linux-kernel - Re: [PATCH 1/1] arm: sunxi: Add alternative pins for spi0

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Message-ID: <20171218092814.n5ptd5mhvo4nkjgq@flea.lan>
Date:   Mon, 18 Dec 2017 10:28:14 +0100
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Stefan Mavrodiev <stefan.mavrodiev@...il.com>
Cc:     Stefan Mavrodiev <stefan@...mex.com>, linux-sunxi@...glegroups.com,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Chen-Yu Tsai <wens@...e.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "moderated list:ARM PORT" <linux-arm-kernel@...ts.infradead.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/1] arm: sunxi: Add alternative pins for spi0

On Mon, Dec 18, 2017 at 08:24:21AM +0200, Stefan Mavrodiev wrote:
> On 12/15/2017 05:08 PM, Maxime Ripard wrote:
> > Hi,
> > 
> > On Thu, Dec 14, 2017 at 08:24:54AM +0200, Stefan Mavrodiev wrote:
> > > On 12/13/2017 05:40 PM, Maxime Ripard wrote:
> > > > Hi,
> > > > 
> > > > On Wed, Dec 13, 2017 at 09:44:34AM +0200, Stefan Mavrodiev wrote:
> > > > > Allwinner A10/A13/A20 SoCs have pinmux for spi0
> > > > > on port C. The patch adds these pins in the respective
> > > > > dts includes.
> > > > > 
> > > > > Signed-off-by: Stefan Mavrodiev <stefan@...mex.com>
> > > > Do you have any boards that are using these?
> > > > 
> > > > We won't merge that patch if there's no users for it.
> > > A20-OLinuXino-Lime/Lime2 and A10-OLinuXino-Lime with spi flash.
> > > For A13 we still doesn't have that option.
> > If this bus is exposed on the headers, you can add those to the DT but
> > leave them disabled if you want. Buf if there's no users of those
> > nodes, our policy is not to merge them.
>
> So basically I should resend the patch, enabling the those pins only for
> sun4i and sun7i platform?

I'm not quite sure what you mean, but you should do something like
77df9d66b0b1ad01c685fd6341ce501493899658

Maxime

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

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