ARM: dts: Add syscon-{reboot, poweroff} nodes for exynos4

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.akhtar@samsung.com>
Reviewed-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Tested-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Tested-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: Moritz Fischer <moritz.fischer@ettus.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
index 3184e10f260a39a9cace8e70d38ac58ef851afd8..07e10ee60bd827879447213f8325adfc8c1412b7 100644 (file)
--- 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>;