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mfd: tps6594: Use volatile_table instead of volatile_reg

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In regmap_config use volatile_table instead of volatile_reg. This change
makes it easier to add support for TPS65224 PMIC.

Signed-off-by: Bhargav Raviprakash <bhargav.r@ltts.com>
Acked-by: Julien Panis <jpanis@baylibre.com>
Link: https://lore.kernel.org/r/0109018f2f267f6e-3121fa42-4816-45f7-a96d-0d6b4678da5a-000000@ap-south-1.amazonses.com
Signed-off-by: Lee Jones <lee@kernel.org>
This commit is contained in:
Bhargav Raviprakash 2024-04-30 13:16:43 +00:00 committed by Lee Jones
parent 84ccfaee29
commit 436250638b
4 changed files with 15 additions and 9 deletions
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16
drivers/mfd/tps6594-core.c
View File

@ -319,12 +319,16 @@ static struct regmap_irq_chip tps6594_irq_chip = {
.handle_post_irq = tps6594_handle_post_irq,
};
bool tps6594_is_volatile_reg(struct device *dev, unsigned int reg)
{
return (reg >= TPS6594_REG_INT_TOP && reg <= TPS6594_REG_STAT_READBACK_ERR) ||
reg == TPS6594_REG_RTC_STATUS;
}
EXPORT_SYMBOL_GPL(tps6594_is_volatile_reg);
static const struct regmap_range tps6594_volatile_ranges[] = {
regmap_reg_range(TPS6594_REG_INT_TOP, TPS6594_REG_STAT_READBACK_ERR),
regmap_reg_range(TPS6594_REG_RTC_STATUS, TPS6594_REG_RTC_STATUS),
};
const struct regmap_access_table tps6594_volatile_table = {
.yes_ranges = tps6594_volatile_ranges,
.n_yes_ranges = ARRAY_SIZE(tps6594_volatile_ranges),
};
EXPORT_SYMBOL_GPL(tps6594_volatile_table);
static int tps6594_check_crc_mode(struct tps6594 *tps, bool primary_pmic)
{

2
drivers/mfd/tps6594-i2c.c
View File

@ -187,7 +187,7 @@ static const struct regmap_config tps6594_i2c_regmap_config = {
.reg_bits = 16,
.val_bits = 8,
.max_register = TPS6594_REG_DWD_FAIL_CNT_REG,
.volatile_reg = tps6594_is_volatile_reg,
.volatile_table = &tps6594_volatile_table,
.read = tps6594_i2c_read,
.write = tps6594_i2c_write,
};

2
drivers/mfd/tps6594-spi.c
View File

@ -70,7 +70,7 @@ static const struct regmap_config tps6594_spi_regmap_config = {
.reg_bits = 16,
.val_bits = 8,
.max_register = TPS6594_REG_DWD_FAIL_CNT_REG,
.volatile_reg = tps6594_is_volatile_reg,
.volatile_table = &tps6594_volatile_table,
.reg_read = tps6594_spi_reg_read,
.reg_write = tps6594_spi_reg_write,
.use_single_read = true,

4
include/linux/mfd/tps6594.h
View File

@ -1337,7 +1337,9 @@ struct tps6594 {
struct regmap_irq_chip_data *irq_data;
};
bool tps6594_is_volatile_reg(struct device *dev, unsigned int reg);
extern const struct regmap_access_table tps6594_volatile_table;
extern const struct regmap_access_table tps65224_volatile_table;
int tps6594_device_init(struct tps6594 *tps, bool enable_crc);
#endif /* __LINUX_MFD_TPS6594_H */