ARM: dts: Add pmu sysreg node to exynos5250 and exynos5420

This patch adds pmusysreg node to exynos5250 and exynos5420 dtsi files to
handle PMU register accesses in a centralized way using syscon driver

Signed-off-by: Leela Krishna Amudala <l.krishna@samsung.com>
Reviewed-by: Tomasz Figa <t.figa@samsung.com>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Tested-by: Doug Anderson <dianders@chromium.org>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
index 8db792b..078b6ff 100644 (file)
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -613,6 +613,11 @@
                samsung,power-domain = <&gsc_pd>;
        };
 
+       pmu_system_controller: system-controller@10040000 {
+               compatible = "samsung,exynos5420-pmu", "syscon";
+               reg = <0x10040000 0x5000>;
+       };
+
        tmu_cpu0: tmu@10060000 {
                compatible = "samsung,exynos5420-tmu";
                reg = <0x10060000 0x100>;