linux-kernel - Re: [PATCH v3] hwspinlock/msm: Add support for Qualcomm MSM HW Mutex block

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Message-Id: <8E7F7103-3EE0-41B2-9408-C6C3D33B69B2@codeaurora.org>
Date:	Tue, 20 Aug 2013 09:50:09 -0500
From:	Kumar Gala <galak@...eaurora.org>
To:	Stephen Warren <swarren@...dotorg.org>
Cc:	ohad@...ery.com, Rob Herring <rob.herring@...xeda.com>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ian.campbell@...rix.com>,
	Grant Likely <grant.likely@...aro.org>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-msm@...r.kernel.org, Jeffrey Hugo <jhugo@...eaurora.org>,
	Eric Holmberg <eholmber@...eaurora.org>
Subject: Re: [PATCH v3] hwspinlock/msm: Add support for Qualcomm MSM HW Mutex block


On Aug 16, 2013, at 5:55 PM, Stephen Warren wrote:

> On 08/14/2013 01:09 PM, Kumar Gala wrote:
>> Add driver for Qualcomm MSM Hardware Mutex block that exists on newer MSM
>> SoC (MSM8974, etc).
> 
>> diff --git a/Documentation/devicetree/bindings/hwlock/msm-tcsr-mutex.txt b/Documentation/devicetree/bindings/hwlock/msm-tcsr-mutex.txt
> 
>> +Required properties:
>> +- compatible: should be "qcom,tcsr-mutex"
>> +- reg: Should contain registers location and length of mutex registers
>> +- reg-names:
>> +	"mutex-base"  - string to identify mutex registers
>> +- qcom,num-locks: the number of locks/mutexes supported
> 
> Doesn't the block support any interrupts? I suppose the interrupts
> property can be optional though even if it does.

No interrupts on the block.

> Aside from the comments re: reg-names, this binding seems fine.
> --

- k

-- 
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation

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