arm: baltos: drop I2C speed to 1000 Hz

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>
10 years ago · e6b1b58bed
parent 5833521b38
commit e6b1b58bed
2 changed files with 3 additions and 1 deletions
--- 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;
--- 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