Re: [PATCH v1 04/11] ARM: dts: imx6ul: Add Variscite audio codec files

[Frank Li <Frank.li@oss.nxp.com>]

On Fri, Sep 25, 2026 at 05:57:38PM +0200, Stefano Radaelli wrote:
> On Fri, Sep 25, 2026 at 09:58:44AM -0500, Frank Li wrote:
> > On Fri, Sep 25, 2026 at 04:02:21PM +0200, Stefano Radaelli wrote:
> > > From: Stefano Radaelli <stefano.r@variscite.com>
> > >
> > > Add separate DTSI files for the WM8904 and WM8731 audio options on
> > > VAR-SOM-6UL and DART-6UL modules.
> > >
> > > Put each codec node, the SAI2 setup and its pinctrl in the selected
> > > audio DTSI. This makes the WM8904 option explicit instead of placing
> > > it in the shared module base.
> > >
> > > Signed-off-by: Stefano Radaelli <stefano.r@variscite.com>
> > > ---
> > >  .../imx/imx6ul-imx6ull-var-dart-wm8731.dtsi   | 71 +++++++++++++++
> > >  .../imx/imx6ul-imx6ull-var-dart-wm8904.dtsi   | 88 +++++++++++++++++++
> > >  .../imx/imx6ul-imx6ull-var-som-wm8731.dtsi    | 71 +++++++++++++++
> > >  .../imx/imx6ul-imx6ull-var-som-wm8904.dtsi    | 85 ++++++++++++++++++
> >
> > what's difference between imx6ul-imx6ull-var-som-wm8904.dtsi and
> > imx6ul-imx6ull-var-dart-wm8904.dtsi?
> >
> > Frank
> >
> Hi Frank!
> Thank you for taking the time to review this huge patch.
>
> The difference is in simple-audio-card,routing:
> on DART-6UL, the microphone jack is routed to IN2L, IN2R and MICBIAS;
> those routes are absent on VAR-SOM-6UL.

Is possible to share most part?

Frank

>
> Best Regards,
> Stefano