Messages in this thread Patch in this message |  | | From | Bartlomiej Zolnierkiewicz <> | Subject | [PATCH 2/4] ARM: dts: Exynos5250: add CPU OPP and regulator supply property | Date | Mon, 13 Apr 2015 19:47:00 +0200 |
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From: Thomas Abraham <thomas.ab@samsung.com>
For Exynos5250 platforms, add CPU operating points and CPU regulator supply properties for migrating from Exynos specific cpufreq driver to using generic cpufreq driver.
Changes by Bartlomiej: - split Exynos5250 support from the original patch - added CPU regulator supply property for Google Spring board
Cc: Kukjin Kim <kgene.kim@samsung.com> Cc: Doug Anderson <dianders@chromium.org> Cc: Javier Martinez Canillas <javier.martinez@collabora.co.uk> Cc: Andreas Faerber <afaerber@suse.de> Cc: Sachin Kamat <sachin.kamat@linaro.org> Cc: Andreas Farber <afaerber@suse.de> Signed-off-by: Thomas Abraham <thomas.ab@samsung.com> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> --- arch/arm/boot/dts/exynos5250-arndale.dts | 4 ++++ arch/arm/boot/dts/exynos5250-smdk5250.dts | 4 ++++ arch/arm/boot/dts/exynos5250-snow.dts | 4 ++++ arch/arm/boot/dts/exynos5250-spring.dts | 4 ++++ arch/arm/boot/dts/exynos5250.dtsi | 22 ++++++++++++++++++++++ 5 files changed, 38 insertions(+)
diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts index 7e728a1..c64cec3 100644 --- a/arch/arm/boot/dts/exynos5250-arndale.dts +++ b/arch/arm/boot/dts/exynos5250-arndale.dts @@ -560,3 +560,7 @@ status = "okay"; samsung,exynos-sataphy-i2c-phandle = <&sata_phy_i2c>; }; + +&cpu0 { + cpu0-supply = <&buck2_reg>; +}; diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index bc27cc2..d91db82 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -410,3 +410,7 @@ }; }; }; + +&cpu0 { + cpu0-supply = <&buck2_reg>; +}; diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts index 2657e84..700bbc8 100644 --- a/arch/arm/boot/dts/exynos5250-snow.dts +++ b/arch/arm/boot/dts/exynos5250-snow.dts @@ -301,6 +301,10 @@ vdd_pll-supply = <&ldo8_reg>; }; +&cpu0 { + cpu0-supply = <&buck2_reg>; +}; + &i2c_0 { status = "okay"; samsung,i2c-sda-delay = <100>; diff --git a/arch/arm/boot/dts/exynos5250-spring.dts b/arch/arm/boot/dts/exynos5250-spring.dts index d03f9b8..38b54d9 100644 --- a/arch/arm/boot/dts/exynos5250-spring.dts +++ b/arch/arm/boot/dts/exynos5250-spring.dts @@ -99,6 +99,10 @@ vdd_pll-supply = <&ldo8_reg>; }; +&cpu0 { + cpu0-supply = <&buck2_reg>; +}; + &i2c_0 { status = "okay"; samsung,i2c-sda-delay = <100>; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index 257e2f1..c1f7811 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -63,6 +63,28 @@ 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 */ -- 1.7.9.5
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