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Date: Mon, 17 Feb 2020 17:49:17 +0800 From: Chen-Yu Tsai <wens@...e.org> To: Samuel Holland <samuel@...lland.org> Cc: Mark Brown <broonie@...nel.org>, Liam Girdwood <lgirdwood@...il.com>, Rob Herring <robh+dt@...nel.org>, Mark Rutland <mark.rutland@....com>, Maxime Ripard <mripard@...nel.org>, Vasily Khoruzhick <anarsoul@...il.com>, Mylène Josserand <mylene.josserand@...e-electrons.com>, Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>, Linux-ALSA <alsa-devel@...a-project.org>, devicetree <devicetree@...r.kernel.org>, linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>, linux-kernel <linux-kernel@...r.kernel.org>, stable@...nel.org Subject: Re: [RFC PATCH 01/34] ASoC: dt-bindings: Add a separate compatible for the A64 codec On Mon, Feb 17, 2020 at 2:42 PM Samuel Holland <samuel@...lland.org> wrote: > > The digital codec in the A64 is largely compatible with the one in the > A33, with two changes: > - It is missing some muxing options for AIF1/2/3 (not currently > supported by the driver) Is this at the pinctrl level or mixer level? If it's at the pinctrl level then it's out of the scope of this driver/binding. It could very well have those signals, just that they aren't routed outside the SoC. ChenYu > - It does not have the LRCK inversion issue that A33 has > > To fix the Left/Right channel inversion on the A64 caused by the A33 > LRCK fix, we need to introduce a new compatible for the codec in the > A64. > > Cc: stable@...nel.org > Fixes: ec4a95409d5c ("arm64: dts: allwinner: a64: add nodes necessary for analog sound support") > Signed-off-by: Samuel Holland <samuel@...lland.org> > --- > .../devicetree/bindings/sound/allwinner,sun8i-a33-codec.yaml | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/sound/allwinner,sun8i-a33-codec.yaml b/Documentation/devicetree/bindings/sound/allwinner,sun8i-a33-codec.yaml > index 55d28268d2f4..7c66409f13ea 100644 > --- a/Documentation/devicetree/bindings/sound/allwinner,sun8i-a33-codec.yaml > +++ b/Documentation/devicetree/bindings/sound/allwinner,sun8i-a33-codec.yaml > @@ -15,7 +15,9 @@ properties: > const: 0 > > compatible: > - const: allwinner,sun8i-a33-codec > + enum: > + - allwinner,sun8i-a33-codec > + - allwinner,sun50i-a64-codec > > reg: > maxItems: 1 > -- > 2.24.1 >
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