[PATCH RESEND v6 3/6] ARM: dts: Add properties to use pwm-fan device as a cooling device in Odroid U3
With those bindings it is possible to use pwm-fan device available in
Odroid U3 as a cooling device.
Signed-off-by: Lukasz Majewski
Acked-by: Eduardo Valentin
---
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
Changes for v6:
- 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 = < 0 1 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 = <_alert1>;
+cooling-device = < 7 7>;
+ };
+ map1 {
+trip = <_alert2>;
+cooling-device = < 13 13>;
+ };
+ map2 {
+trip = <_alert0>;
+cooling-device = < 0 1>;
+ };
+ map3 {
+trip = <_alert1>;
+cooling-device = < 1 2>;
+ };
+ map4 {
+trip = <_alert2>;
+cooling-device = < 2 3>;
+ };
+ };
+ };
};
};
--
2.0.0.rc2
--
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[PATCH RESEND v6 3/6] ARM: dts: Add properties to use pwm-fan device as a cooling device in Odroid U3
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
Changes for v6:
- 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 1 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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Please read the FAQ at http://www.tux.org/lkml/
