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authorChanwoo Choi <cw00.choi@samsung.com>2015-07-24 05:55:21 +0200
committerKukjin Kim <kgene@kernel.org>2015-08-13 19:06:09 +0200
commit48816affd931c44045913873dff21693cd7fc948 (patch)
tree703f4d55c596e5ad1c5b3709a5218c365700ea50 /arch/arm
parentARM: dts: add CPU OPP and regulator supply property for exynos5250 (diff)
downloadlinux-48816affd931c44045913873dff21693cd7fc948.tar.xz
linux-48816affd931c44045913873dff21693cd7fc948.zip
ARM: dts: Add CPU OPP and regulator supply property for exynos3250
This patch add CPU operating points which include CPU frequency and regulator voltage to use generic cpufreq drivers. Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Reviewed-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Kukjin Kim <kgene@kernel.org>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/boot/dts/exynos3250-monk.dts4
-rw-r--r--arch/arm/boot/dts/exynos3250-rinato.dts4
-rw-r--r--arch/arm/boot/dts/exynos3250.dtsi15
3 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos3250-monk.dts b/arch/arm/boot/dts/exynos3250-monk.dts
index a5863acc5fff..7863265d4868 100644
--- a/arch/arm/boot/dts/exynos3250-monk.dts
+++ b/arch/arm/boot/dts/exynos3250-monk.dts
@@ -141,6 +141,10 @@
};
};
+&cpu0 {
+ cpu0-supply = <&buck2_reg>;
+};
+
&exynos_usbphy {
status = "okay";
};
diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts b/arch/arm/boot/dts/exynos3250-rinato.dts
index 031853b75528..ddd7ac283045 100644
--- a/arch/arm/boot/dts/exynos3250-rinato.dts
+++ b/arch/arm/boot/dts/exynos3250-rinato.dts
@@ -132,6 +132,10 @@
};
};
+&cpu0 {
+ cpu0-supply = <&buck2_reg>;
+};
+
&exynos_usbphy {
status = "okay";
};
diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
index 2db99433e17f..9e58a2322a2d 100644
--- a/arch/arm/boot/dts/exynos3250.dtsi
+++ b/arch/arm/boot/dts/exynos3250.dtsi
@@ -53,6 +53,21 @@
compatible = "arm,cortex-a7";
reg = <0>;
clock-frequency = <1000000000>;
+ clocks = <&cmu CLK_ARM_CLK>;
+ clock-names = "cpu";
+
+ operating-points = <
+ 1000000 1150000
+ 900000 1112500
+ 800000 1075000
+ 700000 1037500
+ 600000 1000000
+ 500000 962500
+ 400000 925000
+ 300000 887500
+ 200000 850000
+ 100000 850000
+ >;
};
cpu1: cpu@1 {