From patchwork Wed Nov 14 09:00:24 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 151043 Delivered-To: patch@linaro.org Received: by 2002:a2e:299d:0:0:0:0:0 with SMTP id p29-v6csp5434684ljp; Wed, 14 Nov 2018 01:00:46 -0800 (PST) X-Google-Smtp-Source: AJdET5dIvvxmQG2nE+UH56+YELkOpK0A+meMKXWoaL4a0QAEsnD9ZlU2hpHf7TKdGcM/Y+00XZiQ X-Received: by 2002:a17:902:3e3:: with SMTP id d90-v6mr1080252pld.118.1542186046642; Wed, 14 Nov 2018 01:00:46 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1542186046; cv=none; d=google.com; s=arc-20160816; b=nq71G/NGv/mMaCVHaPZKvrUmLUroOkkfazI+T9nmdk/GIvVHEJ6orsPCT3RIv2Dz7Q Ll6jX0tE5Z+DZb1GHmyWFuIuN+33JGSRSrOU/n+DvHw2iyu1+owCHCqFjhP2O/Dx2RZG Sc67c+BTJev3sJEoEtJW0ZXzfAJhEp9M3U8z5BWn3805n1kZQ4C2gegdj2dIts1NYvO+ oJ74VfGOtmbTrehastwPLfsGMzXLiUQdFcw2G3gnf6QpNUoy48yxtWPiLKDnBUWEh3pN GBvnRtZfXN2uAe5MFnh+JyeRxAYqBCyL8YTepyCxjT34AqpWUmgvxZpmytWS0BUbih3h BWuA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature; bh=NVMx9s0p6eS3mdR74Q8qaGNUdHlTjWWP5rB6sIuitXE=; b=X3gQjJZFtEF4Kaymx0E/YUByxjxVMiPILaGGfnpp8InShlhOfLqGqOBBQCNmDAFqGE D3NKWsIr82skRaW6jaF5FoiSD4w1QuJHNBjJJ3wCyVVTphqe09Lbi2dDefKnWrKPt5we 6FQd6NNqoMd0Ii8jR6l0ElhugpWJMEbK/zFaJv8HUIYjMUpwtGIWdKDDhw8wKc3utV/f 5QhJX3CmCmZ/zjLIUvoyBkMqSoV3fgJwu/9I2Vpd4TLHYpWUkHqNZt3Ny/rj58HOK/xz ioTrpp2gZy0pzwfSS+rija5L0V6peJQ1CsDI89zPmabuu0MyXqAqGL+xn9hLLucsKUGA +exQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b="ZDK1/+/F"; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. 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Wed, 14 Nov 2018 01:00:40 -0800 (PST) Received: from lmecxl0911.lme.st.com ([2a04:cec0:1088:2b4c:4d39:8b22:d570:822a]) by smtp.gmail.com with ESMTPSA id n7-v6sm16951441wrt.60.2018.11.14.01.00.38 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 14 Nov 2018 01:00:40 -0800 (PST) From: Benjamin Gaignard To: ohad@wizery.com, bjorn.andersson@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, alexandre.torgue@st.com Cc: linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, Benjamin Gaignard , Benjamin Gaignard Subject: [PATCH v4 1/4] dt-bindings: hwlock: Document STM32 hwspinlock bindings Date: Wed, 14 Nov 2018 10:00:24 +0100 Message-Id: <20181114090027.7580-2-benjamin.gaignard@linaro.org> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20181114090027.7580-1-benjamin.gaignard@linaro.org> References: <20181114090027.7580-1-benjamin.gaignard@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Benjamin Gaignard Add bindings for STM32 hardware spinlock device Signed-off-by: Benjamin Gaignard Signed-off-by: Benjamin Gaignard Reviewed-by: Rob Herring --- version 4: - add Linaro SoB version 3 : - fix clock name in properties description version 2 : - change clock name from hwspinlock to hsem to be align with hardware documentation .../bindings/hwlock/st,stm32-hwspinlock.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt -- 2.15.0 diff --git a/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt b/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt new file mode 100644 index 000000000000..adf4f000ea3d --- /dev/null +++ b/Documentation/devicetree/bindings/hwlock/st,stm32-hwspinlock.txt @@ -0,0 +1,23 @@ +STM32 Hardware Spinlock Device Binding +------------------------------------- + +Required properties : +- compatible : should be "st,stm32-hwspinlock". +- reg : the register address of hwspinlock. +- #hwlock-cells : hwlock users only use the hwlock id to represent a specific + hwlock, so the number of cells should be <1> here. +- clock-names : Must contain "hsem". +- clocks : Must contain a phandle entry for the clock in clock-names, see the + common clock bindings. + +Please look at the generic hwlock binding for usage information for consumers, +"Documentation/devicetree/bindings/hwlock/hwlock.txt" + +Example of hwlock provider: + hwspinlock@4c000000 { + compatible = "st,stm32-hwspinlock"; + #hwlock-cells = <1>; + reg = <0x4c000000 0x400>; + clocks = <&rcc HSEM>; + clock-names = "hsem"; + }; From patchwork Wed Nov 14 09:00:27 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 151046 Delivered-To: patch@linaro.org Received: by 2002:a2e:299d:0:0:0:0:0 with SMTP id p29-v6csp5434822ljp; Wed, 14 Nov 2018 01:00:53 -0800 (PST) X-Google-Smtp-Source: AJdET5ffL+XR6UtLisvGwyJk+qGuihCx+16Mv68fTcFkId/kBsNVCvxE8zkE1zqXZh3XbZF5xpQ/ X-Received: by 2002:a62:a511:: with SMTP id v17-v6mr1103453pfm.18.1542186053005; Wed, 14 Nov 2018 01:00:53 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1542186052; cv=none; d=google.com; s=arc-20160816; b=U4RgKcXvgy7NJDsGJb8nU3SadGDafS1RRVQsqA9JuicWsFdEbgOsZl5cpxc6b3K/WP PFGqUXdOMaHveCXAua55M3PRcLHElJ4M/JjV/1vcwKfIAdUZl89+4+7HnABc34jros7k lzeF0atnxuAiR6rVsuW5W62+oS3CKishD+6jfLPJPjILZlqrSCRvxVIdiBcZfS8SwiRT WLBzl1wS2ux8dyYBP9JCa7jznK2psBITs2xDEzZjfyRx9jaitgiBV9kwypPJbiXSeKE8 oS9iLUBO1smEWchfMLyM2DN96SowI1L1WXwdTNcgw0/IBlN7AE5Nud27CWljF0Umnj2i 5fcA== ARC-Message-Signature: i=1; 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