From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7EEBBC33CA4 for ; Fri, 10 Jan 2020 13:49:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 51CC22084D for ; Fri, 10 Jan 2020 13:49:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=st.com header.i=@st.com header.b="y5FHZFwC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728327AbgAJNte (ORCPT ); Fri, 10 Jan 2020 08:49:34 -0500 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:61190 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727919AbgAJNtL (ORCPT ); Fri, 10 Jan 2020 08:49:11 -0500 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 00ADm0QM013161; Fri, 10 Jan 2020 14:49:02 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=STMicroelectronics; bh=Huk5zIYk1Jr66peEpN7YfxHE+3Lw48xMpcF+1ILPSFg=; b=y5FHZFwC60GfYbX2wLYBGkKivAyyLBeQqD5ruWFDTrwFDW/yTV87uBg5iELY0DVPxFlu eXajl9xPhXYo9art8g3R/cWeGO87teWN0QsP0SeMYBTMV710u96o351rLDF1rx5q0x8Q iZhyHyMJu5IOxW4tHcHsZxeNOpboInXf1s45d6SxgJM08k6EqUxs24CRTjTZVSmTYjF4 yETToIyKjJMFRHJbBesvphqFA2LAaZD0R/IhZw+vFX9cFEYY5AvftffTI81mHylZeB8P XrVKAX5sEQ9m2naR6pdnzraOEj16TM5b87fchiSWye8hIr3YWdwgYeZTHIjjQvk3c+Ys NA== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2xepyt8w0g-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 10 Jan 2020 14:49:02 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 40DE210002A; Fri, 10 Jan 2020 14:49:02 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag6node1.st.com [10.75.127.16]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 325372BC7D1; Fri, 10 Jan 2020 14:49:02 +0100 (CET) Received: from localhost (10.75.127.45) by SFHDAG6NODE1.st.com (10.75.127.16) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Fri, 10 Jan 2020 14:49:01 +0100 From: Ludovic Barre To: Ulf Hansson , Rob Herring CC: , Maxime Coquelin , Alexandre Torgue , , , , , , Ludovic Barre Subject: [PATCH 5/9] dt-bindings: mmc: mmci: add delay block base register for sdmmc Date: Fri, 10 Jan 2020 14:48:19 +0100 Message-ID: <20200110134823.14882-6-ludovic.barre@st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200110134823.14882-1-ludovic.barre@st.com> References: <20200110134823.14882-1-ludovic.barre@st.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG6NODE2.st.com (10.75.127.17) To SFHDAG6NODE1.st.com (10.75.127.16) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.572 definitions=2020-01-10_01:2020-01-10,2020-01-09 signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org To support the sdr104 mode, the sdmmc variant has a hardware delay block to manage the clock phase when sampling data received by the card. This patch adds a second base register (optional) for sdmmc delay block. Signed-off-by: Ludovic Barre --- Documentation/devicetree/bindings/mmc/mmci.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/mmci.txt b/Documentation/devicetree/bindings/mmc/mmci.txt index 6d3c626e017d..4ec921e4bf34 100644 --- a/Documentation/devicetree/bindings/mmc/mmci.txt +++ b/Documentation/devicetree/bindings/mmc/mmci.txt @@ -28,6 +28,8 @@ specific for ux500 variant: - st,sig-pin-fbclk : feedback clock signal pin used. specific for sdmmc variant: +- reg : a second base register may be defined if a delay + block is present and used for tuning. - st,sig-dir : signal direction polarity used for cmd, dat0 dat123. - st,neg-edge : data & command phase relation, generated on sd clock falling edge. -- 2.17.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 393B9C282DD for ; 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Fri, 10 Jan 2020 14:49:02 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag6node1.st.com [10.75.127.16]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 325372BC7D1; Fri, 10 Jan 2020 14:49:02 +0100 (CET) Received: from localhost (10.75.127.45) by SFHDAG6NODE1.st.com (10.75.127.16) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Fri, 10 Jan 2020 14:49:01 +0100 From: Ludovic Barre To: Ulf Hansson , Rob Herring Subject: [PATCH 5/9] dt-bindings: mmc: mmci: add delay block base register for sdmmc Date: Fri, 10 Jan 2020 14:48:19 +0100 Message-ID: <20200110134823.14882-6-ludovic.barre@st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200110134823.14882-1-ludovic.barre@st.com> References: <20200110134823.14882-1-ludovic.barre@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG6NODE2.st.com (10.75.127.17) To SFHDAG6NODE1.st.com (10.75.127.16) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.572 definitions=2020-01-10_01:2020-01-10, 2020-01-09 signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200110_054906_969433_9AF63B90 X-CRM114-Status: GOOD ( 14.34 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Alexandre Torgue , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, srinivas.kandagatla@linaro.org, Ludovic Barre , Maxime Coquelin , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org To support the sdr104 mode, the sdmmc variant has a hardware delay block to manage the clock phase when sampling data received by the card. This patch adds a second base register (optional) for sdmmc delay block. Signed-off-by: Ludovic Barre --- Documentation/devicetree/bindings/mmc/mmci.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/mmci.txt b/Documentation/devicetree/bindings/mmc/mmci.txt index 6d3c626e017d..4ec921e4bf34 100644 --- a/Documentation/devicetree/bindings/mmc/mmci.txt +++ b/Documentation/devicetree/bindings/mmc/mmci.txt @@ -28,6 +28,8 @@ specific for ux500 variant: - st,sig-pin-fbclk : feedback clock signal pin used. specific for sdmmc variant: +- reg : a second base register may be defined if a delay + block is present and used for tuning. - st,sig-dir : signal direction polarity used for cmd, dat0 dat123. - st,neg-edge : data & command phase relation, generated on sd clock falling edge. -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel