1 files changed, 10 insertions, 0 deletions
diff --git a/zephyr/program/nissa/src/common.c b/zephyr/program/nissa/src/common.c
index 155dc541d4..d437bfca47 100644
--- a/zephyr/program/nissa/src/common.c
+++ b/zephyr/program/nissa/src/common.c
@@ -187,3 +187,13 @@ __override int pd_is_valid_input_voltage(int mv)
 	return true;
 }
 #endif
+
+/* Trigger shutdown by enabling the Z-sleep circuit */
+__override void board_hibernate_late(void)
+{
+	gpio_pin_set_dt(GPIO_DT_FROM_NODELABEL(gpio_en_slp_z), 1);
+	/*
+	 * The system should hibernate, but there may be
+	 * a small delay, so return.
+	 */
+}