linux-kernel - Re: [PATCH] ARM: DTS: imx53: Add support for imx53 HSC/DDC boards from K+P

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Date:   Thu, 24 May 2018 00:18:33 +0200
From:   Lukasz Majewski <lukma@...x.de>
To:     Fabio Estevam <festevam@...il.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] ARM: DTS: imx53: Add support for imx53 HSC/DDC boards
 from K+P

Hi Fabio,

> Hi Lukasz,
> 
> On Sat, May 19, 2018 at 9:02 AM, Lukasz Majewski <lukma@...x.de>
> wrote:
> 
> > After removing imx53-kp-ddc and imx53-kp-common iomux subnodes I do
> > see following errors in the dmesg (v4.17-rc5):
> >
> > imx53-pinctrl 53fa8000.iomuxc: function 'iomuxc' not supported
> > imx53-pinctrl 53fa8000.iomuxc: invalid function iomuxc in map
> > table  
> 
> Could you please investigate this error?
> 

Ok.

> I have just tried the following change on a imx53-qsb:
> http://code.bulix.org/ik01yu-339697

I've noticed that this is the "common" dtsi file:
imx53-qsb-common.dtsi

Is there any board inheriting it? Is it extending the iomux node with
its own code ?

> 
> and it works as expected:
> # dmesg  | grep iomux
> [    0.100046] imx53-pinctrl 53fa8000.iomuxc: initialized IMX pinctrl
> driver




Best regards,

Lukasz Majewski

--

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