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SubjectRe: [PATCH v4 5/5] arm64: dts: imx8mq-evk: Enable wm8524 codec
On Thu, Feb 28, 2019 at 11:09 PM Fabio Estevam <festevam@gmail.com> wrote:
>
> On Wed, Feb 27, 2019 at 3:38 AM Daniel Baluta <daniel.baluta@nxp.com> wrote:
>
> > +
> > + wm8524: audio-codec-0 {
>
> This -0 is not needed as we have a single codec on this board.

Ok, will fix.

>
> > + #sound-dai-cells = <0>;
> > + compatible = "wlf,wm8524";
> > + clocks = <&clk IMX8MQ_CLK_SAI2_ROOT>;
> > + clock-names = "mclk";
>
> The clocks and clock-names properties can be removed, right?
>
> I don't see them defined in the binding doc and the codec driver does
> not call clk_get(), so there is a mismatch.

They are used by simple-card.c machine driver.

asoc_simple_card_parse_clk
-> /* Parse dai->sysclk come from "clocks = <&xxx>" */
clk = devm_get_clk_from_child(dev, node, NULL);

>
> Also, I still think this one and the previous patch could be made into
> a single patch that adds audio support for the board.

Ok.

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