/*
 * This file is part of the coreboot project.
 *
 * Copyright 2013 Google Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include <device/device.h>
#include <boot/coreboot_tables.h>
#include <soc/nvidia/tegra124/gpio.h>

static void setup_pinmux(void)
{
	// Write protect.
	gpio_input_pullup(GPIO(R1));
	// Recovery mode.
	gpio_input_pullup(GPIO(Q7));
	// Lid switch.
	gpio_input_pullup(GPIO(R4));
	// Power switch.
	gpio_input_pullup(GPIO(Q0));
	// Developer mode.
	gpio_input_pullup(GPIO(Q6));
	// EC in RW.
	gpio_input_pullup(GPIO(U4));

	// SPI1 MOSI
	pinmux_set_config(PINMUX_ULPI_CLK_INDEX, PINMUX_ULPI_CLK_FUNC_SPI1 |
						 PINMUX_PULL_UP |
						 PINMUX_INPUT_ENABLE);
	// SPI1 MISO
	pinmux_set_config(PINMUX_ULPI_DIR_INDEX, PINMUX_ULPI_DIR_FUNC_SPI1 |
						 PINMUX_PULL_UP |
						 PINMUX_INPUT_ENABLE);
	// SPI1 SCLK
	pinmux_set_config(PINMUX_ULPI_NXT_INDEX, PINMUX_ULPI_NXT_FUNC_SPI1 |
						 PINMUX_PULL_NONE |
						 PINMUX_INPUT_ENABLE);
	// SPI1 CS0
	pinmux_set_config(PINMUX_ULPI_STP_INDEX, PINMUX_ULPI_STP_FUNC_SPI1 |
						 PINMUX_PULL_NONE |
						 PINMUX_INPUT_ENABLE);
}

static void mainboard_init(device_t dev)
{
	setup_pinmux();
}

static void mainboard_enable(device_t dev)
{
	dev->ops->init = &mainboard_init;
}

struct chip_operations mainboard_ops = {
	.name	= "nyan",
	.enable_dev = mainboard_enable,
};