arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts - arm/linux - Git at Google

 // SPDX-License-Identifier: GPL-2.0
 /*
  * dts file for Hisilicon HiKey Development Board
  *
  * Copyright (C) 2015, Hisilicon Ltd.
  *
  */

 /dts-v1/;
 #include "hi6220.dtsi"
 #include "hikey-pinctrl.dtsi"
 #include <dt-bindings/gpio/gpio.h>

 / {
 	model = "HiKey Development Board";
 	compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220";

 	aliases {
 		serial0 = &uart0; /* On board UART0 */
 		serial1 = &uart1; /* BT UART */
 		serial2 = &uart2; /* LS Expansion UART0 */
 		serial3 = &uart3; /* LS Expansion UART1 */
 	};

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

 	/*
 	 * Reserve below regions from memory node:
 	 *
 	 *  0x05e0,0000 - 0x05ef,ffff: MCU firmware runtime using
 	 *  0x05f0,1000 - 0x05f0,1fff: Reboot reason
 	 *  0x06df,f000 - 0x06df,ffff: Mailbox message data
 	 *  0x0740,f000 - 0x0740,ffff: MCU firmware section
 	 *  0x21f0,0000 - 0x21ff,ffff: pstore/ramoops buffer
 	 *  0x3e00,0000 - 0x3fff,ffff: OP-TEE
 	 */
 	memory@0 {
 		device_type = "memory";
 		reg = <0x00000000 0x00000000 0x00000000 0x05e00000>,
 		      <0x00000000 0x05f00000 0x00000000 0x00001000>,
 		      <0x00000000 0x05f02000 0x00000000 0x00efd000>,
 		      <0x00000000 0x06e00000 0x00000000 0x0060f000>,
 		      <0x00000000 0x07410000 0x00000000 0x1aaf0000>,
 		      <0x00000000 0x22000000 0x00000000 0x1c000000>;
 	};

 	reserved-memory {
 		#address-cells = <2>;
 		#size-cells = <2>;
 		ranges;

 		ramoops@0x21f00000 {
 			compatible = "ramoops";
 			reg = <0x0 0x21f00000 0x0 0x00100000>;
 			record-size	= <0x00020000>;
 			console-size	= <0x00020000>;
 			ftrace-size	= <0x00020000>;
 		};

 		/* global autoconfigured region for contiguous allocations */
 		linux,cma {
 			compatible = "shared-dma-pool";
 			reusable;
 			size = <0x00000000 0x08000000>;
 			linux,cma-default;
 		};
 	};

 	reboot-mode-syscon@5f01000 {
 		compatible = "syscon", "simple-mfd";
 		reg = <0x0 0x05f01000 0x0 0x00001000>;

 		reboot-mode {
 			compatible = "syscon-reboot-mode";
 			offset = <0x0>;

 			mode-normal	= <0x77665501>;
 			mode-bootloader	= <0x77665500>;
 			mode-recovery	= <0x77665502>;
 		};
 	};

 	reg_sys_5v: regulator@0 {
 		compatible = "regulator-fixed";
 		regulator-name = "SYS_5V";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		regulator-boot-on;
 		regulator-always-on;
 	};

 	reg_vdd_3v3: regulator@1 {
 		compatible = "regulator-fixed";
 		regulator-name = "VDD_3V3";
 		regulator-min-microvolt = <3300000>;
 		regulator-max-microvolt = <3300000>;
 		regulator-boot-on;
 		regulator-always-on;
 		vin-supply = <&reg_sys_5v>;
 	};

 	reg_5v_hub: regulator@2 {
 		compatible = "regulator-fixed";
 		regulator-name = "5V_HUB";
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		regulator-boot-on;
 		gpio = <&gpio0 7 0>;
 		regulator-always-on;
 		vin-supply = <&reg_sys_5v>;
 	};

 	wl1835_pwrseq: wl1835-pwrseq {
 		compatible = "mmc-pwrseq-simple";
 		/* WLAN_EN GPIO */
 		reset-gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
 		clocks = <&pmic>;
 		clock-names = "ext_clock";
 		power-off-delay-us = <10>;
 	};

 	soc {
 		spi0: spi@f7106000 {
 			status = "ok";
 		};

 		i2c0: i2c@f7100000 {
 			status = "ok";
 		};

 		i2c1: i2c@f7101000 {
 			status = "ok";
 		};

 		uart1: uart@f7111000 {
 			assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>;
 			assigned-clock-rates = <150000000>;
 			status = "ok";

 			bluetooth {
 				compatible = "ti,wl1835-st";
 				enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
 				clocks = <&pmic>;
 				clock-names = "ext_clock";
 			};
 		};

 		uart2: uart@f7112000 {
 			status = "ok";
 		};

 		uart3: uart@f7113000 {
 			status = "ok";
 		};

 		/*
 		 * Legend: proper name = the GPIO line is used as GPIO
 		 *         NC = not connected (not routed from the SoC)
 		 *         "[PER]" = pin is muxed for peripheral (not GPIO)
 		 *         "" = no idea, schematic doesn't say, could be
 		 *              unrouted (not connected to any external pin)
 		 *         LSEC = Low Speed External Connector
 		 *         HSEC = High Speed External Connector
 		 *
 		 * Pin assignments taken from LeMaker and CircuitCo Schematics
 		 * Rev A1.
 		 *
 		 * For the lines routed to the external connectors the
 		 * lines are named after the 96Boards CE Specification 1.0,
 		 * Appendix "Expansion Connector Signal Description".
 		 *
 		 * When the 96Board naming of a line and the schematic name of
 		 * the same line are in conflict, the 96Board specification
 		 * takes precedence, which means that the external UART on the
 		 * LSEC is named UART0 while the schematic and SoC names this
 		 * UART2. This is only for the informational lines i.e. "[FOO]",
 		 * the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
 		 * ones actually used for GPIO.
 		 */
 		gpio0: gpio@f8011000 {
 			gpio-line-names = "PWR_HOLD", "DSI_SEL",
 			"USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
 			"PWRON_DET", "5V_HUB_EN";
 		};

 		gpio1: gpio@f8012000 {
 			gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
 			"WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
 		};

 		gpio2: gpio@f8013000 {
 			gpio-line-names =
 				"GPIO-A", /* LSEC Pin 23: GPIO2_0 */
 				"GPIO-B", /* LSEC Pin 24: GPIO2_1 */
 				"GPIO-C", /* LSEC Pin 25: GPIO2_2 */
 				"GPIO-D", /* LSEC Pin 26: GPIO2_3 */
 				"GPIO-E", /* LSEC Pin 27: GPIO2_4 */
 				"USB_ID_DET", "USB_VBUS_DET",
 				"GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
 		};

 		gpio3: gpio@f8014000 {
 			gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
 			"WLAN_ACTIVE", "NC", "NC";
 		};

 		gpio4: gpio@f7020000 {
 			gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
 			"USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
 		};

 		gpio5: gpio@f7021000 {
 			gpio-line-names = "NC", "NC",
 			"[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
 			"[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
 			"[AUX_SSI1]", "NC",
 			"[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
 			"[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
 		};

 		gpio6: gpio@f7022000 {
 			gpio-line-names =
 			"[SPI0_DIN]", /* Pin 10: SPI0_DI */
 			"[SPI0_DOUT]", /* Pin 14: SPI0_DO */
 			"[SPI0_CS]", /* Pin 12: SPI0_CS_N */
 			"[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
 			"NC", "NC", "NC",
 			"GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
 		};

 		gpio7: gpio@f7023000 {
 			gpio-line-names = "NC", "NC", "NC", "NC",
 			"[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
 			"[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
 			"NC", "NC";
 		};

 		gpio8: gpio@f7024000 {
 			gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
 			"", "", "", "", "", "";
 		};

 		gpio9: gpio@f7025000 {
 			gpio-line-names = "",
 			"GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
 			"GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
 			"NC", "NC", "NC", "NC", "[ISP_CCLK0]";
 		};

 		gpio10: gpio@f7026000 {
 			gpio-line-names = "BOOT_SEL",
 			"[ISP_CCLK1]",
 			"GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
 			"GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
 			"NC", "NC",
 			"[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
 			"[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
 		};

 		gpio11: gpio@f7027000 {
 			gpio-line-names =
 			"[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
 			"[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
 			"", "NC", "NC", "NC", "", "";
 		};

 		gpio12: gpio@f7028000 {
 			gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
 			"[BT_PCM_DO]",
 			"NC", "NC", "NC", "NC",
 			"GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
 		};

 		gpio13: gpio@f7029000 {
 			gpio-line-names = "[UART0_RX]", "[UART0_TX]",
 			"[BT_UART1_CTS]", "[BT_UART1_RTS]",
 			"[BT_UART1_RX]", "[BT_UART1_TX]",
 			"[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
 			"[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
 		};

 		gpio14: gpio@f702a000 {
 			gpio-line-names =
 			"[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
 			"[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
 			"[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
 			"[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
 			"[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
 			"[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
 			"[I2C2_SCL]", "[I2C2_SDA]";
 		};

 		gpio15: gpio@f702b000 {
 			gpio-line-names = "", "", "", "", "", "", "NC", "";
 		};

 		/* GPIO blocks 16 thru 19 do not appear to be routed to pins */

 		dwmmc_0: dwmmc0@f723d000 {
 			cap-mmc-highspeed;
 			non-removable;
 			bus-width = <0x8>;
 			vmmc-supply = <&ldo19>;
 		};

 		dwmmc_1: dwmmc1@f723e000 {
 			card-detect-delay = <200>;
 			cap-sd-highspeed;
 			sd-uhs-sdr12;
 			sd-uhs-sdr25;
 			sd-uhs-sdr50;
 			vqmmc-supply = <&ldo7>;
 			vmmc-supply = <&ldo10>;
 			bus-width = <0x4>;
 			disable-wp;
 			cd-gpios = <&gpio1 0 1>;
 		};

 		dwmmc_2: dwmmc2@f723f000 {
 			bus-width = <0x4>;
 			non-removable;
 			vmmc-supply = <&reg_vdd_3v3>;
 			mmc-pwrseq = <&wl1835_pwrseq>;

 			#address-cells = <0x1>;
 			#size-cells = <0x0>;
 			wlcore: wlcore@2 {
 				compatible = "ti,wl1835";
 				reg = <2>;	/* sdio func num */
 				/* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
 				interrupt-parent = <&gpio1>;
 				interrupts = <3 IRQ_TYPE_EDGE_RISING>;
 			};
 		};
 	};

 	leds {
 		compatible = "gpio-leds";
 		user_led4 {
 			label = "user_led4";
 			gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
 			linux,default-trigger = "heartbeat";
 		};

 		user_led3 {
 			label = "user_led3";
 			gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
 			linux,default-trigger = "mmc0";
 		};

 		user_led2 {
 			label = "user_led2";
 			gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
 			linux,default-trigger = "mmc1";
 		};

 		user_led1 {
 			label = "user_led1";
 			gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
 			linux,default-trigger = "cpu0";
 		};

 		wlan_active_led {
 			label = "wifi_active";
 			gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
 			linux,default-trigger = "phy0tx";
 			default-state = "off";
 		};

 		bt_active_led {
 			label = "bt_active";
 			gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
 			linux,default-trigger = "hci0rx";
 			default-state = "off";
 		};
 	};

 	pmic: pmic@f8000000 {
 		compatible = "hisilicon,hi655x-pmic";
 		reg = <0x0 0xf8000000 0x0 0x1000>;
 		#clock-cells = <0>;
 		interrupt-controller;
 		#interrupt-cells = <2>;
 		pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;

 		regulators {
 			ldo2: LDO2 {
 				regulator-name = "LDO2_2V8";
 				regulator-min-microvolt = <2500000>;
 				regulator-max-microvolt = <3200000>;
 				regulator-enable-ramp-delay = <120>;
 			};

 			ldo7: LDO7 {
 				regulator-name = "LDO7_SDIO";
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <3300000>;
 				regulator-enable-ramp-delay = <120>;
 			};

 			ldo10: LDO10 {
 				regulator-name = "LDO10_2V85";
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <3000000>;
 				regulator-enable-ramp-delay = <360>;
 			};

 			ldo13: LDO13 {
 				regulator-name = "LDO13_1V8";
 				regulator-min-microvolt = <1600000>;
 				regulator-max-microvolt = <1950000>;
 				regulator-enable-ramp-delay = <120>;
 			};

 			ldo14: LDO14 {
 				regulator-name = "LDO14_2V8";
 				regulator-min-microvolt = <2500000>;
 				regulator-max-microvolt = <3200000>;
 				regulator-enable-ramp-delay = <120>;
 			};

 			ldo15: LDO15 {
 				regulator-name = "LDO15_1V8";
 				regulator-min-microvolt = <1600000>;
 				regulator-max-microvolt = <1950000>;
 				regulator-boot-on;
 				regulator-always-on;
 				regulator-enable-ramp-delay = <120>;
 			};

 			ldo17: LDO17 {
 				regulator-name = "LDO17_2V5";
 				regulator-min-microvolt = <2500000>;
 				regulator-max-microvolt = <3200000>;
 				regulator-enable-ramp-delay = <120>;
 			};

 			ldo19: LDO19 {
 				regulator-name = "LDO19_3V0";
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <3000000>;
 				regulator-enable-ramp-delay = <360>;
 			};

 			ldo21: LDO21 {
 				regulator-name = "LDO21_1V8";
 				regulator-min-microvolt = <1650000>;
 				regulator-max-microvolt = <2000000>;
 				regulator-always-on;
 				regulator-enable-ramp-delay = <120>;
 			};

 			ldo22: LDO22 {
 				regulator-name = "LDO22_1V2";
 				regulator-min-microvolt = <900000>;
 				regulator-max-microvolt = <1200000>;
 				regulator-boot-on;
 				regulator-always-on;
 				regulator-enable-ramp-delay = <120>;
 			};
 		};
 	};

 	firmware {
 		optee {
 			compatible = "linaro,optee-tz";
 			method = "smc";
 		};
 	};

 	sound_card {
 		compatible = "audio-graph-card";
 		dais = <&i2s0_port0>;
 	};
 };

 &uart2 {
 	label = "LS-UART0";
 };
 &uart3 {
 	label = "LS-UART1";
 };

 &ade {
 	status = "ok";
 };

 &dsi {
 	status = "ok";

 	ports {
 		/* 1 for output port */
 		port@1 {
 			reg = <1>;

 			dsi_out0: endpoint@0 {
 				remote-endpoint = <&adv7533_in>;
 			};
 		};
 	};
 };

 &i2c2 {
 	#address-cells = <1>;
 	#size-cells = <0>;
 	status = "ok";

 	adv7533: adv7533@39 {
 		compatible = "adi,adv7533";
 		reg = <0x39>;
 		interrupt-parent = <&gpio1>;
 		interrupts = <1 2>;
 		pd-gpio = <&gpio0 4 0>;
 		adi,dsi-lanes = <4>;
 		#sound-dai-cells = <0>;

 		ports {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			port@0 {
 				adv7533_in: endpoint {
 					remote-endpoint = <&dsi_out0>;
 				};
 			};
 			port@2 {
 				reg = <2>;
 				codec_endpoint: endpoint {
 					remote-endpoint = <&i2s0_cpu_endpoint>;
 				};
 			};
 		};
 	};
 };

 &i2s0 {

 	ports {
 		i2s0_port0: port@0 {
 			i2s0_cpu_endpoint: endpoint {
 				remote-endpoint = <&codec_endpoint>;
 				dai-format = "i2s";
 			};
 		};
 	};
 };
	// SPDX-License-Identifier: GPL-2.0
	/*
	* dts file for Hisilicon HiKey Development Board
	*
	* Copyright (C) 2015, Hisilicon Ltd.
	*
	*/

	/dts-v1/;
	#include "hi6220.dtsi"
	#include "hikey-pinctrl.dtsi"
	#include <dt-bindings/gpio/gpio.h>

	/ {
	model = "HiKey Development Board";
	compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220";

	aliases {
	serial0 = &uart0; /* On board UART0 */
	serial1 = &uart1; /* BT UART */
	serial2 = &uart2; /* LS Expansion UART0 */
	serial3 = &uart3; /* LS Expansion UART1 */
	};

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

	/*
	* Reserve below regions from memory node:
	*
	* 0x05e0,0000 - 0x05ef,ffff: MCU firmware runtime using
	* 0x05f0,1000 - 0x05f0,1fff: Reboot reason
	* 0x06df,f000 - 0x06df,ffff: Mailbox message data
	* 0x0740,f000 - 0x0740,ffff: MCU firmware section
	* 0x21f0,0000 - 0x21ff,ffff: pstore/ramoops buffer
	* 0x3e00,0000 - 0x3fff,ffff: OP-TEE
	*/
	memory@0 {
	device_type = "memory";
	reg = <0x00000000 0x00000000 0x00000000 0x05e00000>,
	<0x00000000 0x05f00000 0x00000000 0x00001000>,
	<0x00000000 0x05f02000 0x00000000 0x00efd000>,
	<0x00000000 0x06e00000 0x00000000 0x0060f000>,
	<0x00000000 0x07410000 0x00000000 0x1aaf0000>,
	<0x00000000 0x22000000 0x00000000 0x1c000000>;
	};

	reserved-memory {
	#address-cells = <2>;
	#size-cells = <2>;
	ranges;

	ramoops@0x21f00000 {
	compatible = "ramoops";
	reg = <0x0 0x21f00000 0x0 0x00100000>;
	record-size = <0x00020000>;
	console-size = <0x00020000>;
	ftrace-size = <0x00020000>;
	};

	/* global autoconfigured region for contiguous allocations */
	linux,cma {
	compatible = "shared-dma-pool";
	reusable;
	size = <0x00000000 0x08000000>;
	linux,cma-default;
	};
	};

	reboot-mode-syscon@5f01000 {
	compatible = "syscon", "simple-mfd";
	reg = <0x0 0x05f01000 0x0 0x00001000>;

	reboot-mode {
	compatible = "syscon-reboot-mode";
	offset = <0x0>;

	mode-normal = <0x77665501>;
	mode-bootloader = <0x77665500>;
	mode-recovery = <0x77665502>;
	};
	};

	reg_sys_5v: regulator@0 {
	compatible = "regulator-fixed";
	regulator-name = "SYS_5V";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	regulator-boot-on;
	regulator-always-on;
	};

	reg_vdd_3v3: regulator@1 {
	compatible = "regulator-fixed";
	regulator-name = "VDD_3V3";
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-boot-on;
	regulator-always-on;
	vin-supply = <&reg_sys_5v>;
	};

	reg_5v_hub: regulator@2 {
	compatible = "regulator-fixed";
	regulator-name = "5V_HUB";
	regulator-min-microvolt = <5000000>;
	regulator-max-microvolt = <5000000>;
	regulator-boot-on;
	gpio = <&gpio0 7 0>;
	regulator-always-on;
	vin-supply = <&reg_sys_5v>;
	};

	wl1835_pwrseq: wl1835-pwrseq {
	compatible = "mmc-pwrseq-simple";
	/* WLAN_EN GPIO */
	reset-gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
	clocks = <&pmic>;
	clock-names = "ext_clock";
	power-off-delay-us = <10>;
	};

	soc {
	spi0: spi@f7106000 {
	status = "ok";
	};

	i2c0: i2c@f7100000 {
	status = "ok";
	};

	i2c1: i2c@f7101000 {
	status = "ok";
	};

	uart1: uart@f7111000 {
	assigned-clocks = <&sys_ctrl HI6220_UART1_SRC>;
	assigned-clock-rates = <150000000>;
	status = "ok";

	bluetooth {
	compatible = "ti,wl1835-st";
	enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
	clocks = <&pmic>;
	clock-names = "ext_clock";
	};
	};

	uart2: uart@f7112000 {
	status = "ok";
	};

	uart3: uart@f7113000 {
	status = "ok";
	};

	/*
	* Legend: proper name = the GPIO line is used as GPIO
	* NC = not connected (not routed from the SoC)
	* "[PER]" = pin is muxed for peripheral (not GPIO)
	* "" = no idea, schematic doesn't say, could be
	* unrouted (not connected to any external pin)
	* LSEC = Low Speed External Connector
	* HSEC = High Speed External Connector
	*
	* Pin assignments taken from LeMaker and CircuitCo Schematics
	* Rev A1.
	*
	* For the lines routed to the external connectors the
	* lines are named after the 96Boards CE Specification 1.0,
	* Appendix "Expansion Connector Signal Description".
	*
	* When the 96Board naming of a line and the schematic name of
	* the same line are in conflict, the 96Board specification
	* takes precedence, which means that the external UART on the
	* LSEC is named UART0 while the schematic and SoC names this
	* UART2. This is only for the informational lines i.e. "[FOO]",
	* the GPIO named lines "GPIO-A" thru "GPIO-L" are the only
	* ones actually used for GPIO.
	*/
	gpio0: gpio@f8011000 {
	gpio-line-names = "PWR_HOLD", "DSI_SEL",
	"USB_HUB_RESET_N", "USB_SEL", "HDMI_PD", "WL_REG_ON",
	"PWRON_DET", "5V_HUB_EN";
	};

	gpio1: gpio@f8012000 {
	gpio-line-names = "SD_DET", "HDMI_INT", "PMU_IRQ_N",
	"WL_HOST_WAKE", "NC", "NC", "NC", "BT_REG_ON";
	};

	gpio2: gpio@f8013000 {
	gpio-line-names =
	"GPIO-A", /* LSEC Pin 23: GPIO2_0 */
	"GPIO-B", /* LSEC Pin 24: GPIO2_1 */
	"GPIO-C", /* LSEC Pin 25: GPIO2_2 */
	"GPIO-D", /* LSEC Pin 26: GPIO2_3 */
	"GPIO-E", /* LSEC Pin 27: GPIO2_4 */
	"USB_ID_DET", "USB_VBUS_DET",
	"GPIO-H"; /* LSEC Pin 30: GPIO2_7 */
	};

	gpio3: gpio@f8014000 {
	gpio-line-names = "GPIO3_0", "NC", "NC", "", "NC", "",
	"WLAN_ACTIVE", "NC", "NC";
	};

	gpio4: gpio@f7020000 {
	gpio-line-names = "USER_LED1", "USER_LED2", "USER_LED3",
	"USER_LED4", "SD_SEL", "NC", "NC", "BT_ACTIVE";
	};

	gpio5: gpio@f7021000 {
	gpio-line-names = "NC", "NC",
	"[UART1_RxD]", /* LSEC Pin 11: UART3_RX */
	"[UART1_TxD]", /* LSEC Pin 13: UART3_TX */
	"[AUX_SSI1]", "NC",
	"[PCM_CLK]", /* LSEC Pin 18: MODEM_PCM_XCLK */
	"[PCM_FS]"; /* LSEC Pin 16: MODEM_PCM_XFS */
	};

	gpio6: gpio@f7022000 {
	gpio-line-names =
	"[SPI0_DIN]", /* Pin 10: SPI0_DI */
	"[SPI0_DOUT]", /* Pin 14: SPI0_DO */
	"[SPI0_CS]", /* Pin 12: SPI0_CS_N */
	"[SPI0_SCLK]", /* Pin 8: SPI0_SCLK */
	"NC", "NC", "NC",
	"GPIO-G"; /* Pin 29: GPIO6_7_DSI_TE0 */
	};

	gpio7: gpio@f7023000 {
	gpio-line-names = "NC", "NC", "NC", "NC",
	"[PCM_DI]", /* Pin 22: MODEM_PCM_DI */
	"[PCM_DO]", /* Pin 20: MODEM_PCM_DO */
	"NC", "NC";
	};

	gpio8: gpio@f7024000 {
	gpio-line-names = "NC", "[CEC_CLK_19_2MHZ]", "NC",
	"", "", "", "", "", "";
	};

	gpio9: gpio@f7025000 {
	gpio-line-names = "",
	"GPIO-J", /* LSEC Pin 32: ISP_PWDN0_GPIO9_1 */
	"GPIO-L", /* LSEC Pin 34: ISP_PWDN1_GPIO9_2 */
	"NC", "NC", "NC", "NC", "[ISP_CCLK0]";
	};

	gpio10: gpio@f7026000 {
	gpio-line-names = "BOOT_SEL",
	"[ISP_CCLK1]",
	"GPIO-I", /* LSEC Pin 31: ISP_RSTB0_GPIO10_2 */
	"GPIO-K", /* LSEC Pin 33: ISP_RSTB1_GPIO10_3 */
	"NC", "NC",
	"[I2C2_SDA]", /* HSEC Pin 34: ISP0_SDA */
	"[I2C2_SCL]"; /* HSEC Pin 32: ISP0_SCL */
	};

	gpio11: gpio@f7027000 {
	gpio-line-names =
	"[I2C3_SDA]", /* HSEC Pin 38: ISP1_SDA */
	"[I2C3_SCL]", /* HSEC Pin 36: ISP1_SCL */
	"", "NC", "NC", "NC", "", "";
	};

	gpio12: gpio@f7028000 {
	gpio-line-names = "[BT_PCM_XFS]", "[BT_PCM_DI]",
	"[BT_PCM_DO]",
	"NC", "NC", "NC", "NC",
	"GPIO-F"; /* LSEC Pin 28: BL_PWM_GPIO12_7 */
	};

	gpio13: gpio@f7029000 {
	gpio-line-names = "[UART0_RX]", "[UART0_TX]",
	"[BT_UART1_CTS]", "[BT_UART1_RTS]",
	"[BT_UART1_RX]", "[BT_UART1_TX]",
	"[UART0_CTS]", /* LSEC Pin 3: UART2_CTS_N */
	"[UART0_RTS]"; /* LSEC Pin 9: UART2_RTS_N */
	};

	gpio14: gpio@f702a000 {
	gpio-line-names =
	"[UART0_RxD]", /* LSEC Pin 7: UART2_RX */
	"[UART0_TxD]", /* LSEC Pin 5: UART2_TX */
	"[I2C0_SCL]", /* LSEC Pin 15: I2C0_SCL */
	"[I2C0_SDA]", /* LSEC Pin 17: I2C0_SDA */
	"[I2C1_SCL]", /* LSEC Pin 19: I2C1_SCL */
	"[I2C1_SDA]", /* LSEC Pin 21: I2C1_SDA */
	"[I2C2_SCL]", "[I2C2_SDA]";
	};

	gpio15: gpio@f702b000 {
	gpio-line-names = "", "", "", "", "", "", "NC", "";
	};

	/* GPIO blocks 16 thru 19 do not appear to be routed to pins */

	dwmmc_0: dwmmc0@f723d000 {
	cap-mmc-highspeed;
	non-removable;
	bus-width = <0x8>;
	vmmc-supply = <&ldo19>;
	};

	dwmmc_1: dwmmc1@f723e000 {
	card-detect-delay = <200>;
	cap-sd-highspeed;
	sd-uhs-sdr12;
	sd-uhs-sdr25;
	sd-uhs-sdr50;
	vqmmc-supply = <&ldo7>;
	vmmc-supply = <&ldo10>;
	bus-width = <0x4>;
	disable-wp;
	cd-gpios = <&gpio1 0 1>;
	};

	dwmmc_2: dwmmc2@f723f000 {
	bus-width = <0x4>;
	non-removable;
	vmmc-supply = <&reg_vdd_3v3>;
	mmc-pwrseq = <&wl1835_pwrseq>;

	#address-cells = <0x1>;
	#size-cells = <0x0>;
	wlcore: wlcore@2 {
	compatible = "ti,wl1835";
	reg = <2>; /* sdio func num */
	/* WL_IRQ, WL_HOST_WAKE_GPIO1_3 */
	interrupt-parent = <&gpio1>;
	interrupts = <3 IRQ_TYPE_EDGE_RISING>;
	};
	};
	};

	leds {
	compatible = "gpio-leds";
	user_led4 {
	label = "user_led4";
	gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
	linux,default-trigger = "heartbeat";
	};

	user_led3 {
	label = "user_led3";
	gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
	linux,default-trigger = "mmc0";
	};

	user_led2 {
	label = "user_led2";
	gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
	linux,default-trigger = "mmc1";
	};

	user_led1 {
	label = "user_led1";
	gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
	linux,default-trigger = "cpu0";
	};

	wlan_active_led {
	label = "wifi_active";
	gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
	linux,default-trigger = "phy0tx";
	default-state = "off";
	};

	bt_active_led {
	label = "bt_active";
	gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
	linux,default-trigger = "hci0rx";
	default-state = "off";
	};
	};

	pmic: pmic@f8000000 {
	compatible = "hisilicon,hi655x-pmic";
	reg = <0x0 0xf8000000 0x0 0x1000>;
	#clock-cells = <0>;
	interrupt-controller;
	#interrupt-cells = <2>;
	pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;

	regulators {
	ldo2: LDO2 {
	regulator-name = "LDO2_2V8";
	regulator-min-microvolt = <2500000>;
	regulator-max-microvolt = <3200000>;
	regulator-enable-ramp-delay = <120>;
	};

	ldo7: LDO7 {
	regulator-name = "LDO7_SDIO";
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <3300000>;
	regulator-enable-ramp-delay = <120>;
	};

	ldo10: LDO10 {
	regulator-name = "LDO10_2V85";
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <3000000>;
	regulator-enable-ramp-delay = <360>;
	};

	ldo13: LDO13 {
	regulator-name = "LDO13_1V8";
	regulator-min-microvolt = <1600000>;
	regulator-max-microvolt = <1950000>;
	regulator-enable-ramp-delay = <120>;
	};

	ldo14: LDO14 {
	regulator-name = "LDO14_2V8";
	regulator-min-microvolt = <2500000>;
	regulator-max-microvolt = <3200000>;
	regulator-enable-ramp-delay = <120>;
	};

	ldo15: LDO15 {
	regulator-name = "LDO15_1V8";
	regulator-min-microvolt = <1600000>;
	regulator-max-microvolt = <1950000>;
	regulator-boot-on;
	regulator-always-on;
	regulator-enable-ramp-delay = <120>;
	};

	ldo17: LDO17 {
	regulator-name = "LDO17_2V5";
	regulator-min-microvolt = <2500000>;
	regulator-max-microvolt = <3200000>;
	regulator-enable-ramp-delay = <120>;
	};

	ldo19: LDO19 {
	regulator-name = "LDO19_3V0";
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <3000000>;
	regulator-enable-ramp-delay = <360>;
	};

	ldo21: LDO21 {
	regulator-name = "LDO21_1V8";
	regulator-min-microvolt = <1650000>;
	regulator-max-microvolt = <2000000>;
	regulator-always-on;
	regulator-enable-ramp-delay = <120>;
	};

	ldo22: LDO22 {
	regulator-name = "LDO22_1V2";
	regulator-min-microvolt = <900000>;
	regulator-max-microvolt = <1200000>;
	regulator-boot-on;
	regulator-always-on;
	regulator-enable-ramp-delay = <120>;
	};
	};
	};

	firmware {
	optee {
	compatible = "linaro,optee-tz";
	method = "smc";
	};
	};

	sound_card {
	compatible = "audio-graph-card";
	dais = <&i2s0_port0>;
	};
	};

	&uart2 {
	label = "LS-UART0";
	};
	&uart3 {
	label = "LS-UART1";
	};

	&ade {
	status = "ok";
	};

	&dsi {
	status = "ok";

	ports {
	/* 1 for output port */
	port@1 {
	reg = <1>;

	dsi_out0: endpoint@0 {
	remote-endpoint = <&adv7533_in>;
	};
	};
	};
	};

	&i2c2 {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "ok";

	adv7533: adv7533@39 {
	compatible = "adi,adv7533";
	reg = <0x39>;
	interrupt-parent = <&gpio1>;
	interrupts = <1 2>;
	pd-gpio = <&gpio0 4 0>;
	adi,dsi-lanes = <4>;
	#sound-dai-cells = <0>;

	ports {
	#address-cells = <1>;
	#size-cells = <0>;
	port@0 {
	adv7533_in: endpoint {
	remote-endpoint = <&dsi_out0>;
	};
	};
	port@2 {
	reg = <2>;
	codec_endpoint: endpoint {
	remote-endpoint = <&i2s0_cpu_endpoint>;
	};
	};
	};
	};
	};

	&i2s0 {

	ports {
	i2s0_port0: port@0 {
	i2s0_cpu_endpoint: endpoint {
	remote-endpoint = <&codec_endpoint>;
	dai-format = "i2s";
	};
	};
	};
	};