ARM: dts: add CPU OPP and regulator supply property for exynos4210

For Exynos4210 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>
Cc: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Andreas Farber <afaerber@suse.de>
Cc: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Signed-off-by: Thomas Abraham <thomas.ab@samsung.com>
[b.zolnierkie: removed exynos5250 and exynos5420 support for now]
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
[k.kozlowski: Rebased, moved cpu nodes to alphabetical position]
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>

diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts
index e0abfc3324d11eaed33838be9c04b7f1a167f5fb..e050d85cdacddf24268870988badefca45d75a88 100644 (file)
--- a/arch/arm/boot/dts/exynos4210-origen.dts
+++ b/arch/arm/boot/dts/exynos4210-origen.dts
@@ -127,6 +127,10 @@
        };
 };
 
+&cpu0 {
+       cpu0-supply = <&buck1_reg>;
+};
+
 &fimd {
        pinctrl-0 = <&lcd_en &lcd_clk &lcd_data24 &pwm0_out>;
        pinctrl-names = "default";

diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts
index 98f3ce65cb9a387a55ee588069bf42b51103317c..ba34886f8b65b6227f82ef93c530603b64910449 100644 (file)
--- a/arch/arm/boot/dts/exynos4210-trats.dts
+++ b/arch/arm/boot/dts/exynos4210-trats.dts
@@ -188,6 +188,10 @@
        };
 };
 
+&cpu0 {
+       cpu0-supply = <&varm_breg>;
+};
+
 &dsi_0 {
        vddcore-supply = <&vusb_reg>;
        vddio-supply = <&vmipi_reg>;

diff --git a/arch/arm/boot/dts/exynos4210-universal_c210.dts b/arch/arm/boot/dts/exynos4210-universal_c210.dts
index d4f2b11319dd10d4d7b79fa295d55e63baccff9c..775892b2cc6a8d1564f1bf463abaa19df1a859a4 100644 (file)
--- a/arch/arm/boot/dts/exynos4210-universal_c210.dts
+++ b/arch/arm/boot/dts/exynos4210-universal_c210.dts
@@ -548,6 +548,10 @@
        };
 };
 
+&cpu0 {
+       cpu0-supply = <&vdd_arm_reg>;
+};
+
 &pinctrl_1 {
        hdmi_hpd: hdmi-hpd {
                samsung,pins = "gpx3-7";

diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi
index 10d3c173396e4cb67a2443f2d3e641c264bec168..3e5ba665d20009de0a974c9ceccb283e431b3b54 100644 (file)
--- a/arch/arm/boot/dts/exynos4210.dtsi
+++ b/arch/arm/boot/dts/exynos4210.dtsi
@@ -40,6 +40,18 @@
                        device_type = "cpu";
                        compatible = "arm,cortex-a9";
                        reg = <0x900>;
+                       clocks = <&clock CLK_ARM_CLK>;
+                       clock-names = "cpu";
+                       clock-latency = <160000>;
+
+                       operating-points = <
+                               1200000 1250000
+                               1000000 1150000
+                               800000  1075000
+                               500000  975000
+                               400000  975000
+                               200000  950000
+                       >;
                        cooling-min-level = <4>;
                        cooling-max-level = <2>;
                        #cooling-cells = <2>; /* min followed by max */