diff --git a/bindings/adreno.txt b/bindings/adreno.txt
index dd426a95..6bc52486 100644
--- a/bindings/adreno.txt
+++ b/bindings/adreno.txt
@@ -80,8 +80,9 @@ Power Domains:
 - power-domains:		List of PM domain specifiers that reference each power-domain
 				used by the GPU
 - power-domain-names:		List of names that represent each of the specifiers in the
-				'power-domains' property. Includes 'gpu_cx' and 'gpu_gx' which
-				represent the power-domains for CX and GX GDSC, respectively.
+				'power-domains' property. Includes 'cx', 'gx' and 'gmu_cx'
+				which represent the power-domains for CX GDSC, GX GDSC and
+				GMU CX GDSC respectively.
 
 IOMMU Data:
 - iommu:			Phandle for the KGSL IOMMU device node
diff --git a/gpu/sun-gpu.dtsi b/gpu/sun-gpu.dtsi
index a3e97828..be457660 100644
--- a/gpu/sun-gpu.dtsi
+++ b/gpu/sun-gpu.dtsi
@@ -173,8 +173,9 @@
 		interrupt-names = "hfi", "gmu";
 
 		power-domains = <&gpucc GPU_CC_CX_GDSC>,
+				<&gpucc GPU_CC_CX_GMU_GDSC>,
 				<&gxclkctl GX_CLKCTL_GX_GDSC>;
-		power-domain-names = "cx", "gx";
+		power-domain-names = "cx", "gmu_cx", "gx";
 
 		clocks = <&gpucc GPU_CC_CX_GMU_CLK>,
 			<&gpucc GPU_CC_CXO_CLK>,