regulator: tps6286x-regulator: Fix a copy & paste error

The volatile_reg function is named as tps6287x_volatile_reg by mistake
when enabing the REGCACHE_MAPLE support.

Signed-off-by: Jisheng Zhang <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: xhackerustc

drivers/regulator/tps6286x-regulator.c

@@ -25,7 +25,7 @@
 #define TPS6286X_MAX_MV		1675
 #define TPS6286X_STEP_MV	5
 
-static bool tps6287x_volatile_reg(struct device *dev, unsigned int reg)
+static bool tps6286x_volatile_reg(struct device *dev, unsigned int reg)
 {
 	return reg == TPS6286X_STATUS;
 }
@@ -34,7 +34,7 @@ static const struct regmap_config tps6286x_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
 	.cache_type = REGCACHE_MAPLE,
-	.volatile_reg = tps6287x_volatile_reg,
+	.volatile_reg = tps6286x_volatile_reg,
 };
 
 static int tps6286x_set_mode(struct regulator_dev *rdev, unsigned int mode)