linux-kernel - Re: [PATCH 2/7] ARM: dts: s5pv210: Adjust I2S entries to match spec

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Date:   Thu, 24 Mar 2022 12:49:43 +0100
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Jonathan Bakker <xc-racer2@...e.ca>, alim.akhtar@...sung.com
Cc:     robh+dt@...nel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/7] ARM: dts: s5pv210: Adjust I2S entries to match spec

On 23/03/2022 18:24, Jonathan Bakker wrote:
> Hi Krzysztof,
> 
> On 2022-03-23 8:15 a.m., Krzysztof Kozlowski wrote:
>> On 23/03/2022 16:14, Krzysztof Kozlowski wrote:
>>> On 23/03/2022 16:03, Jonathan Bakker wrote:
>>>> Based on the device tree spec, clocks should be ordered tx/rx.
>>>> Re-order from rx/tx to avoid warnings when running make dtbs_check
>>>>
>>>> Additionally, the number of #sound-dai-cells should be 1, not 0
>>>>
>>>> Signed-off-by: Jonathan Bakker <xc-racer2@...e.ca>
>>>> ---
>>>>  arch/arm/boot/dts/s5pv210-aries.dtsi |  2 +-
>>>>  arch/arm/boot/dts/s5pv210.dtsi       | 18 +++++++++---------
>>>>  2 files changed, 10 insertions(+), 10 deletions(-)
>>>>
>>>> diff --git a/arch/arm/boot/dts/s5pv210-aries.dtsi b/arch/arm/boot/dts/s5pv210-aries.dtsi
>>>> index 70ff56daf4cb..503b5a50ef1a 100644
>>>> --- a/arch/arm/boot/dts/s5pv210-aries.dtsi
>>>> +++ b/arch/arm/boot/dts/s5pv210-aries.dtsi
>>>> @@ -644,7 +644,7 @@
>>>>  };
>>>>  
>>>>  &i2s0 {
>>>> -	dmas = <&pdma0 9>, <&pdma0 10>, <&pdma0 11>;
>>>> +	dmas = <&pdma0 10>, <&pdma0 9>, <&pdma0 11>;
>>>>  	status = "okay";
>>>
>>> Except that fix that's the same commit as here:
>>> https://lore.kernel.org/all/20200907161141.31034-26-krzk@kernel.org/
>>> so just extend it.
>>>
>>> sound-dai-cells should go to a separate commit. But are you sure they
>>> are correct? The Fascinate 4G seems to be using them as cells=0.
>>
>> See my previous patch and discussion:
>> https://lore.kernel.org/all/20200907161141.31034-10-krzk@kernel.org/
>>
> 
> Thanks, I'd totally forgotten about this series from the past.  I'll re-test
> those commits and submit your copies of them in v2 if that's OK with you and
> that they're confirmed functional?

My dma fixes change lacked this aries fix. The sound-dai-cells needed
more rethinking.


Best regards,
Krzysztof