From patchwork Fri Oct 5 13:23:01 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ludovic BARRE X-Patchwork-Id: 10628127 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 8123C112B for ; Fri, 5 Oct 2018 13:34:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6BECB285DB for ; Fri, 5 Oct 2018 13:34:26 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6041529212; Fri, 5 Oct 2018 13:34:26 +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=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E3143285DB for ; Fri, 5 Oct 2018 13:34:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=fqeau97VqXAHJxENB/JXyhhhvynPTPfVIvsPrbEW8Pg=; b=kVT5UMaE5yOlat BSM7HMUShd48uVn8IGAn4KhriJJi0ojQtVqdw2GXeUYRIRhexwig4xRS8MUF3EqXxks+1iENtwRPf gjjelf6iKLWzoWbH2W9rrwhVu4G5smysmvO+eWGFCKdD43s7vhx19A190VwrGwzs3T+bDPTSzVMDY ki0DUlbl7aK6H8tcQlHUd9oHPRo/GZphKEtzCdZVVUWMSKvRlX04TfWbqFEuBkQARSt+9tKPac0LM nEEOsVQtDQAxzYE4GhceuN7iHq67pihtMDeq7yEg+Ar87/dlqkMJBSrAfQ3DCuTJWKbXaOk+3f09g 5fRoGXxPP4mhlPCvmVBQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1g8QF9-00013c-6r; Fri, 05 Oct 2018 13:34:11 +0000 Received: from mx08-00178001.pphosted.com ([91.207.212.93] helo=mx07-00178001.pphosted.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1g8Q5A-0002Uu-61 for linux-arm-kernel@lists.infradead.org; Fri, 05 Oct 2018 13:24:23 +0000 Received: from pps.filterd (m0046661.ppops.net [127.0.0.1]) by mx08-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id w95DJZhc001823; Fri, 5 Oct 2018 15:23:47 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx08-00178001.pphosted.com with ESMTP id 2mu1bkc6wb-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Fri, 05 Oct 2018 15:23:47 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 8851731; Fri, 5 Oct 2018 13:23:46 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas21.st.com [10.75.90.44]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 6EE202CBE; Fri, 5 Oct 2018 13:23:46 +0000 (GMT) Received: from SAFEX1HUBCAS22.st.com (10.75.90.93) by SAFEX1HUBCAS21.st.com (10.75.90.44) with Microsoft SMTP Server (TLS) id 14.3.361.1; Fri, 5 Oct 2018 15:23:46 +0200 Received: from lmecxl0923.lme.st.com (10.48.0.237) by Webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.361.1; Fri, 5 Oct 2018 15:23:45 +0200 From: Ludovic Barre To: Ulf Hansson , Rob Herring Subject: [PATCH V5 23/24] dt-bindings: mmci: add stm32 sdmmc variant Date: Fri, 5 Oct 2018 15:23:01 +0200 Message-ID: <1538745782-27446-24-git-send-email-ludovic.Barre@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1538745782-27446-1-git-send-email-ludovic.Barre@st.com> References: <1538745782-27446-1-git-send-email-ludovic.Barre@st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.0.237] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-10-05_07:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181005_062352_672620_1CAF6A5C X-CRM114-Status: GOOD ( 13.19 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 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 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ludovic Barre This patch adds properties for stm32 sdmmc variant. Signed-off-by: Ludovic Barre Acked-by: Rob Herring --- Documentation/devicetree/bindings/mmc/mmci.txt | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/Documentation/devicetree/bindings/mmc/mmci.txt b/Documentation/devicetree/bindings/mmc/mmci.txt index 4e69b25..6d3c626 100644 --- a/Documentation/devicetree/bindings/mmc/mmci.txt +++ b/Documentation/devicetree/bindings/mmc/mmci.txt @@ -16,8 +16,10 @@ Optional properties: - arm,primecell-periphid : contains the PrimeCell Peripheral ID, it overrides the ID provided by the HW - resets : phandle to internal reset line. + Should be defined for sdmmc variant. - vqmmc-supply : phandle to the regulator device tree node, mentioned as the VCCQ/VDD_IO supply in the eMMC/SD specs. +specific for ux500 variant: - st,sig-dir-dat0 : bus signal direction pin used for DAT[0]. - st,sig-dir-dat2 : bus signal direction pin used for DAT[2]. - st,sig-dir-dat31 : bus signal direction pin used for DAT[3] and DAT[1]. @@ -25,6 +27,14 @@ Optional properties: - st,sig-dir-cmd : cmd signal direction pin used for CMD. - st,sig-pin-fbclk : feedback clock signal pin used. +specific for sdmmc variant: +- st,sig-dir : signal direction polarity used for cmd, dat0 dat123. +- st,neg-edge : data & command phase relation, generated on + sd clock falling edge. +- st,use-ckin : use ckin pin from an external driver to sample + the receive data (example: with voltage + switch transceiver). + Deprecated properties: - mmc-cap-mmc-highspeed : indicates whether MMC is high speed capable. - mmc-cap-sd-highspeed : indicates whether SD is high speed capable.