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Message-ID: <CACRpkdbHGitYzwVEVYLUmaE+Qn0ix1O1bOSjoTJomf+h9b4+rg@mail.gmail.com>
Date: Fri, 13 Dec 2019 09:59:10 +0100
From: Linus Walleij <linus.walleij@...aro.org>
To: Clement Leger <cleger@...ray.eu>
Cc: Bartosz Golaszewski <bgolaszewski@...libre.com>,
Hoan Tran <hoan@...amperecomputing.com>,
"open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/5] Add pinctrl support for dwapb gpio driver
On Wed, Dec 4, 2019 at 11:10 AM Clement Leger <cleger@...ray.eu> wrote:
> Synopsys DWAPB IP includes support for pin control. This control is basic
> and allows to switch between a hardware and a software function.
> Software function is when driving GPIOs from IP and hardware is controlled
> by external signals.
> This serie export necessary interface to be able to move the driver to
> pinctrl folder and then implement the pinctrl support which is based on the
> digicolor driver. The idea is to avoid hardcoding pins in driver since
> this IP is a generic one available on multiple SoC.
The overall approach is correct, just tidy up the patch series the
way indicated by Andy and we can probably proceed efficiently with
this. I will review the patch adding the pinctrl interfaces separately.
Yours,
Linus Walleij
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