p71924506
/
linux_old1
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

ARM: dts: use pwm-fan device as a cooling device for exynos4412-odroidu3 

With those bindings it is possible to use pwm-fan device available in
Odroid U3 as a cooling device.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Acked-by: Eduardo Valentin <edubezval@gmail.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
This commit is contained in:
Lukasz Majewski 2015-08-17 08:53:48 +09:00 committed by Kukjin Kim
parent ee6011f299
commit d3981d1e0a
1 changed files with 32 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
arch/arm/boot/dts/exynos4412-odroidu3.dts
View File

@ -33,9 +33,40 @@ led1 {
};
};
pwm-fan {
fan0: pwm-fan {
compatible = "pwm-fan";
pwms = <&pwm 0 10000 0>;
cooling-min-state = <0>;
cooling-max-state = <3>;
#cooling-cells = <2>;
cooling-levels = <0 102 170 230>;
};
thermal-zones {
cpu_thermal: cpu-thermal {
cooling-maps {
map0 {
trip = <&cpu_alert1>;
cooling-device = <&cpu0 7 7>;
};
map1 {
trip = <&cpu_alert2>;
cooling-device = <&cpu0 13 13>;
};
map2 {
trip = <&cpu_alert0>;
cooling-device = <&fan0 0 1>;
};
map3 {
trip = <&cpu_alert1>;
cooling-device = <&fan0 1 2>;
};
map4 {
trip = <&cpu_alert2>;
cooling-device = <&fan0 2 3>;
};
};
};
};
};