This patch adds syscon-{reboot, poweroff} nodes to allow the
generic syscon-{reboot, poweroff} driver to reset/poweroff exynos4 SoC.

Signed-off-by: Alim Akhtar <alim.akh...@samsung.com>
Reviewed-by: Pankaj Dubey <pankaj.du...@samsung.com>
Reviewed-by: Javier Martinez Canillas <jav...@osg.samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlow...@samsung.com>
Tested-by: Tobias Jakobi <tjak...@math.uni-bielefeld.de>
Acked-by: Moritz Fischer <moritz.fisc...@ettus.com>
---
 arch/arm/boot/dts/exynos4.dtsi |   14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
index 3184e10f260a..07e10ee60bd8 100644
--- a/arch/arm/boot/dts/exynos4.dtsi
+++ b/arch/arm/boot/dts/exynos4.dtsi
@@ -158,6 +158,20 @@
                interrupt-parent = <&gic>;
        };
 
+       poweroff: syscon-poweroff {
+               compatible = "syscon-poweroff";
+               regmap = <&pmu_system_controller>;
+               offset = <0x330C>; /* PS_HOLD_CONTROL */
+               mask = <0x5200>; /* reset value */
+       };
+
+       reboot: syscon-reboot {
+               compatible = "syscon-reboot";
+               regmap = <&pmu_system_controller>;
+               offset = <0x0400>; /* SWRESET */
+               mask = <0x1>;
+       };
+
        dsi_0: dsi@11C80000 {
                compatible = "samsung,exynos4210-mipi-dsi";
                reg = <0x11C80000 0x10000>;
-- 
1.7.10.4

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