diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/i2c/i2c_core.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/i2c/i2c_core.c b/drivers/i2c/i2c_core.c index d1072e8..b263562 100644 --- a/drivers/i2c/i2c_core.c +++ b/drivers/i2c/i2c_core.c @@ -138,6 +138,11 @@ static int i2c_mux_set(struct i2c_adapter *adap, int mux_id, int chip, return -1; buf = (uint8_t)((channel & 0x07) | (1 << 3)); break; + case I2C_MUX_PCA9548_ID: + if (channel > 7) + return -1; + buf = (uint8_t)(0x01 << channel); + break; default: printf("%s: wrong mux id: %d\n", __func__, mux_id); return -1; |