linux-kernel - Re: [PATCH 1/3] MIPS: jz4780: Allow access to jz4740-i2s

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Date:   Wed, 17 Oct 2018 22:26:22 +0200
From:   Mathieu Malaterre <malat@...ian.org>
To:     Paul Burton <paul.burton@...s.com>
Cc:     James Hogan <jhogan@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Ralf Baechle <ralf@...ux-mips.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux-MIPS <linux-mips@...ux-mips.org>,
        LKML <linux-kernel@...r.kernel.org>, alsa-devel@...a-project.org
Subject: Re: [PATCH 1/3] MIPS: jz4780: Allow access to jz4740-i2s

Paul,

On Mon, Sep 3, 2018 at 8:15 AM Mathieu Malaterre <malat@...ian.org> wrote:
>
> On Fri, Aug 31, 2018 at 10:59 PM Paul Burton <paul.burton@...s.com> wrote:
> >
> > On Fri, Aug 31, 2018 at 01:37:52PM -0700, Paul Burton wrote:
> > > Further to that, this series doesn't seem to work for me. With
> > > v4.19-rc1, with the patch from [1] & then this series applied I see the
> > > following when booting a ci20_defconfig kernel:
> > >
> > >   [    0.846684] ALSA device list:
> > >   [    0.849642]   No soundcards found.
> >
> > D'oh! Apparently I haven't drunk enough coffee today - missing link can
> > be found below:
> >
> > [1] https://www.spinics.net/lists/linux-gpio/msg31965.html
>
> Awesome, thanks for testing. I'll return to this series once I receive
> replacement for my laptop hard drive.

I see it now :

[    0.289701] bus: 'platform': really_probe: probing driver
jz4740-i2s with device 10020000.i2s
[    0.289713] jz4740-i2s 10020000.i2s: no pinctrl handle
[    0.289782] OF: /i2s@...20000: could not find phandle

I'll try to make sense of this.

> thanks,
> -M