linux-kernel - Re: [PATCH v2 3/4] ARM: dts: exynos5250: Fold common ChromeOS parts into Snow

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Date:	Tue, 29 Jul 2014 14:45:37 +0200
From:	Andreas Färber <afaerber@...e.de>
To:	Doug Anderson <dianders@...omium.org>
CC:	linux-samsung-soc <linux-samsung-soc@...r.kernel.org>,
	Stephan van Schaik <stephan@...khronix.com>,
	Vincent Palatin <vpalatin@...omium.org>,
	Ben Dooks <ben-linux@...ff.org>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	"moderated list:ARM/SAMSUNG ARM A..." 
	<linux-arm-kernel@...ts.infradead.org>,
	"open list:OPEN FIRMWARE AND..." <devicetree@...r.kernel.org>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 3/4] ARM: dts: exynos5250: Fold common ChromeOS parts
 into Snow

Doug,

Am 25.07.2014 18:02, schrieb Doug Anderson:
> On Fri, Jul 18, 2014 at 10:20 AM, Andreas Färber <afaerber@...e.de> wrote:
>> +/*
>> + * On Snow we've got SIP WiFi and so can keep drive strengths low to
>> + * reduce EMI.
>> + */
>> +&mmc_3 {
>> +       status = "okay";
>> +       num-slots = <1>;
>> +       supports-highspeed;
>> +       broken-cd;
>> +       card-detect-delay = <200>;
>> +       samsung,dw-mshc-ciu-div = <3>;
>> +       samsung,dw-mshc-sdr-timing = <2 3>;
>> +       samsung,dw-mshc-ddr-timing = <1 2>;
>> +
>> +       slot@0 {
>> +               reg = <0>;
>> +               bus-width = <4>;
>> +               pinctrl-names = "default";
>> +               pinctrl-0 = <&sd3_clk &sd3_cmd &sd3_bus4>;
> 
> This actually looks like a bug on snow.  I don't think these pinctrl
> statements are taking effect and I think they belong at the mmc level,
> not the slot level.  That's not a new bug introduced by you, though.
> Mind fixing it?  You've already got it right for Spring mmc_1.

I was taught never to mix code movements with functional changes, as it
hides them even if mentioned in the commit message. Would you like me to
fix it pre- or post-move? Post-move would be easiest for me. ;)

Regards,
Andreas

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