Re: [PATCH] ARM: dts: Add devicetree for the Raspberry Pi 3, for arm32 (v4)

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Hi,

On Wed, Mar 29, 2017 at 5:26 PM, Eric Anholt <eric@xxxxxxxxxx> wrote:
> Raspbian and Fedora have decided to support the Pi3 in 32-bit mode for
> now, so it's useful to be able to test that mode on an upstream
> kernel.  It's also been useful for me to use the same board for 32-bit
> and 64-bit development.
>
> Signed-off-by: Eric Anholt <eric@xxxxxxxxxx>
> ---
>
> v1: Gerd's patch that put the ../../../arm64/... link in the Makefile
> v2: Michael's patch that #included from ../../../arm64/... in a new
>     bcm2837-rpi-3-b.dts.
> v3: Mine, using symlinks to make sure that we don't break the split DT
>     tree.
> v4: Rely on the new include/arm64 symlink.
>
> Assuming positive review feedback, I assume it would be acceptable to
> merge the shared/dt-symlinks branch in a PR of my own for the 32-bit
> DT branch?
>
>  arch/arm/boot/dts/Makefile | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 011808490fed..27d258cb50f2 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -72,6 +72,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
>         bcm2835-rpi-b-plus.dtb \
>         bcm2835-rpi-a-plus.dtb \
>         bcm2836-rpi-2-b.dtb \
> +       include/arm64/broadcom/bcm2837-rpi-3-b.dtb \

Building straight out of (and into) the include dir is a little odd here.

A tiny wrapper *.dtb in this dir, that just includes a shared dts/dtsi
would be a lot nicer.

If you do that, we can still pick it up for 4.12.

-Olof
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