Return i2c mux to the default channel after accessing retimer.
Signed-off-by: Wenbin Song <wenbin.song@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
u8 reg;
/* Retimer is connected to I2C1_CH7_CH5 */
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);
reg = I2C_MUX_CH5;
i2c_write(I2C_MUX_PCA_ADDR_SEC, 0, 1, ®, 1);
i2c_write(I2C_RETIMER_ADDR, 0x63, 1, ®, 1);
reg = 0xcd;
i2c_write(I2C_RETIMER_ADDR, 0x64, 1, ®, 1);
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)
}
int board_early_init_f(void)