[PATCH v2 1/3] dt-bindings: pinctrl: Add a reserved-gpio-ranges property

Linus Walleij linus.walleij at linaro.org
Mon Mar 19 20:36:35 PDT 2018


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 at codeaurora.org> 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 at secretlab.ca>
> Cc: <devicetree at vger.kernel.org>
> Signed-off-by: Stephen Boyd <sboyd at codeaurora.org>

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



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