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ppc: p2020rdb i2c support 

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@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Renaud Barbier 2012-08-31 15:10:35 +01:00 committed by Sascha Hauer
parent f8e0d68214
commit 075209e8f3
2 changed files with 14 additions and 0 deletions
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11
arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
View File

@ -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>
@ -61,10 +62,20 @@
#define SYSCLK_50 50000000
#define SYSCLK_100 100000000
/* I2C busses. */
struct i2c_platform_data i2cplat = {
.bitrate = 400000,
};
static int devices_init(void)
{
add_cfi_flash_device(-1, CFG_FLASH_BASE, 16 << 20, 0);
add_generic_device("i2c-fsl", 0, NULL, I2C1_BASE_ADDR,
0x100, IORESOURCE_MEM, &i2cplat);
add_generic_device("i2c-fsl", 1, NULL, I2C2_BASE_ADDR,
0x100, IORESOURCE_MEM, &i2cplat);
devfs_add_partition("nor0", 0xf80000, 0x80000, DEVFS_PARTITION_FIXED,
"self0");
return 0;

3
arch/ppc/configs/p2020rdb_defconfig
View File

@ -21,3 +21,6 @@ CONFIG_MALLOC_SIZE=0x200000
CONFIG_BAUDRATE=115200
CONFIG_DRIVER_SERIAL_NS16550=y
CONFIG_RELOCATABLE=y
CONFIG_I2C=y
CONFIG_I2C_IMX=y
CONFIG_CMD_I2C=y