On Wed, Feb 25, 2015 at 04:34:19PM +0100, Lukasz Majewski wrote: > 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.majew...@samsung.com>
Acked-by: Eduardo Valentin <edubez...@gmail.com> > --- > Changes for v2: > - Rename cooling-pwm-values property to cooling-levels > Changes for v3: > - Change patch's topic to "ARM dts" > - Reduce maximal cooling-level to 230 from 255 > Changes for v4: > - None > Changes for v5: > - None > --- > arch/arm/boot/dts/exynos4412-odroidu3.dts | 33 > ++++++++++++++++++++++++++++++- > 1 file changed, 32 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/boot/dts/exynos4412-odroidu3.dts > b/arch/arm/boot/dts/exynos4412-odroidu3.dts > index 4c04837..abcfa3c 100644 > --- a/arch/arm/boot/dts/exynos4412-odroidu3.dts > +++ b/arch/arm/boot/dts/exynos4412-odroidu3.dts > @@ -32,9 +32,40 @@ > }; > }; > > - 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>; > + }; > + }; > + }; > }; > }; > > -- > 2.0.0.rc2 >
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