From patchwork Tue Dec 18 21:04:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jae Hyun Yoo X-Patchwork-Id: 10736309 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 299046C2 for ; Tue, 18 Dec 2018 21:05:36 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 19E2C2AE78 for ; Tue, 18 Dec 2018 21:05:36 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0C92A2AE81; Tue, 18 Dec 2018 21:05:36 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F2DD02AE78 for ; Tue, 18 Dec 2018 21:05:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727707AbeLRVFe (ORCPT ); Tue, 18 Dec 2018 16:05:34 -0500 Received: from mga04.intel.com ([192.55.52.120]:32558 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727367AbeLRVEi (ORCPT ); Tue, 18 Dec 2018 16:04:38 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 18 Dec 2018 13:04:37 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,370,1539673200"; d="scan'208";a="131061906" Received: from maru.jf.intel.com ([10.54.51.77]) by fmsmga001.fm.intel.com with ESMTP; 18 Dec 2018 13:04:36 -0800 From: Jae Hyun Yoo To: Lee Jones , Rob Herring , Jean Delvare , Guenter Roeck , Mark Rutland , Joel Stanley , Andrew Jeffery , Jonathan Corbet , Greg Kroah-Hartman , Gustavo Pimentel , Kishon Vijay Abraham I , Lorenzo Pieralisi , "Darrick J . Wong" , Eric Sandeen , Arnd Bergmann , Wu Hao , Tomohiro Kusumi , "Bryant G . Ly" , Frederic Barrat , "David S . Miller" , Mauro Carvalho Chehab , Andrew Morton , Randy Dunlap , Philippe Ombredanne , Vinod Koul , Stephen Boyd , David Kershner , Uwe Kleine-Konig , Sagar Dharia , Johan Hovold , Thomas Gleixner , Juergen Gross , Cyrille Pitchen Cc: linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, openbmc@lists.ozlabs.org, Jae Hyun Yoo , James Feist , Jason M Biils , Vernon Mauery Subject: [PATCH v9 07/12] dt-bindings: mfd: Add a document for PECI client MFD Date: Tue, 18 Dec 2018 13:04:12 -0800 Message-Id: <20181218210417.30140-8-jae.hyun.yoo@linux.intel.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181218210417.30140-1-jae.hyun.yoo@linux.intel.com> References: <20181218210417.30140-1-jae.hyun.yoo@linux.intel.com> MIME-Version: 1.0 Sender: linux-hwmon-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-hwmon@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This commit adds a dt-bindings document for PECI client MFD. Cc: Lee Jones Cc: Rob Herring Cc: Mark Rutland Cc: Andrew Jeffery Cc: James Feist Cc: Jason M Biils Cc: Joel Stanley Cc: Vernon Mauery Signed-off-by: Jae Hyun Yoo Reviewed-by: Rob Herring --- .../bindings/mfd/intel-peci-client.txt | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/intel-peci-client.txt diff --git a/Documentation/devicetree/bindings/mfd/intel-peci-client.txt b/Documentation/devicetree/bindings/mfd/intel-peci-client.txt new file mode 100644 index 000000000000..5d1d5d0a552f --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/intel-peci-client.txt @@ -0,0 +1,34 @@ +* Intel PECI client bindings + +PECI (Platform Environment Control Interface) is a one-wire bus interface that +provides a communication channel from PECI clients in Intel processors and +chipset components to external monitoring or control devices. PECI is designed +to support the following sideband functions: + +- Processor and DRAM thermal management +- Platform Manageability +- Processor Interface Tuning and Diagnostics +- Failure Analysis + +Required properties: +- compatible : Should be "intel,peci-client". +- reg : Should contain address of a client CPU. According to the PECI + specification, client addresses start from 0x30. + +Example: + peci-bus@0 { + compatible = "vendor,soc-peci"; + reg = <0x0 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + + peci-client@30 { + compatible = "intel,peci-client"; + reg = <0x30>; + }; + + peci-client@31 { + compatible = "intel,peci-client"; + reg = <0x31>; + }; + };