From: Jisheng Zhang Date: Sun, 29 Jun 2025 09:58:22 +0000 (+0800) Subject: regulator: tps6287x-regulator: Enable REGCACHE_MAPLE X-Git-Tag: block-6.17-20250808~20^2~15 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=b402dfe84057e376b39c8adadeb65ad51aaffeb4;p=linux-block.git regulator: tps6287x-regulator: Enable REGCACHE_MAPLE Enable regmap cache to reduce i2c transactions and corresponding interrupts if regulator is accessed frequently. Signed-off-by: Jisheng Zhang Link: https://patch.msgid.link/20250629095822.868-1-jszhang@kernel.org Signed-off-by: Mark Brown --- diff --git a/drivers/regulator/tps6287x-regulator.c b/drivers/regulator/tps6287x-regulator.c index c0f5f0a186a3..7b7d3ae39206 100644 --- a/drivers/regulator/tps6287x-regulator.c +++ b/drivers/regulator/tps6287x-regulator.c @@ -27,10 +27,17 @@ #define TPS6287X_CTRL3 0x03 #define TPS6287X_STATUS 0x04 +static bool tps6287x_volatile_reg(struct device *dev, unsigned int reg) +{ + return reg == TPS6287X_STATUS; +} + static const struct regmap_config tps6287x_regmap_config = { .reg_bits = 8, .val_bits = 8, .max_register = TPS6287X_STATUS, + .cache_type = REGCACHE_MAPLE, + .volatile_reg = tps6287x_volatile_reg, }; static const struct linear_range tps6287x_voltage_ranges[] = {