(priv->mc13xxx, mc13xxx_regulators[id].reg,
+ mc13xxx_regulators[id].enable_bit,
+ mc13xxx_regulators[id].enable_bit);
}
static int mc13xxx_regulator_disable(struct regulator_dev *rdev)
@@ -51,16 +46,11 @@ static int mc13xxx_regulator_disable(struct regulator_dev *rdev)
struct mc13xxx_regulator_priv *priv = rdev_get_drvdata(rdev);
struct mc13xxx_regulator *mc13xxx_regulators = priv->mc13xxx_regulators;
int id = rdev_get_id(rdev);
- int ret;
dev_dbg(rdev_get_dev(rdev), "%s id: %d\n", __func__, id);
- mc13xxx_lock(priv->mc13xxx);
- ret = mc13xxx_reg_rmw(priv->mc13xxx, mc13xxx_regulators[id].reg,
- mc13xxx_regulators[id].enable_bit, 0);
- mc13xxx_unlock(priv->mc13xxx);
-
- return ret;
+ return mc13xxx_reg_rmw(priv->mc13xxx, mc13xxx_regulators[id].reg,
+ mc13xxx_regulators[id].enable_bit, 0);
}
static int mc13xxx_regulator_is_enabled(struct regulator_dev *rdev)
@@ -70,10 +60,7 @@ static int mc13xxx_regulator_is_enabled(struct regulator_dev *rdev)
int ret, id = rdev_get_id(rdev);
unsigned int val;
- mc13xxx_lock(priv->mc13xxx);
ret = mc13xxx_reg_read(priv->mc13xxx, mc13xxx_regulators[id].reg, &val);
- mc13xxx_unlock(priv->mc13xxx);
-
if (ret)
return ret;
@@ -86,15 +73,10 @@ static int mc13xxx_regulator_set_voltage_sel(struct regulator_dev *rdev,
struct mc13xxx_regulator_priv *priv = rdev_get_drvdata(rdev);
struct mc13xxx_regulator *mc13xxx_regulators = priv->mc13xxx_regulators;
int id = rdev_get_id(rdev);
- int ret;
- mc13xxx_lock(priv->mc13xxx);
- ret = mc13xxx_reg_rmw(priv->mc13xxx, mc13xxx_regulators[id].vsel_reg,
- mc13xxx_regulators[id].vsel_mask,
- selector << mc13xxx_regulators[id].vsel_shift);
- mc13xxx_unlock(priv->mc13xxx);
-
- return ret;
+ return mc13xxx_reg_rmw(priv->mc13xxx, mc13xxx_regulators[id].vsel_reg,
+ mc13xxx_regulators[id].vsel_mask,
+ selector << mc13xxx_regulators[id].vsel_shift);
}
static int mc13xxx_regulator_get_voltage(struct regulator_dev *rdev)
@@ -106,11 +88,8 @@ static int mc13xxx_regulator_get_voltage(struct regulator_dev *rdev)
dev_dbg(rdev_get_dev(rdev), "%s id: %d\n", __func__, id);
- mc13xxx_lock(priv->mc13xxx);
ret = mc13xxx_reg_read(priv->mc13xxx,
mc13xxx_regulators[id].vsel_reg, &val);
- mc13xxx_unlock(priv->mc13xxx);
-
if (ret)
return ret;
diff --git a/drivers/regulator/mc13xxx.h b/drivers/regulator/mc13xxx.h
index 06c8903f182a..2ab9bfd93b4e 100644
--- a/drivers/regulator/mc13xxx.h
+++ b/drivers/regulator/mc13xxx.h
@@ -21,7 +21,6 @@ struct mc13xxx_regulator {
int vsel_reg;
int vsel_shift;
int vsel_mask;
- int hi_bit;
};
struct mc13xxx_regulator_priv {
diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c
index 93b4ad842901..a7ce34d1b5f2 100644
--- a/drivers/regulator/palmas-regulator.c
+++ b/drivers/regulator/palmas-regulator.c
@@ -27,15 +27,6 @@
#include <linux/of_platform.h>
#include <linux/regulator/of_regulator.h>
-struct regs_info {
- char *name;
- char *sname;
- u8 vsel_addr;
- u8 ctrl_addr;
- u8 tstep_addr;
- int sleep_id;
-};
-
static const struct regulator_linear_range smps_low_ranges[] = {
REGULATOR_LINEAR_RANGE(0, 0x0, 0x0, 0),
REGULATOR_LINEAR_RANGE(500000, 0x1, 0x6, 0),
@@ -50,7 +41,7 @@ static const struct regulator_linear_range smps_high_ranges[] = {
REGULATOR_LINEAR_RANGE(3300000, 0x7A, 0x7f, 0),
};
-static const struct regs_info palmas_regs_info[] = {
+static struct palmas_regs_info palmas_generic_regs_info[] = {
{
.name = "SMPS12",
.sname = "smps1-in",
@@ -236,6 +227,153 @@ static const struct regs_info palmas_regs_info[] = {
},
};
+static struct palmas_regs_info tps65917_regs_info[] = {
+ {
+ .name = "SMPS1",
+ .sname = "smps1-in",
+ .vsel_addr = TPS65917_SMPS1_VOLTAGE,
+ .ctrl_addr = TPS65917_SMPS1_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS1,
+ },
+ {
+ .name = "SMPS2",
+ .sname = "smps2-in",
+ .vsel_addr = TPS65917_SMPS2_VOLTAGE,
+ .ctrl_addr = TPS65917_SMPS2_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS2,
+ },
+ {
+ .name = "SMPS3",
+ .sname = "smps3-in",
+ .vsel_addr = TPS65917_SMPS3_VOLTAGE,
+ .ctrl_addr = TPS65917_SMPS3_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS3,
+ },
+ {
+ .name = "SMPS4",
+ .sname = "smps4-in",
+ .vsel_addr = TPS65917_SMPS4_VOLTAGE,
+ .ctrl_addr = TPS65917_SMPS4_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS4,
+ },
+ {
+ .name = "SMPS5",
+ .sname = "smps5-in",
+ .vsel_addr = TPS65917_SMPS5_VOLTAGE,
+ .ctrl_addr = TPS65917_SMPS5_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_SMPS5,
+ },
+ {
+ .name = "LDO1",
+ .sname = "ldo1-in",
+ .vsel_addr = TPS65917_LDO1_VOLTAGE,
+ .ctrl_addr = TPS65917_LDO1_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO1,
+ },
+ {
+ .name = "LDO2",
+ .sname = "ldo2-in",
+ .vsel_addr = TPS65917_LDO2_VOLTAGE,
+ .ctrl_addr = TPS65917_LDO2_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO2,
+ },
+ {
+ .name = "LDO3",
+ .sname = "ldo3-in",
+ .vsel_addr = TPS65917_LDO3_VOLTAGE,
+ .ctrl_addr = TPS65917_LDO3_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO3,
+ },
+ {
+ .name = "LDO4",
+ .sname = "ldo4-in",
+ .vsel_addr = TPS65917_LDO4_VOLTAGE,
+ .ctrl_addr = TPS65917_LDO4_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO4,
+ },
+ {
+ .name = "LDO5",
+ .sname = "ldo5-in",
+ .vsel_addr = TPS65917_LDO5_VOLTAGE,
+ .ctrl_addr = TPS65917_LDO5_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_LDO5,
+ },
+ {
+ .name = "REGEN1",
+ .ctrl_addr = TPS65917_REGEN1_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_REGEN1,
+ },
+ {
+ .name = "REGEN2",
+ .ctrl_addr = TPS65917_REGEN2_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_REGEN2,
+ },
+ {
+ .name = "REGEN3",
+ .ctrl_addr = TPS65917_REGEN3_CTRL,
+ .sleep_id = TPS65917_EXTERNAL_REQSTR_ID_REGEN3,
+ },
+};
+
+#define EXTERNAL_REQUESTOR(_id, _offset, _pos) \
+ [PALMAS_EXTERNAL_REQSTR_ID_##_id] = { \
+ .id = PALMAS_EXTERNAL_REQSTR_ID_##_id, \
+ .reg_offset = _offset, \
+ .bit_pos = _pos, \
+ }
+
+static struct palmas_sleep_requestor_info palma_sleep_req_info[] = {
+ EXTERNAL_REQUESTOR(REGEN1, 0, 0),
+ EXTERNAL_REQUESTOR(REGEN2, 0, 1),
+ EXTERNAL_REQUESTOR(SYSEN1, 0, 2),
+ EXTERNAL_REQUESTOR(SYSEN2, 0, 3),
+ EXTERNAL_REQUESTOR(CLK32KG, 0, 4),
+ EXTERNAL_REQUESTOR(CLK32KGAUDIO, 0, 5),
+ EXTERNAL_REQUESTOR(REGEN3, 0, 6),
+ EXTERNAL_REQUESTOR(SMPS12, 1, 0),
+ EXTERNAL_REQUESTOR(SMPS3, 1, 1),
+ EXTERNAL_REQUESTOR(SMPS45, 1, 2),
+ EXTERNAL_REQUESTOR(SMPS6, 1, 3),
+ EXTERNAL_REQUESTOR(SMPS7, 1, 4),
+ EXTERNAL_REQUESTOR(SMPS8, 1, 5),
+ EXTERNAL_REQUESTOR(SMPS9, 1, 6),
+ EXTERNAL_REQUESTOR(SMPS10, 1, 7),
+ EXTERNAL_REQUESTOR(LDO1, 2, 0),
+ EXTERNAL_REQUESTOR(LDO2, 2, 1),
+ EXTERNAL_REQUESTOR(LDO3, 2, 2),
+ EXTERNAL_REQUESTOR(LDO4, 2, 3),
+ EXTERNAL_REQUESTOR(LDO5, 2, 4),
+ EXTERNAL_REQUESTOR(LDO6, 2, 5),
+ EXTERNAL_REQUESTOR(LDO7, 2, 6),
+ EXTERNAL_REQUESTOR(LDO8, 2, 7),
+ EXTERNAL_REQUESTOR(LDO9, 3, 0),
+ EXTERNAL_REQUESTOR(LDOLN, 3, 1),
+ EXTERNAL_REQUESTOR(LDOUSB, 3, 2),
+};
+
+#define EXTERNAL_REQUESTOR_TPS65917(_id, _offset, _pos) \
+ [TPS65917_EXTERNAL_REQSTR_ID_##_id] = { \
+ .id = TPS65917_EXTERNAL_REQSTR_ID_##_id, \
+ .reg_offset = _offset, \
+ .bit_pos = _pos, \
+ }
+
+static struct palmas_sleep_requestor_info tps65917_sleep_req_info[] = {
+ EXTERNAL_REQUESTOR_TPS65917(REGEN1, 0, 0),
+ EXTERNAL_REQUESTOR_TPS65917(REGEN2, 0, 1),
+ EXTERNAL_REQUESTOR_TPS65917(REGEN3, 0, 6),
+ EXTERNAL_REQUESTOR_TPS65917(SMPS1, 1, 0),
+ EXTERNAL_REQUESTOR_TPS65917(SMPS2, 1, 1),
+ EXTERNAL_REQUESTOR_TPS65917(SMPS3, 1, 2),
+ EXTERNAL_REQUESTOR_TPS65917(SMPS4, 1, 3),
+ EXTERNAL_REQUESTOR_TPS65917(SMPS5, 1, 4),
+ EXTERNAL_REQUESTOR_TPS65917(LDO1, 2, 0),
+ EXTERNAL_REQUESTOR_TPS65917(LDO2, 2, 1),
+ EXTERNAL_REQUESTOR_TPS65917(LDO3, 2, 2),
+ EXTERNAL_REQUESTOR_TPS65917(LDO4, 2, 3),
+ EXTERNAL_REQUESTOR_TPS65917(LDO5, 2, 4),
+};
+
static unsigned int palmas_smps_ramp_delay[4] = {0, 10000, 5000, 2500};
#define SMPS_CTRL_MODE_OFF 0x00
@@ -296,12 +434,15 @@ static int palmas_ldo_write(struct palmas *palmas, unsigned int reg,
static int palmas_set_mode_smps(struct regulator_dev *dev, unsigned int mode)
{
- struct palmas_pmic *pmic = rdev_get_drvdata(dev);
int id = rdev_get_id(dev);
+ struct palmas_pmic *pmic = rdev_get_drvdata(dev);
+ struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
unsigned int reg;
bool rail_enable = true;
- palmas_smps_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, &reg);
+ palmas_smps_read(pmic->palmas, rinfo->ctrl_addr, &reg);
+
reg &= ~PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
if (reg == SMPS_CTRL_MODE_OFF)
@@ -323,8 +464,7 @@ static int palmas_set_mode_smps(struct regulator_dev *dev, unsigned int mode)
pmic->current_reg_mode[id] = reg & PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
if (rail_enable)
- palmas_smps_write(pmic->palmas,
- palmas_regs_info[id].ctrl_addr, reg);
+ palmas_smps_write(pmic->palmas, rinfo->ctrl_addr, reg);
/* Switch the enable value to ensure this is used for enable */
pmic->desc[id].enable_val = pmic->current_reg_mode[id];
@@ -355,10 +495,11 @@ static unsigned int palmas_get_mode_smps(struct regulator_dev *dev)
static int palmas_smps_set_ramp_delay(struct regulator_dev *rdev,
int ramp_delay)
{
- struct palmas_pmic *pmic = rdev_get_drvdata(rdev);
int id = rdev_get_id(rdev);
+ struct palmas_pmic *pmic = rdev_get_drvdata(rdev);
+ struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
unsigned int reg = 0;
- unsigned int addr = palmas_regs_info[id].tstep_addr;
int ret;
/* SMPS3 and SMPS7 do not have tstep_addr setting */
@@ -377,7 +518,7 @@ static int palmas_smps_set_ramp_delay(struct regulator_dev *rdev,
else
reg = 1;
- ret = palmas_smps_write(pmic->palmas, addr, reg);
+ ret = palmas_smps_write(pmic->palmas, rinfo->tstep_addr, reg);
if (ret < 0) {
dev_err(pmic->palmas->dev, "TSTEP write failed: %d\n", ret);
return ret;
@@ -424,13 +565,37 @@ static struct regulator_ops palmas_ops_smps10 = {
.get_bypass = regulator_get_bypass_regmap,
};
+static struct regulator_ops tps65917_ops_smps = {
+ .is_enabled = regulator_is_enabled_regmap,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .set_mode = palmas_set_mode_smps,
+ .get_mode = palmas_get_mode_smps,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .list_voltage = regulator_list_voltage_linear_range,
+ .map_voltage = regulator_map_voltage_linear_range,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
+};
+
+static struct regulator_ops tps65917_ops_ext_control_smps = {
+ .set_mode = palmas_set_mode_smps,
+ .get_mode = palmas_get_mode_smps,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .list_voltage = regulator_list_voltage_linear_range,
+ .map_voltage = regulator_map_voltage_linear_range,
+};
+
static int palmas_is_enabled_ldo(struct regulator_dev *dev)
{
- struct palmas_pmic *pmic = rdev_get_drvdata(dev);
int id = rdev_get_id(dev);
+ struct palmas_pmic *pmic = rdev_get_drvdata(dev);
+ struct palmas_pmic_driver_data *ddata = pmic->palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
unsigned int reg;
- palmas_ldo_read(pmic->palmas, palmas_regs_info[id].ctrl_addr, &reg);
+ palmas_ldo_read(pmic->palmas, rinfo->ctrl_addr, &reg);
reg &= PALMAS_LDO1_CTRL_STATUS;
@@ -463,14 +628,26 @@ static struct regulator_ops palmas_ops_extreg = {
static struct regulator_ops palmas_ops_ext_control_extreg = {
};
+static struct regulator_ops tps65917_ops_ldo = {
+ .is_enabled = palmas_is_enabled_ldo,
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .list_voltage = regulator_list_voltage_linear,
+ .map_voltage = regulator_map_voltage_linear,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
+};
+
static int palmas_regulator_config_external(struct palmas *palmas, int id,
struct palmas_reg_init *reg_init)
{
- int sleep_id = palmas_regs_info[id].sleep_id;
+ struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
int ret;
- ret = palmas_ext_control_req_config(palmas, sleep_id,
- reg_init->roof_floor, true);
+ ret = palmas_ext_control_req_config(palmas, rinfo->sleep_id,
+ reg_init->roof_floor, true);
if (ret < 0)
dev_err(palmas->dev,
"Ext control config for regulator %d failed %d\n",
@@ -488,10 +665,10 @@ static int palmas_smps_init(struct palmas *palmas, int id,
struct palmas_reg_init *reg_init)
{
unsigned int reg;
- unsigned int addr;
int ret;
-
- addr = palmas_regs_info[id].ctrl_addr;
+ struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
+ unsigned int addr = rinfo->ctrl_addr;
ret = palmas_smps_read(palmas, addr, &reg);
if (ret)
@@ -526,12 +703,11 @@ static int palmas_smps_init(struct palmas *palmas, int id,
if (ret)
return ret;
- if (palmas_regs_info[id].vsel_addr && reg_init->vsel) {
- addr = palmas_regs_info[id].vsel_addr;
+ if (rinfo->vsel_addr && reg_init->vsel) {
reg = reg_init->vsel;
- ret = palmas_smps_write(palmas, addr, reg);
+ ret = palmas_smps_write(palmas, rinfo->vsel_addr, reg);
if (ret)
return ret;
}
@@ -539,7 +715,6 @@ static int palmas_smps_init(struct palmas *palmas, int id,
if (reg_init->roof_floor && (id != PALMAS_REG_SMPS10_OUT1) &&
(id != PALMAS_REG_SMPS10_OUT2)) {
/* Enable externally controlled regulator */
- addr = palmas_regs_info[id].ctrl_addr;
ret = palmas_smps_read(palmas, addr, &reg);
if (ret < 0)
return ret;
@@ -561,8 +736,10 @@ static int palmas_ldo_init(struct palmas *palmas, int id,
unsigned int reg;
unsigned int addr;
int ret;
+ struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
- addr = palmas_regs_info[id].ctrl_addr;
+ addr = rinfo->ctrl_addr;
ret = palmas_ldo_read(palmas, addr, &reg);
if (ret)
@@ -584,7 +761,6 @@ static int palmas_ldo_init(struct palmas *palmas, int id,
if (reg_init->roof_floor) {
/* Enable externally controlled regulator */
- addr = palmas_regs_info[id].ctrl_addr;
ret = palmas_update_bits(palmas, PALMAS_LDO_BASE,
addr, PALMAS_LDO1_CTRL_MODE_ACTIVE,
PALMAS_LDO1_CTRL_MODE_ACTIVE);
@@ -605,8 +781,10 @@ static int palmas_extreg_init(struct palmas *palmas, int id,
unsigned int addr;
int ret;
unsigned int val = 0;
+ struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo = &ddata->palmas_regs_info[id];
- addr = palmas_regs_info[id].ctrl_addr;
+ addr = rinfo->ctrl_addr;
if (reg_init->mode_sleep)
val = PALMAS_REGEN1_CTRL_MODE_SLEEP;
@@ -621,7 +799,6 @@ static int palmas_extreg_init(struct palmas *palmas, int id,
if (reg_init->roof_floor) {
/* Enable externally controlled regulator */
- addr = palmas_regs_info[id].ctrl_addr;
ret = palmas_update_bits(palmas, PALMAS_RESOURCE_BASE,
addr, PALMAS_REGEN1_CTRL_MODE_ACTIVE,
PALMAS_REGEN1_CTRL_MODE_ACTIVE);
@@ -641,8 +818,11 @@ static void palmas_enable_ldo8_track(struct palmas *palmas)
unsigned int reg;
unsigned int addr;
int ret;
+ struct palmas_pmic_driver_data *ddata = palmas->pmic_ddata;
+ struct palmas_regs_info *rinfo;
- addr = palmas_regs_info[PALMAS_REG_LDO8].ctrl_addr;
+ rinfo = &ddata->palmas_regs_info[PALMAS_REG_LDO8];
+ addr = rinfo->ctrl_addr;
ret = palmas_ldo_read(palmas, addr, &reg);
if (ret) {
@@ -661,7 +841,7 @@ static void palmas_enable_ldo8_track(struct palmas *palmas)
* output is defined by the LDO8_VOLTAGE.VSEL register divided by two,
* and can be set from 0.45 to 1.65 V.
*/
- addr = palmas_regs_info[PALMAS_REG_LDO8].vsel_addr;
+ addr = rinfo->vsel_addr;
ret = palmas_ldo_read(palmas, addr, &reg);
if (ret) {
dev_err(palmas->dev, "Error in reading ldo8 voltage reg\n");
@@ -676,169 +856,230 @@ static void palmas_enable_ldo8_track(struct palmas *palmas)
return;
}
-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", },
-};
-
-static void palmas_dt_to_pdata(struct device *dev,
- struct device_node *node,
- struct palmas_pmic_platform_data *pdata)
+static int palmas_ldo_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 device_node *regulators;
- u32 prop;
- int idx, ret;
+ int id, ret;
+ struct regulator_dev *rdev;
+ struct palmas_reg_init *reg_init;
+ struct palmas_regs_info *rinfo;
+ struct regulator_desc *desc;
- node = of_node_get(node);
- regulators = of_get_child_by_name(node, "regulators");
- if (!regulators) {
- dev_info(dev, "regulator node not found\n");
- return;
- }
+ for (id = ddata->ldo_begin; id < ddata->max_reg; id++) {
+ if (pdata && pdata->reg_init[id])
+ reg_init = pdata->reg_init[id];
+ else
+ reg_init = NULL;
- ret = of_regulator_match(dev, regulators, palmas_matches,
- PALMAS_NUM_REGS);
- of_node_put(regulators);
- if (ret < 0) {
- dev_err(dev, "Error parsing regulator init data: %d\n", ret);
- return;
- }
+ rinfo = &ddata->palmas_regs_info[id];
+ /* Miss out regulators which are not available due
+ * to alternate functions.
+ */
- for (idx = 0; idx < PALMAS_NUM_REGS; idx++) {
- if (!palmas_matches[idx].init_data ||
- !palmas_matches[idx].of_node)
- continue;
+ /* Register the regulators */
+ desc = &pmic->desc[id];
+ desc->name = rinfo->name;
+ desc->id = id;
+ desc->type = REGULATOR_VOLTAGE;
+ desc->owner = THIS_MODULE;
- pdata->reg_data[idx] = palmas_matches[idx].init_data;
+ if (id < PALMAS_REG_REGEN1) {
+ desc->n_voltages = PALMAS_LDO_NUM_VOLTAGES;
+ if (reg_init && reg_init->roof_floor)
+ desc->ops = &palmas_ops_ext_control_ldo;
+ else
+ desc->ops = &palmas_ops_ldo;
+ desc->min_uV = 900000;
+ desc->uV_step = 50000;
+ desc->linear_min_sel = 1;
+ desc->enable_time = 500;
+ desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
+ rinfo->vsel_addr);
+ desc->vsel_mask = PALMAS_LDO1_VOLTAGE_VSEL_MASK;
+ desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_LDO1_CTRL_MODE_ACTIVE;
- pdata->reg_init[idx] = devm_kzalloc(dev,
- sizeof(struct palmas_reg_init), GFP_KERNEL);
+ /* 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);
+ desc->min_uV = 450000;
+ desc->uV_step = 25000;
+ }
- pdata->reg_init[idx]->warm_reset =
- of_property_read_bool(palmas_matches[idx].of_node,
- "ti,warm-reset");
+ /* LOD6 in vibrator mode will have enable time 2000us */
+ if (pdata && pdata->ldo6_vibrator &&
+ (id == PALMAS_REG_LDO6))
+ desc->enable_time = 2000;
+ } else {
+ desc->n_voltages = 1;
+ if (reg_init && reg_init->roof_floor)
+ desc->ops = &palmas_ops_ext_control_extreg;
+ else
+ desc->ops = &palmas_ops_extreg;
+ desc->enable_reg =
+ PALMAS_BASE_TO_REG(PALMAS_RESOURCE_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_REGEN1_CTRL_MODE_ACTIVE;
+ }
- ret = of_property_read_u32(palmas_matches[idx].of_node,
- "ti,roof-floor", &prop);
- /* EINVAL: Property not found */
- if (ret != -EINVAL) {
- int econtrol;
+ if (pdata)
+ config.init_data = pdata->reg_data[id];
+ else
+ config.init_data = NULL;
- /* 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;
- }
+ desc->supply_name = rinfo->sname;
+ config.of_node = ddata->palmas_matches[id].of_node;
- ret = of_property_read_u32(palmas_matches[idx].of_node,
- "ti,mode-sleep", &prop);
- if (!ret)
- pdata->reg_init[idx]->mode_sleep = prop;
+ rdev = devm_regulator_register(pmic->dev, desc, &config);
+ if (IS_ERR(rdev)) {
+ dev_err(pmic->dev,
+ "failed to register %s regulator\n",
+ pdev_name);
+ return PTR_ERR(rdev);
+ }
- ret = of_property_read_bool(palmas_matches[idx].of_node,
- "ti,smps-range");
- if (ret)
- pdata->reg_init[idx]->vsel =
- PALMAS_SMPS12_VOLTAGE_RANGE;
+ /* Save regulator for cleanup */
+ pmic->rdev[id] = rdev;
- if (idx == PALMAS_REG_LDO8)
- pdata->enable_ldo8_tracking = of_property_read_bool(
- palmas_matches[idx].of_node,
- "ti,enable-ldo8-tracking");
+ /* 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 tps65917_ldo_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;
+ int id, ret;
struct regulator_dev *rdev;
- struct regulator_config config = { };
- struct palmas_pmic *pmic;
struct palmas_reg_init *reg_init;
- int id = 0, ret;
- unsigned int addr, reg;
+ struct palmas_regs_info *rinfo;
+ struct regulator_desc *desc;
- if (node && !pdata) {
- pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
+ for (id = ddata->ldo_begin; id < ddata->max_reg; id++) {
+ if (pdata && pdata->reg_init[id])
+ reg_init = pdata->reg_init[id];
+ else
+ reg_init = NULL;
- if (!pdata)
- return -ENOMEM;
+ /* Miss out regulators which are not available due
+ * to alternate functions.
+ */
+ rinfo = &ddata->palmas_regs_info[id];
- palmas_dt_to_pdata(&pdev->dev, node, pdata);
- }
+ /* Register the regulators */
+ desc = &pmic->desc[id];
+ desc->name = rinfo->name;
+ desc->id = id;
+ desc->type = REGULATOR_VOLTAGE;
+ desc->owner = THIS_MODULE;
+
+ if (id < TPS65917_REG_REGEN1) {
+ desc->n_voltages = PALMAS_LDO_NUM_VOLTAGES;
+ if (reg_init && reg_init->roof_floor)
+ desc->ops = &palmas_ops_ext_control_ldo;
+ else
+ desc->ops = &tps65917_ops_ldo;
+ desc->min_uV = 900000;
+ desc->uV_step = 50000;
+ desc->linear_min_sel = 1;
+ desc->enable_time = 500;
+ desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
+ rinfo->vsel_addr);
+ desc->vsel_mask = PALMAS_LDO1_VOLTAGE_VSEL_MASK;
+ desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_LDO_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_LDO1_CTRL_MODE_ACTIVE;
+ /*
+ * To be confirmed. Discussion on going with PMIC Team.
+ * It is of the order of ~60mV/uS.
+ */
+ desc->ramp_delay = 2500;
+ } else {
+ desc->n_voltages = 1;
+ if (reg_init && reg_init->roof_floor)
+ desc->ops = &palmas_ops_ext_control_extreg;
+ else
+ desc->ops = &palmas_ops_extreg;
+ desc->enable_reg =
+ PALMAS_BASE_TO_REG(PALMAS_RESOURCE_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_REGEN1_CTRL_MODE_ACTIVE;
+ }
- pmic = devm_kzalloc(&pdev->dev, sizeof(*pmic), GFP_KERNEL);
- if (!pmic)
- return -ENOMEM;
+ if (pdata)
+ config.init_data = pdata->reg_data[id];
+ else
+ config.init_data = NULL;
- pmic->dev = &pdev->dev;
- pmic->palmas = palmas;
- palmas->pmic = pmic;
- platform_set_drvdata(pdev, pmic);
+ desc->supply_name = rinfo->sname;
+ config.of_node = ddata->palmas_matches[id].of_node;
- ret = palmas_smps_read(palmas, PALMAS_SMPS_CTRL, &reg);
- if (ret)
- return ret;
+ rdev = devm_regulator_register(pmic->dev, desc, &config);
+ if (IS_ERR(rdev)) {
+ dev_err(pmic->dev,
+ "failed to register %s regulator\n",
+ pdev_name);
+ return PTR_ERR(rdev);
+ }
- if (reg & PALMAS_SMPS_CTRL_SMPS12_SMPS123_EN)
- pmic->smps123 = 1;
+ /* Save regulator for cleanup */
+ pmic->rdev[id] = rdev;
- if (reg & PALMAS_SMPS_CTRL_SMPS45_SMPS457_EN)
- pmic->smps457 = 1;
+ /* Initialise sleep/init values from platform data */
+ if (pdata) {
+ reg_init = pdata->reg_init[id];
+ if (reg_init) {
+ if (id < TPS65917_REG_REGEN1)
+ ret = palmas_ldo_init(pmic->palmas,
+ id, reg_init);
+ else
+ ret = palmas_extreg_init(pmic->palmas,
+ id, reg_init);
+ if (ret)
+ return ret;
+ }
+ }
+ }
- config.regmap = palmas->regmap[REGULATOR_SLAVE];
- config.dev = &pdev->dev;
- config.driver_data = pmic;
+ return 0;
+}
+
+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)
+{
+ int id, ret;
+ unsigned int addr, reg;
+ struct regulator_dev *rdev;
+ struct palmas_reg_init *reg_init;
+ struct palmas_regs_info *rinfo;
+ struct regulator_desc *desc;
- for (id = 0; id < PALMAS_REG_LDO1; id++) {
+ for (id = ddata->smps_start; id <= ddata->smps_end; id++) {
bool ramp_delay_support = false;
/*
@@ -872,30 +1113,31 @@ 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;
}
+ rinfo = &ddata->palmas_regs_info[id];
+ desc = &pmic->desc[id];
if ((id == PALMAS_REG_SMPS6) || (id == PALMAS_REG_SMPS8))
ramp_delay_support = true;
if (ramp_delay_support) {
- addr = palmas_regs_info[id].tstep_addr;
+ addr = rinfo->tstep_addr;
ret = palmas_smps_read(pmic->palmas, addr, &reg);
if (ret < 0) {
- dev_err(&pdev->dev,
+ dev_err(pmic->dev,
"reading TSTEP reg failed: %d\n", ret);
return ret;
}
- pmic->desc[id].ramp_delay =
- palmas_smps_ramp_delay[reg & 0x3];
- pmic->ramp_delay[id] = pmic->desc[id].ramp_delay;
+ desc->ramp_delay = palmas_smps_ramp_delay[reg & 0x3];
+ pmic->ramp_delay[id] = desc->ramp_delay;
}
/* 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 {
@@ -903,31 +1145,28 @@ static int palmas_regulators_probe(struct platform_device *pdev)
}
/* Register the regulators */
- pmic->desc[id].name = palmas_regs_info[id].name;
- pmic->desc[id].id = id;
+ desc->name = rinfo->name;
+ desc->id = id;
switch (id) {
case PALMAS_REG_SMPS10_OUT1:
case PALMAS_REG_SMPS10_OUT2:
- pmic->desc[id].n_voltages = PALMAS_SMPS10_NUM_VOLTAGES;
- pmic->desc[id].ops = &palmas_ops_smps10;
- pmic->desc[id].vsel_reg =
- PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
- PALMAS_SMPS10_CTRL);
- pmic->desc[id].vsel_mask = SMPS10_VSEL;
- pmic->desc[id].enable_reg =
- PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
- PALMAS_SMPS10_CTRL);
+ desc->n_voltages = PALMAS_SMPS10_NUM_VOLTAGES;
+ desc->ops = &palmas_ops_smps10;
+ desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ PALMAS_SMPS10_CTRL);
+ desc->vsel_mask = SMPS10_VSEL;
+ desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ PALMAS_SMPS10_CTRL);
if (id == PALMAS_REG_SMPS10_OUT1)
- pmic->desc[id].enable_mask = SMPS10_SWITCH_EN;
+ desc->enable_mask = SMPS10_SWITCH_EN;
else
- pmic->desc[id].enable_mask = SMPS10_BOOST_EN;
- pmic->desc[id].bypass_reg =
- PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
- PALMAS_SMPS10_CTRL);
- pmic->desc[id].bypass_mask = SMPS10_BYPASS_EN;
- pmic->desc[id].min_uV = 3750000;
- pmic->desc[id].uV_step = 1250000;
+ desc->enable_mask = SMPS10_BOOST_EN;
+ desc->bypass_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ PALMAS_SMPS10_CTRL);
+ desc->bypass_mask = SMPS10_BYPASS_EN;
+ desc->min_uV = 3750000;
+ desc->uV_step = 1250000;
break;
default:
/*
@@ -936,8 +1175,8 @@ static int palmas_regulators_probe(struct platform_device *pdev)
* otherwise we error in probe with unsupportable
* ranges. Read the current smps mode for later use.
*/
- addr = palmas_regs_info[id].vsel_addr;
- pmic->desc[id].n_linear_ranges = 3;
+ addr = rinfo->vsel_addr;
+ desc->n_linear_ranges = 3;
ret = palmas_smps_read(pmic->palmas, addr, &reg);
if (ret)
@@ -945,56 +1184,50 @@ static int palmas_regulators_probe(struct platform_device *pdev)
if (reg & PALMAS_SMPS12_VOLTAGE_RANGE)
pmic->range[id] = 1;
if (pmic->range[id])
- pmic->desc[id].linear_ranges = smps_high_ranges;
+ desc->linear_ranges = smps_high_ranges;
else
- pmic->desc[id].linear_ranges = smps_low_ranges;
+ desc->linear_ranges = smps_low_ranges;
if (reg_init && reg_init->roof_floor)
- pmic->desc[id].ops =
- &palmas_ops_ext_control_smps;
+ desc->ops = &palmas_ops_ext_control_smps;
else
- pmic->desc[id].ops = &palmas_ops_smps;
- pmic->desc[id].n_voltages = PALMAS_SMPS_NUM_VOLTAGES;
- pmic->desc[id].vsel_reg =
- PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
- palmas_regs_info[id].vsel_addr);
- pmic->desc[id].vsel_mask =
- PALMAS_SMPS12_VOLTAGE_VSEL_MASK;
+ desc->ops = &palmas_ops_smps;
+ desc->n_voltages = PALMAS_SMPS_NUM_VOLTAGES;
+ desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ rinfo->vsel_addr);
+ desc->vsel_mask = PALMAS_SMPS12_VOLTAGE_VSEL_MASK;
/* Read the smps mode for later use. */
- addr = palmas_regs_info[id].ctrl_addr;
+ addr = rinfo->ctrl_addr;
ret = palmas_smps_read(pmic->palmas, addr, &reg);
if (ret)
return ret;
pmic->current_reg_mode[id] = reg &
PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
- pmic->desc[id].enable_reg =
- PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
- palmas_regs_info[id].ctrl_addr);
- pmic->desc[id].enable_mask =
- PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
+ desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
/* set_mode overrides this value */
- pmic->desc[id].enable_val = SMPS_CTRL_MODE_ON;
+ desc->enable_val = SMPS_CTRL_MODE_ON;
}
- pmic->desc[id].type = REGULATOR_VOLTAGE;
- pmic->desc[id].owner = THIS_MODULE;
+ desc->type = REGULATOR_VOLTAGE;
+ desc->owner = THIS_MODULE;
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;
+ desc->supply_name = rinfo->sname;
+ config.of_node = ddata->palmas_matches[id].of_node;
- rdev = devm_regulator_register(&pdev->dev, &pmic->desc[id],
- &config);
+ rdev = devm_regulator_register(pmic->dev, desc, &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);
}
@@ -1002,123 +1235,378 @@ 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])
+ return 0;
+}
+
+static int tps65917_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)
+{
+ int id, ret;
+ unsigned int addr, reg;
+ struct regulator_dev *rdev;
+ struct palmas_reg_init *reg_init;
+ struct palmas_regs_info *rinfo;
+ struct regulator_desc *desc;
+
+ for (id = ddata->smps_start; id <= ddata->smps_end; id++) {
+ /*
+ * Miss out regulators which are not available due
+ * to slaving configurations.
+ */
+ desc = &pmic->desc[id];
+ desc->n_linear_ranges = 3;
+ if ((id == TPS65917_REG_SMPS2) && pmic->smps12)
+ continue;
+
+ /* Initialise sleep/init values from platform data */
+ if (pdata && pdata->reg_init[id]) {
reg_init = pdata->reg_init[id];
- else
+ ret = palmas_smps_init(pmic->palmas, id, reg_init);
+ if (ret)
+ return ret;
+ } else {
reg_init = NULL;
+ }
+ rinfo = &ddata->palmas_regs_info[id];
- /* Miss out regulators which are not available due
- * to alternate functions.
+ /* Register the regulators */
+ desc->name = rinfo->name;
+ desc->id = id;
+
+ /*
+ * Read and store the RANGE bit for later use
+ * This must be done before regulator is probed,
+ * otherwise we error in probe with unsupportable
+ * ranges. Read the current smps mode for later use.
*/
+ addr = rinfo->vsel_addr;
- /* 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;
+ ret = palmas_smps_read(pmic->palmas, addr, &reg);
+ if (ret)
+ return ret;
+ if (reg & TPS65917_SMPS1_VOLTAGE_RANGE)
+ pmic->range[id] = 1;
- 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;
+ if (pmic->range[id])
+ desc->linear_ranges = smps_high_ranges;
+ else
+ desc->linear_ranges = smps_low_ranges;
- /* 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;
- }
+ if (reg_init && reg_init->roof_floor)
+ desc->ops = &tps65917_ops_ext_control_smps;
+ else
+ desc->ops = &tps65917_ops_smps;
+ desc->n_voltages = PALMAS_SMPS_NUM_VOLTAGES;
+ desc->vsel_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ rinfo->vsel_addr);
+ desc->vsel_mask = PALMAS_SMPS12_VOLTAGE_VSEL_MASK;
+ desc->ramp_delay = 2500;
+
+ /* Read the smps mode for later use. */
+ addr = rinfo->ctrl_addr;
+ ret = palmas_smps_read(pmic->palmas, addr, &reg);
+ if (ret)
+ return ret;
+ pmic->current_reg_mode[id] = reg &
+ PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
+ desc->enable_reg = PALMAS_BASE_TO_REG(PALMAS_SMPS_BASE,
+ rinfo->ctrl_addr);
+ desc->enable_mask = PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
+ /* set_mode overrides this value */
+ desc->enable_val = SMPS_CTRL_MODE_ON;
- /* 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;
- }
+ desc->type = REGULATOR_VOLTAGE;
+ desc->owner = THIS_MODULE;
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;
+ desc->supply_name = rinfo->sname;
+ config.of_node = ddata->palmas_matches[id].of_node;
- rdev = devm_regulator_register(&pdev->dev, &pmic->desc[id],
- &config);
+ rdev = devm_regulator_register(pmic->dev, desc, &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);
}
/* 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 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", },
+};
+
+static struct of_regulator_match tps65917_matches[] = {
+ { .name = "smps1", },
+ { .name = "smps2", },
+ { .name = "smps3", },
+ { .name = "smps4", },
+ { .name = "smps5", },
+ { .name = "ldo1", },
+ { .name = "ldo2", },
+ { .name = "ldo3", },
+ { .name = "ldo4", },
+ { .name = "ldo5", },
+ { .name = "regen1", },
+ { .name = "regen2", },
+ { .name = "regen3", },
+ { .name = "sysen1", },
+ { .name = "sysen2", },
+};
+
+static 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_generic_regs_info,
+ .palmas_matches = palmas_matches,
+ .sleep_req_info = palma_sleep_req_info,
+ .smps_register = palmas_smps_registration,
+ .ldo_register = palmas_ldo_registration,
+};
+
+static struct palmas_pmic_driver_data tps65917_ddata = {
+ .smps_start = TPS65917_REG_SMPS1,
+ .smps_end = TPS65917_REG_SMPS5,
+ .ldo_begin = TPS65917_REG_LDO1,
+ .ldo_end = TPS65917_REG_LDO5,
+ .max_reg = TPS65917_NUM_REGS,
+ .palmas_regs_info = tps65917_regs_info,
+ .palmas_matches = tps65917_matches,
+ .sleep_req_info = tps65917_sleep_req_info,
+ .smps_register = tps65917_smps_registration,
+ .ldo_register = tps65917_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;
- return 0;
+ 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 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_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,
+ },
+ {
+ .compatible = "ti,tps65917-pmic",
+ .data = &tps65917_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, &reg);
+ 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",
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 15:31:55 +0000