Add devfreq to Exynos3250 common file and enable it for Rinato board.
Signed-off-by: Krzysztof Kozlowski <[email protected]>
---
arch/arm/boot/dts/exynos3250-rinato.dts | 12 ++++++++++++
arch/arm/boot/dts/exynos3250.dtsi | 26 ++++++++++++++++++++++++++
2 files changed, 38 insertions(+)
diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts
b/arch/arm/boot/dts/exynos3250-rinato.dts
index 7970b8e91ab2..6def01c61742 100644
--- a/arch/arm/boot/dts/exynos3250-rinato.dts
+++ b/arch/arm/boot/dts/exynos3250-rinato.dts
@@ -567,6 +567,18 @@
clock-frequency = <24000000>;
};
+&busfreq_mif {
+ vdd-mif-supply = <&buck1_reg>;
+ devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
+ status = "okay";
+};
+
+&busfreq_int {
+ vdd-int-supply = <&buck3_reg>;
+ devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>;
+ status = "okay";
+};
+
&pinctrl_0 {
pinctrl-names = "default";
pinctrl-0 = <&sleep0>;
diff --git a/arch/arm/boot/dts/exynos3250.dtsi
b/arch/arm/boot/dts/exynos3250.dtsi
index 51e3e7111e59..cc0e30768ec2 100644
--- a/arch/arm/boot/dts/exynos3250.dtsi
+++ b/arch/arm/boot/dts/exynos3250.dtsi
@@ -175,6 +175,32 @@
#clock-cells = <1>;
};
+ busfreq_mif: busfreq@106A0000 {
+ compatible = "samsung,exynos3250-busfreq-mif";
+ clocks = <&cmu_dmc CLK_DIV_DMC>;
+ clock-names = "dmc";
+ status = "disabled";
+ };
+
+ busfreq_int: busfreq@116A0000 {
+ compatible = "samsung,exynos3250-busfreq-int";
+ clocks = <&cmu CLK_DIV_ACLK_400_MCUISP>,
+ <&cmu CLK_DIV_ACLK_266>,
+ <&cmu CLK_DIV_ACLK_200>,
+ <&cmu CLK_DIV_ACLK_160>,
+ <&cmu CLK_DIV_GDL>,
+ <&cmu CLK_DIV_GDR>,
+ <&cmu CLK_DIV_MFC>;
+ clock-names = "aclk_400",
+ "aclk_266",
+ "aclk_200",
+ "aclk_160",
+ "aclk_gdl",
+ "aclk_gdr",
+ "mfc";
+ status = "disabled";
+ };
+
rtc: rtc@10070000 {
compatible = "samsung,exynos3250-rtc";
reg = <0x10070000 0x100>;
--
1.9.1
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