linux-kernel - Re: [PATCH 34/43] ARM: dts: add device tree for ep93xx Soc

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Date:   Fri, 28 Apr 2023 18:13:31 +0300
From:   Nikita Shubin <nikita.shubin@...uefel.me>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Arnd Bergmann <arnd@...nel.org>, Linus Walleij <linusw@...nel.org>,
        Alexander Sverdlin <alexander.sverdlin@...il.com>,
        Olof Johansson <olof@...om.net>, soc@...nel.org,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Lukasz Majewski <lukma@...x.de>,
        support@...eddedTS.com
Subject: Re: [PATCH 34/43] ARM: dts: add device tree for ep93xx Soc

Hello Arnd!

On Mon, 2023-04-24 at 13:28 +0200, Arnd Bergmann wrote:
> On Mon, Apr 24, 2023, at 14:34, Nikita Shubin wrote:
> > This adds a divice for Cirrus ep93xx SoC amd ts7250 board that has
> > been
> > my testing target for ep93xx device support.
> > 
> > Also inluded device tree for Liebherr BK3.1 board through it's not
> > a
> > complete support.
> > 
> > Signed-off-by: Nikita Shubin <nikita.shubin@...uefel.me>
> 
> Can you describe which parts are missing for BK3.1 in the
> changelog? I'm fairly sure that Liebherr is still supporting
> this board, but I don't have a contact to add to Cc here.

The current dt implementation is missing:

- I2S
- MMC on SPI

I will add those nodes so it will be a complete dt, however i have no
possibility to test it.


> 
> I've added Lukasz Majewski to Cc here, as he originally worked
> on BK3.1 and likely either has the hardware or knows someone
> who does.  Technologic Systems also lists the ts7250 as supported
> on their website, but the only contact I found for them is the
> generic support@...eddedTS.com. In case someone from Technologic
> is available for giving the series a spin, see [1] for the
> full set of patches.
> 
>      Arnd
> 
> [1]
> https://lore.kernel.org/all/20230424123522.18302-1-nikita.shubin@maquefel.me/