MX27ADS: Add I2C support
Add I2C support for MX27ADS board
Signed-off-by: Vladimir Barinov <vbarinov@embeddedalley.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx2/mx27ads.c b/arch/arm/mach-mx2/mx27ads.c
index ee8f3d9..bf13145 100644
--- a/arch/arm/mach-mx2/mx27ads.c
+++ b/arch/arm/mach-mx2/mx27ads.c
@@ -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 @@
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 @@
.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 @@
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));
}
