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From: Barry Song <21cnbao@gmail.com>
To: Linus Walleij <linus.walleij@stericsson.com>
Cc: linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	Grant Likely <grant.likely@secretlab.ca>,
	Stephen Warren <swarren@nvidia.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	Russell King <linux@arm.linux.org.uk>,
	Joe Perches <joe@perches.com>,
	Linaro Dev <linaro-dev@lists.linaro.org>,
	Lee Jones <lee.jones@linaro.org>
Subject: Re: [PATCH 0/4 v4] pin controller subsystem v4
Date: Sun, 21 Aug 2011 22:42:32 +0800	[thread overview]
Message-ID: <CAGsJ_4z7s-ibmUuR1DA6Jps030dRrnE8M0dUWHoMhMPFtyyY_A@mail.gmail.com> (raw)
In-Reply-To: <1313747619-32222-1-git-send-email-linus.walleij@stericsson.com>

> - Rewrite the interaction with the GPIO subsystem - the pin
>  controller descriptor now handles this by defining an offset
>  into the GPIO numberspace for its handled pin range. This is
>  used to look up the apropriate pin controller for a GPIO pin.
>  Then that specific GPIO range is matched 1-1 for the target
>  controller instance.
...
>
> Linus Walleij (4):
>  drivers: create a pinmux subsystem v4
>  pinmux: add a driver for the U300 pinmux
>  amba: request muxing for PrimeCell devices
>  mach-u300: activate pinmux driver, delete old padmux driver

it seems there is not an actual example that gpio requests pin from
pinctrl yet. i might give one on SiRFprimaII.

Thanks
Barry

WARNING: multiple messages have this Message-ID (diff)
From: 21cnbao@gmail.com (Barry Song)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/4 v4] pin controller subsystem v4
Date: Sun, 21 Aug 2011 22:42:32 +0800	[thread overview]
Message-ID: <CAGsJ_4z7s-ibmUuR1DA6Jps030dRrnE8M0dUWHoMhMPFtyyY_A@mail.gmail.com> (raw)
In-Reply-To: <1313747619-32222-1-git-send-email-linus.walleij@stericsson.com>

> - Rewrite the interaction with the GPIO subsystem - the pin
> ?controller descriptor now handles this by defining an offset
> ?into the GPIO numberspace for its handled pin range. This is
> ?used to look up the apropriate pin controller for a GPIO pin.
> ?Then that specific GPIO range is matched 1-1 for the target
> ?controller instance.
...
>
> Linus Walleij (4):
> ?drivers: create a pinmux subsystem v4
> ?pinmux: add a driver for the U300 pinmux
> ?amba: request muxing for PrimeCell devices
> ?mach-u300: activate pinmux driver, delete old padmux driver

it seems there is not an actual example that gpio requests pin from
pinctrl yet. i might give one on SiRFprimaII.

Thanks
Barry

  reply	other threads:[~2011-08-21 14:42 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-19  9:53 [PATCH 0/4 v4] pin controller subsystem v4 Linus Walleij
2011-08-19  9:53 ` Linus Walleij
2011-08-21 14:42 ` Barry Song [this message]
2011-08-21 14:42   ` Barry Song
2011-08-22 12:28   ` Linus Walleij
2011-08-22 12:28     ` Linus Walleij
2011-08-26  1:58     ` Barry Song
2011-08-26  1:58       ` Barry Song
2011-08-26  7:57       ` Linus Walleij
2011-08-26  7:57         ` Linus Walleij
2011-08-26 17:12       ` Stephen Warren
2011-08-26 17:12         ` Stephen Warren
2011-08-29  8:33         ` Linus Walleij
2011-08-29  8:33           ` Linus Walleij

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