linux-kernel - Re: [PATCH 1/2] pinctrl: sunxi: add a missing function of A10/A20 pinctrl driver

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Message-ID: <20170706204646.3akr57fo6c2ok4wn@flea>
Date:   Thu, 6 Jul 2017 22:46:46 +0200
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Icenowy Zheng <icenowy@...c.io>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Chen-Yu Tsai <wens@...e.org>,
        linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com
Subject: Re: [PATCH 1/2] pinctrl: sunxi: add a missing function of A10/A20
 pinctrl driver

Hi,

On Thu, Jul 06, 2017 at 10:28:21PM +0800, Icenowy Zheng wrote:
> The PH16 pin has a function with mux id 0x5, which is the DET pin of the
> "sim" (smart card reader) IP block.
> 
> This function is missing both in the old A10 and A20 drivers, so it's
> not found during the merge of these two drivers.
> 
> Add it to the driver. As we now merged A20 pinctrl driver to the A10
> one, we need to only fix the A10 driver now.
> 
> Signed-off-by: Icenowy Zheng <icenowy@...c.io>

I'm not sure what you mean there. It's not mentionned in the A10
datasheet, and neither in the A20. Where did you get that info from?

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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