From patchwork Mon May 23 04:13:32 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shawn Lin X-Patchwork-Id: 9131135 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 48B876075F for ; Mon, 23 May 2016 04:14:15 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3CD27281ED for ; Mon, 23 May 2016 04:14:15 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2FBB7281F7; Mon, 23 May 2016 04:14:15 +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=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B918F281ED for ; Mon, 23 May 2016 04:14:14 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b4hFu-0006Mt-8E; Mon, 23 May 2016 04:14:14 +0000 Received: from lucky1.263xmail.com ([211.157.147.134]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1b4hFr-0006KV-Pc for linux-rockchip@lists.infradead.org; Mon, 23 May 2016 04:14:12 +0000 Received: from shawn.lin?rock-chips.com (unknown [192.168.167.236]) by lucky1.263xmail.com (Postfix) with SMTP id 720807BF; Mon, 23 May 2016 12:13:47 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 1 X-MAIL-DELIVERY: 0 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id E3DE83003; Mon, 23 May 2016 12:13:44 +0800 (CST) X-RL-SENDER: shawn.lin@rock-chips.com X-FST-TO: ulf.hansson@linaro.org X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: shawn.lin@rock-chips.com X-UNIQUE-TAG: <14e6307d631fea961917f2061c259774> X-ATTACHMENT-NUM: 0 X-SENDER: lintao@rock-chips.com X-DNS-TYPE: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith ESMTP id 31417JG9FCE; Mon, 23 May 2016 12:13:46 +0800 (CST) From: Shawn Lin To: Ulf Hansson Subject: [PATCH v5 1/5] Documentation: mmc: add mmc-hs400-enhanced-strobe Date: Mon, 23 May 2016 12:13:32 +0800 Message-Id: <1463976812-29698-1-git-send-email-shawn.lin@rock-chips.com> X-Mailer: git-send-email 1.8.0 In-Reply-To: <1463976789-29618-1-git-send-email-shawn.lin@rock-chips.com> References: <1463976789-29618-1-git-send-email-shawn.lin@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160522_211412_165419_7086BE3E X-CRM114-Status: UNSURE ( 5.31 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Doug Anderson , Heiko Stuebner , linux-kernel@vger.kernel.org, Shawn Lin , Brian Norris , linux-mmc@vger.kernel.org, Adrian Hunter , Michal Simek , Jaehoon Chung , linux-rockchip@lists.infradead.org, Rob Herring , soren.brinkmann@xilinx.com MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP mmc-hs400-enhanced-strobe is used to claim that the host can support hs400 mode with enhanced strobe introduced by emmc 5.1 spec. Signed-off-by: Shawn Lin Acked-by: Rob Herring Reviewed-by: Douglas Anderson --- Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None Documentation/devicetree/bindings/mmc/mmc.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt b/Documentation/devicetree/bindings/mmc/mmc.txt index ed23b9b..ecc007a 100644 --- a/Documentation/devicetree/bindings/mmc/mmc.txt +++ b/Documentation/devicetree/bindings/mmc/mmc.txt @@ -46,6 +46,7 @@ Optional properties: - mmc-hs200-1_2v: eMMC HS200 mode(1.2V I/O) is supported - mmc-hs400-1_8v: eMMC HS400 mode(1.8V I/O) is supported - mmc-hs400-1_2v: eMMC HS400 mode(1.2V I/O) is supported +- mmc-hs400-enhanced-strobe: eMMC HS400 enhanced strobe mode is supported - dsr: Value the card's (optional) Driver Stage Register (DSR) should be programmed with. Valid range: [0 .. 0xffff].