[RFT 3/3] arm64: dts: exynos: Fix missing missing reg warning for syscon restart nodes

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Fix DTC warnings like:

    arch/arm64/boot/dts/exynos/exynos7-espresso.dtb: Warning (simple_bus_reg):
        Node /soc/syscon-reboot missing or empty reg/ranges property

by moving the syscon restart node into the PMU (Power Management Unit)
node.  The PMU node is the actual block responsible for power
management, including typical Exynos on/off/restart procedures.
Therefore the syscon restart node logically belongs to it.

Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>

---

Not tested.  All tests are welcomed.
---
 arch/arm64/boot/dts/exynos/exynos5433.dtsi | 16 ++++++++--------
 arch/arm64/boot/dts/exynos/exynos7.dtsi    | 14 +++++++-------
 2 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/arch/arm64/boot/dts/exynos/exynos5433.dtsi b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
index 62f276970174..34c3648182d9 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
@@ -231,13 +231,6 @@
 		cpu_on = <0xC4000003>;
 	};
 
-	reboot: syscon-reboot {
-		compatible = "syscon-reboot";
-		regmap = <&pmu_system_controller>;
-		offset = <0x400>; /* SWRESET */
-		mask = <0x1>;
-	};
-
 	soc: soc {
 		compatible = "simple-bus";
 		#address-cells = <1>;
@@ -794,11 +787,18 @@
 		};
 
 		pmu_system_controller: system-controller@105c0000 {
-			compatible = "samsung,exynos5433-pmu", "syscon";
+			compatible = "samsung,exynos5433-pmu", "syscon", "simple-mfd";
 			reg = <0x105c0000 0x5008>;
 			#clock-cells = <1>;
 			clock-names = "clkout16";
 			clocks = <&xxti>;
+
+			reboot: syscon-reboot {
+				compatible = "syscon-reboot";
+				regmap = <&pmu_system_controller>;
+				offset = <0x400>; /* SWRESET */
+				mask = <0x1>;
+			};
 		};
 
 		gic: interrupt-controller@11001000 {
diff --git a/arch/arm64/boot/dts/exynos/exynos7.dtsi b/arch/arm64/boot/dts/exynos/exynos7.dtsi
index ad9dce6894ce..aa99d49af356 100644
--- a/arch/arm64/boot/dts/exynos/exynos7.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos7.dtsi
@@ -492,15 +492,15 @@
 		};
 
 		pmu_system_controller: system-controller@105c0000 {
-			compatible = "samsung,exynos7-pmu", "syscon";
+			compatible = "samsung,exynos7-pmu", "syscon", "simple-mfd";
 			reg = <0x105c0000 0x5000>;
-		};
 
-		reboot: syscon-reboot {
-			compatible = "syscon-reboot";
-			regmap = <&pmu_system_controller>;
-			offset = <0x0400>;
-			mask = <0x1>;
+			reboot: syscon-reboot {
+				compatible = "syscon-reboot";
+				regmap = <&pmu_system_controller>;
+				offset = <0x0400>;
+				mask = <0x1>;
+			};
 		};
 
 		rtc: rtc@10590000 {
-- 
2.11.0

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