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Commit 759305c6 authored by Mark F. Brown's avatar Mark F. Brown Committed by Eric Miao
Browse files

ARM: pxa168/teton bga: add board support for i2c and rtc-ds1337 



Defined I2C/ALARM pin definitions
DS1337 RTC alarm support is tied to RTC_INT_GPIO

Signed-off-by: default avatarMark F. Brown <mark.brown314@gmail.com>
Acked-by: default avatarHaojian Zhuang <haojian.zhuang@marvell.com>
Acked-by: default avatarMarek Vasut <marek.vasut@gmail.com>
Signed-off-by: default avatarEric Miao <eric.y.miao@gmail.com>
parent d2ce6973

arch/arm/mach-mmp/teton_bga.c

+16 −0
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ 
#include <linux/gpio.h>

#include <linux/input.h>

#include <plat/pxa27x_keypad.h>

#include <linux/i2c.h>



#include <asm/mach-types.h>

#include <asm/mach/arch.h>
@@ -38,6 +39,13 @@ static unsigned long teton_bga_pin_config[] __initdata = { 
	GPIO110_KP_MKIN0,

	GPIO111_KP_MKOUT7,

	GPIO112_KP_MKOUT6,



	/* I2C Bus */

	GPIO105_CI2C_SDA,

	GPIO106_CI2C_SCL,



	/* RTC */

	GPIO78_GPIO,

};



static unsigned int teton_bga_matrix_key_map[] = {
@@ -55,6 +63,13 @@ static struct pxa27x_keypad_platform_data teton_bga_keypad_info __initdata = { 
	.debounce_interval      = 30,

};



static struct i2c_board_info teton_bga_i2c_info[] __initdata = {

	{

		I2C_BOARD_INFO("ds1337", 0x68),

		.irq = gpio_to_irq(RTC_INT_GPIO)

	},

};



static void __init teton_bga_init(void)

{

	mfp_config(ARRAY_AND_SIZE(teton_bga_pin_config));
@@ -62,6 +77,7 @@ static void __init teton_bga_init(void) 
	/* on-chip devices */

	pxa168_add_uart(1);

	pxa168_add_keypad(&teton_bga_keypad_info);

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

}



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