1 files changed, 23 insertions, 0 deletions
diff --git a/board/brya/board.c b/board/brya/board.c
index 4c3c89567e..93b75977e9 100644
--- a/board/brya/board.c
+++ b/board/brya/board.c
@@ -121,3 +121,26 @@ static void set_board_id_1_gpios(void)
 }
 DECLARE_HOOK(HOOK_INIT, set_board_id_1_gpios, HOOK_PRIO_FIRST);
 
+/*
+ * ALT function group MODULE_ADC are set in HOOK_PRIO_INIT_ADC.
+ * Reclaim these as GPIO as needed for board ID 1.
+ */
+
+static void id_1_reclaim_adc(void)
+{
+	if (get_board_id() != 1)
+		return;
+
+	/*
+	 * GPIO_ID_1_USB_C0_C2_TCPC_RST_ODL is on GPIO34
+	 *
+	 * The TCPC has already been reset by board_tcpc_init() executed
+	 * from HOOK_PRIO_INIT_CHIPSET. Later, the pin gets set to ADC6
+	 * in HOOK_PRIO_INIT_ADC, so we simply need to set the pin back
+	 * to GPIO34.
+	 */
+	gpio_set_flags(GPIO_ID_1_USB_C0_C2_TCPC_RST_ODL, GPIO_ODR_HIGH);
+	gpio_set_alternate_function(GPIO_PORT_3, BIT(4), GPIO_ALT_FUNC_NONE);
+}
+
+DECLARE_HOOK(HOOK_INIT, id_1_reclaim_adc, HOOK_PRIO_INIT_ADC + 1);