[PATCH v2 3/6] gpio: Add GPIO driver for Nintendo Wii

Linus Walleij linus.walleij at linaro.org
Wed Feb 7 23:29:45 AEDT 2018

On Mon, Jan 22, 2018 at 6:04 AM, Jonathan Neuschäfer
<j.neuschaefer at gmx.net> wrote:

> The Nintendo Wii's chipset (called "Hollywood") has a GPIO controller
> that supports a configurable number of pins (up to 32), interrupts, and
> some special mechanisms to share the controller between the system's
> security processor (an ARM926) and the PowerPC CPU. Pin multiplexing is
> not supported.
> This patch adds a basic driver for this GPIO controller. Interrupt
> support will come in a later patch.
> This patch is based on code developed by Albert Herranz and the GameCube
> Linux Team, file arch/powerpc/platforms/embedded6xx/hlwd-gpio.c,
> available at https://github.com/DeltaResero/GC-Wii-Linux-Kernels, but
> has grown quite dissimilar.
> Signed-off-by: Jonathan Neuschäfer <j.neuschaefer at gmx.net>
> Cc: Albert Herranz <albert_herranz at yahoo.es>
> Cc: Segher Boessenkool <segher at kernel.crashing.org>
> ---
> v2:

All looks very good to me, Andy had some additional comments,
once addressed in v3 I will apply this.

You only need to resend this patch as I already applied the DT

Linus Walleij

More information about the Linuxppc-dev mailing list