Hi Serigio,

I dug around some to try to understand the patch I think I get
it now :)

Squash this with the third patch so it becomes a
"move" of this file, preserving history. With that:
Acked-by: Linus Walleij <linus.wall...@linaro.org>

I have ideas, but it is better to move the driver out
of staging and improve it in pinctrl.

Since there might be many sub-SoCs for this pin
controller, what about creating
drivers/pinctrl/ralink/* for this at the same time?

On Mon, Dec 7, 2020 at 8:21 PM Sergio Paracuellos
<sergio.paracuel...@gmail.com> wrote:
>
> These Socs have 1-3 banks of 8-32 gpios. Rather then setting the muxing of 
> each
> pin individually, these socs have mux groups that when set will effect 1-N 
> pins.
> Pin groups have a 2, 4 or 8 different muxes.
>
> Signed-off-by: Sergio Paracuellos <sergio.paracuel...@gmail.com>
(...)
> +#include <asm/mach-ralink/ralink_regs.h>
> +#include <asm/mach-ralink/pinmux.h>
> +#include <asm/mach-ralink/mt7620.h>

I think in the next step we should move the contents of
rt2880_pinmux_data into this driver, then we can drop these
mach-headers and show the way for the rest of the ralink
chips to push their data down into this driver (or subdrivers)
and depopulate mach-ralink a bit.

> +       p->groups = rt2880_pinmux_data;

So this is where the driver actually gets a pointer to all
groups and functions, and these groups and functions all
come from arch/mips/ralink/mt7621.c right?

I think after this first step we should move mt7621.c
to pinctrl and become a subdriver for this pin controller
and then we can hopefully move the rest as well once
you set the pattern for how we do this.

Yours,
Linus Walleij
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