linux-kernel - Re: [LINUX PATCH 2/5] Documentation: mmc: Updated the binding doc for Arasan SDHCI.

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Date:	Tue, 19 Jan 2016 11:19:40 -0600
From:	Rob Herring <robh@...nel.org>
To:	P L Sai Krishna <lakshmi.sai.krishna.potthuri@...inx.com>
Cc:	Michal Simek <michal.simek@...inx.com>,
	Soren Brinkmann <soren.brinkmann@...inx.com>,
	Ulf Hansson <ulf.hansson@...aro.org>,
	Kevin Hao <haokexin@...il.com>,
	Emil Lenchak <emill@...inx.com>,
	Tobias Klauser <tklauser@...tanz.ch>,
	Sudeep Holla <Sudeep.Holla@....com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Jisheng Zhang <jszhang@...vell.com>,
	"Ivan T. Ivanov" <ivan.ivanov@...aro.org>,
	Scott Branden <sbranden@...adcom.com>,
	Vincent Yang <vincent.yang.fujitsu@...il.com>,
	Haibo Chen <haibo.chen@...escale.com>,
	Marek Vasut <marex@...x.de>,
	"ludovic.desroches@...el.com" <ludovic.desroches@...el.com>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Suman Tripathi <stripathi@....com>,
	Shawn Lin <shawn.lin@...k-chips.com>,
	devicetree@...r.kernel.org, Harini Katakam <harinik@...inx.com>,
	linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
	P L Sai Krishna <lakshmis@...inx.com>,
	Anirudha Sarangi <anirudh@...inx.com>,
	Punnaiah Choudary Kalluri <punnaia@...inx.com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [LINUX PATCH 2/5] Documentation: mmc: Updated the binding doc
 for Arasan SDHCI.

On Tue, Jan 19, 2016 at 07:47:32PM +0530, P L Sai Krishna wrote:
> This patch adds broken-tuning property to the binding
> doc for Arasan SDHCI.
> 
> Signed-off-by: P L Sai Krishna <lakshmis@...inx.com>
> ---
>  Documentation/devicetree/bindings/mmc/arasan,sdhci.txt | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt
> index da541c3..2088d9f 100644
> --- a/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt
> +++ b/Documentation/devicetree/bindings/mmc/arasan,sdhci.txt
> @@ -17,6 +17,10 @@ Required Properties:
>    - interrupt-parent: Phandle for the interrupt controller that services
>  		      interrupts for this device.
>  
> +Optional Properties:
> +  - broken-tuning: Indicates tuning broken in Silicon 1.0 of
> +			  Zynq Ultrascale+ MPSoC.
> +

Make this a standard property.

Or use the compatible string to determine this. Si errata is exactly 
what they are for.

Rob