cm-t35: add I2C multi-bus support

Enable I2C multi-bus support and config I2C muxes for I2C2 and I2C3.

Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>

diff --git a/board/cm_t35/cm_t35.c b/board/cm_t35/cm_t35.c
index 4c77790..89e6b08 100644 (file)
--- a/board/cm_t35/cm_t35.c
+++ b/board/cm_t35/cm_t35.c
@@ -230,6 +230,12 @@ static void cm_t3x_set_common_muxconf(void)
        /* I2C1 */
        MUX_VAL(CP(I2C1_SCL),           (IEN  | PTU | EN  | M0)); /*I2C1_SCL*/
        MUX_VAL(CP(I2C1_SDA),           (IEN  | PTU | EN  | M0)); /*I2C1_SDA*/
+       /* I2C2 */
+       MUX_VAL(CP(I2C2_SCL),           (IEN  | PTU | EN  | M0)); /*I2C2_SCL*/
+       MUX_VAL(CP(I2C2_SDA),           (IEN  | PTU | EN  | M0)); /*I2C2_SDA*/
+       /* I2C3 */
+       MUX_VAL(CP(I2C3_SCL),           (IEN  | PTU | EN  | M0)); /*I2C3_SCL*/
+       MUX_VAL(CP(I2C3_SDA),           (IEN  | PTU | EN  | M0)); /*I2C3_SDA*/
 
        /* control and debug */
        MUX_VAL(CP(SYS_32K),            (IEN  | PTD | DIS | M0)); /*SYS_32K*/

diff --git a/include/configs/cm_t35.h b/include/configs/cm_t35.h
index fe91c10..b28bd8e 100644 (file)
--- a/include/configs/cm_t35.h
+++ b/include/configs/cm_t35.h
@@ -156,6 +156,7 @@
 #define CONFIG_DRIVER_OMAP34XX_I2C
 #define CONFIG_SYS_I2C_EEPROM_ADDR     0x50
 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1
+#define CONFIG_I2C_MULTI_BUS
 
 /*
  * TWL4030