regulator: pf1550: Add support for regulator

Add regulator support for the pf1550 PMIC.

Signed-off-by: Samuel Kayode <samuel.kayode@savoirfairelinux.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
Tested-by: Sean Nyekjaer <sean@geanix.com>
Link: https://patch.msgid.link/20251001-pf1550-v12-3-a3302aa41687@savoirfairelinux.com
Signed-off-by: Lee Jones <lee@kernel.org>

Author: skayodesfl

drivers/regulator/Kconfig

@@ -1086,6 +1086,15 @@ config REGULATOR_PV88090
 	  Say y here to support the voltage regulators and convertors
 	  on PV88090
 
+config REGULATOR_PF1550
+	tristate "NXP PF1550 regulator"
+	depends on MFD_PF1550
+	help
+	  Say y here to select this option to enable the regulators on
+	  the PF1550 PMICs.
+	  This driver controls the PF1550 regulators via I2C bus.
+	  The regulators include three bucks and three ldos.
+
 config REGULATOR_PWM
 	tristate "PWM voltage regulator"
 	depends on PWM

drivers/regulator/Makefile

@@ -128,6 +128,7 @@ obj-$(CONFIG_REGULATOR_PALMAS) += palmas-regulator.o
 obj-$(CONFIG_REGULATOR_PCA9450) += pca9450-regulator.o
 obj-$(CONFIG_REGULATOR_PF0900) += pf0900-regulator.o
 obj-$(CONFIG_REGULATOR_PF9453) += pf9453-regulator.o
+obj-$(CONFIG_REGULATOR_PF1550) += pf1550-regulator.o
 obj-$(CONFIG_REGULATOR_PF530X) += pf530x-regulator.o
 obj-$(CONFIG_REGULATOR_PF8X00) += pf8x00-regulator.o
 obj-$(CONFIG_REGULATOR_PFUZE100) += pfuze100-regulator.o