On Thu, Jan 11, 2018 at 08:38:30AM +0800, Chunfeng Yun wrote: > On Wed, 2018-01-10 at 22:06 +0100, Arnd Bergmann wrote: > > dtc complains about the lack of #coolin-cells properties for the > > CPU nodes that are referred to as "cooling-device": > > > > arch/arm64/boot/dts/mediatek/mt8173-evb.dtb: Warning (cooling_device_property): Missing property '#cooling-cells' in node /cpus/cpu@0 or bad phandle (referred from /thermal-zones/cpu_thermal/cooling-maps/map@0:cooling-device[0]) > > arch/arm64/boot/dts/mediatek/mt8173-evb.dtb: Warning (cooling_device_property): Missing property '#cooling-cells' in node /cpus/cpu@100 or bad phandle (referred from /thermal-zones/cpu_thermal/cooling-maps/map@1:cooling-device[0]) > > > > Apparently this property must be '<2>' to match the binding. > > > > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> > > --- > > If this looks ok, I'd apply it directly to the fixes branch > > for 4.15, as the warning is one that was introduced in this > > release. Actually, it's in next/dt (or at least this patch doesn't apply as it is to fixes), so I've added it there. -Olof -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html