Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756748Ab3HAOKT (ORCPT ); Thu, 1 Aug 2013 10:10:19 -0400 Received: from smtp.codeaurora.org ([198.145.11.231]:52689 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754803Ab3HAOKQ convert rfc822-to-8bit (ORCPT ); Thu, 1 Aug 2013 10:10:16 -0400 Subject: Re: [PATCH] hwspinlock/msm: Add support for Qualcomm MSM HW Mutex block Mime-Version: 1.0 (Apple Message framework v1283) Content-Type: text/plain; charset=us-ascii From: Kumar Gala In-Reply-To: <9EB1A821-7137-4812-B58A-20F669BCA7DD@codeaurora.org> Date: Thu, 1 Aug 2013 09:10:30 -0500 Cc: "linux-kernel@vger.kernel.org list" , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, Jeffrey Hugo , Stephen Boyd , Eric Holmberg Content-Transfer-Encoding: 8BIT Message-Id: <0A09DA0F-86B4-4961-88E2-64FA0A4D380D@codeaurora.org> References: <1375128719-23642-1-git-send-email-galak@codeaurora.org> <20130729214035.GC8868@codeaurora.org> <9EB1A821-7137-4812-B58A-20F669BCA7DD@codeaurora.org> To: Ohad Ben-Cohen X-Mailer: Apple Mail (2.1283) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1787 Lines: 58 On Jul 29, 2013, at 4:54 PM, Kumar Gala wrote: > > On Jul 29, 2013, at 4:40 PM, Stephen Boyd wrote: > >> On 07/29, Kumar Gala wrote: >>>> diff --git a/Documentation/devicetree/bindings/arm/msm/tcsr-mutex.txt b/Documentation/devicetree/bindings/arm/msm/tcsr-mutex.txt >>>> new file mode 100644 >>>> index 0000000..ddd6889 >>>> --- /dev/null >>>> +++ b/Documentation/devicetree/bindings/arm/msm/tcsr-mutex.txt >> >> Maybe this should go under a new hwspinlock directory? > > Will look for Ohad to comment on this. > >> >>>> @@ -0,0 +1,20 @@ >>>> +Qualcomm MSM Hardware Mutex Block: >>>> + >>>> +The hardware block provides mutexes utilized between different processors >>>> +on the SoC as part of the communication protocol used by these processors. >>>> + >>>> +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 >>>> + >>>> +Example: >>>> + >>>> + qcom,tcsr-mutex@fd484000 { >> >> Maybe it should be hw-mutex@fd484000? > > again, will look for Ohad to make some comment on this. > >>>> + compatible = "qcom,tcsr-mutex"; >>>> + reg = <0xfd484000 0x1000>; >>>> + reg-names = "mutex-base"; >>>> + qcom,num-locks = <32>; >>>> + }; Ohad, ping. - k -- Employee of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/