ARM:mach-mx5/mx53_ard: Add I2C2 and I2C3 support
Signed-off-by: Andre Silva <andre.silva@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx5/board-mx53_ard.c b/arch/arm/mach-mx5/board-mx53_ard.c
index 7dd54b9..70ae25e 100644
--- a/arch/arm/mach-mx5/board-mx53_ard.c
+++ b/arch/arm/mach-mx5/board-mx53_ard.c
@@ -84,6 +84,12 @@
MX53_PAD_PATA_DATA11__ESDHC1_DAT7,
MX53_PAD_GPIO_1__GPIO1_1,
MX53_PAD_GPIO_9__GPIO1_9,
+ /* I2C2 */
+ MX53_PAD_EIM_EB2__I2C2_SCL,
+ MX53_PAD_KEY_ROW3__I2C2_SDA,
+ /* I2C3 */
+ MX53_PAD_GPIO_3__I2C3_SCL,
+ MX53_PAD_GPIO_16__I2C3_SDA,
};
static struct resource ard_smsc911x_resources[] = {
@@ -120,6 +126,14 @@
.wp_gpio = ARD_SD1_WP,
};
+static struct imxi2c_platform_data mx53_ard_i2c2_data = {
+ .bitrate = 50000,
+};
+
+static struct imxi2c_platform_data mx53_ard_i2c3_data = {
+ .bitrate = 400000,
+};
+
static void __init mx53_ard_io_init(void)
{
mxc_iomux_v3_setup_multiple_pads(mx53_ard_pads,
@@ -127,9 +141,12 @@
gpio_request(ARD_ETHERNET_INT_B, "eth-int-b");
gpio_direction_input(ARD_ETHERNET_INT_B);
+
+ gpio_request(ARD_I2CPORTEXP_B, "i2cptexp-rst");
+ gpio_direction_output(ARD_I2CPORTEXP_B, 1);
}
- /* Config CS1 settings for ethernet controller */
+/* Config CS1 settings for ethernet controller */
static int weim_cs_config(void)
{
u32 reg;
@@ -179,6 +196,8 @@
imx53_add_sdhci_esdhc_imx(0, &mx53_ard_sd1_data);
imx53_add_imx2_wdt(0, NULL);
+ imx53_add_imx_i2c(1, &mx53_ard_i2c2_data);
+ imx53_add_imx_i2c(2, &mx53_ard_i2c3_data);
}
static void __init mx53_ard_timer_init(void)