From: sergei.shtylyov@cogentembedded.com (Sergei Shtylyov)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4] i2c/at91: adopt pinctrl support
Date: Mon, 10 Nov 2014 14:13:28 +0300 [thread overview]
Message-ID: <54609DD8.8030903@cogentembedded.com> (raw)
In-Reply-To: <1415584552-11390-1-git-send-email-wenyou.yang@atmel.com>
Hello.
On 11/10/2014 4:55 AM, Wenyou Yang wrote:
> Amend the at91 i2c pin controller
You're amending the hardware itself, really? :-)
> to optionally take a pin controlhandle
I don't see the code that does this.
> and set the state of the pins to:
> - "default" on boot and resume.
I don't see where you are changing anything for the probe() method.
Perhaps you meant the driver core code which selects the dafault profile
automatically?
> - "sleep" on suspend().
> This should make it possible to optimize energy usage for the pins
> both for the suspend/resume cycle
> Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
> ---
> Hi Wolfram,
>
> Thanks a lot.
>
> The change of this version is to remove
> pinctrl_pm_select_default_state(&pdev->dev) from the _probe function.
Aha, you've specifically removed this...
WBR, Sergei
next prev parent reply other threads:[~2014-11-10 11:13 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-10 1:55 [PATCH v4] i2c/at91: adopt pinctrl support Wenyou Yang
2014-11-10 11:13 ` Sergei Shtylyov [this message]
2014-11-11 0:53 ` Yang, Wenyou
2014-11-12 15:51 ` Wolfram Sang
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