fsl-imx8mm-ddr3l-val.dts 8.55 KB
// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright 2018 NXP
  */

/dts-v1/;

#include "fsl-imx8mm.dtsi"

/ {
	model = "FSL i.MX8MM DDR3L Validation board";
	compatible = "fsl,imx8mm-val", "fsl,imx8mm";

	chosen {
		bootargs = "console=ttymxc1,115200 earlycon=ec_imx6q,0x30890000,115200";
		stdout-path = &uart2;
	};

	regulators {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;

		reg_usdhc2_vmmc: regulator-usdhc2 {
			compatible = "regulator-fixed";
			regulator-name = "VSD_3V3";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
			enable-active-high;
		};
	};

	busfreq {
		status = "disabled";
	};
};

&iomuxc {
	pinctrl-names = "default";

	imx8mm-val {
		pinctrl_fec1: fec1grp {
			fsl,pins = <
				MX8MM_IOMUXC_ENET_MDC_ENET1_MDC		0x3
				MX8MM_IOMUXC_ENET_MDIO_ENET1_MDIO	0x23
				MX8MM_IOMUXC_ENET_TD2_ENET1_TX_CLK	0x4000001f
				MX8MM_IOMUXC_ENET_TD1_ENET1_RGMII_TD1	0x56
				MX8MM_IOMUXC_ENET_TD0_ENET1_RGMII_TD0	0x56
				MX8MM_IOMUXC_ENET_RD1_ENET1_RGMII_RD1	0x56
				MX8MM_IOMUXC_ENET_RD0_ENET1_RGMII_RD0	0x56
				MX8MM_IOMUXC_ENET_RXC_ENET1_RX_ER	0x56
				MX8MM_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL	0x56
				MX8MM_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL	0x56
			>;
		};

		pinctrl_i2c1: i2c1grp {
			fsl,pins = <
				MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL			0x400001c3
				MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA			0x400001c3
			>;
		};

		pinctrl_i2c2: i2c2grp {
			fsl,pins = <
				MX8MM_IOMUXC_I2C2_SCL_I2C2_SCL			0x400001c3
				MX8MM_IOMUXC_I2C2_SDA_I2C2_SDA			0x400001c3
			>;
		};

		pinctrl_i2c3: i2c3grp {
			fsl,pins = <
				MX8MM_IOMUXC_I2C3_SCL_I2C3_SCL			0x400001c3
				MX8MM_IOMUXC_I2C3_SDA_I2C3_SDA			0x400001c3
			>;
		};

		pinctrl_i2c1_gpio: i2c1grp-gpio {
			fsl,pins = <
				MX8MM_IOMUXC_I2C1_SCL_GPIO5_IO14        		0x1c3
				MX8MM_IOMUXC_I2C1_SDA_GPIO5_IO15        	0x1c3
			>;
		};

		pinctrl_i2c2_gpio: i2c2grp-gpio {
			fsl,pins = <
				MX8MM_IOMUXC_I2C2_SCL_GPIO5_IO16        		0x1c3
				MX8MM_IOMUXC_I2C2_SDA_GPIO5_IO17        	0x1c3
			>;
		};

		pinctrl_i2c3_gpio: i2c3grp-gpio {
			fsl,pins = <
				MX8MM_IOMUXC_I2C3_SCL_GPIO5_IO18        		0x1c3
				MX8MM_IOMUXC_I2C3_SDA_GPIO5_IO19        	0x1c3
			>;
		};

		pinctrl_uart2: uart2grp {
			fsl,pins = <
				MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX	0x140
				MX8MM_IOMUXC_UART2_TXD_UART2_DCE_TX	0x140
			>;
		};

		pinctrl_usdhc2_gpio: usdhc2grpgpio {
			fsl,pins = <
				MX8MM_IOMUXC_SD2_RESET_B_GPIO2_IO19	0x41
			>;
		};

		pinctrl_usdhc2: usdhc2grp {
			fsl,pins = <
				MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK		0x190
				MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d0
				MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d0
				MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d0
				MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d0
				MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d0
				MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
			>;
		};

		pinctrl_usdhc2_100mhz: usdhc2grp100mhz {
			fsl,pins = <
				MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK		0x194
				MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d4
				MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d4
				MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d4
				MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d4
				MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d4
				MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
			>;
		};

		pinctrl_usdhc2_200mhz: usdhc2grp200mhz {
			fsl,pins = <
				MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK		0x196
				MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD		0x1d6
				MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0	0x1d6
				MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1	0x1d6
				MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2	0x1d6
				MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3	0x1d6
				MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT	0x1d0
			>;
		};
	};
};

&i2c1 {
	clock-frequency = <400000>;
	pinctrl-names = "default", "gpio";
	pinctrl-0 = <&pinctrl_i2c1>;
	pinctrl-1 = <&pinctrl_i2c1_gpio>;
	scl-gpios = <&gpio5 14 GPIO_ACTIVE_HIGH>;
	sda-gpios = <&gpio5 15 GPIO_ACTIVE_HIGH>;
	status = "okay";

	pmic: bd71837@4b {
		reg = <0x4b>;
		compatible = "rohm,bd71837";

		gpo {
			rohm,drv = <0x0C>;	/* 0b0000_1100 all gpos with cmos output mode */
		};

		regulators {
			#address-cells = <1>;
			#size-cells = <0>;

			bd71837,pmic-buck2-uses-i2c-dvs;
			bd71837,pmic-buck2-dvs-voltage = <1000000>, <900000>, <0>; /* VDD_ARM: Run-Idle */

			buck1_reg: regulator@0 {
				reg = <0>;
				regulator-compatible = "buck1";
				regulator-min-microvolt = <700000>;
				regulator-max-microvolt = <1300000>;
				regulator-boot-on;
				regulator-always-on;
				regulator-ramp-delay = <1250>;
			};

			buck2_reg: regulator@1 {
				reg = <1>;
				regulator-compatible = "buck2";
				regulator-min-microvolt = <700000>;
				regulator-max-microvolt = <1300000>;
				regulator-boot-on;
				regulator-always-on;
				regulator-ramp-delay = <1250>;
			};

			buck3_reg: regulator@2 {
				reg = <2>;
				regulator-compatible = "buck3";
				regulator-min-microvolt = <700000>;
				regulator-max-microvolt = <1300000>;
			};

			buck4_reg: regulator@3 {
				reg = <3>;
				regulator-compatible = "buck4";
				regulator-min-microvolt = <700000>;
				regulator-max-microvolt = <1300000>;
			};

			buck5_reg: regulator@4 {
				reg = <4>;
				regulator-compatible = "buck5";
				regulator-min-microvolt = <700000>;
				regulator-max-microvolt = <1350000>;
				regulator-boot-on;
				regulator-always-on;
			};

			buck6_reg: regulator@5 {
				reg = <5>;
				regulator-compatible = "buck6";
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3300000>;
				regulator-boot-on;
				regulator-always-on;
			};

			buck7_reg: regulator@6 {
				reg = <6>;
				regulator-compatible = "buck7";
				regulator-min-microvolt = <1605000>;
				regulator-max-microvolt = <1995000>;
				regulator-boot-on;
				regulator-always-on;
			};

			buck8_reg: regulator@7 {
				reg = <7>;
				regulator-compatible = "buck8";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <1400000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo1_reg: regulator@8 {
				reg = <8>;
				regulator-compatible = "ldo1";
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3300000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo2_reg: regulator@9 {
				reg = <9>;
				regulator-compatible = "ldo2";
				regulator-min-microvolt = <900000>;
				regulator-max-microvolt = <900000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo3_reg: regulator@10 {
				reg = <10>;
				regulator-compatible = "ldo3";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo4_reg: regulator@11 {
				reg = <11>;
				regulator-compatible = "ldo4";
				regulator-min-microvolt = <900000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo5_reg: regulator@12 {
				reg = <12>;
				regulator-compatible = "ldo5";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;
			};

			ldo6_reg: regulator@13 {
				reg = <13>;
				regulator-compatible = "ldo6";
				regulator-min-microvolt = <900000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			ldo7_reg: regulator@14 {
				reg = <14>;
				regulator-compatible = "ldo7";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;
			};
		};
	};
};

&i2c2 {
	clock-frequency = <400000>;
	pinctrl-names = "default", "gpio";
	pinctrl-0 = <&pinctrl_i2c2>;
	pinctrl-1 = <&pinctrl_i2c2_gpio>;
	scl-gpios = <&gpio5 16 GPIO_ACTIVE_HIGH>;
	sda-gpios = <&gpio5 17 GPIO_ACTIVE_HIGH>;
	status = "okay";
};

&i2c3 {
	clock-frequency = <100000>;
	pinctrl-names = "default", "gpio";
	pinctrl-0 = <&pinctrl_i2c3>;
	pinctrl-1 = <&pinctrl_i2c3_gpio>;
	scl-gpios = <&gpio5 18 GPIO_ACTIVE_HIGH>;
	sda-gpios = <&gpio5 19 GPIO_ACTIVE_HIGH>;
	status = "okay";
};

&fec1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_fec1>;
	phy-mode = "rmii";
	phy-handle = <&ethphy0>;
	fsl,magic-packet;
	status = "okay";

	mdio {
		#address-cells = <1>;
		#size-cells = <0>;

		ethphy0: ethernet-phy@0 {
			compatible = "ethernet-phy-ieee802.3-c22";
			reg = <0>;
		};
	};
};

&uart2 { /* console */
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart2>;
	status = "okay";
};

&usbotg1 {
	dr_mode = "host";
	status = "okay";
};

&usbotg2 {
	dr_mode = "peripheral";
	status = "okay";
};

&usdhc2 {
	pinctrl-names = "default", "state_100mhz", "state_200mhz";
	pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
	pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
	pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
	bus-width = <4>;
	non-removable;
	vmmc-supply = <&reg_usdhc2_vmmc>;
	status = "okay";
};

&A53_0 {
	arm-supply = <&buck2_reg>;
};