1 files changed, 23 insertions, 0 deletions
diff --git a/src/soc/mediatek/common/bl31.c b/src/soc/mediatek/common/bl31.c
new file mode 100644
index 0000000000..6a790982e2
--- /dev/null
+++ b/src/soc/mediatek/common/bl31.c
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <bl31.h>
+#include <console/console.h>
+#include <gpio.h>
+#include <soc/bl31.h>
+
+#include <arm-trusted-firmware/include/export/plat/mediatek/common/plat_params_exp.h>
+
+void register_reset_to_bl31(int gpio_index, bool active_high)
+{
+	static struct bl_aux_param_gpio param_reset = {
+		.h = { .type = BL_AUX_PARAM_MTK_RESET_GPIO },
+	};
+
+	if (active_high)
+		param_reset.gpio.polarity = ARM_TF_GPIO_LEVEL_HIGH;
+	else
+		param_reset.gpio.polarity = ARM_TF_GPIO_LEVEL_LOW;
+
+	param_reset.gpio.index = gpio_index;
+	register_bl31_aux_param(&param_reset.h);
+}