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arm64: dts: imx8mn-ddr4-evk: Add rohm,bd71847 PMIC support

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On i.MX8MN DDR4 EVK board, there is a rohm,bd71847 PMIC
on i2c1 bus, enable it.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Anson Huang 2019-08-18 02:32:20 -04:00 committed by Shawn Guo
parent 089a6adeb0
commit 3e44dd0973
1 changed files with 109 additions and 0 deletions
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109
arch/arm64/boot/dts/freescale/imx8mn-ddr4-evk.dts
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@ -57,6 +57,12 @@ MX8MN_IOMUXC_I2C1_SDA_I2C1_SDA 0x400001c3
>;
};
pinctrl_pmic: pmicirq {
fsl,pins = <
MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41
>;
};
pinctrl_reg_usdhc2_vmmc: regusdhc2vmmc {
fsl,pins = <
MX8MN_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x41
@ -194,6 +200,109 @@ &i2c1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c1>;
status = "okay";
pmic@4b {
compatible = "rohm,bd71847";
reg = <0x4b>;
pinctrl-0 = <&pinctrl_pmic>;
interrupt-parent = <&gpio1>;
interrupts = <3 GPIO_ACTIVE_LOW>;
rohm,reset-snvs-powered;
regulators {
buck1_reg: BUCK1 {
regulator-name = "BUCK1";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1300000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <1250>;
};
buck2_reg: BUCK2 {
regulator-name = "BUCK2";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1300000>;
regulator-boot-on;
regulator-always-on;
regulator-ramp-delay = <1250>;
};
buck3_reg: BUCK3 {
// BUCK5 in datasheet
regulator-name = "BUCK3";
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1350000>;
};
buck4_reg: BUCK4 {
// BUCK6 in datasheet
regulator-name = "BUCK4";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
buck5_reg: BUCK5 {
// BUCK7 in datasheet
regulator-name = "BUCK5";
regulator-min-microvolt = <1605000>;
regulator-max-microvolt = <1995000>;
regulator-boot-on;
regulator-always-on;
};
buck6_reg: BUCK6 {
// BUCK8 in datasheet
regulator-name = "BUCK6";
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1400000>;
regulator-boot-on;
regulator-always-on;
};
ldo1_reg: LDO1 {
regulator-name = "LDO1";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
ldo2_reg: LDO2 {
regulator-name = "LDO2";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <900000>;
regulator-boot-on;
regulator-always-on;
};
ldo3_reg: LDO3 {
regulator-name = "LDO3";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
ldo4_reg: LDO4 {
regulator-name = "LDO4";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
ldo6_reg: LDO6 {
regulator-name = "LDO6";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
regulator-always-on;
};
};
};
};
&snvs_pwrkey {