Message ID | 1436196516-4719-2-git-send-email-yegorslists@googlemail.com |
---|---|
State | Accepted |
Delegated to: | Tom Rini |
Headers | show |
On Mon, Jul 06, 2015 at 05:28:35PM +0200, Yegor Yefremov wrote: > This action is need to make I2C communication with PMIC > stable for low temperature. Print current I2C speed in > SPL for visual control. > > Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com> Applied to u-boot/master, thanks!
diff --git a/board/vscom/baltos/board.c b/board/vscom/baltos/board.c index 99ca60e..09bc8c6 100644 --- a/board/vscom/baltos/board.c +++ b/board/vscom/baltos/board.c @@ -184,6 +184,8 @@ void am33xx_spl_board_init(void) */ i2c_set_bus_num(1); + printf("I2C speed: %d Hz\n", CONFIG_SYS_OMAP24_I2C_SPEED); + if (i2c_probe(TPS65910_CTRL_I2C_ADDR)) { puts("i2c: cannot access TPS65910\n"); return; diff --git a/include/configs/baltos.h b/include/configs/baltos.h index 632523e..31de97f 100644 --- a/include/configs/baltos.h +++ b/include/configs/baltos.h @@ -52,7 +52,7 @@ /* I2C configuration */ #undef CONFIG_SYS_OMAP24_I2C_SPEED -#define CONFIG_SYS_OMAP24_I2C_SPEED 10000 +#define CONFIG_SYS_OMAP24_I2C_SPEED 1000 #ifdef CONFIG_NAND #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000
This action is need to make I2C communication with PMIC stable for low temperature. Print current I2C speed in SPL for visual control. Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com> --- board/vscom/baltos/board.c | 2 ++ include/configs/baltos.h | 2 +- 2 files changed, 3 insertions(+), 1 deletion(-)