Re: [PATCH v2 1/3] dt-bindings: pinctrl: Add a reserved-gpio-ranges property
From: Linus Walleij
Date: Mon Mar 19 2018 - 23:36:47 EST
Hi Stephen,
thanks for the patch and hope you have a good time at your new
workplace!
On Fri, Jan 26, 2018 at 2:13 AM, Stephen Boyd <sboyd@xxxxxxxxxxxxxx> wrote:
> Some qcom platforms make some GPIOs or pins unavailable for use
> by non-secure operating systems, and thus reading or writing the
> registers for those pins will cause access control issues.
> Introduce a DT property to describe the set of GPIOs that are
> available for use so that higher level OSes are able to know what
> pins to avoid reading/writing.
>
> Cc: Grant Likely <grant.likely@xxxxxxxxxxxx>
> Cc: <devicetree@xxxxxxxxxxxxxxx>
> Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
This looks fine except Andy's note to rename this ranges
to gpio-reserved-ranges for namespacing.
Are you reposting this series as v3 with this fixed or does someone
else need to pick it up?
Yours,
Linus Walleij