From: Linus Walleij <linus.walleij@linaro.org>
To: Baolin Wang <baolin.wang@linaro.org>
Cc: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
Mark Brown <broonie@kernel.org>,
Andy Shevchenko <andy.shevchenko@gmail.com>
Subject: Re: [PATCH v3 1/2] dt-bindings: gpio: Add Spreadtrum GPIO controller documentation
Date: Thu, 22 Feb 2018 15:38:07 +0100 [thread overview]
Message-ID: <CACRpkdYDaUi-8eoAt-7V3YwzFxjmtST0i_BqT46WdB0=2MU3FA@mail.gmail.com> (raw)
In-Reply-To: <CAMz4kuLCVPo1KgHQ8wOv=y+-c6UkV+ubp8uChXn8KQipvrNesA@mail.gmail.com>
On Wed, Feb 14, 2018 at 3:51 AM, Baolin Wang <baolin.wang@linaro.org> wrote:
> On 13 February 2018 at 17:20, Linus Walleij <linus.walleij@linaro.org> wrote:
>> On Mon, Feb 5, 2018 at 2:55 AM, Baolin Wang <baolin.wang@linaro.org> wrote:
>>
>>> This patch adds the device tree bindings for the Spreadtrum
>>> GPIO controller. The gpios will be supported by the GPIO
>>> generic library.
>>>
>>> Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
>>
>> I took this patch out again for now, as it turns out
>> that not all of the variants are really GPIO controllers,
>> but rather irqchips.
>>
>> If they can't read nor write any GPIO lines, they should
>> not have the property gpio-controller at all. Then they are
>> just irqchips.
>
> I did not get you here. All GPIOs can be read or write for this GPIO controller.
Sorry I confused one of the drivers for the other.
I'm so clumsy sometimes :(
Yours,
Linus Walleij
prev parent reply other threads:[~2018-02-22 14:38 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-05 1:55 [PATCH v3 1/2] dt-bindings: gpio: Add Spreadtrum GPIO controller documentation Baolin Wang
2018-02-05 1:55 ` Baolin Wang
2018-02-05 1:55 ` [PATCH v3 2/2] gpio: Add GPIO driver for Spreadtrum SC9860 platform Baolin Wang
[not found] ` <e6da9398355648fc72dc3f674a7c11e114c37d61.1517795461.git.baolin.wang-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2018-02-13 8:13 ` Linus Walleij
2018-02-13 8:13 ` Linus Walleij
2018-02-14 2:48 ` Baolin Wang
2018-02-07 21:19 ` [PATCH v3 1/2] dt-bindings: gpio: Add Spreadtrum GPIO controller documentation Rob Herring
2018-02-08 6:07 ` Baolin Wang
2018-02-13 7:36 ` Linus Walleij
2018-02-13 9:20 ` Linus Walleij
[not found] ` <CACRpkdZzqbhRs+JTiezkNfD4ne-foGgoW+b51DLcFeJsXH2Edg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-02-14 2:51 ` Baolin Wang
2018-02-14 2:51 ` Baolin Wang
2018-02-22 14:38 ` Linus Walleij [this message]
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