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/*
* arch/arm/mach-tegra/board-trimslice.c
*
* Copyright (C) 2011 CompuLab, Ltd.
* Author: Mike Rapoport <mike@compulab.co.il>
*
* Based on board-harmony.c
* Copyright (C) 2010 Google, Inc.
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* 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.
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/serial_8250.h>
#include <linux/io.h>
#include <linux/i2c.h>
#include <linux/gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/setup.h>
#include <mach/iomap.h>
#include <mach/sdhci.h>
#include <mach/gpio.h>
#include "board.h"
#include "clock.h"
#include "devices.h"
#include "gpio-names.h"
#include "board-trimslice.h"
static struct plat_serial8250_port debug_uart_platform_data[] = {
{
.membase = IO_ADDRESS(TEGRA_UARTA_BASE),
.mapbase = TEGRA_UARTA_BASE,
.irq = INT_UARTA,
.flags = UPF_BOOT_AUTOCONF,
.iotype = UPIO_MEM,
.regshift = 2,
.uartclk = 216000000,
}, {
.flags = 0
}
};
static struct platform_device debug_uart = {
.name = "serial8250",
.id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = debug_uart_platform_data,
},
};
static struct tegra_sdhci_platform_data sdhci_pdata1 = {
.cd_gpio = -1,
.wp_gpio = -1,
.power_gpio = -1,
};
static struct tegra_sdhci_platform_data sdhci_pdata4 = {
.cd_gpio = TRIMSLICE_GPIO_SD4_CD,
.wp_gpio = TRIMSLICE_GPIO_SD4_WP,
.power_gpio = -1,
};
static struct platform_device trimslice_audio_device = {
.name = "tegra-snd-trimslice",
.id = 0,
};
static struct platform_device *trimslice_devices[] __initdata = {
&debug_uart,
&tegra_sdhci_device1,
&tegra_sdhci_device4,
&tegra_i2s_device1,
&tegra_das_device,
&tegra_pcm_device,
&trimslice_audio_device,
};
static struct i2c_board_info trimslice_i2c3_board_info[] = {
{
I2C_BOARD_INFO("tlv320aic23", 0x1a),
},
{
I2C_BOARD_INFO("em3027", 0x56),
},
};
static void trimslice_i2c_init(void)
{
platform_device_register(&tegra_i2c_device1);
platform_device_register(&tegra_i2c_device2);
platform_device_register(&tegra_i2c_device3);
i2c_register_board_info(2, trimslice_i2c3_board_info,
ARRAY_SIZE(trimslice_i2c3_board_info));
}
static void trimslice_usb_init(void)
{
int err;
platform_device_register(&tegra_ehci3_device);
platform_device_register(&tegra_ehci2_device);
err = gpio_request_one(TRIMSLICE_GPIO_USB1_MODE, GPIOF_OUT_INIT_HIGH,
"usb1mode");
if (err) {
pr_err("TrimSlice: failed to obtain USB1 mode gpio: %d\n", err);
return;
}
platform_device_register(&tegra_ehci1_device);
}
static void __init tegra_trimslice_fixup(struct machine_desc *desc,
struct tag *tags, char **cmdline, struct meminfo *mi)
{
mi->nr_banks = 2;
mi->bank[0].start = PHYS_OFFSET;
mi->bank[0].size = 448 * SZ_1M;
mi->bank[1].start = SZ_512M;
mi->bank[1].size = SZ_512M;
}
static __initdata struct tegra_clk_init_table trimslice_clk_init_table[] = {
/* name parent rate enabled */
{ "uarta", "pll_p", 216000000, true },
{ "pll_a", "pll_p_out1", 56448000, true },
{ "pll_a_out0", "pll_a", 11289600, true },
{ "cdev1", NULL, 0, true },
{ "i2s1", "pll_a_out0", 11289600, false},
{ NULL, NULL, 0, 0},
};
static int __init tegra_trimslice_pci_init(void)
{
if (!machine_is_trimslice())
return 0;
return tegra_pcie_init(true, true);
}
subsys_initcall(tegra_trimslice_pci_init);
static void __init tegra_trimslice_init(void)
{
tegra_clk_init_from_table(trimslice_clk_init_table);
trimslice_pinmux_init();
tegra_sdhci_device1.dev.platform_data = &sdhci_pdata1;
tegra_sdhci_device4.dev.platform_data = &sdhci_pdata4;
platform_add_devices(trimslice_devices, ARRAY_SIZE(trimslice_devices));
trimslice_i2c_init();
trimslice_usb_init();
}
MACHINE_START(TRIMSLICE, "trimslice")
.atag_offset = 0x100,
.fixup = tegra_trimslice_fixup,
.map_io = tegra_map_common_io,
.init_early = tegra_init_early,
.init_irq = tegra_init_irq,
.timer = &tegra_timer,
.init_machine = tegra_trimslice_init,
MACHINE_END
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