From 0e91e4daccd318cdb29f1a504be3e4fa15008442 Mon Sep 17 00:00:00 2001 From: Krzysztof Kozlowski Date: Sun, 30 Aug 2020 15:51:57 +0200 Subject: [PATCH] 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 Link: https://lore.kernel.org/r/20200830135200.24304-30-krzk@kernel.org --- arch/arm/boot/dts/exynos4412-tiny4412.dts | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/arch/arm/boot/dts/exynos4412-tiny4412.dts b/arch/arm/boot/dts/exynos4412-tiny4412.dts index 3a91de8a80826..7512c86e634e1 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"; -- 2.39.5