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From:   Robin Gong <yibin.gong@nxp.com>
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Subject: [PATCH v1 2/2] ARM64: dts: imx8mp-evk: add pca9450 node
Date:   Tue,  1 Sep 2020 00:48:35 +0800
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Add pca9450c pmic for imx8mp-evk board.

Signed-off-by: Robin Gong <yibin.gong@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 115 +++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index 3da1fff..8e000c1 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -66,6 +66,108 @@
 	};
 };
 
+&i2c1 {
+	clock-frequency = <400000>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_i2c1>;
+	status = "okay";
+
+	pmic: pca9450@25 {
+		reg = <0x25>;
+		compatible = "nxp,pca9450c";
+		/* PMIC PCA9450 PMIC_nINT GPIO1_IO3 */
+		pinctrl-0 = <&pinctrl_pmic>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <3 GPIO_ACTIVE_LOW>;
+
+		regulators {
+			buck1: BUCK1 {
+				regulator-name = "BUCK1";
+				regulator-min-microvolt = <600000>;
+				regulator-max-microvolt = <2187500>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-ramp-delay = <3125>;
+			};
+
+			buck2: BUCK2 {
+				regulator-name = "BUCK2";
+				regulator-min-microvolt = <600000>;
+				regulator-max-microvolt = <2187500>;
+				regulator-boot-on;
+				regulator-always-on;
+				regulator-ramp-delay = <3125>;
+				nxp,dvs-run-voltage = <950000>;
+				nxp,dvs-standby-voltage = <850000>;
+			};
+
+			buck4: BUCK4{
+				regulator-name = "BUCK4";
+				regulator-min-microvolt = <600000>;
+				regulator-max-microvolt = <3400000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			buck5: BUCK5{
+				regulator-name = "BUCK5";
+				regulator-min-microvolt = <600000>;
+				regulator-max-microvolt = <3400000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			buck6: BUCK6 {
+				regulator-name = "BUCK6";
+				regulator-min-microvolt = <600000>;
+				regulator-max-microvolt = <3400000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo1: LDO1 {
+				regulator-name = "LDO1";
+				regulator-min-microvolt = <1600000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo2: LDO2 {
+				regulator-name = "LDO2";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <1150000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo3: LDO3 {
+				regulator-name = "LDO3";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo4: LDO4 {
+				regulator-name = "LDO4";
+				regulator-min-microvolt = <800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+
+			ldo5: LDO5 {
+				regulator-name = "LDO5";
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-boot-on;
+				regulator-always-on;
+			};
+		};
+	};
+};
+
 &i2c3 {
 	clock-frequency = <400000>;
 	pinctrl-names = "default";
@@ -152,6 +254,13 @@
 		>;
 	};
 
+	pinctrl_i2c1: i2c1grp {
+		fsl,pins = <
+			MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL		0x400001c3
+			MX8MP_IOMUXC_I2C1_SDA__I2C1_SDA		0x400001c3
+		>;
+	};
+
 	pinctrl_i2c3: i2c3grp {
 		fsl,pins = <
 			MX8MP_IOMUXC_I2C3_SCL__I2C3_SCL		0x400001c3
@@ -159,6 +268,12 @@
 		>;
 	};
 
+	pinctrl_pmic: pmicirq {
+		fsl,pins = <
+			MX8MP_IOMUXC_GPIO1_IO03__GPIO1_IO03	0x41
+		>;
+	};
+
 	pinctrl_reg_usdhc2_vmmc: regusdhc2vmmc {
 		fsl,pins = <
 			MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19	0x41
-- 
2.7.4