xref: /OK3568_Linux_fs/kernel/arch/arm/boot/dts/imx53-m53.dtsi (revision 4882a59341e53eb6f0b4789bf948001014eff981)

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright (C) 2014 Marek Vasut <marex@denx.de>
 */

#include "imx53.dtsi"

/ {
	model = "Aries/DENX M53";
	compatible = "aries,imx53-m53", "denx,imx53-m53", "fsl,imx53";

	memory@70000000 {
		device_type = "memory";
		reg = <0x70000000 0x20000000>,
		      <0xb0000000 0x20000000>;
	};

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

		reg_3p2v: regulator@0 {
			compatible = "regulator-fixed";
			reg = <0>;
			regulator-name = "3P2V";
			regulator-min-microvolt = <3200000>;
			regulator-max-microvolt = <3200000>;
			regulator-always-on;
		};

		reg_backlight: regulator@1 {
			compatible = "regulator-fixed";
			reg = <1>;
			regulator-name = "lcd-supply";
			regulator-min-microvolt = <3200000>;
			regulator-max-microvolt = <3200000>;
			regulator-always-on;
		};
	};
};

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

	touchscreen@41 {
		compatible = "st,stmpe610";
		reg = <0x41>;
		id = <0>;
		blocks = <0x5>;
		interrupts = <6 0x0>;
		interrupt-parent = <&gpio7>;
		irq-trigger = <0x1>;

		stmpe_touchscreen {
			compatible = "st,stmpe-ts";
			st,sample-time = <4>;
			st,mod-12b = <1>;
			st,ref-sel = <0>;
			st,adc-freq = <1>;
			st,ave-ctrl = <3>;
			st,touch-det-delay = <3>;
			st,settling = <4>;
			st,fraction-z = <7>;
			st,i-drive = <1>;
		};
	};

	eeprom: eeprom@50 {
		compatible = "atmel,24c128";
		reg = <0x50>;
		pagesize = <32>;
	};

	rtc: rtc@68 {
		compatible = "st,m41t62";
		reg = <0x68>;
	};
};

&iomuxc {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_hog>;

	imx53-m53evk {
		pinctrl_hog: hoggrp {
			fsl,pins = <
				MX53_PAD_GPIO_0__CCM_SSI_EXT1_CLK	0x80000000
				MX53_PAD_EIM_EB3__GPIO2_31		0x80000000
				MX53_PAD_PATA_DA_0__GPIO7_6		0x80000000
			>;
		};

		pinctrl_i2c2: i2c2grp {
			fsl,pins = <
				MX53_PAD_EIM_D16__I2C2_SDA		0xc0000000
				MX53_PAD_EIM_EB2__I2C2_SCL		0xc0000000
			>;
		};

		pinctrl_nand: nandgrp {
			fsl,pins = <
				MX53_PAD_NANDF_WE_B__EMI_NANDF_WE_B	0x4
				MX53_PAD_NANDF_RE_B__EMI_NANDF_RE_B	0x4
				MX53_PAD_NANDF_CLE__EMI_NANDF_CLE	0x4
				MX53_PAD_NANDF_ALE__EMI_NANDF_ALE	0x4
				MX53_PAD_NANDF_WP_B__EMI_NANDF_WP_B	0xe0
				MX53_PAD_NANDF_RB0__EMI_NANDF_RB_0	0xe0
				MX53_PAD_NANDF_CS0__EMI_NANDF_CS_0	0x4
				MX53_PAD_PATA_DATA0__EMI_NANDF_D_0	0xa4
				MX53_PAD_PATA_DATA1__EMI_NANDF_D_1	0xa4
				MX53_PAD_PATA_DATA2__EMI_NANDF_D_2	0xa4
				MX53_PAD_PATA_DATA3__EMI_NANDF_D_3	0xa4
				MX53_PAD_PATA_DATA4__EMI_NANDF_D_4	0xa4
				MX53_PAD_PATA_DATA5__EMI_NANDF_D_5	0xa4
				MX53_PAD_PATA_DATA6__EMI_NANDF_D_6	0xa4
				MX53_PAD_PATA_DATA7__EMI_NANDF_D_7	0xa4
			>;
		};
	};
};

&nfc {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_nand>;
	nand-bus-width = <8>;
	nand-ecc-mode = "hw";
	status = "okay";
};