[PATCH dev-5.10] arm: dts: nuvoton: gsj: Enable Nuvoton fan filter

Joel Stanley joel at jms.id.au
Thu May 27 11:51:37 AEST 2021


On Wed, 26 May 2021 at 15:48, Willy Tu <wltu at google.com> wrote:
>
> ping
>
> On Fri, Apr 23, 2021 at 5:38 PM Willy Tu <wltu at google.com> wrote:
>>
>> gsj platform sometimes also see low fan speed issue that can be partly
>> prevented with this fan filter.

This property is not supported by the kernel, so it will not do
anything. Do you intend to submit driver support?

>>
>> Signed-off-by: Willy Tu <wltu at google.com>
>> ---
>>  arch/arm/boot/dts/nuvoton-npcm730-gsj.dts | 3 +++
>>  1 file changed, 3 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/nuvoton-npcm730-gsj.dts b/arch/arm/boot/dts/nuvoton-npcm730-gsj.dts
>> index 3ff116aaacb3..86facfc08c6e 100644
>> --- a/arch/arm/boot/dts/nuvoton-npcm730-gsj.dts
>> +++ b/arch/arm/boot/dts/nuvoton-npcm730-gsj.dts
>> @@ -408,18 +408,21 @@ fan at 0 {
>>                 reg = <0x00>;
>>                 fan-tach-ch = /bits/ 8 <0x00 0x01>;
>>                 cooling-levels = <127 255>;
>> +               fan_filter_en;
>>         };
>>
>>         fan at 1 {
>>                 reg = <0x01>;
>>                 fan-tach-ch = /bits/ 8 <0x02 0x03>;
>>                 cooling-levels = /bits/ 8 <127 255>;
>> +               fan_filter_en;
>>         };
>>
>>         fan at 2 {
>>                 reg = <0x02>;
>>                 fan-tach-ch = /bits/ 8 <0x04 0x05>;
>>                 cooling-levels = /bits/ 8 <127 255>;
>> +               fan_filter_en;
>>         };
>>  };
>>
>> --
>> 2.31.1.498.g6c1eba8ee3d-goog
>>


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