linux-kernel - Re: [PATCH] ARM: dts: sunxi: Add num-cs for A20 spi nodes

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Message-ID: <20161124195517.qrq7briu3pwjnp4n@lukather>
Date:   Thu, 24 Nov 2016 20:55:17 +0100
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Emmanuel Vadot <manu@...ouilliste.com>
Cc:     robh+dt@...nel.org, mark.rutland@....com, linux@...linux.org.uk,
        wens@...e.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM: dts: sunxi: Add num-cs for A20 spi nodes

On Tue, Nov 22, 2016 at 06:06:16PM +0100, Emmanuel Vadot wrote:
> The spi0 controller on the A20 have up to 4 CS (Chip Select) while the
> others three only have 1.
> Add the num-cs property to each node.
> 
> Signed-off-by: Emmanuel Vadot <manu@...ouilliste.com>

I don't think we have any code that uses it at the moment. What is the
rationale behind this patch?

Thanks!
Maxime

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

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