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Diffstat (limited to 'arch/arm/mach-mx5/board-mx51_babbage.c')
-rw-r--r--arch/arm/mach-mx5/board-mx51_babbage.c28
1 files changed, 27 insertions, 1 deletions
diff --git a/arch/arm/mach-mx5/board-mx51_babbage.c b/arch/arm/mach-mx5/board-mx51_babbage.c
index ed885f9d7b73..6e384d92e625 100644
--- a/arch/arm/mach-mx5/board-mx51_babbage.c
+++ b/arch/arm/mach-mx5/board-mx51_babbage.c
@@ -12,6 +12,7 @@
#include <linux/init.h>
#include <linux/platform_device.h>
+#include <linux/i2c.h>
#include <linux/gpio.h>
#include <linux/delay.h>
#include <linux/io.h>
@@ -21,6 +22,7 @@
#include <mach/hardware.h>
#include <mach/imx-uart.h>
#include <mach/iomux-mx51.h>
+#include <mach/i2c.h>
#include <mach/mxc_ehci.h>
#include <asm/irq.h>
@@ -64,6 +66,18 @@ static struct pad_desc mx51babbage_pads[] = {
MX51_PAD_EIM_D27__UART3_RTS,
MX51_PAD_EIM_D24__UART3_CTS,
+ /* I2C1 */
+ MX51_PAD_EIM_D16__I2C1_SDA,
+ MX51_PAD_EIM_D19__I2C1_SCL,
+
+ /* I2C2 */
+ MX51_PAD_KEY_COL4__I2C2_SCL,
+ MX51_PAD_KEY_COL5__I2C2_SDA,
+
+ /* HSI2C */
+ MX51_PAD_I2C1_CLK__HSI2C_CLK,
+ MX51_PAD_I2C1_DAT__HSI2C_DAT,
+
/* USB HOST1 */
MX51_PAD_USBH1_CLK__USBH1_CLK,
MX51_PAD_USBH1_DIR__USBH1_DIR,
@@ -78,7 +92,7 @@ static struct pad_desc mx51babbage_pads[] = {
MX51_PAD_USBH1_DATA7__USBH1_DATA7,
/* USB HUB reset line*/
- MX51_PAD_GPIO_1_7__GPIO1_7,
+ MX51_PAD_GPIO_1_7__GPIO_1_7,
};
/* Serial ports */
@@ -99,6 +113,14 @@ static inline void mxc_init_imx_uart(void)
}
#endif /* SERIAL_IMX */
+static struct imxi2c_platform_data babbage_i2c_data = {
+ .bitrate = 100000,
+};
+
+static struct imxi2c_platform_data babbage_hsi2c_data = {
+ .bitrate = 400000,
+};
+
static int gpio_usbh1_active(void)
{
struct pad_desc usbh1stp_gpio = MX51_PAD_USBH1_STP__GPIO_1_27;
@@ -230,6 +252,10 @@ static void __init mxc_board_init(void)
mxc_init_imx_uart();
platform_add_devices(devices, ARRAY_SIZE(devices));
+ mxc_register_device(&mxc_i2c_device0, &babbage_i2c_data);
+ mxc_register_device(&mxc_i2c_device1, &babbage_i2c_data);
+ mxc_register_device(&mxc_hsi2c_device, &babbage_hsi2c_data);
+
if (otg_mode_host)
mxc_register_device(&mxc_usbdr_host_device, &dr_utmi_config);
else {