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Re: [PATCH v3 1/9] ARM: dts: imx6ul-isiot: Add Sound card with codec node

From Jagan Teki <jagan@amarulasolutions.com>
Newsgroups linux.kernel
Subject Re: [PATCH v3 1/9] ARM: dts: imx6ul-isiot: Add Sound card with codec node
Date 2017-06-15 15:20 +0200
Message-ID <tSCQN-2X8-7@gated-at.bofh.it> (permalink)
References (4 earlier) <tSsHL-4YY-5@gated-at.bofh.it> <tSv2V-6ml-9@gated-at.bofh.it> <tSxeq-7TU-7@gated-at.bofh.it> <tSxxL-822-3@gated-at.bofh.it> <tSxR8-88I-17@gated-at.bofh.it>
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On Thu, Jun 15, 2017 at 1:21 PM, Shawn Guo <shawnguo@kernel.org> wrote:
> On Thu, Jun 15, 2017 at 01:01:22PM +0530, Jagan Teki wrote:
>> > I feel the abstraction is wrong from the beginning.  Ideally, we should
>> > have something like below.
>> >
>> >  - imx6ul-isiot.dtsi
>> >  - imx6ul-isiot-kit.dts and imx6ul-isiot-carrier.dts
>> >
>> > The -isiot should have everything on SoM and common stuff between -kit
>> > and -carrier boards, while -kit and -carrier include -isiot and contains
>> > the base-board specific things.  The -isiot can have both emmc and nand
>> > devices with "disabled" status, and let firmware turn device on per SoM
>> > it boots.  In that case, the abstraction level can be less and clearer.
>> >
>> > Thoughts?
>>
>> So,even the common stuff (lcdif, ts and etc) should be in -isiot.dtsi
>
> Yes, anything common can be in -isiot.dtsi.
>
>> and make it "disabled" and let them enabled on respective dts. this
>> what you mentioned here?
>
> It doesn't matter.  If the lcd/touch is same on -kit and -carrier, you
> can even have them enabled by default in -isiot.dtsi.  The -kit.dts and
> -carrier.dts are there to accommodate base-board specific differences.

OK, thanks for the help. I'll resolve and send v4 changes by breaking
this series for each respective modules.

thanks!
-- 
Jagan Teki
Senior Linux Kernel Engineer | Amarula Solutions
U-Boot, Linux | Upstream Maintainer
Hyderabad, India.

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Re: [PATCH v3 1/9] ARM: dts: imx6ul-isiot: Add Sound card with codec node Jagan Teki <jagan@amarulasolutions.com> - 2017-06-14 16:50 +0200
  Re: [PATCH v3 1/9] ARM: dts: imx6ul-isiot: Add Sound card with codec  node Shawn Guo <shawnguo@kernel.org> - 2017-06-15 04:30 +0200
    Re: [PATCH v3 1/9] ARM: dts: imx6ul-isiot: Add Sound card with codec node Jagan Teki <jagan@amarulasolutions.com> - 2017-06-15 07:00 +0200
      Re: [PATCH v3 1/9] ARM: dts: imx6ul-isiot: Add Sound card with codec  node Shawn Guo <shawnguo@kernel.org> - 2017-06-15 09:20 +0200
        Re: [PATCH v3 1/9] ARM: dts: imx6ul-isiot: Add Sound card with codec node Jagan Teki <jagan@amarulasolutions.com> - 2017-06-15 09:40 +0200
          Re: [PATCH v3 1/9] ARM: dts: imx6ul-isiot: Add Sound card with codec  node Shawn Guo <shawnguo@kernel.org> - 2017-06-15 10:00 +0200
            Re: [PATCH v3 1/9] ARM: dts: imx6ul-isiot: Add Sound card with codec node Jagan Teki <jagan@amarulasolutions.com> - 2017-06-15 15:20 +0200

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