diff --git a/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml b/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
index 605ec7ab5f63..c9acef80f452 100644
--- a/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
+++ b/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
@@ -28,6 +28,7 @@ properties:
       - mediatek,mt8173-power-controller
       - mediatek,mt8183-power-controller
       - mediatek,mt8186-power-controller
+      - mediatek,mt8188-power-controller
       - mediatek,mt8192-power-controller
       - mediatek,mt8195-power-controller
 
@@ -84,6 +85,7 @@ $defs:
               "include/dt-bindings/power/mt8167-power.h" - for MT8167 type power domain.
               "include/dt-bindings/power/mt8173-power.h" - for MT8173 type power domain.
               "include/dt-bindings/power/mt8183-power.h" - for MT8183 type power domain.
+              "include/dt-bindings/power/mediatek,mt8188-power.h" - for MT8188 type power domain.
               "include/dt-bindings/power/mt8192-power.h" - for MT8192 type power domain.
               "include/dt-bindings/power/mt8195-power.h" - for MT8195 type power domain.
         maxItems: 1
diff --git a/include/dt-bindings/power/mediatek,mt8188-power.h b/include/dt-bindings/power/mediatek,mt8188-power.h
new file mode 100644
index 000000000000..57e75cf3aa2c
--- /dev/null
+++ b/include/dt-bindings/power/mediatek,mt8188-power.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
+/*
+ * Copyright (c) 2022 MediaTek Inc.
+ * Author: Garmin Chang <garmin.chang@mediatek.com>
+ */
+
+#ifndef _DT_BINDINGS_POWER_MT8188_POWER_H
+#define _DT_BINDINGS_POWER_MT8188_POWER_H
+
+#define MT8188_POWER_DOMAIN_MFG0			0
+#define MT8188_POWER_DOMAIN_MFG1			1
+#define MT8188_POWER_DOMAIN_MFG2			2
+#define MT8188_POWER_DOMAIN_MFG3			3
+#define MT8188_POWER_DOMAIN_MFG4			4
+#define MT8188_POWER_DOMAIN_PEXTP_MAC_P0		5
+#define MT8188_POWER_DOMAIN_PEXTP_PHY_TOP		6
+#define MT8188_POWER_DOMAIN_CSIRX_TOP			7
+#define MT8188_POWER_DOMAIN_ETHER			8
+#define MT8188_POWER_DOMAIN_HDMI_TX			9
+#define MT8188_POWER_DOMAIN_ADSP_AO			10
+#define MT8188_POWER_DOMAIN_ADSP_INFRA			11
+#define MT8188_POWER_DOMAIN_ADSP			12
+#define MT8188_POWER_DOMAIN_AUDIO			13
+#define MT8188_POWER_DOMAIN_AUDIO_ASRC			14
+#define MT8188_POWER_DOMAIN_VPPSYS0			15
+#define MT8188_POWER_DOMAIN_VDOSYS0			16
+#define MT8188_POWER_DOMAIN_VDOSYS1			17
+#define MT8188_POWER_DOMAIN_DP_TX			18
+#define MT8188_POWER_DOMAIN_EDP_TX			19
+#define MT8188_POWER_DOMAIN_VPPSYS1			20
+#define MT8188_POWER_DOMAIN_WPE				21
+#define MT8188_POWER_DOMAIN_VDEC0			22
+#define MT8188_POWER_DOMAIN_VDEC1			23
+#define MT8188_POWER_DOMAIN_VENC			24
+#define MT8188_POWER_DOMAIN_IMG_VCORE			25
+#define MT8188_POWER_DOMAIN_IMG_MAIN			26
+#define MT8188_POWER_DOMAIN_DIP				27
+#define MT8188_POWER_DOMAIN_IPE				28
+#define MT8188_POWER_DOMAIN_CAM_VCORE			29
+#define MT8188_POWER_DOMAIN_CAM_MAIN			30
+#define MT8188_POWER_DOMAIN_CAM_SUBA			31
+#define MT8188_POWER_DOMAIN_CAM_SUBB			32
+
+#endif /* _DT_BINDINGS_POWER_MT8188_POWER_H */