From: Uwe Kleine-König Date: Mon, 29 Mar 2021 12:34:09 +0000 (+0200) Subject: arm64: dts: imx8mp-evk: Add PMIC device X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=5497bc2a2bff777ce6d176650377362c0269b5eb;p=uclinux-h8%2Flinux.git arm64: dts: imx8mp-evk: Add PMIC device The imx8mp-evk uses an PCA9450C as PMIC that supplies various regulators. Signed-off-by: Uwe Kleine-König Signed-off-by: Shawn Guo --- diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts index 2c28e589677e..9d777bc726ae 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts @@ -104,6 +104,92 @@ }; }; +&i2c1 { + clock-frequency = <400000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c1>; + status = "okay"; + + pmic@25 { + compatible = "nxp,pca9450c"; + reg = <0x25>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pmic>; + interrupt-parent = <&gpio1>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; + + regulators { + BUCK1 { + regulator-name = "BUCK1"; + regulator-min-microvolt = <720000>; + regulator-max-microvolt = <1000000>; + regulator-boot-on; + regulator-always-on; + regulator-ramp-delay = <3125>; + }; + + BUCK2 { + regulator-name = "BUCK2"; + regulator-min-microvolt = <720000>; + regulator-max-microvolt = <1025000>; + regulator-boot-on; + regulator-always-on; + regulator-ramp-delay = <3125>; + nxp,dvs-run-voltage = <950000>; + nxp,dvs-standby-voltage = <850000>; + }; + + BUCK4 { + regulator-name = "BUCK4"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3600000>; + regulator-boot-on; + regulator-always-on; + }; + + BUCK5 { + regulator-name = "BUCK5"; + regulator-min-microvolt = <1650000>; + regulator-max-microvolt = <1950000>; + regulator-boot-on; + regulator-always-on; + }; + + BUCK6 { + regulator-name = "BUCK6"; + regulator-min-microvolt = <1045000>; + regulator-max-microvolt = <1155000>; + regulator-boot-on; + regulator-always-on; + }; + + LDO1 { + regulator-name = "LDO1"; + regulator-min-microvolt = <1650000>; + regulator-max-microvolt = <1950000>; + regulator-boot-on; + regulator-always-on; + }; + + LDO3 { + regulator-name = "LDO3"; + regulator-min-microvolt = <1710000>; + regulator-max-microvolt = <1890000>; + regulator-boot-on; + regulator-always-on; + }; + + 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"; @@ -229,6 +315,13 @@ >; }; + 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 @@ -236,6 +329,12 @@ >; }; + pinctrl_pmic: pmicgrp { + fsl,pins = < + MX8MP_IOMUXC_GPIO1_IO03__GPIO1_IO03 0x000001c0 + >; + }; + pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp { fsl,pins = < MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19 0x41