ARM: dts: add CPU OPP and regulator supply property for exynos5250

For Exynos5250 platforms, add CPU operating points and CPU regulator
supply properties for migrating from Exynos specific cpufreq driver
to using generic cpufreq driver.

Cc: Doug Anderson <dianders@chromium.org>
Cc: Andreas Faerber <afaerber@suse.de>
Signed-off-by: Thomas Abraham <thomas.ab@samsung.com>
[b.zolnierkie: split Exynos5250 support from the original patch]
[b.zolnierkie: added CPU regulator supply property for Spring boards]
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Reviewed-by: Javier Martinez Canillas <javier@dowhile0.org>
Tested-by: Javier Martinez Canillas <javier@dowhile0.org>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>

diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts
index 7e728a1b55590abe15e89d109ad0433a86785f17..db3f65f3eb45995d840a7ddc60284b0ff6e85457 100644 (file)
--- a/arch/arm/boot/dts/exynos5250-arndale.dts
+++ b/arch/arm/boot/dts/exynos5250-arndale.dts
@@ -117,6 +117,10 @@
        };
 };
 
+&cpu0 {
+       cpu0-supply = <&buck2_reg>;
+};
+
 &dp {
        status = "okay";
        samsung,color-space = <0>;

diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 4fe186d01f8a52b52f9155d76b1496b7d586ed7e..15aea760c1dadee45c631d78c64366cea7739276 100644 (file)
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -74,6 +74,10 @@
        };
 };
 
+&cpu0 {
+       cpu0-supply = <&buck2_reg>;
+};
+
 &dp {
        samsung,color-space = <0>;
        samsung,dynamic-range = <0>;

diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts
index b7f4122df456b05438b8f719adaa9eb95a5dfb5f..a4133df953f36e4afacd7b1326dd4f68f8c1e0af 100644 (file)
--- a/arch/arm/boot/dts/exynos5250-snow.dts
+++ b/arch/arm/boot/dts/exynos5250-snow.dts
@@ -235,6 +235,10 @@
        };
 };
 
+&cpu0 {
+       cpu0-supply = <&buck2_reg>;
+};
+
 &dp {
        status = "okay";
        pinctrl-names = "default";

diff --git a/arch/arm/boot/dts/exynos5250-spring.dts b/arch/arm/boot/dts/exynos5250-spring.dts
index d03f9b8d376d082308fa9e06c515f69ae83386c2..c1edd6d038a905dffd68e895cdafae25c967f160 100644 (file)
--- a/arch/arm/boot/dts/exynos5250-spring.dts
+++ b/arch/arm/boot/dts/exynos5250-spring.dts
@@ -65,6 +65,10 @@
        };
 };
 
+&cpu0 {
+       cpu0-supply = <&buck2_reg>;
+};
+
 &dp {
        status = "okay";
        pinctrl-names = "default";

diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index 4a1f88300a281b8248cad85646e98dca6b4d47cf..b24610ea8c2a93619bfe75770b63d1b67b61d680 100644 (file)
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -62,6 +62,28 @@
                        compatible = "arm,cortex-a15";
                        reg = <0>;
                        clock-frequency = <1700000000>;
+                       clocks = <&clock CLK_ARM_CLK>;
+                       clock-names = "cpu";
+                       clock-latency = <140000>;
+
+                       operating-points = <
+                               1700000 1300000
+                               1600000 1250000
+                               1500000 1225000
+                               1400000 1200000
+                               1300000 1150000
+                               1200000 1125000
+                               1100000 1100000
+                               1000000 1075000
+                                900000 1050000
+                                800000 1025000
+                                700000 1012500
+                                600000 1000000
+                                500000  975000
+                                400000  950000
+                                300000  937500
+                                200000  925000
+                       >;
                        cooling-min-level = <15>;
                        cooling-max-level = <9>;
                        #cooling-cells = <2>; /* min followed by max */