arm64: dts: freescale: imx93-phycore-som: Add PMIC support

PMIC driver for PCA9451A used on phyCORE-i.MX93 SOM is available since
commit 5edeb7d31262 ("regulator: pca9450: add pca9451a support"). Add
support for it in the SOM device-tree.

Signed-off-by: Primoz Fiser <primoz.fiser@norik.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx93-phycore-som.dtsi b/arch/arm64/boot/dts/freescale/imx93-phycore-som.dtsi
index 88c2657b50e6c1379d249447dbd6cf76d0862b68..507a71f9294bf5e3709b782e85f202a34e5a81e6 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx93-phycore-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93-phycore-som.dtsi
@@ -72,6 +72,90 @@
        };
 };
 
+/* I2C3 */
+&lpi2c3 {
+       clock-frequency = <400000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_lpi2c3>;
+       status = "okay";
+
+       pmic@25 {
+               compatible = "nxp,pca9451a";
+               reg = <0x25>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_pmic>;
+               interrupt-parent = <&gpio4>;
+               interrupts = <27 IRQ_TYPE_LEVEL_LOW>;
+
+               regulators {
+                       buck1: BUCK1 {
+                               regulator-name = "VDD_SOC";
+                               regulator-min-microvolt = <610000>;
+                               regulator-max-microvolt = <950000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                               regulator-ramp-delay = <3125>;
+                       };
+
+                       buck2: BUCK2 {
+                               regulator-name = "VDDQ_0V6";
+                               regulator-min-microvolt = <600000>;
+                               regulator-max-microvolt = <600000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       buck4: BUCK4 {
+                               regulator-name = "VDD_3V3_BUCK";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       buck5: BUCK5 {
+                               regulator-name = "VDD_1V8";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       buck6: BUCK6 {
+                               regulator-name = "VDD_1V1";
+                               regulator-min-microvolt = <1100000>;
+                               regulator-max-microvolt = <1100000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       ldo1: LDO1 {
+                               regulator-name = "PMIC_SNVS_1V8";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       ldo4: LDO4 {
+                               regulator-name = "VDD_0V8";
+                               regulator-min-microvolt = <800000>;
+                               regulator-max-microvolt = <800000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+
+                       ldo5: LDO5 {
+                               regulator-name = "NVCC_SD2";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-boot-on;
+                               regulator-always-on;
+                       };
+               };
+       };
+};
+
 /* eMMC */
 &usdhc1 {
        pinctrl-names = "default";
@@ -108,6 +192,19 @@
                >;
        };
 
+       pinctrl_lpi2c3: lpi2c3grp {
+               fsl,pins = <
+                       MX93_PAD_GPIO_IO28__LPI2C3_SDA          0x40000b9e
+                       MX93_PAD_GPIO_IO29__LPI2C3_SCL          0x40000b9e
+               >;
+       };
+
+       pinctrl_pmic: pmicgrp {
+               fsl,pins = <
+                       MX93_PAD_ENET2_RD3__GPIO4_IO27          0x31e
+               >;
+       };
+
        pinctrl_usdhc1: usdhc1grp {
                fsl,pins = <
                        MX93_PAD_SD1_CLK__USDHC1_CLK            0x179e