Re: [PATCH] arm64: dts: renesas: rzv2mevk2: Fix eMMC/SDHI pinctrl names

[Linus Walleij]

On Fri, Jun 23, 2023 at 10:40 AM Geert Uytterhoeven
<geert@xxxxxxxxxxxxxx> wrote:
> On Fri, Jun 23, 2023 at 10:01 AM Fabrizio Castro
> <fabrizio.castro.jz@xxxxxxxxxxx> wrote:

> > the below issue:
> >
> > pinctrl-rzv2m b6250000.pinctrl: pin P8_2 already requested by 85000000.mmc; cannot claim for 85020000.mmc
> > pinctrl-rzv2m b6250000.pinctrl: pin-130 (85020000.mmc) status -22
> > renesas_sdhi_internal_dmac 85020000.mmc: Error applying setting, reverse things back
>
> To me, that sounds like a bug in the pinctrl core.
> Or am I missing something?

The pin control core tracks on a per-pin basis, it has no clue about
the name of certain dt nodes.

This bug would be in the DT parsing code for the different states
I think, and rzv2m is not using the core helpers for this but
rather rzv2m_dt_subnode_to_map() etc.

Yours,
Linus Walleij