diff options
Diffstat (limited to 'board/cr50/gpio.inc')
-rw-r--r-- | board/cr50/gpio.inc | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/board/cr50/gpio.inc b/board/cr50/gpio.inc index 60cc1de97f..f899272166 100644 --- a/board/cr50/gpio.inc +++ b/board/cr50/gpio.inc @@ -67,6 +67,8 @@ * GPIO1.2 detect_ec_uart * GPIO1.3 detect_servo * GPIO1.4 detect_tpm_rst_asserted + * GPIO1.5 unwedge_i2cs_scl + * GPIO1.6 monitor_i2cs_sda * GPIO1.11 ec_tx_cr50_rx_in * GPIO1.12 strap_a0 * GPIO1.13 strap_a1 @@ -153,6 +155,14 @@ GPIO(STRAP_A1, PIN(1, 13), GPIO_INPUT) GPIO(STRAP_B0, PIN(1, 14), GPIO_INPUT) GPIO(STRAP_B1, PIN(1, 15), GPIO_INPUT) +GPIO(UNWEDGE_I2CS_SCL, PIN(1, 5), GPIO_OUT_HIGH) + +/* + * A GPIO to sample the current state of the I2CS SDA line, allowing to detect + * the 'wedged I2C bus' condition. + */ +GPIO(MONITOR_I2CS_SDA, PIN(1, 6), GPIO_INPUT) + /* * If you change the names of EN_PP3300_INA_L, I2C_SCL_INA, or I2C_SDA_INA, * you also need to update the usage in closed_source_set1.c @@ -198,6 +208,8 @@ PINMUX(GPIO(INT_AP_L), A5, DIO_INPUT) /* DIOB7 is p_digitial_od */ /* We can't pull it up */ PINMUX(GPIO(EC_FLASH_SELECT), B2, DIO_INPUT) PINMUX(GPIO(AP_FLASH_SELECT), B3, DIO_INPUT) +PINMUX(GPIO(MONITOR_I2CS_SDA), A1, GPIO_INPUT) + /* * Update closed_source_set1.c if pinmux for EN_PP3300_INA_L is changed or * removed. |