bip: set 1.8V mode for i2c bus
The alternate mode for i2c still needs to set the 1.8V flag since it is
called when configuring the port initially and when it finishes
manually unwedging the port.
BRANCH=none
TEST=builds
@@ -108,7 +108,7 @@ UNIMPLEMENTED(KB_BL_PWR_EN)
/* Cr50 requires no pull-ups on UART pins. */
ALTERNATE(PIN_MASK(B, 0x03), 0, MODULE_UART, 0) /* UART from EC to Servo */
ALTERNATE(PIN_MASK(B, 0x18), 0, MODULE_I2C, 0) /* I2C0 */
-ALTERNATE(PIN_MASK(C, 0x06), 0, MODULE_I2C, 0) /* I2C1 */
+ALTERNATE(PIN_MASK(C, 0x06), 0, MODULE_I2C, GPIO_SEL_1P8V) /* I2C1 - 1.8V */
ALTERNATE(PIN_MASK(F, 0xC0), 0, MODULE_I2C, 0) /* I2C2 */
ALTERNATE(PIN_MASK(E, 0x81), 0, MODULE_I2C, 0) /* I2C4 */
ALTERNATE(PIN_MASK(A, 0x30), 0, MODULE_I2C, 0) /* I2C5 */
