arch/arm/dts/imx8mm-venice-gw700x.dtsi

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright 2020 Gateworks Corporation
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/net/ti-dp83867.h>

/ {
	memory@40000000 {
		device_type = "memory";
		reg = <0x0 0x40000000 0 0x80000000>;
	};

	gpio-keys {
		compatible = "gpio-keys";

		user-pb {
			label = "user_pb";
			gpios = <&gpio 2 GPIO_ACTIVE_LOW>;
			linux,code = <BTN_0>;
		};

		user-pb1x {
			label = "user_pb1x";
			linux,code = <BTN_1>;
			interrupt-parent = <&gsc>;
			interrupts = <0>;
		};

		key-erased {
			label = "key_erased";
			linux,code = <BTN_2>;
			interrupt-parent = <&gsc>;
			interrupts = <1>;
		};

		eeprom-wp {
			label = "eeprom_wp";
			linux,code = <BTN_3>;
			interrupt-parent = <&gsc>;
			interrupts = <2>;
		};

		tamper {
			label = "tamper";
			linux,code = <BTN_4>;
			interrupt-parent = <&gsc>;
			interrupts = <5>;
		};

		switch-hold {
			label = "switch_hold";
			linux,code = <BTN_5>;
			interrupt-parent = <&gsc>;
			interrupts = <7>;
		};
	};
};

&A53_0 {
	cpu-supply = <&buck3_reg>;
};

&A53_1 {
	cpu-supply = <&buck3_reg>;
};

&A53_2 {
	cpu-supply = <&buck3_reg>;
};

&A53_3 {
	cpu-supply = <&buck3_reg>;
};

&ddrc {
	operating-points-v2 = <&ddrc_opp_table>;

	ddrc_opp_table: opp-table {
		compatible = "operating-points-v2";

		opp-25M {
			opp-hz = /bits/ 64 <25000000>;
		};

		opp-100M {
			opp-hz = /bits/ 64 <100000000>;
		};

		opp-750M {
			opp-hz = /bits/ 64 <750000000>;
		};
	};
};

&fec1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_fec1>;
	phy-mode = "rgmii-id";
	phy-handle = <&ethphy0>;
	status = "okay";

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

		ethphy0: ethernet-phy@0 {
			compatible = "ethernet-phy-ieee802.3-c22";
			reg = <0>;
			ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
			ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
			tx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
			rx-fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
		};
	};
};

&i2c1 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c1>;
	status = "okay";

	gsc: gsc@20 {
		compatible = "gw,gsc";
		reg = <0x20>;
		pinctrl-0 = <&pinctrl_gsc>;
		interrupt-parent = <&gpio2>;
		interrupts = <6 IRQ_TYPE_EDGE_FALLING>;
		interrupt-controller;
		#interrupt-cells = <1>;
		#address-cells = <1>;
		#size-cells = <0>;

		adc {
			compatible = "gw,gsc-adc";
			#address-cells = <1>;
			#size-cells = <0>;

			channel@6 {
				gw,mode = <0>;
				reg = <0x06>;
				label = "temp";
			};

			channel@8 {
				gw,mode = <1>;
				reg = <0x08>;
				label = "vdd_bat";
			};

			channel@16 {
				gw,mode = <4>;
				reg = <0x16>;
				label = "fan_tach";
			};

			channel@82 {
				gw,mode = <2>;
				reg = <0x82>;
				label = "vdd_vin";
				gw,voltage-divider-ohms = <22100 1000>;
			};

			channel@84 {
				gw,mode = <2>;
				reg = <0x84>;
				label = "vdd_adc1";
				gw,voltage-divider-ohms = <10000 10000>;
			};

			channel@86 {
				gw,mode = <2>;
				reg = <0x86>;
				label = "vdd_adc2";
				gw,voltage-divider-ohms = <10000 10000>;
			};

			channel@88 {
				gw,mode = <2>;
				reg = <0x88>;
				label = "vdd_dram";
			};

			channel@8c {
				gw,mode = <2>;
				reg = <0x8c>;
				label = "vdd_1p2";
			};

			channel@8e {
				gw,mode = <2>;
				reg = <0x8e>;
				label = "vdd_1p0";
			};

			channel@90 {
				gw,mode = <2>;
				reg = <0x90>;
				label = "vdd_2p5";
				gw,voltage-divider-ohms = <10000 10000>;
			};

			channel@92 {
				gw,mode = <2>;
				reg = <0x92>;
				label = "vdd_3p3";
				gw,voltage-divider-ohms = <10000 10000>;
			};

			channel@98 {
				gw,mode = <2>;
				reg = <0x98>;
				label = "vdd_0p95";
			};

			channel@9a {
				gw,mode = <2>;
				reg = <0x9a>;
				label = "vdd_1p8";
			};

			channel@a2 {
				gw,mode = <2>;
				reg = <0xa2>;
				label = "vdd_gsc";
				gw,voltage-divider-ohms = <10000 10000>;
			};
		};

		fan-controller@0 {
			#address-cells = <1>;
			#size-cells = <0>;
			compatible = "gw,gsc-fan";
			reg = <0x0a>;
		};
	};

	gpio: gpio@23 {
		compatible = "nxp,pca9555";
		reg = <0x23>;
		gpio-controller;
		#gpio-cells = <2>;
		interrupt-parent = <&gsc>;
		interrupts = <4>;
	};

	eeprom@50 {
		compatible = "atmel,24c02";
		reg = <0x50>;
		pagesize = <16>;
	};

	eeprom@51 {
		compatible = "atmel,24c02";
		reg = <0x51>;
		pagesize = <16>;
	};

	eeprom@52 {
		compatible = "atmel,24c02";
		reg = <0x52>;
		pagesize = <16>;
	};

	eeprom@53 {
		compatible = "atmel,24c02";
		reg = <0x53>;
		pagesize = <16>;
	};

	rtc@68 {
		compatible = "dallas,ds1672";
		reg = <0x68>;
	};

	pmic@69 {
		compatible = "mps,mp5416";
		reg = <0x69>;

		regulators {
			/* vdd_0p95: DRAM/GPU/VPU */
			buck1 {
				regulator-name = "buck1";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <1000000>;
				regulator-min-microamp  = <3800000>;
				regulator-max-microamp  = <6800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* vdd_soc */
			buck2 {
				regulator-name = "buck2";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <900000>;
				regulator-min-microamp  = <2200000>;
				regulator-max-microamp  = <5200000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* vdd_arm */
			buck3_reg: buck3 {
				regulator-name = "buck3";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <1000000>;
				regulator-min-microamp  = <3800000>;
				regulator-max-microamp  = <6800000>;
				regulator-always-on;
			};

			/* vdd_1p8 */
			buck4 {
				regulator-name = "buck4";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-min-microamp  = <2200000>;
				regulator-max-microamp  = <5200000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* nvcc_snvs_1p8 */
			ldo1 {
				regulator-name = "ldo1";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* vdd_snvs_0p8 */
			ldo2 {
				regulator-name = "ldo2";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <800000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* vdd_0p9 */
			ldo3 {
				regulator-name = "ldo3";
				regulator-min-microvolt = <900000>;
				regulator-max-microvolt = <900000>;
				regulator-boot-on;
				regulator-always-on;
			};

			/* vdd_1p8 */
			ldo4 {
				regulator-name = "ldo4";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-always-on;
			};
		};
	};
};

&i2c2 {
	clock-frequency = <400000>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_i2c2>;
	status = "okay";

	eeprom@52 {
		compatible = "atmel,24c32";
		reg = <0x52>;
		pagesize = <32>;
	};
};

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

/* eMMC */
&usdhc3 {
	pinctrl-names = "default", "state_100mhz", "state_200mhz";
	pinctrl-0 = <&pinctrl_usdhc3>;
	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
	bus-width = <8>;
	non-removable;
	status = "okay";
};

&wdog1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_wdog>;
	fsl,ext-reset-output;
	status = "okay";
};

&iomuxc {
	pinctrl_fec1: fec1grp {
		fsl,pins = <
			MX8MM_IOMUXC_ENET_MDC_ENET1_MDC			0x3
			MX8MM_IOMUXC_ENET_MDIO_ENET1_MDIO		0x3
			MX8MM_IOMUXC_ENET_TD3_ENET1_RGMII_TD3		0x1f
			MX8MM_IOMUXC_ENET_TD2_ENET1_RGMII_TD2		0x1f
			MX8MM_IOMUXC_ENET_TD1_ENET1_RGMII_TD1		0x1f
			MX8MM_IOMUXC_ENET_TD0_ENET1_RGMII_TD0		0x1f
			MX8MM_IOMUXC_ENET_RD3_ENET1_RGMII_RD3		0x91
			MX8MM_IOMUXC_ENET_RD2_ENET1_RGMII_RD2		0x91
			MX8MM_IOMUXC_ENET_RD1_ENET1_RGMII_RD1		0x91
			MX8MM_IOMUXC_ENET_RD0_ENET1_RGMII_RD0		0x91
			MX8MM_IOMUXC_ENET_TXC_ENET1_RGMII_TXC		0x1f
			MX8MM_IOMUXC_ENET_RXC_ENET1_RGMII_RXC		0x91
			MX8MM_IOMUXC_ENET_RX_CTL_ENET1_RGMII_RX_CTL	0x91
			MX8MM_IOMUXC_ENET_TX_CTL_ENET1_RGMII_TX_CTL	0x1f
			MX8MM_IOMUXC_NAND_ALE_GPIO3_IO0			0x19
		>;
	};

	pinctrl_gsc: gscgrp {
		fsl,pins = <
			MX8MM_IOMUXC_SD1_DATA4_GPIO2_IO6	0x159
		>;
	};

	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_uart2: uart2grp {
		fsl,pins = <
			MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX	0x140
			MX8MM_IOMUXC_UART2_TXD_UART2_DCE_TX	0x140
		>;
	};

	pinctrl_usdhc3: usdhc3grp {
		fsl,pins = <
			MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK	0x190
			MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD	0x1d0
			MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d0
			MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d0
			MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d0
			MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d0
			MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4	0x1d0
			MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d0
			MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d0
			MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7	0x1d0
			MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x190
		>;
	};

	pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
		fsl,pins = <
			MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK	0x194
			MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD	0x1d4
			MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d4
			MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d4
			MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d4
			MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d4
			MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4	0x1d4
			MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d4
			MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d4
			MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7	0x1d4
			MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x194
		>;
	};

	pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
		fsl,pins = <
			MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK	0x196
			MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD	0x1d6
			MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0	0x1d6
			MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1	0x1d6
			MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2	0x1d6
			MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3	0x1d6
			MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4	0x1d6
			MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5	0x1d6
			MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6	0x1d6
			MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7	0x1d6
			MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE	0x196
		>;
	};

	pinctrl_wdog: wdoggrp {
		fsl,pins = <
			MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B	0xc6
		>;
	};
};