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arm64: dts: imx8mn-ddr4-evk: Add rohm,bd71847 PMIC support
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>
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@ -57,6 +57,12 @@
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>;
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};
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pinctrl_pmic: pmicirq {
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fsl,pins = <
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MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41
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>;
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};
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pinctrl_reg_usdhc2_vmmc: regusdhc2vmmc {
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fsl,pins = <
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MX8MN_IOMUXC_SD2_RESET_B_GPIO2_IO19 0x41
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@ -194,6 +200,109 @@
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_i2c1>;
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status = "okay";
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pmic@4b {
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compatible = "rohm,bd71847";
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reg = <0x4b>;
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pinctrl-0 = <&pinctrl_pmic>;
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interrupt-parent = <&gpio1>;
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interrupts = <3 GPIO_ACTIVE_LOW>;
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rohm,reset-snvs-powered;
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regulators {
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buck1_reg: BUCK1 {
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regulator-name = "BUCK1";
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regulator-min-microvolt = <700000>;
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regulator-max-microvolt = <1300000>;
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regulator-boot-on;
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regulator-always-on;
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regulator-ramp-delay = <1250>;
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};
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buck2_reg: BUCK2 {
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regulator-name = "BUCK2";
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regulator-min-microvolt = <700000>;
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regulator-max-microvolt = <1300000>;
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regulator-boot-on;
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regulator-always-on;
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regulator-ramp-delay = <1250>;
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};
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buck3_reg: BUCK3 {
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// BUCK5 in datasheet
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regulator-name = "BUCK3";
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regulator-min-microvolt = <700000>;
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regulator-max-microvolt = <1350000>;
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};
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buck4_reg: BUCK4 {
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// BUCK6 in datasheet
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regulator-name = "BUCK4";
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-always-on;
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};
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buck5_reg: BUCK5 {
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// BUCK7 in datasheet
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regulator-name = "BUCK5";
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regulator-min-microvolt = <1605000>;
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regulator-max-microvolt = <1995000>;
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regulator-boot-on;
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regulator-always-on;
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};
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buck6_reg: BUCK6 {
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// BUCK8 in datasheet
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regulator-name = "BUCK6";
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regulator-min-microvolt = <800000>;
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regulator-max-microvolt = <1400000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo1_reg: LDO1 {
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regulator-name = "LDO1";
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo2_reg: LDO2 {
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regulator-name = "LDO2";
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regulator-min-microvolt = <900000>;
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regulator-max-microvolt = <900000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo3_reg: LDO3 {
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regulator-name = "LDO3";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo4_reg: LDO4 {
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regulator-name = "LDO4";
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regulator-min-microvolt = <900000>;
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regulator-max-microvolt = <1800000>;
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regulator-boot-on;
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regulator-always-on;
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};
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ldo6_reg: LDO6 {
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regulator-name = "LDO6";
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regulator-min-microvolt = <900000>;
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regulator-max-microvolt = <1800000>;
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regulator-boot-on;
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regulator-always-on;
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};
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};
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};
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};
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&snvs_pwrkey {
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