arch/arm/boot/dts/gemini-dlink-dir-685.dts - third_party/linux - Git at Google

 /*
  * Device Tree file for D-Link DIR-685 Xtreme N Storage Router
  */

 /dts-v1/;

 #include "gemini.dtsi"
 #include <dt-bindings/input/input.h>

 / {
 	model = "D-Link DIR-685 Xtreme N Storage Router";
 	compatible = "dlink,dir-685", "cortina,gemini";
 	#address-cells = <1>;
 	#size-cells = <1>;

 	memory@0 {
 		/* 128 MB SDRAM in 2 x Hynix HY5DU121622DTP-D43 */
 		device_type = "memory";
 		reg = <0x00000000 0x8000000>;
 	};

 	chosen {
 		bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait";
 		stdout-path = "uart0:19200n8";
 	};

 	gpio_keys {
 		compatible = "gpio-keys";

 		button-esc {
 			debounce-interval = <50>;
 			wakeup-source;
 			linux,code = <KEY_ESC>;
 			label = "reset";
 			/* Collides with LPC_LAD[0], UART DCD, SSP 97RST */
 			gpios = <&gpio0 8 GPIO_ACTIVE_LOW>;
 		};
 		button-eject {
 			debounce-interval = <50>;
 			wakeup-source;
 			linux,code = <KEY_EJECTCD>;
 			label = "unmount";
 			/* Collides with LPC LFRAME, UART RTS, SSP TXD */
 			gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
 		};
 	};

 	vdisp: regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "display-power";
 		regulator-min-microvolt = <3600000>;
 		regulator-max-microvolt = <3600000>;
 		/* Collides with LCD E */
 		gpio = <&gpio0 16 GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 	};

 	spi {
 		compatible = "spi-gpio";
 		#address-cells = <1>;
 		#size-cells = <0>;

 		/* Collides with IDE pins, that's cool (we do not use them) */
 		gpio-sck = <&gpio1 5 GPIO_ACTIVE_HIGH>;
 		gpio-miso = <&gpio1 8 GPIO_ACTIVE_HIGH>;
 		gpio-mosi = <&gpio1 7 GPIO_ACTIVE_HIGH>;
 		/* Collides with pflash CE1, not so cool */
 		cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
 		num-chipselects = <1>;

 		panel: display@0 {
 			compatible = "dlink,dir-685-panel", "ilitek,ili9322";
 			reg = <0>;
 			/* 50 ns min period = 20 MHz */
 			spi-max-frequency = <20000000>;
 			spi-cpol; /* Clock active low */
 			vcc-supply = <&vdisp>;
 			iovcc-supply = <&vdisp>;
 			vci-supply = <&vdisp>;

 			port {
 				panel_in: endpoint {
 					remote-endpoint = <&display_out>;
 				};
 			};
 		};
 	};

 	leds {
 		compatible = "gpio-leds";
 		led-wps {
 			label = "dir685:blue:WPS";
 			/* Collides with ICE */
 			gpios = <&gpio0 7 GPIO_ACTIVE_LOW>;
 			default-state = "on";
 			linux,default-trigger = "heartbeat";
 		};
 		/*
 		 * These two LEDs are on the side of the device.
 		 * For electrical reasons, both LEDs cannot be active
 		 * at the same time so only blue or orange can be on at
 		 * one time. Enabling both makes the LED go dark.
 		 * The LEDs both sit inside the unmount button and the
 		 * label on the case says "unmount".
 		 */
 		led-blue-hd {
 			label = "dir685:blue:HD";
 			/* Collides with LPC_SERIRQ, UART DTR, SSP FSC pins */
 			gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
 			linux,default-trigger = "disk-read";
 		};
 		led-orange-hd {
 			label = "dir685:orange:HD";
 			/* Collides with LPC_LAD[2], UART DSR, SSP ECLK pins */
 			gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
 			linux,default-trigger = "disk-write";
 		};
 	};

 	/*
 	 * This is a Sunon Maglev GM0502PFV2-8 cooling fan @10000 RPM.
 	 * Since the platform has no temperature sensor, this is controlled
 	 * from userspace by using the hard disks S.M.A.R.T. temperature
 	 * sensor. It is turned on when the temperature exceeds 46 degrees
 	 * and turned off when the temperatures goes below 41 degrees
 	 * (celsius).
 	 */
 	gpio-fan {
 		compatible = "gpio-fan";
 		/* Collides with IDE */
 		gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>;
 		gpio-fan,speed-map = <0 0>, <10000 1>;
 		#cooling-cells = <2>;
 	};

 	/*
 	 * The touchpad input is connected to a GPIO bit-banged
 	 * I2C bus.
 	 */
 	gpio-i2c {
 		compatible = "i2c-gpio";
 		/* Collides with ICE */
 		sda-gpios = <&gpio0 5 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
 		scl-gpios = <&gpio0 6 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
 		#address-cells = <1>;
 		#size-cells = <0>;

 		touchkeys@26 {
 			compatible = "dlink,dir685-touchkeys";
 			reg = <0x26>;
 			interrupt-parent = <&gpio0>;
 			/* Collides with NAND flash */
 			interrupts = <17 IRQ_TYPE_EDGE_FALLING>;
 		};
 	};

 	soc {
 		flash@30000000 {
 			/*
 			 * Flash access is by default disabled, because it
 			 * collides with the Chip Enable signal for the display
 			 * panel, that reuse the parallel flash Chip Select 1
 			 * (CS1). Enabling flash makes graphics stop working.
 			 *
 			 * We might be able to hack around this by letting
 			 * GPIO poke around in the flash controller registers.
 			 */
 			/* status = "okay"; */
 			/* 32MB of flash */
 			reg = <0x30000000 0x02000000>;

 			/*
 			 * This "RedBoot" is the Storlink derivative.
 			 */
 			partition@0 {
 				label = "RedBoot";
 				reg = <0x00000000 0x00040000>;
 				read-only;
 			};
 			/*
 			 * Between the boot loader and the rootfs is the kernel
 			 * in a custom Storlink format flashed from the boot
 			 * menu. The rootfs is in squashfs format.
 			 */
 			partition@1800c0 {
 				label = "rootfs";
 				reg = <0x001800c0 0x01dbff40>;
 				read-only;
 			};
 			partition@1f40000 {
 				label = "upgrade";
 				reg = <0x01f40000 0x00040000>;
 				read-only;
 			};
 			partition@1f80000 {
 				label = "rgdb";
 				reg = <0x01f80000 0x00040000>;
 				read-only;
 			};
 			/*
 			 * This partition contains MAC addresses for WAN,
 			 * WLAN and LAN, and the country code (for wireless
 			 * I guess).
 			 */
 			partition@1fc0000 {
 				label = "nvram";
 				reg = <0x01fc0000 0x00020000>;
 				read-only;
 			};
 			partition@1fe0000 {
 				label = "LangPack";
 				reg = <0x01fe0000 0x00020000>;
 				read-only;
 			};
 		};

 		syscon: syscon@40000000 {
 			pinctrl {
 				/*
 				 * gpio0bgrp cover line 5, 6 used by TK I2C
 				 * gpio0bgrp cover line 7 used by WPS LED
 				 * gpio0cgrp cover line 8, 13 used by keys
 				 *           and 11, 12 used by the HD LEDs
 				 * gpio0egrp cover line 16 used by VDISP
 				 * gpio0fgrp cover line 17 used by TK IRQ
 				 * gpio0ggrp cover line 20 used by panel CS
 				 * gpio0hgrp cover line 21,22 used by RTL8366RB
 				 */
 				gpio0_default_pins: pinctrl-gpio0 {
 					mux {
 						function = "gpio0";
 						groups = "gpio0bgrp",
 						"gpio0cgrp",
 						"gpio0egrp",
 						"gpio0fgrp",
 						"gpio0ggrp",
 						"gpio0hgrp";
 					};
 				};
 				/*
 				 * gpio1bgrp cover line 5,8,7 used by panel SPI
 				 * also line 6 used by the fan
 				 *
 				 */
 				gpio1_default_pins: pinctrl-gpio1 {
 					mux {
 						function = "gpio1";
 						groups = "gpio1bgrp";
 					};
 				};
 			};
 		};

 		sata: sata@46000000 {
 			cortina,gemini-ata-muxmode = <0>;
 			cortina,gemini-enable-sata-bridge;
 			status = "okay";
 		};

 		gpio0: gpio@4d000000 {
 			pinctrl-names = "default";
 			pinctrl-0 = <&gpio0_default_pins>;
 		};

 		gpio1: gpio@4e000000 {
 			pinctrl-names = "default";
 			pinctrl-0 = <&gpio1_default_pins>;
 		};

 		pci@50000000 {
 			status = "okay";
 			interrupt-map-mask = <0xf800 0 0 7>;
 			interrupt-map =
 				<0x4800 0 0 1 &pci_intc 0>, /* Slot 9 */
 				<0x4800 0 0 2 &pci_intc 1>,
 				<0x4800 0 0 3 &pci_intc 2>,
 				<0x4800 0 0 4 &pci_intc 3>,
 				<0x5000 0 0 1 &pci_intc 1>, /* Slot 10 */
 				<0x5000 0 0 2 &pci_intc 2>,
 				<0x5000 0 0 3 &pci_intc 3>,
 				<0x5000 0 0 4 &pci_intc 0>,
 				<0x5800 0 0 1 &pci_intc 2>, /* Slot 11 */
 				<0x5800 0 0 2 &pci_intc 3>,
 				<0x5800 0 0 3 &pci_intc 0>,
 				<0x5800 0 0 4 &pci_intc 1>,
 				<0x6000 0 0 1 &pci_intc 3>, /* Slot 12 */
 				<0x6000 0 0 2 &pci_intc 0>,
 				<0x6000 0 0 3 &pci_intc 1>,
 				<0x6000 0 0 4 &pci_intc 2>;
 		};

 		ata@63000000 {
 			status = "okay";
 		};

 		display-controller@6a000000 {
 			status = "okay";

 			port@0 {
 				reg = <0>;
 				display_out: endpoint {
 					remote-endpoint = <&panel_in>;
 				};
 			};
 		};
 	};
 };
	/*
	* Device Tree file for D-Link DIR-685 Xtreme N Storage Router
	*/

	/dts-v1/;

	#include "gemini.dtsi"
	#include <dt-bindings/input/input.h>

	/ {
	model = "D-Link DIR-685 Xtreme N Storage Router";
	compatible = "dlink,dir-685", "cortina,gemini";
	#address-cells = <1>;
	#size-cells = <1>;

	memory@0 {
	/* 128 MB SDRAM in 2 x Hynix HY5DU121622DTP-D43 */
	device_type = "memory";
	reg = <0x00000000 0x8000000>;
	};

	chosen {
	bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait";
	stdout-path = "uart0:19200n8";
	};

	gpio_keys {
	compatible = "gpio-keys";

	button-esc {
	debounce-interval = <50>;
	wakeup-source;
	linux,code = <KEY_ESC>;
	label = "reset";
	/* Collides with LPC_LAD[0], UART DCD, SSP 97RST */
	gpios = <&gpio0 8 GPIO_ACTIVE_LOW>;
	};
	button-eject {
	debounce-interval = <50>;
	wakeup-source;
	linux,code = <KEY_EJECTCD>;
	label = "unmount";
	/* Collides with LPC LFRAME, UART RTS, SSP TXD */
	gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
	};
	};

	vdisp: regulator {
	compatible = "regulator-fixed";
	regulator-name = "display-power";
	regulator-min-microvolt = <3600000>;
	regulator-max-microvolt = <3600000>;
	/* Collides with LCD E */
	gpio = <&gpio0 16 GPIO_ACTIVE_HIGH>;
	enable-active-high;
	};

	spi {
	compatible = "spi-gpio";
	#address-cells = <1>;
	#size-cells = <0>;

	/* Collides with IDE pins, that's cool (we do not use them) */
	gpio-sck = <&gpio1 5 GPIO_ACTIVE_HIGH>;
	gpio-miso = <&gpio1 8 GPIO_ACTIVE_HIGH>;
	gpio-mosi = <&gpio1 7 GPIO_ACTIVE_HIGH>;
	/* Collides with pflash CE1, not so cool */
	cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
	num-chipselects = <1>;

	panel: display@0 {
	compatible = "dlink,dir-685-panel", "ilitek,ili9322";
	reg = <0>;
	/* 50 ns min period = 20 MHz */
	spi-max-frequency = <20000000>;
	spi-cpol; /* Clock active low */
	vcc-supply = <&vdisp>;
	iovcc-supply = <&vdisp>;
	vci-supply = <&vdisp>;

	port {
	panel_in: endpoint {
	remote-endpoint = <&display_out>;
	};
	};
	};
	};

	leds {
	compatible = "gpio-leds";
	led-wps {
	label = "dir685:blue:WPS";
	/* Collides with ICE */
	gpios = <&gpio0 7 GPIO_ACTIVE_LOW>;
	default-state = "on";
	linux,default-trigger = "heartbeat";
	};
	/*
	* These two LEDs are on the side of the device.
	* For electrical reasons, both LEDs cannot be active
	* at the same time so only blue or orange can be on at
	* one time. Enabling both makes the LED go dark.
	* The LEDs both sit inside the unmount button and the
	* label on the case says "unmount".
	*/
	led-blue-hd {
	label = "dir685:blue:HD";
	/* Collides with LPC_SERIRQ, UART DTR, SSP FSC pins */
	gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>;
	default-state = "off";
	linux,default-trigger = "disk-read";
	};
	led-orange-hd {
	label = "dir685:orange:HD";
	/* Collides with LPC_LAD[2], UART DSR, SSP ECLK pins */
	gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>;
	default-state = "off";
	linux,default-trigger = "disk-write";
	};
	};

	/*
	* This is a Sunon Maglev GM0502PFV2-8 cooling fan @10000 RPM.
	* Since the platform has no temperature sensor, this is controlled
	* from userspace by using the hard disks S.M.A.R.T. temperature
	* sensor. It is turned on when the temperature exceeds 46 degrees
	* and turned off when the temperatures goes below 41 degrees
	* (celsius).
	*/
	gpio-fan {
	compatible = "gpio-fan";
	/* Collides with IDE */
	gpios = <&gpio1 6 GPIO_ACTIVE_HIGH>;
	gpio-fan,speed-map = <0 0>, <10000 1>;
	#cooling-cells = <2>;
	};

	/*
	* The touchpad input is connected to a GPIO bit-banged
	* I2C bus.
	*/
	gpio-i2c {
	compatible = "i2c-gpio";
	/* Collides with ICE */
	sda-gpios = <&gpio0 5 (GPIO_ACTIVE_HIGH\|GPIO_OPEN_DRAIN)>;
	scl-gpios = <&gpio0 6 (GPIO_ACTIVE_HIGH\|GPIO_OPEN_DRAIN)>;
	#address-cells = <1>;
	#size-cells = <0>;

	touchkeys@26 {
	compatible = "dlink,dir685-touchkeys";
	reg = <0x26>;
	interrupt-parent = <&gpio0>;
	/* Collides with NAND flash */
	interrupts = <17 IRQ_TYPE_EDGE_FALLING>;
	};
	};

	soc {
	flash@30000000 {
	/*
	* Flash access is by default disabled, because it
	* collides with the Chip Enable signal for the display
	* panel, that reuse the parallel flash Chip Select 1
	* (CS1). Enabling flash makes graphics stop working.
	*
	* We might be able to hack around this by letting
	* GPIO poke around in the flash controller registers.
	*/
	/* status = "okay"; */
	/* 32MB of flash */
	reg = <0x30000000 0x02000000>;

	/*
	* This "RedBoot" is the Storlink derivative.
	*/
	partition@0 {
	label = "RedBoot";
	reg = <0x00000000 0x00040000>;
	read-only;
	};
	/*
	* Between the boot loader and the rootfs is the kernel
	* in a custom Storlink format flashed from the boot
	* menu. The rootfs is in squashfs format.
	*/
	partition@1800c0 {
	label = "rootfs";
	reg = <0x001800c0 0x01dbff40>;
	read-only;
	};
	partition@1f40000 {
	label = "upgrade";
	reg = <0x01f40000 0x00040000>;
	read-only;
	};
	partition@1f80000 {
	label = "rgdb";
	reg = <0x01f80000 0x00040000>;
	read-only;
	};
	/*
	* This partition contains MAC addresses for WAN,
	* WLAN and LAN, and the country code (for wireless
	* I guess).
	*/
	partition@1fc0000 {
	label = "nvram";
	reg = <0x01fc0000 0x00020000>;
	read-only;
	};
	partition@1fe0000 {
	label = "LangPack";
	reg = <0x01fe0000 0x00020000>;
	read-only;
	};
	};

	syscon: syscon@40000000 {
	pinctrl {
	/*
	* gpio0bgrp cover line 5, 6 used by TK I2C
	* gpio0bgrp cover line 7 used by WPS LED
	* gpio0cgrp cover line 8, 13 used by keys
	* and 11, 12 used by the HD LEDs
	* gpio0egrp cover line 16 used by VDISP
	* gpio0fgrp cover line 17 used by TK IRQ
	* gpio0ggrp cover line 20 used by panel CS
	* gpio0hgrp cover line 21,22 used by RTL8366RB
	*/
	gpio0_default_pins: pinctrl-gpio0 {
	mux {
	function = "gpio0";
	groups = "gpio0bgrp",
	"gpio0cgrp",
	"gpio0egrp",
	"gpio0fgrp",
	"gpio0ggrp",
	"gpio0hgrp";
	};
	};
	/*
	* gpio1bgrp cover line 5,8,7 used by panel SPI
	* also line 6 used by the fan
	*
	*/
	gpio1_default_pins: pinctrl-gpio1 {
	mux {
	function = "gpio1";
	groups = "gpio1bgrp";
	};
	};
	};
	};

	sata: sata@46000000 {
	cortina,gemini-ata-muxmode = <0>;
	cortina,gemini-enable-sata-bridge;
	status = "okay";
	};

	gpio0: gpio@4d000000 {
	pinctrl-names = "default";
	pinctrl-0 = <&gpio0_default_pins>;
	};

	gpio1: gpio@4e000000 {
	pinctrl-names = "default";
	pinctrl-0 = <&gpio1_default_pins>;
	};

	pci@50000000 {
	status = "okay";
	interrupt-map-mask = <0xf800 0 0 7>;
	interrupt-map =
	<0x4800 0 0 1 &pci_intc 0>, /* Slot 9 */
	<0x4800 0 0 2 &pci_intc 1>,
	<0x4800 0 0 3 &pci_intc 2>,
	<0x4800 0 0 4 &pci_intc 3>,
	<0x5000 0 0 1 &pci_intc 1>, /* Slot 10 */
	<0x5000 0 0 2 &pci_intc 2>,
	<0x5000 0 0 3 &pci_intc 3>,
	<0x5000 0 0 4 &pci_intc 0>,
	<0x5800 0 0 1 &pci_intc 2>, /* Slot 11 */
	<0x5800 0 0 2 &pci_intc 3>,
	<0x5800 0 0 3 &pci_intc 0>,
	<0x5800 0 0 4 &pci_intc 1>,
	<0x6000 0 0 1 &pci_intc 3>, /* Slot 12 */
	<0x6000 0 0 2 &pci_intc 0>,
	<0x6000 0 0 3 &pci_intc 1>,
	<0x6000 0 0 4 &pci_intc 2>;
	};

	ata@63000000 {
	status = "okay";
	};

	display-controller@6a000000 {
	status = "okay";

	port@0 {
	reg = <0>;
	display_out: endpoint {
	remote-endpoint = <&panel_in>;
	};
	};
	};
	};
	};