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.barbier@xxxxxx>
---
arch/ppc/boards/freescale-p2020rdb/p2020rdb.c | 20 +++++++++++++++++++-
arch/ppc/configs/p2020rdb_defconfig | 3 +++
2 files changed, 22 insertions(+), 1 deletions(-)
diff --git a/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c b/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
index 734fef9..f9bc946 100644
--- a/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
+++ b/arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
@@ -29,6 +29,7 @@
#include <partition.h>
#include <memory.h>
#include <asm/cache.h>
+#include <asm/fsl_i2c.h>
#include <asm/fsl_ddr_sdram.h>
#include <asm/fsl_law.h>
#include <mach/mpc85xx.h>
@@ -62,6 +63,19 @@
#define SYSCLK_50 50000000
#define SYSCLK_100 100000000
+/* I2C busses. */
+static struct fsl_i2c_plat i2c1plat = {
+ .bus_num = 0,
+ .slaveaddr = 0x7f,
+ .speed = 400000,
+};
+
+static struct fsl_i2c_plat i2c2plat = {
+ .bus_num = 1,
+ .slaveaddr = 0x7f,
+ .speed = 400000,
+};
+
/* Ethernet. Use eTSEC3 */
static struct gfar_info_struct gfar_info[] = {
{
@@ -71,11 +85,15 @@ 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("fsl_i2c", DEVICE_ID_DYNAMIC, NULL, I2C1_BASE_ADDR,
+ 0x100, IORESOURCE_MEM, &i2c1plat);
+ add_generic_device("fsl_i2c", DEVICE_ID_DYNAMIC, NULL, I2C2_BASE_ADDR,
+ 0x100, IORESOURCE_MEM, &i2c2plat);
+
/* eTSEC3 */
fsl_eth_init(3, &gfar_info[0]);
diff --git a/arch/ppc/configs/p2020rdb_defconfig b/arch/ppc/configs/p2020rdb_defconfig
index d025a40..4a1a61f 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_FSL=y
+CONFIG_CMD_I2C=y
--
1.7.1
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