[linux-sunxi] [PATCH RESEND v3] arm64: dts: allwinner: a64: olinuxino: Enable audio

[Philip Rinn]

Hi,

On 12.01.22 at 10:09, Priit Laes wrote:
> On Tue, Jan 11, 2022 at 09:08:23PM +0100, 'Philip Rinn' via linux-sunxi wrote:
>> Enable the audio hardware on the Olimex A64-OLinuXino board family.
>> Tested on the A64-OLinuXino-2Ge8G-IND variant.
> 
> I have similar patch in one of my "long forgotten branches", but I'm not 100%
> sure whether the cpvdd-supply is required for codec_analog. IIRC, sound worked
> for me without the issues on A64-Olinuxino board (Rev D).
> 
> 'cpvdd-supply = <&reg_eldo1>' for codec_analog

I didn't test it without but as it is present for all other a64 board with audio and also in Olimex' tree I think it is needed.

> And we also need to enable these configuration options in the defconfig:
> 
> +CONFIG_SND_SUN8I_CODEC=m
> +CONFIG_SND_SUN50I_CODEC_ANALOG=m

Hm, probably, but why wasn't it added when audio was added for the other a64 boards? Or are we talking about different defconfigs here?

Best regards
Philip
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