~sircmpwn/linux

linux/arch/arm/boot/dts/orion5x-maxtor-shared-storage-2.dts -rw-r--r-- 3.6 KiB
a99d8080 — Linus Torvalds Linux 5.4-rc6 11 months ago
                                                                                
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/*
 * Copyright (C) 2014 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
 * Copyright (C) Sylver Bruneau <sylver.bruneau@googlemail.com>
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2. This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
 */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include "orion5x-mv88f5182.dtsi"

/ {
	model = "Maxtor Shared Storage II";
	compatible = "maxtor,shared-storage-2", "marvell,orion5x-88f5182", "marvell,orion5x";

	memory {
		device_type = "memory";
		reg = <0x00000000 0x4000000>; /* 64 MB */
	};

	chosen {
		bootargs = "console=ttyS0,115200n8 earlyprintk";
		stdout-path = &uart0;
	};

	soc {
		ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000>,
			 <MBUS_ID(0x09, 0x00) 0 0xf2200000 0x800>,
			 <MBUS_ID(0x01, 0x0f) 0 0xff800000 0x40000>;
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-0 = <&pmx_buttons>;
		pinctrl-names = "default";
		#address-cells = <1>;
		#size-cells = <0>;
		power {
			label = "Power";
			linux,code = <KEY_POWER>;
			gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
		};

		reset {
			label = "Reset";
			linux,code = <KEY_RESTART>;
			gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
		};
	};
};

&devbus_bootcs {
	status = "okay";

	devbus,keep-config;

	/*
	 * Currently the MTD code does not recognize the MX29LV400CBCT
	 * as a bottom-type device. This could cause risks of
	 * accidentally erasing critical flash sectors. We thus define
	 * a single, write-protected partition covering the whole
	 * flash.  TODO: once the flash part TOP/BOTTOM detection
	 * issue is sorted out in the MTD code, break this into at
	 * least three partitions: 'u-boot code', 'u-boot environment'
	 * and 'whatever is left'.
	 */
	flash@0 {
		compatible = "cfi-flash";
		reg = <0 0x40000>;
		bank-width = <1>;
                #address-cells = <1>;
		#size-cells = <1>;
	};
};

&mdio {
	status = "okay";

	ethphy: ethernet-phy {
		reg = <8>;
	};
};

&ehci0 {
	status = "okay";
};

&eth {
	status = "okay";

	ethernet-port@0 {
		phy-handle = <&ethphy>;
	};
};

&i2c {
	status = "okay";
	clock-frequency = <100000>;
	#address-cells = <1>;

	rtc@68 {
		compatible = "st,m41t81";
		reg = <0x68>;
		pinctrl-0 = <&pmx_rtc>;
		pinctrl-names = "default";
		interrupt-parent = <&gpio0>;
		interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
	};
};

&pinctrl {
	pinctrl-0 = <&pmx_leds &pmx_misc>;
	pinctrl-names = "default";

	pmx_buttons: pmx-buttons {
		marvell,pins = "mpp11", "mpp12";
		marvell,function = "gpio";
	};

	/*
	 * MPP0: Power LED
	 * MPP1: Error LED
	 */
	pmx_leds: pmx-leds {
		marvell,pins = "mpp0", "mpp1";
		marvell,function = "gpio";
	};

	/*
	 * MPP4: HDD ind. (Single/Dual)
	 * MPP5: HD0 5V control
	 * MPP6: HD0 12V control
	 * MPP7: HD1 5V control
	 * MPP8: HD1 12V control
	 */
	pmx_misc: pmx-misc {
		marvell,pins = "mpp4", "mpp5", "mpp6", "mpp7", "mpp8", "mpp10";
		marvell,function = "gpio";
	};

	pmx_rtc: pmx-rtc {
		marvell,pins = "mpp3";
		marvell,function = "gpio";
	};

	pmx_sata0_led_active: pmx-sata0-led-active {
		marvell,pins = "mpp14";
		marvell,function = "sata0";
	};

	pmx_sata1_led_active: pmx-sata1-led-active {
		marvell,pins = "mpp15";
		marvell,function = "sata1";
	};

	/*
	 * Non MPP GPIOs:
	 *  GPIO 22: USB port 1 fuse (0 = Fail, 1 = Ok)
	 *  GPIO 23: Blue front LED off
	 *  GPIO 24: Inhibit board power off (0 = Disabled, 1 = Enabled)
	 */
};

&sata {
	pinctrl-0 = <&pmx_sata0_led_active
		     &pmx_sata1_led_active>;
	pinctrl-names = "default";
	status = "okay";
	nr-ports = <2>;
};

&uart0 {
	status = "okay";
};