From: Wenbin Song Date: Wed, 9 Mar 2016 05:38:24 +0000 (+0800) Subject: armv8/ls1043aqds: Return i2c mux to default chennel X-Git-Tag: v2016.05-rc1~230^2~2 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=ec44289db5c340872bdc76dfcea50bb9b6c56d4d;p=u-boot armv8/ls1043aqds: Return i2c mux to default chennel Return i2c mux to the default channel after accessing retimer. Signed-off-by: Wenbin Song Reviewed-by: York Sun --- diff --git a/board/freescale/ls1043aqds/ls1043aqds.c b/board/freescale/ls1043aqds/ls1043aqds.c index a72fe52ea0..fba6b88951 100644 --- a/board/freescale/ls1043aqds/ls1043aqds.c +++ b/board/freescale/ls1043aqds/ls1043aqds.c @@ -170,8 +170,7 @@ void board_retimer_init(void) u8 reg; /* Retimer is connected to I2C1_CH7_CH5 */ - reg = I2C_MUX_CH7; - i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, ®, 1); + select_i2c_ch_pca9547(I2C_MUX_CH7); reg = I2C_MUX_CH5; i2c_write(I2C_MUX_PCA_ADDR_SEC, 0, 1, ®, 1); @@ -219,6 +218,9 @@ void board_retimer_init(void) i2c_write(I2C_RETIMER_ADDR, 0x63, 1, ®, 1); reg = 0xcd; i2c_write(I2C_RETIMER_ADDR, 0x64, 1, ®, 1); + + /* Return the default channel */ + select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT); } int board_early_init_f(void)