cros/dts/chromeos-tegra.dtsi

/*
 * Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
 * Copyright (c) 2010-2013, NVIDIA CORPORATION.  All rights reserved.

 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

/*
 * This file holds Chrome OS-specific options, kept within a chromeos-config
 * NOTE: The addresses below are for T30-and-above SoCs, i.e. NOT T20!
 */

#include "factory-friendly.dtsi"

/ {
	chromeos-config {
		twostop;		/* Two-stop boot */
		twostop-optional;       /* One-stop optimization enabled */
		textbase = <0x80108000>;  /* Address where U-Boot loads */

		cros-gpio-input-charging-delay = <10>;

		/*
		 * Device and offset for second-stage firmware, in SPI for now
		 * second-stage = <&emmc 0x00000080 0>;
		 */

		/*
		 * Memory addresses (offsets off the DRAM base) for kernel,
		 * cros-system and gbb
		 */
		kernel-offset = <0x02408000 0x00800000>;
		cros-system-data-offset = <0x00C08000 0x8000>;
		google-binary-block-offset = <0x00C10000 0x120000>;

		firmware-storage = <&firmware_storage_spi>;
		nvstorage-media = "cros-ec";

		virtual-dev-switch;

		/* disable memory clear */
		disable-memory-clear;

		vboot-flag-write-protect {
			compatible = "google,gpio-flag";
			gpio = <&gpio 137 1>; /* KB_ROW1/PR1 */
		};

		vboot-flag-developer {
			compatible = "google,const-flag";
			value = <0>;
		};

		vboot-flag-ec-in-rw {
			compatible = "google,gpio-flag";
			gpio = <&gpio 164 0>; /* GPIO_PU4 */
		};

		vboot-flag-lid-open {
			compatible = "google,gpio-flag";
			gpio = <&gpio 140 0>; /* KB_ROW4/PR4 */
		};

		vboot-flag-power-off {
			compatible = "google,gpio-flag";
			gpio = <&gpio 128 1>; /* KB_COL0/PQ0 */
		};

		/* option rom */
		vboot-flag-oprom-loaded {
			compatible = "google,const-flag";
			value = <0>;
		};
	};

	config {
		hwid = "Google_Nyan_Big.5640.0.0";
		silent_console = <0>;

		/* Normally we load U-Boot to SDRAM... */
		u-boot-memory = "/memory";
		u-boot-offset = <0x10e000 0x100000>;
		load-environment = <1>;
		reset-gpio = <&gpio TEGRA_GPIO(I, 5) GPIO_ACTIVE_LOW>;
	};

	chosen {
		bootargs = "";
	};
};