From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: Tomasz Figa <tomasz.figa@gmail.com>,
Linus Walleij <linus.walleij@linaro.org>
Cc: Mark Kettenis <mark.kettenis@xs4all.nl>,
kettenis@openbsd.org, Marc Zyngier <maz@kernel.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>, Hector Martin <marcan@marcan.st>,
Rob Herring <robh+dt@kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
"open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Bartosz Golaszewski <bgolaszewski@baylibre.com>,
sven@svenpeter.dev
Subject: Re: [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl
Date: Mon, 10 May 2021 09:09:00 -0400 [thread overview]
Message-ID: <d332f69c-33a1-b1c9-e1c9-3c8d756594ef@canonical.com> (raw)
In-Reply-To: <CA+Ln22GnbTnxoAy0CWXVxAUUV-LBRHyLqDc2u0fpH5=FdHoWcg@mail.gmail.com>
On 09/05/2021 05:50, Tomasz Figa wrote:
>>>> So is this an entirely Apple thing now, and not based on some Samsung
>>>> block from S3C like what we have seen before?
>>>
>>> As far as I can tell, yes. This Apple controller has a single
>>> register per pin that controls the muxing and gpio functions, whereas
>>> the S3C controller seems to have 4 registers per pin.
>>
>> Fair enough.
>>
>
> Right, doesn't sound like any Samsung pin controller I'm familiar
> with, although I haven't followed new hardware developments since I
> left Samsung a few years ago. I've stayed as a maintainer mostly to
> help with the legacy SoCs I had worked with, e.g. s3c6410. :)
I can confirm that it looks different than Samsung designs.
Best regards,
Krzysztof
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next prev parent reply other threads:[~2021-05-10 13:10 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-08 14:19 [PATCH 0/2] Apple M1 pinctrl DT bindings Mark Kettenis
2021-05-08 14:19 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Mark Kettenis
2021-05-08 21:09 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Linus Walleij
2021-05-08 23:02 ` Mark Kettenis
2021-05-09 0:27 ` Linus Walleij
2021-05-09 9:50 ` Tomasz Figa
2021-05-10 13:09 ` Krzysztof Kozlowski [this message]
2021-05-09 0:18 ` Linus Walleij
2021-05-09 9:46 ` Mark Kettenis
2021-05-09 10:49 ` Linus Walleij
2021-05-10 13:03 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Krzysztof Kozlowski
2021-05-10 17:09 ` Mark Kettenis
2021-05-10 14:01 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Rob Herring
2021-05-10 18:18 ` Rob Herring
2021-05-10 14:19 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple,pinctrl Rob Herring
2021-05-10 17:06 ` Mark Kettenis
2021-05-19 23:27 ` [PATCH 1/2] dt-bindings: pinctrl: Add DT bindings for apple, pinctrl Linus Walleij
2021-05-20 11:22 ` Mark Kettenis
2021-05-08 14:19 ` [PATCH 2/2] arm64: apple: Add pinctrl nodes Mark Kettenis
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