diff options
Diffstat (limited to 'drivers/mfd/sec-core.c')
| -rw-r--r-- | drivers/mfd/sec-core.c | 71 |
1 files changed, 61 insertions, 10 deletions
diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c index 79767681483a..54cc25546592 100644 --- a/drivers/mfd/sec-core.c +++ b/drivers/mfd/sec-core.c @@ -17,6 +17,7 @@ #include <linux/err.h> #include <linux/slab.h> #include <linux/i2c.h> +#include <linux/of.h> #include <linux/of_irq.h> #include <linux/interrupt.h> #include <linux/pm_runtime.h> @@ -61,7 +62,9 @@ static struct mfd_cell s5m8767_devs[] = { static struct mfd_cell s2mps11_devs[] = { { .name = "s2mps11-pmic", - }, + }, { + .name = "s2mps11-clk", + } }; #ifdef CONFIG_OF @@ -69,40 +72,68 @@ static struct of_device_id sec_dt_match[] = { { .compatible = "samsung,s5m8767-pmic", .data = (void *)S5M8767X, }, + { .compatible = "samsung,s2mps11-pmic", + .data = (void *)S2MPS11X, + }, {}, }; #endif int sec_reg_read(struct sec_pmic_dev *sec_pmic, u8 reg, void *dest) { - return regmap_read(sec_pmic->regmap, reg, dest); + return regmap_read(sec_pmic->regmap_pmic, reg, dest); } EXPORT_SYMBOL_GPL(sec_reg_read); int sec_bulk_read(struct sec_pmic_dev *sec_pmic, u8 reg, int count, u8 *buf) { - return regmap_bulk_read(sec_pmic->regmap, reg, buf, count); + return regmap_bulk_read(sec_pmic->regmap_pmic, reg, buf, count); } EXPORT_SYMBOL_GPL(sec_bulk_read); int sec_reg_write(struct sec_pmic_dev *sec_pmic, u8 reg, u8 value) { - return regmap_write(sec_pmic->regmap, reg, value); + return regmap_write(sec_pmic->regmap_pmic, reg, value); } EXPORT_SYMBOL_GPL(sec_reg_write); int sec_bulk_write(struct sec_pmic_dev *sec_pmic, u8 reg, int count, u8 *buf) { - return regmap_raw_write(sec_pmic->regmap, reg, buf, count); + return regmap_raw_write(sec_pmic->regmap_pmic, reg, buf, count); } EXPORT_SYMBOL_GPL(sec_bulk_write); int sec_reg_update(struct sec_pmic_dev *sec_pmic, u8 reg, u8 val, u8 mask) { - return regmap_update_bits(sec_pmic->regmap, reg, mask, val); + return regmap_update_bits(sec_pmic->regmap_pmic, reg, mask, val); } EXPORT_SYMBOL_GPL(sec_reg_update); +static bool s2mps11_volatile(struct device *dev, unsigned int reg) +{ + switch (reg) { + case S2MPS11_REG_INT1M: + case S2MPS11_REG_INT2M: + case S2MPS11_REG_INT3M: + return false; + default: + return true; + } +} + +static bool s5m8763_volatile(struct device *dev, unsigned int reg) +{ + switch (reg) { + case S5M8763_REG_IRQM1: + case S5M8763_REG_IRQM2: + case S5M8763_REG_IRQM3: + case S5M8763_REG_IRQM4: + return false; + default: + return true; + } +} + static struct regmap_config sec_regmap_config = { .reg_bits = 8, .val_bits = 8, @@ -113,6 +144,8 @@ static struct regmap_config s2mps11_regmap_config = { .val_bits = 8, .max_register = S2MPS11_REG_L38CTRL, + .volatile_reg = s2mps11_volatile, + .cache_type = REGCACHE_FLAT, }; static struct regmap_config s5m8763_regmap_config = { @@ -120,6 +153,8 @@ static struct regmap_config s5m8763_regmap_config = { .val_bits = 8, .max_register = S5M8763_REG_LBCNFG2, + .volatile_reg = s5m8763_volatile, + .cache_type = REGCACHE_FLAT, }; static struct regmap_config s5m8767_regmap_config = { @@ -127,6 +162,13 @@ static struct regmap_config s5m8767_regmap_config = { .val_bits = 8, .max_register = S5M8767_REG_LDO28CTRL, + .volatile_reg = s2mps11_volatile, + .cache_type = REGCACHE_FLAT, +}; + +static const struct regmap_config sec_rtc_regmap_config = { + .reg_bits = 8, + .val_bits = 8, }; #ifdef CONFIG_OF @@ -182,7 +224,7 @@ static inline int sec_i2c_get_driver_data(struct i2c_client *i2c, static int sec_pmic_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { - struct sec_platform_data *pdata = i2c->dev.platform_data; + struct sec_platform_data *pdata = dev_get_platdata(&i2c->dev); const struct regmap_config *regmap; struct sec_pmic_dev *sec_pmic; int ret; @@ -229,9 +271,9 @@ static int sec_pmic_probe(struct i2c_client *i2c, break; } - sec_pmic->regmap = devm_regmap_init_i2c(i2c, regmap); - if (IS_ERR(sec_pmic->regmap)) { - ret = PTR_ERR(sec_pmic->regmap); + sec_pmic->regmap_pmic = devm_regmap_init_i2c(i2c, regmap); + if (IS_ERR(sec_pmic->regmap_pmic)) { + ret = PTR_ERR(sec_pmic->regmap_pmic); dev_err(&i2c->dev, "Failed to allocate register map: %d\n", ret); return ret; @@ -240,6 +282,15 @@ static int sec_pmic_probe(struct i2c_client *i2c, sec_pmic->rtc = i2c_new_dummy(i2c->adapter, RTC_I2C_ADDR); i2c_set_clientdata(sec_pmic->rtc, sec_pmic); + sec_pmic->regmap_rtc = devm_regmap_init_i2c(sec_pmic->rtc, + &sec_rtc_regmap_config); + if (IS_ERR(sec_pmic->regmap_rtc)) { + ret = PTR_ERR(sec_pmic->regmap_rtc); + dev_err(&i2c->dev, "Failed to allocate RTC register map: %d\n", + ret); + return ret; + } + if (pdata && pdata->cfg_pmic_irq) pdata->cfg_pmic_irq(); |