Commit c981214a authored by Vladimir Barinov's avatar Vladimir Barinov Committed by Sascha Hauer
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MX27ADS: Add I2C support 



Add I2C support for MX27ADS board

Signed-off-by: default avatarVladimir Barinov <vbarinov@embeddedalley.com>
Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent 8d4fd258

arch/arm/mach-mx2/mx27ads.c

+17 −0
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ 
#include <linux/mtd/map.h>

#include <linux/mtd/partitions.h>

#include <linux/mtd/physmap.h>

#include <linux/i2c.h>

#include <mach/common.h>

#include <mach/hardware.h>

#include <asm/mach-types.h>
@@ -34,6 +35,7 @@ 
#include <mach/iomux.h>

#include <mach/board-mx27ads.h>

#include <mach/mxc_nand.h>

#include <mach/i2c.h>



#include "devices.h"
@@ -87,6 +89,9 @@ static unsigned int mx27ads_pins[] = { 
	PD15_AOUT_FEC_COL,

	PD16_AIN_FEC_TX_ER,

	PF23_AIN_FEC_TX_EN,

	/* I2C2 */

	PC5_PF_I2C2_SDA,

	PC6_PF_I2C2_SCL,

};



static struct mxc_nand_platform_data mx27ads_nand_board_info = {
@@ -116,6 +121,13 @@ static struct platform_device mx27ads_nor_mtd_device = { 
	.resource = &mx27ads_flash_resource,

};



static struct imxi2c_platform_data mx27ads_i2c_data = {

	.bitrate = 100000,

};



static struct i2c_board_info mx27ads_i2c_devices[] = {

};



static struct platform_device *platform_devices[] __initdata = {

	&mx27ads_nor_mtd_device,

	&mxc_fec_device,
@@ -150,6 +162,11 @@ static void __init mx27ads_board_init(void) 
	mxc_register_device(&mxc_uart_device5, &uart_pdata[5]);

	mxc_register_device(&mxc_nand_device, &mx27ads_nand_board_info);



	/* only the i2c master 1 is used on this CPU card */

	i2c_register_board_info(1, mx27ads_i2c_devices,

				ARRAY_SIZE(mx27ads_i2c_devices));

	mxc_register_device(&mxc_i2c_device1, &mx27ads_i2c_data);



	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));

}