linux-kernel - Re: [PATCH 09/17] watchdog: qcom: add kpss-standalone to device tree binding

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Date:	Mon, 28 Mar 2016 11:15:44 -0700
From:	Guenter Roeck <linux@...ck-us.net>
To:	Matthew McClintock <mmcclint@...eaurora.org>
Cc:	Rob Herring <robh@...nel.org>, andy.gross@...aro.org,
	linux-arm-msm@...r.kernel.org,
	qca-upstream.external@....qualcomm.com,
	linux-watchdog@...r.kernel.org, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
	<devicetree@...r.kernel.org>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 09/17] watchdog: qcom: add kpss-standalone to device tree
 binding

On Mon, Mar 28, 2016 at 12:02:47PM -0500, Matthew McClintock wrote:
> On Mar 25, 2016, at 9:15 AM, Rob Herring <robh@...nel.org> wrote:
> > 
> > On Wed, Mar 23, 2016 at 05:05:04PM -0500, Matthew McClintock wrote:
> >> Update the compatible string to add new device tree binding
> >> 
> >> CC: linux-watchdog@...r.kernel.org
> >> Signed-off-by: Matthew McClintock <mmcclint@...eaurora.org>
> >> ---
> >> Documentation/devicetree/bindings/watchdog/qcom-wdt.txt | 1 +
> >> 1 file changed, 1 insertion(+)
> >> 
> >> diff --git a/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt b/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt
> >> index 60bb2f98..45b37cf 100644
> >> --- a/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt
> >> +++ b/Documentation/devicetree/bindings/watchdog/qcom-wdt.txt
> >> @@ -6,6 +6,7 @@ Required properties :
> >> 
> >> 			"qcom,kpss-timer"
> >> 			"qcom,scss-timer"
> >> +			"qcom,kpss-standalone"
> > 
> > What SoC(s) is this in. Use SoC specific compatible strings please.
> 
> So ipq4019 wins the race because we are the first to try to enable watchdog for this block?
> 
> qcom,kpss-ipq4019 ?
> 
It is a dedicated watchdog block, isn't it ? "qcom,kpss-ipq4019" would not
refer to a specific block. Devicetree maintainers may have a better idea,
but it seems to me that there should be 'wdt' or 'watchdog' in the property
name.

Guenter