Unverified Commit bd7c7976 authored by Jisheng Zhang's avatar Jisheng Zhang Committed by Mark Brown
Browse files

regulator: rt5739: Enable REGCACHE_MAPLE 



Enable regmap cache to reduce i2c transactions and corresponding
interrupts if regulator is accessed frequently.

Signed-off-by: default avatarJisheng Zhang <jszhang@kernel.org>
Link: https://patch.msgid.link/20250629094803.776-1-jszhang@kernel.org


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent ce57bc97

drivers/regulator/rt5739.c

+9 −0
Original line number Diff line number Diff line
@@ -24,6 +24,8 @@ 
#define RT5739_REG_NSEL1	0x01

#define RT5739_REG_CNTL1	0x02

#define RT5739_REG_ID1		0x03

#define RT5739_REG_ID2		0x04

#define RT5739_REG_MON		0x05

#define RT5739_REG_CNTL2	0x06

#define RT5739_REG_CNTL4	0x08
@@ -236,11 +238,18 @@ static void rt5739_init_regulator_desc(struct regulator_desc *desc, 
	}

}



static bool rt5739_volatile_reg(struct device *dev, unsigned int reg)

{

	return reg == RT5739_REG_MON;

}



static const struct regmap_config rt5739_regmap_config = {

	.name = "rt5739",

	.reg_bits = 8,

	.val_bits = 8,

	.max_register = RT5739_REG_CNTL4,

	.cache_type = REGCACHE_MAPLE,

	.volatile_reg = rt5739_volatile_reg,

};



static int rt5739_probe(struct i2c_client *i2c)