From 9045377f255e8a59450a6957e63366b4963281ae Mon Sep 17 00:00:00 2001
From: Syed Mohammed Khasim khasim@ti.com Date: Fri, 8 Jan 2010 20:20:41 +0530 Subject: [PATCH] Enable I2C bus switching
OMAP3 supports Multiple I2C channels, this patch allows us to use i2c dev <bus no> command to switch between busses.
Signed-off-by: Syed Mohammed Khasim khasim@ti.com Acked-by: Heiko Schocher hs@denx.de --- drivers/i2c/omap24xx_i2c.c | 5 +++++ include/configs/omap3_beagle.h | 4 ++++ 2 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/i2c/omap24xx_i2c.c b/drivers/i2c/omap24xx_i2c.c index ff18991..e8c8184 100644 --- a/drivers/i2c/omap24xx_i2c.c +++ b/drivers/i2c/omap24xx_i2c.c @@ -435,3 +435,8 @@ int i2c_set_bus_num(unsigned int bus)
return 0; } + +int i2c_get_bus_num(void) +{ + return (int) current_bus; +} diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h index d1c9cd0..ff6d432 100644 --- a/include/configs/omap3_beagle.h +++ b/include/configs/omap3_beagle.h @@ -100,6 +100,10 @@ /* DDR - I use Micron DDR */ #define CONFIG_OMAP3_MICRON_DDR 1
+/* Enable Multi Bus support for I2C */ +#define CONFIG_I2C_MULTI_BUS 1 +#define CONFIG_SYS_I2C_NOPROBES {0x0, 0x0} + /* commands to include */ #include <config_cmd_default.h>