arm64: dts: imx8mn-evk: add pca9450 for i.mx8mn-evk board

Add pca9450 pmic driver for i.mx8mn-evk board.

Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dts b/arch/arm64/boot/dts/freescale/imx8mn-evk.dts
index 61f351958618f71999b4651bf2c7f86a3166cc1e..b846526a8d8b6b6409057504734ad24739fa7f9a 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dts
@@ -13,6 +13,102 @@
        compatible = "fsl,imx8mn-evk", "fsl,imx8mn";
 };
 
+&i2c1 {
+       pmic: pmic@25 {
+               compatible = "nxp,pca9450b";
+               reg = <0x25>;
+               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;
+                       };
+               };
+       };
+};
+
 &A53_0 {
        /delete-property/operating-points-v2;
 };

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
index 85fc0aa38c4f60cf7f47109a1cb3d77fee48c374..98f5324b1dbea297d0a897bc002173fc0734f4dd 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
@@ -223,6 +223,12 @@
                >;
        };
 
+       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