linux-kernel - Re: [PATCH] arm64: dts: Add symlinks for cros-ec-keyboard and cros-ec-sbs

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Date:   Mon, 28 Nov 2016 15:51:35 -0800
From:   Brian Norris <briannorris@...omium.org>
To:     Douglas Anderson <dianders@...omium.org>
Cc:     olof@...om.net, Arnd Bergmann <arnd@...db.de>,
        Heiko Stuebner <heiko@...ech.de>, robh@...nel.org,
        robh+dt@...nel.org, mark.rutland@....com,
        ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
        catalin.marinas@....com, will.deacon@....com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: Add symlinks for cros-ec-keyboard and
 cros-ec-sbs

Hi Olof, Arnd,

On Thu, May 12, 2016 at 03:02:10PM -0700, Doug Anderson wrote:
> We'd like to be able to use the cros-ec-keyboard.dtsi and
> cros-ec-sbs.dtsi snippets for arm64 devices.  Currently those files live
> in the arm/boot/dts directory.
> 
> Let's follow the convention set by commit 8ee57b8182c4 ("ARM64: dts:
> vexpress: Use a symlink to vexpress-v2m-rs1.dtsi from arch=arm") and use
> a symlink.  Note that in this case we put the files in a new
> "include/common" directory since these snippets may need to be
> referenced by dts files in many different subdirectories.
> 
> Signed-off-by: Douglas Anderson <dianders@...omium.org>
> ---
> Note that, as of right now, there are no users of this.  However, given
> development happening it is almost 100% certain that users will arrive
> soon.  If we need to wait for the first user before landing this we can
> leave this on the back burner.  If it's OK to have no users (yet), let's
> land.

This may not fit your definition of "soon", but I'm looking to start
using these files in arch/arm64/. I'll probably carry along this patch
and resend when I'm ready, but it'd be just as well if you'd merge it
now (or express a preference for a different directory structure).

>  arch/arm64/boot/dts/include/common/cros-ec-keyboard.dtsi | 1 +
>  arch/arm64/boot/dts/include/common/cros-ec-sbs.dtsi      | 1 +
>  2 files changed, 2 insertions(+)
>  create mode 120000 arch/arm64/boot/dts/include/common/cros-ec-keyboard.dtsi
>  create mode 120000 arch/arm64/boot/dts/include/common/cros-ec-sbs.dtsi
> 
> \ No newline at end of file
> 
> diff --git a/arch/arm64/boot/dts/include/common/cros-ec-keyboard.dtsi b/arch/arm64/boot/dts/include/common/cros-ec-keyboard.dtsi
> new file mode 120000
> index 000000000000..1c1889f0a791
> --- /dev/null
> +++ b/arch/arm64/boot/dts/include/common/cros-ec-keyboard.dtsi
> @@ -0,0 +1 @@
> +../../../../../arm/boot/dts/cros-ec-keyboard.dtsi
> \ No newline at end of file
> diff --git a/arch/arm64/boot/dts/include/common/cros-ec-sbs.dtsi b/arch/arm64/boot/dts/include/common/cros-ec-sbs.dtsi
> new file mode 120000
> index 000000000000..3d7ae9c88bcd
> --- /dev/null
> +++ b/arch/arm64/boot/dts/include/common/cros-ec-sbs.dtsi
> @@ -0,0 +1 @@
> +../../../../../arm/boot/dts/cros-ec-sbs.dtsi

FWIW:

Reviewed-by: Brian Norris <briannorris@...omium.org>