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Commit dd5c0561 authored by Linus Walleij's avatar Linus Walleij
Browse files

ARM: dts: Add basic devicetree for D-Link DNS-313 



This adds a basic device tree for the D-Link DNS-313
NAS enclosure. This device has a thermal sensor and a
fan so we add a thermal zone for the chassis in the
device tree based on information from the product.

Reviewed-by: default avatarAndrew Lunn <andrew@lunn.ch>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 66b2238c

arch/arm/boot/dts/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -192,6 +192,7 @@ dtb-$(CONFIG_ARCH_EXYNOS5) += \ 
	exynos5800-peach-pi.dtb

dtb-$(CONFIG_ARCH_GEMINI) += \

	gemini-dlink-dir-685.dtb \

	gemini-dlink-dns-313.dtb \

	gemini-nas4220b.dtb \

	gemini-rut1xx.dtb \

	gemini-sq201.dtb \

arch/arm/boot/dts/gemini-dlink-dns-313.dts

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+241 −0
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// SPDX-License-Identifier: GPL-2.0

/*

 * Device Tree file for D-Link DNS-313 1-Bay Network Storage Enclosure

 */



/dts-v1/;



#include "gemini.dtsi"

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

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



/ {

	model = "D-Link DNS-313 1-Bay Network Storage Enclosure";

	compatible = "dlink,dir-313", "cortina,gemini";

	#address-cells = <1>;

	#size-cells = <1>;



	memory {

		/* 64 MB SDRAM in a Nanya NT5DS32M16BS-6K package */

		device_type = "memory";

		reg = <0x00000000 0x4000000>;

	};



	aliases {

		mdio-gpio0 = &mdio0;

	};



	chosen {

		stdout-path = "uart0:19200n8";

	};



	gpio_keys {

		compatible = "gpio-keys";

		#address-cells = <1>;

		#size-cells = <0>;

		button-esc {

			debounce_interval = <50>;

			wakeup-source;

			linux,code = <KEY_ESC>;

			label = "reset";

			gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;

		};

	};



	leds {

		compatible = "gpio-leds";

		led-power {

			label = "dns313:blue:power";

			gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;

			default-state = "on";

			linux,default-trigger = "heartbeat";

		};

		led-disk-blue {

			label = "dns313:blue:disk";

			gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;

			default-state = "off";

		};

		led-disk-green {

			label = "dns313:green:disk";

			gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;

			default-state = "off";

			linux,default-trigger = "ide-disk";

			/* Ideally should activate while reading */

		};

		led-disk-red {

			label = "dns313:red:disk";

			gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;

			default-state = "off";

			/* Ideally should activate while writing */

		};

	};



	/*

	 * This is a ADDA AD0405GB-G73 fan @3000 and 6000 RPM.

	 */

	fan0: gpio-fan {

		compatible = "gpio-fan";

		gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>,

			<&gpio0 12 GPIO_ACTIVE_HIGH>;

		gpio-fan,speed-map = <0 0>, <3000 1>, <6000 2>;

		cooling-min-level = <0>;

		cooling-max-level = <2>;

		#cooling-cells = <2>;

	};





	/* Global Mixed-Mode Technology G751 mounted on GPIO I2C */

	gpio-i2c {

		compatible = "i2c-gpio";

		sda-gpios = <&gpio0 15 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;

		scl-gpios = <&gpio0 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;

		#address-cells = <1>;

		#size-cells = <0>;



		g751: temperature-sensor@48 {

			compatible = "gmt,g751";

			reg = <0x48>;

			#thermal-sensor-cells = <0>;

		};

	};



	thermal-zones {

		chassis-thermal {

			/* Poll every 20 seconds */

			polling-delay = <20000>;

			/* Poll every 2nd second when cooling */

			polling-delay-passive = <2000>;



			thermal-sensors = <&g751>;



			/* Tripping points from the fan.script in the rootfs */

			trips {

				chassis_alert0: chassis-alert0 {

					/* At 43 degrees turn on low speed */

					temperature = <43000>;

					hysteresis = <3000>;

					type = "active";

				};

				chassis_alert1: chassis-alert1 {

					/* At 47 degrees turn on high speed */

					temperature = <47000>;

					hysteresis = <3000>;

					type = "active";

				};

				chassis_crit: chassis-crit {

					/* Just shut down at 60 degrees */

					temperature = <60000>;

					hysteresis = <2000>;

					type = "critical";

				};

			};



			cooling-maps {

				map0 {

					trip = <&chassis_alert0>;

					cooling-device = <&fan0 1 1>;

				};

				map1 {

					trip = <&chassis_alert1>;

					cooling-device = <&fan0 2 2>;

				};

			};

		};

	};



	mdio0: ethernet-phy {

		compatible = "virtual,mdio-gpio";

		/* Uses MDC and MDIO */

		gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>, /* MDC */

			<&gpio0 21 GPIO_ACTIVE_HIGH>; /* MDIO */

		#address-cells = <1>;

		#size-cells = <0>;



		/* This is a Realtek RTL8211B Gigabit ethernet transceiver */

		phy0: ethernet-phy@1 {

			reg = <1>;

			device_type = "ethernet-phy";

		};

	};



	soc {

		flash@30000000 {

			status = "okay";

			/* 512KB of flash */

			reg = <0x30000000 0x00080000>;



			/*

			 * This "RedBoot" is the Storlink derivative.

			 */

			partition@0 {

				label = "RedBoot";

				reg = <0x00000000 0x00040000>;

				read-only;

			};

			partition@40000 {

				label = "MTD1";

				reg = <0x00040000 0x00020000>;

				read-only;

			};

			partition@60000 {

				label = "MTD2";

				reg = <0x00060000 0x00020000>;

				read-only;

			};

		};



		syscon: syscon@40000000 {

			pinctrl {

				/*

				 */

				gpio0_default_pins: pinctrl-gpio0 {

					mux {

						function = "gpio0";

						groups =

						/* Used by LEDs conflicts ICE */

						"gpio0bgrp",

						/* Used by ? conflicts ICE */

						"gpio0cgrp",

						/*

						 * Used by fan & G751, conflicts LPC,

						 * UART modem lines, SSP

						 */

						"gpio0egrp",

						/* Used by G751 */

						"gpio0fgrp",

						/* Used by MDIO */

						"gpio0igrp";

					};

				};

				gpio1_default_pins: pinctrl-gpio1 {

					mux {

						function = "gpio1";

						/* Used by "reset" button */

						groups = "gpio1dgrp";

					};

				};

			};

		};



		sata: sata@46000000 {

			/* The ROM uses this muxmode */

			cortina,gemini-ata-muxmode = <3>;

			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>;

		};



		ata@63000000 {

			status = "okay";

		};

	};

};