From: Amelie DELAUNAY <amelie.delaunay@st.com>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>,
Alexandre TORGUE <alexandre.torgue@st.com>,
Russell King <linux@armlinux.org.uk>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
Rob Herring <robh+dt@kernel.org>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Lee Jones <lee.jones@linaro.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH 3/6] gpio: Add GPIO support for the ST Multi-Function eXpander
Date: Thu, 22 Feb 2018 15:33:31 +0000 [thread overview]
Message-ID: <2440a092-507d-bc39-6ed6-4a4ee094da7a@st.com> (raw)
In-Reply-To: <CACRpkdaeFXuB1Qv-vqNpf4pHsAysiYh03_gfNoRdHBh1pN_Amw@mail.gmail.com>
On 02/22/2018 02:47 PM, Linus Walleij wrote:
> On Thu, Feb 8, 2018 at 3:27 PM, Amelie Delaunay <amelie.delaunay@st.com> wrote:
>
>> ST Multi-Function eXpander (MFX) can be used as GPIO expander.
>> It has 16 fast GPIOs and can have 8 extra alternate GPIOs
>> when other MFX features are not enabled.
>>
>> Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
>
> As mentioned I think this driver needs to:
>
> - Move to drivers/pinctrl/pinctrl-stmfx.c similar to the sx150x controller.
> - Pass a regmap around instead of the custom accessor functions.
I study this right now!
Thanks,
Amelie
> - Maybe refactor and reuse STMPE infrastructure
>
> Yours,
> Linus Walleij
>
next prev parent reply other threads:[~2018-02-22 15:33 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-08 14:27 [PATCH 0/6] Introduce STMicroelectronics MultiFunction eXpander Amelie Delaunay
[not found] ` <1518100057-23234-1-git-send-email-amelie.delaunay-qxv4g6HH51o@public.gmane.org>
2018-02-08 14:27 ` [PATCH 1/6] dt-bindings: mfd: Add ST Multi-Function eXpander driver Amelie Delaunay
2018-02-18 23:19 ` Rob Herring
2018-02-19 15:59 ` Amelie DELAUNAY
2018-02-22 0:06 ` Rob Herring
2018-02-22 13:22 ` Linus Walleij
2018-02-22 15:15 ` Amelie DELAUNAY
2018-02-22 13:11 ` Linus Walleij
2018-02-22 15:19 ` Amelie DELAUNAY
2018-02-08 14:27 ` [PATCH 6/6] ARM: configs: stm32: enable ST MFX and its GPIO expander feature Amelie Delaunay
2018-02-08 14:27 ` [PATCH 2/6] mfd: Add ST Multi-Function eXpander core driver Amelie Delaunay
2018-02-12 12:06 ` Lee Jones
2018-02-12 14:15 ` Philippe Ombredanne
2018-02-19 16:00 ` Amelie DELAUNAY
2018-02-19 16:57 ` Amelie DELAUNAY
2018-02-22 13:44 ` Linus Walleij
2018-02-22 15:32 ` Amelie DELAUNAY
2018-02-08 14:27 ` [PATCH 3/6] gpio: Add GPIO support for the ST Multi-Function eXpander Amelie Delaunay
2018-02-14 15:30 ` Andy Shevchenko
2018-02-19 17:13 ` Amelie DELAUNAY
2018-02-22 13:47 ` Linus Walleij
2018-02-22 15:33 ` Amelie DELAUNAY [this message]
2018-02-08 14:27 ` [PATCH 4/6] ARM: dts: stm32: add MFX support on I2C1 on stm32746g-eval Amelie Delaunay
2018-02-22 13:54 ` Linus Walleij
2018-02-22 15:34 ` Amelie DELAUNAY
2018-02-08 14:27 ` [PATCH 5/6] ARM: dts: stm32: add joystick support " Amelie Delaunay
2018-02-22 13:52 ` Linus Walleij
2018-02-22 15:35 ` Amelie DELAUNAY
2018-02-22 13:06 ` [PATCH 0/6] Introduce STMicroelectronics MultiFunction eXpander Linus Walleij
2018-02-22 15:13 ` Amelie DELAUNAY
2018-03-01 22:28 ` Linus Walleij
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