Add the description of the GPU power domain to the PMU DT entry.

Signed-off-by: Russell King <rmk+ker...@arm.linux.org.uk>
---
 arch/arm/boot/dts/dove.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm/boot/dts/dove.dtsi b/arch/arm/boot/dts/dove.dtsi
index 6e7edc5a2a0d..7f86236b2438 100644
--- a/arch/arm/boot/dts/dove.dtsi
+++ b/arch/arm/boot/dts/dove.dtsi
@@ -402,6 +402,13 @@
                                                marvell,pmu_iso_mask = 
<0x00000001>;
                                                resets = <&pmu 16>;
                                        };
+
+                                       gpu_domain: gpu-domain {
+                                               #power-domain-cells = <0>;
+                                               marvell,pmu_pwr_mask = 
<0x00000004>;
+                                               marvell,pmu_iso_mask = 
<0x00000002>;
+                                               resets = <&pmu 18>;
+                                       };
                                };
 
                                thermal: thermal-diode@001c {
-- 
2.1.0

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