Add I2C support.
Tested by placing a 24LC16 EEPROM into the U50 slot which comes empty from
factory.
Signed-off-by: Fabio Estevam <fabio.este...@freescale.com>
---
board/freescale/mx28evk/iomux.c | 3 +++
include/configs/mx28evk.h | 8 ++++++++
2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/board/freescale/mx28evk/iomux.c b/board/freescale/mx28evk/iomux.c
index 396761b..4201097 100644
--- a/board/freescale/mx28evk/iomux.c
+++ b/board/freescale/mx28evk/iomux.c
@@ -138,6 +138,9 @@ const iomux_cfg_t iomux_setup[] = {
MX28_PAD_SSP2_MISO__SSP2_D0 | MUX_CONFIG_SSP2,
MX28_PAD_SSP2_SS0__SSP2_D3 |
(MXS_PAD_3V3 | MXS_PAD_8MA | MXS_PAD_PULLUP),
+ /* I2C */
+ MX28_PAD_I2C0_SCL__I2C0_SCL,
+ MX28_PAD_I2C0_SDA__I2C0_SDA,
};
void board_init_ll(void)
diff --git a/include/configs/mx28evk.h b/include/configs/mx28evk.h
index b165285..26e24e2 100644
--- a/include/configs/mx28evk.h
+++ b/include/configs/mx28evk.h
@@ -67,6 +67,7 @@
#define CONFIG_CMD_SF
#define CONFIG_CMD_SPI
#define CONFIG_CMD_USB
+#define CONFIG_CMD_I2C
/*
* Memory configurations
@@ -179,6 +180,13 @@
#define CONFIG_USB_STORAGE
#endif
+/* I2C */
+#ifdef CONFIG_CMD_I2C
+#define CONFIG_I2C_MXS
+#define CONFIG_HARD_I2C
+#define CONFIG_SYS_I2C_SPEED 400000
+#endif
+
/*
* SPI
*/
--
1.7.1
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