xref: /openbmc/linux/arch/arm/boot/dts/nxp/lpc/lpc4357-myd-lpc4357.dts (revision 724ba675)

// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
 * MYIR Tech MYD-LPC4357 Development Board with 800x480 7" TFT panel
 *
 * Copyright (C) 2016-2018 Vladimir Zapolskiy <vz@mleia.com>
 */

/dts-v1/;

#include "lpc18xx.dtsi"
#include "lpc4357.dtsi"

#include <dt-bindings/gpio/gpio.h>

/ {
	model = "MYIR Tech LPC4357 Development Board";
	compatible = "myir,myd-lpc4357", "nxp,lpc4357";

	chosen {
		stdout-path = "serial3:115200n8";
	};

	memory@28000000 {
		device_type = "memory";
		reg = <0x28000000 0x2000000>;
	};

	leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&led_pins>;

		led1 {
			gpios = <&gpio LPC_GPIO(6,15) GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		led2 {
			gpios = <&gpio LPC_GPIO(6,16) GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		led3 {
			gpios = <&gpio LPC_GPIO(6,17) GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		led4 {
			gpios = <&gpio LPC_GPIO(6,10) GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		led5 {
			gpios = <&gpio LPC_GPIO(7,14) GPIO_ACTIVE_LOW>;
			default-state = "off";
		};

		led6 {
			gpios = <&gpio LPC_GPIO(6,14) GPIO_ACTIVE_LOW>;
			default-state = "off";
		};
	};

	panel: panel {
		compatible = "innolux,at070tn92";

		port {
			panel_input: endpoint {
				remote-endpoint = <&lcdc_output>;
			};
		};
	};

	vcc: vcc_fixed {
		compatible = "regulator-fixed";
		regulator-name = "vcc-supply";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	vmmc: vmmc_fixed {
		compatible = "regulator-fixed";
		regulator-name = "vmmc-supply";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};
};

&pinctrl {
	can0_pins: can0-pins {
		can_rd_cfg {
			pins = "p3_1";
			function = "can0";
			input-enable;
		};

		can_td_cfg {
			pins = "p3_2";
			function = "can0";
		};
	};

	can1_pins: can1-pins {
		can_rd_cfg {
			pins = "pe_1";
			function = "can1";
			input-enable;
		};

		can_td_cfg {
			pins = "pe_0";
			function = "can1";
		};
	};

	emc_pins: emc-pins {
		emc_addr0_22_cfg {
			pins = "p2_9",  "p2_10", "p2_11", "p2_12",
			       "p2_13", "p1_0",  "p1_1",  "p1_2",
			       "p2_8",  "p2_7",  "p2_6",  "p2_2",
			       "p2_1",  "p2_0",  "p6_8",  "p6_7",
			       "pd_16", "pd_15", "pe_0",  "pe_1",
			       "pe_2",  "pe_3",  "pe_4";
			function = "emc";
			slew-rate = <1>;
			bias-disable;
		};

		emc_data0_15_cfg {
			pins = "p1_7",  "p1_8",  "p1_9",  "p1_10",
			       "p1_11", "p1_12", "p1_13", "p1_14",
			       "p5_4",  "p5_5",  "p5_6",  "p5_7",
			       "p5_0",  "p5_1",  "p5_2",  "p5_3";
			function = "emc";
			input-enable;
			input-schmitt-disable;
			slew-rate = <1>;
			bias-disable;
		};

		emc_we_oe_cfg {
			pins = "p1_6", "p1_3";
			function = "emc";
			slew-rate = <1>;
			bias-disable;
		};

		emc_cs0_cfg {
			pins = "p1_5";
			function = "emc";
			slew-rate = <1>;
			bias-disable;
		};

		emc_sdram_dqm0_1_cfg {
			pins = "p6_12", "p6_10";
			function = "emc";
			slew-rate = <1>;
			bias-disable;
		};

		emc_sdram_ras_cas_cfg {
			pins = "p6_5", "p6_4";
			function = "emc";
			slew-rate = <1>;
			bias-disable;
		};

		emc_sdram_dycs0_cfg {
			pins = "p6_9";
			function = "emc";
			slew-rate = <1>;
			bias-disable;
		};

		emc_sdram_cke_cfg {
			pins = "p6_11";
			function = "emc";
			slew-rate = <1>;
			bias-disable;
		};

		emc_sdram_clock_cfg {
			pins = "clk0";
			function = "emc";
			input-enable;
			input-schmitt-disable;
			slew-rate = <1>;
			bias-disable;
		};
	};

	enet_rmii_pins: enet-rmii-pins {
		enet_rmii_rxd_cfg {
			pins = "p1_15", "p0_0";
			function = "enet";
			input-enable;
			input-schmitt-disable;
			slew-rate = <1>;
			bias-disable;
		};

		enet_rmii_txd_cfg {
			pins = "p1_18", "p1_20";
			function = "enet";
			slew-rate = <1>;
			bias-disable;
		};

		enet_rmii_rx_dv_cfg {
			pins = "p1_16";
			function = "enet";
			input-enable;
			input-schmitt-disable;
			bias-disable;
		};

		enet_mdio_cfg {
			pins = "p1_17";
			function = "enet";
			input-enable;
			input-schmitt-disable;
			bias-disable;
		};

		enet_mdc_cfg {
			pins = "pc_1";
			function = "enet";
			slew-rate = <1>;
			bias-disable;
		};

		enet_rmii_tx_en_cfg {
			pins = "p0_1";
			function = "enet";
			bias-disable;
		};

		enet_ref_clk_cfg {
			pins = "p1_19";
			function = "enet";
			slew-rate = <1>;
			input-enable;
			input-schmitt-disable;
			bias-disable;
		};
	};

	i2c0_pins: i2c0-pins {
		i2c0_pins_cfg {
			pins = "i2c0_scl", "i2c0_sda";
			function = "i2c0";
			input-enable;
		};
	};

	i2c1_pins: i2c1-pins {
		i2c1_pins_cfg {
			pins = "pe_15", "pe_13";
			function = "i2c1";
			input-enable;
		};
	};

	lcd_pins: lcd-pins {
		lcd_vd0_23_cfg {
			pins = "p4_1", "p4_4", "p4_3",  "p4_2",
			       "p8_7", "p8_6", "p8_5",  "p8_4",
			       "p7_5", "p4_8", "p4_10", "p4_9",
			       "p8_3", "pb_6", "pb_5",  "pb_4",
			       "p7_4", "p7_3", "p7_2",  "p7_1",
			       "pb_3", "pb_2", "pb_1",  "pb_0";
			function = "lcd";
		};

		lcd_vsync_en_dclk_lp_pwr_cfg {
			pins = "p4_5", "p4_6", "p4_7", "p7_6", "p7_7";
			function = "lcd";
		};
	};

	led_pins: led-pins {
		led_1_6_cfg {
			pins = "pd_1", "pd_2", "pd_3", "pc_11", "pe_14", "pd_0";
			function = "gpio";
			bias-pull-down;
		};
	};

	sdmmc_pins: sdmmc-pins {
		sdmmc_clk_cfg {
			pins = "pc_0";
			function = "sdmmc";
			slew-rate = <1>;
			bias-pull-down;
		};

		sdmmc_cmd_dat0_3_cfg {
			pins = "pc_4", "pc_5", "pc_6", "pc_7", "pc_10";
			function = "sdmmc";
			input-enable;
			input-schmitt-disable;
			slew-rate = <1>;
			bias-disable;
		};

		sdmmc_cd_cfg {
			pins = "pc_8";
			function = "sdmmc";
			input-enable;
			bias-pull-down;
		};
	};

	spifi_pins: spifi-pins {
		spifi_sck_cfg {
			pins = "p3_3";
			function = "spifi";
			input-enable;
			input-schmitt-disable;
			slew-rate = <1>;
			bias-disable;
		};

		spifi_mosi_miso_sio2_sio3_cfg {
			pins = "p3_7", "p3_6", "p3_5", "p3_4";
			function = "spifi";
			input-enable;
			input-schmitt-disable;
			slew-rate = <1>;
			bias-disable;
		};

		spifi_cs_cfg {
			pins = "p3_8";
			function = "spifi";
			bias-disable;
		};
	};

	ssp1_pins: ssp1-pins {
		ssp1_sck_cfg {
			pins = "pf_4";
			function = "ssp1";
			slew-rate = <1>;
			bias-pull-down;
		};

		ssp1_miso_cfg {
			pins = "pf_6";
			function = "ssp1";
			input-enable;
			input-schmitt-disable;
			slew-rate = <1>;
			bias-pull-down;
		};

		ssp1_mosi_cfg {
			pins = "pf_7";
			function = "ssp1";
			slew-rate = <1>;
			bias-pull-down;
		};

		ssp1_ssel_cfg {
			pins = "pf_5";
			function = "gpio";
			bias-disable;
		};
	};

	uart0_pins: uart0-pins {
		uart0_rxd_cfg {
			pins = "pf_11";
			function = "uart0";
			input-enable;
			input-schmitt-disable;
			bias-disable;
		};

		uart0_clk_dir_txd_cfg {
			pins = "pf_8", "pf_9", "pf_10";
			function = "uart0";
			bias-pull-down;
		};
	};

	uart1_pins: uart1-pins {
		uart1_rxd_cfg {
			pins = "pc_14";
			function = "uart1";
			bias-disable;
			input-enable;
			input-schmitt-disable;
		};

		uart1_dtr_txd_cfg {
			pins = "pc_12", "pc_13";
			function = "uart1";
			bias-pull-down;
		};
	};

	uart2_pins: uart2-pins {
		uart2_rxd_cfg {
			pins = "pa_2";
			function = "uart2";
			bias-disable;
			input-enable;
			input-schmitt-disable;
		};

		uart2_txd_cfg {
			pins = "pa_1";
			function = "uart2";
			bias-pull-down;
		};
	};

	uart3_pins: uart3-pins {
		uart3_rx_cfg {
			pins = "p2_4";
			function = "uart3";
			bias-disable;
			input-enable;
			input-schmitt-disable;
		};

		uart3_tx_cfg {
			pins = "p2_3";
			function = "uart3";
			bias-pull-down;
		};
	};

	usb0_pins: usb0-pins {
		usb0_pwr_enable_cfg {
			pins = "p6_3";
			function = "usb0";
		};

		usb0_pwr_fault_cfg {
			pins = "p8_0";
			function = "usb0";
			bias-disable;
			input-enable;
		};
	};
};

&adc1 {
	status = "okay";
	vref-supply = <&vcc>;
};

&can0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&can0_pins>;
};

/* Pin conflict with EMC, muxed by JP5 and JP6 */
&can1 {
	status = "disabled";
	pinctrl-names = "default";
	pinctrl-0 = <&can1_pins>;
};

&emc {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&emc_pins>;

	cs0 {
		#address-cells = <2>;
		#size-cells = <1>;
		ranges;

		mpmc,cs = <0>;
		mpmc,memory-width = <16>;
		mpmc,byte-lane-low;
		mpmc,write-enable-delay = <0>;
		mpmc,output-enable-delay = <0>;
		mpmc,read-access-delay = <70>;
		mpmc,page-mode-read-delay = <70>;

		/* SST/Microchip SST39VF1601 */
		flash@0,0 {
			compatible = "cfi-flash";
			reg = <0 0 0x400000>;
			bank-width = <2>;
		};
	};
};

&enet_tx_clk {
	clock-frequency = <50000000>;
};

&i2c0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins>;
	clock-frequency = <400000>;
};

&i2c1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&i2c1_pins>;
	clock-frequency = <400000>;

	sensor@49 {
		compatible = "lm75";
		reg = <0x49>;
	};

	eeprom@50 {
		compatible = "atmel,24c512";
		reg = <0x50>;
	};
};

&lcdc {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&lcd_pins>;

	max-memory-bandwidth = <92240000>;

	port {
		lcdc_output: endpoint {
			remote-endpoint = <&panel_input>;
			arm,pl11x,tft-r0g0b0-pads = <0 8 16>;
		};
	};
};

&mac {
	status = "okay";
	phy-mode = "rmii";
	pinctrl-names = "default";
	pinctrl-0 = <&enet_rmii_pins>;
	phy-handle = <&phy1>;

	mdio0 {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "snps,dwmac-mdio";

		phy1: ethernet-phy@1 {
			reg = <1>;
		};
	};
};

&mmcsd {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&sdmmc_pins>;
	bus-width = <4>;
	vmmc-supply = <&vmmc>;
};

/* Pin conflict with SSP0, the latter is routed to J17 pin header */
&spifi {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&spifi_pins>;

	/* Atmel AT25DF321A */
	flash {
		compatible = "jedec,spi-nor";
		spi-max-frequency = <51000000>;
		spi-cpol;
		spi-cpha;
	};
};

&ssp1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&ssp1_pins>;
	num-cs = <1>;
	cs-gpios = <&gpio LPC_GPIO(7,19) GPIO_ACTIVE_LOW>;
};

/* Routed to J17 pin header */
&uart0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pins>;
};

/* RS485 */
&uart1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_pins>;
};

/* Routed to J17 pin header */
&uart2 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart2_pins>;
};

&uart3 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&uart3_pins>;
};

&usb0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&usb0_pins>;
};