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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/arm/mach-mmp/teton_bga.c
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/*

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 *  linux/arch/arm/mach-mmp/teton_bga.c

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 *

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 *  Support for the Marvell PXA168 Teton BGA Development Platform.

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 *

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 *  Author: Mark F. Brown <[email protected]>

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 *

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 *  This code is based on aspenite.c

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 *

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 *  This program is free software; you can redistribute it and/or modify

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 *  it under the terms of the GNU General Public License version 2 as

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 *  publishhed by the Free Software Foundation.

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 */

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#include <linux/init.h>

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#include <linux/kernel.h>

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#include <linux/platform_device.h>

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#include <linux/gpio.h>

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#include <linux/input.h>

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#include <plat/pxa27x_keypad.h>

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#include <linux/i2c.h>

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#include <asm/mach-types.h>

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#include <asm/mach/arch.h>

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#include <mach/addr-map.h>

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#include <mach/mfp-pxa168.h>

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#include <mach/pxa168.h>

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#include <mach/teton_bga.h>

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#include "common.h"

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static unsigned long teton_bga_pin_config[] __initdata = {

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	/* UART1 */

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	GPIO107_UART1_TXD,

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	GPIO108_UART1_RXD,

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	/* Keypad */

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	GPIO109_KP_MKIN1,

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	GPIO110_KP_MKIN0,

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	GPIO111_KP_MKOUT7,

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	GPIO112_KP_MKOUT6,

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	/* I2C Bus */

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	GPIO105_CI2C_SDA,

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	GPIO106_CI2C_SCL,

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	/* RTC */

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	GPIO78_GPIO,

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};

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static unsigned int teton_bga_matrix_key_map[] = {

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	KEY(0, 6, KEY_ESC),

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	KEY(0, 7, KEY_ENTER),

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	KEY(1, 6, KEY_LEFT),

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	KEY(1, 7, KEY_RIGHT),

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};

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static struct pxa27x_keypad_platform_data teton_bga_keypad_info __initdata = {

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	.matrix_key_rows        = 2,

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	.matrix_key_cols        = 8,

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	.matrix_key_map         = teton_bga_matrix_key_map,

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	.matrix_key_map_size    = ARRAY_SIZE(teton_bga_matrix_key_map),

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	.debounce_interval      = 30,

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};

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static struct i2c_board_info teton_bga_i2c_info[] __initdata = {

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	{

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		I2C_BOARD_INFO("ds1337", 0x68),

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		.irq = gpio_to_irq(RTC_INT_GPIO)

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	},

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};

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static void __init teton_bga_init(void)

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{

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	mfp_config(ARRAY_AND_SIZE(teton_bga_pin_config));

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	/* on-chip devices */

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	pxa168_add_uart(1);

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	pxa168_add_keypad(&teton_bga_keypad_info);

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	pxa168_add_twsi(0, NULL, ARRAY_AND_SIZE(teton_bga_i2c_info));

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}

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MACHINE_START(TETON_BGA, "PXA168-based Teton BGA Development Platform")

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	.map_io		= mmp_map_io,

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	.nr_irqs	= IRQ_BOARD_START,

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	.init_irq       = pxa168_init_irq,

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	.timer          = &pxa168_timer,

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	.init_machine   = teton_bga_init,

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MACHINE_END

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