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| author | Krzysztof Kozlowski <krzk@kernel.org> | 2020-08-30 15:51:57 +0200 |
|---|---|---|
| committer | Krzysztof Kozlowski <krzk@kernel.org> | 2020-09-02 17:46:28 +0200 |
| commit | 173ab0310fb44b73093b7aed9a9e6c4916bc059d (patch) | |
| tree | a5ab67bc24f3a02761f1c6bbbbc79c599c330042 /arch/arm/boot/dts/exynos4412-tiny4412.dts | |
| parent | ARM: dts: exynos: Add CPU cooling in SMDK4412 (diff) | |
| download | linux-173ab0310fb44b73093b7aed9a9e6c4916bc059d.tar.xz linux-173ab0310fb44b73093b7aed9a9e6c4916bc059d.zip | |
ARM: dts: exynos: Add CPU cooling in Tiny4412
Add missing cooling devices for CPU thermal zones in Exynos4412 Tiny4412
board. This allows to scale down CPU frequency (and voltage) in case of
thermal pressure.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20200830135200.24304-30-krzk@kernel.org
Diffstat (limited to 'arch/arm/boot/dts/exynos4412-tiny4412.dts')
| -rw-r--r-- | arch/arm/boot/dts/exynos4412-tiny4412.dts | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos4412-tiny4412.dts b/arch/arm/boot/dts/exynos4412-tiny4412.dts index 3a91de8a8082..7512c86e634e 100644 --- a/arch/arm/boot/dts/exynos4412-tiny4412.dts +++ b/arch/arm/boot/dts/exynos4412-tiny4412.dts @@ -78,6 +78,21 @@ }; }; +&cpu_thermal { + cooling-maps { + cooling_map0: map0 { + /* Corresponds to 800MHz at freq_table */ + cooling-device = <&cpu0 7 7>, <&cpu1 7 7>, + <&cpu2 7 7>, <&cpu3 7 7>; + }; + cooling_map1: map1 { + /* Corresponds to 200MHz at freq_table */ + cooling-device = <&cpu0 13 13>, <&cpu1 13 13>, + <&cpu2 13 13>, <&cpu3 13 13>; + }; + }; +}; + &fimd { pinctrl-0 = <&lcd_clk>, <&lcd_data24>; pinctrl-names = "default"; |