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From: Linus Walleij <linus.walleij@linaro.org>
To: Stephen Boyd <sboyd@kernel.org>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
linux-arm-msm@vger.kernel.org,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Timur Tabi <timur@codeaurora.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
"open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
Grant Likely <grant.likely@secretlab.ca>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>
Subject: Re: [PATCH v2 1/3] dt-bindings: pinctrl: Add a reserved-gpio-ranges property
Date: Tue, 20 Mar 2018 04:36:35 +0100 [thread overview]
Message-ID: <CACRpkdbAYPpcoyVkMm=yKABMByJuCyXdYifuFdYhV4g6CU3sEg@mail.gmail.com> (raw)
In-Reply-To: <20180126011400.2191-2-sboyd@codeaurora.org>
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@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@secretlab.ca>
> Cc: <devicetree@vger.kernel.org>
> Signed-off-by: Stephen Boyd <sboyd@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
next prev parent reply other threads:[~2018-03-20 3:36 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-26 1:13 [PATCH v2 0/3] Support qcom pinctrl protected pins Stephen Boyd
2018-01-26 1:13 ` [PATCH v2 1/3] dt-bindings: pinctrl: Add a reserved-gpio-ranges property Stephen Boyd
2018-01-26 9:20 ` Andy Shevchenko
2018-02-23 16:37 ` Bjorn Andersson
2018-03-20 3:36 ` Linus Walleij [this message]
2018-03-20 3:40 ` Timur Tabi
2018-03-20 21:35 ` Stephen Boyd
2018-01-26 1:13 ` [PATCH v2 2/3] gpiolib-of: Support 'reserved-gpio-ranges' property Stephen Boyd
2018-01-26 9:35 ` Andy Shevchenko
2018-02-07 13:34 ` Linus Walleij
2018-03-01 21:49 ` Stephen Boyd
2018-01-26 1:14 ` [PATCH v2 3/3] pinctrl: qcom: Don't allow protected pins to be requested Stephen Boyd
2018-02-20 16:45 ` [PATCH v2 0/3] Support qcom pinctrl protected pins Timur Tabi
2018-02-23 14:22 ` Linus Walleij
2018-02-23 16:54 ` Bjorn Andersson
2018-02-26 21:18 ` Timur Tabi
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