Support for both i2c busses on the p2020rdb board is added and the
configuration file is updated to add the I2C driver and commands.
Signed-off-by: Renaud Barbier <renaud.barb...@ge.com>
---
arch/ppc/boards/freescale-p2020rdb/p2020rdb.c | 12 +++++++++++-
arch/ppc/configs/p2020rdb_defconfig | 3 +++
2 files changed, 14 insertions(+), 1 deletions(-)
diff --git a/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
b/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
index 2de6cc4..59a9d12 100644
--- a/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
+++ b/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
@@ -26,6 +26,7 @@
#include <driver.h>
#include <ns16550.h>
#include <types.h>
+#include <i2c/i2c.h>
#include <partition.h>
#include <memory.h>
#include <asm/cache.h>
@@ -62,6 +63,11 @@
#define SYSCLK_50 50000000
#define SYSCLK_100 100000000
+/* I2C busses. */
+struct i2c_platform_data i2cplat = {
+ .bitrate = 400000,
+};
+
/* Ethernet. Use eTSEC3 */
static struct gfar_info_struct gfar_info[] = {
{
@@ -71,11 +77,15 @@ static struct gfar_info_struct gfar_info[] = {
},
};
-
static int devices_init(void)
{
add_cfi_flash_device(DEVICE_ID_DYNAMIC, CFG_FLASH_BASE, 16 << 20, 0);
+ add_generic_device("i2c-mpc", 0, NULL, I2C1_BASE_ADDR,
+ 0x100, IORESOURCE_MEM, &i2cplat);
+ add_generic_device("i2c-mpc", 1, NULL, I2C2_BASE_ADDR,
+ 0x100, IORESOURCE_MEM, &i2cplat);
+
/* eTSEC3 */
fsl_eth_init(3, &gfar_info[0]);
diff --git a/arch/ppc/configs/p2020rdb_defconfig
b/arch/ppc/configs/p2020rdb_defconfig
index d025a40..7690327 100644
--- a/arch/ppc/configs/p2020rdb_defconfig
+++ b/arch/ppc/configs/p2020rdb_defconfig
@@ -27,3 +27,6 @@ CONFIG_NET_PING=y
CONFIG_NET_TFTP=y
CONFIG_PING=y
CONFIG_TFTP=y
+CONFIG_I2C=y
+CONFIG_I2C_IMX=y
+CONFIG_CMD_I2C=y
--
1.7.1
_______________________________________________
barebox mailing list
barebox@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/barebox
