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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 17FF8C43381 for ; Thu, 7 Mar 2019 08:42:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D812920835 for ; Thu, 7 Mar 2019 08:42:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726337AbfCGImZ (ORCPT ); Thu, 7 Mar 2019 03:42:25 -0500 Received: from vegas.theobroma-systems.com ([144.76.126.164]:38361 "EHLO mail.theobroma-systems.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726057AbfCGImZ (ORCPT ); Thu, 7 Mar 2019 03:42:25 -0500 Received: from ip092042140082.rev.nessus.at ([92.42.140.82]:54490 helo=purcell.lan) by mail.theobroma-systems.com with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.80) (envelope-from ) id 1h1obR-000810-Sa; Thu, 07 Mar 2019 09:42:10 +0100 From: Christoph Muellner To: robh+dt@kernel.org, mark.rutland@arm.com, heiko@sntech.de, shawn.lin@rock-chips.com Cc: Christoph Muellner , Philipp Tomsich , Kishon Vijay Abraham I , Brian Norris , Klaus Goger , Enric Balletbo i Serra , Douglas Anderson , Viresh Kumar , Ezequiel Garcia , Lin Huang , Randy Li , Tony Xie , Vicente Bergas , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Subject: [PATCH v2 2/4] dt-bindings: phy: Add a new property drive-impedance-ohm for RK's emmc PHY Date: Thu, 7 Mar 2019 09:41:54 +0100 Message-Id: <20190307084159.25236-2-christoph.muellner@theobroma-systems.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190307084159.25236-1-christoph.muellner@theobroma-systems.com> References: <20190307084159.25236-1-christoph.muellner@theobroma-systems.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch documents the new proprty drive-impedance-ohm for Rockchip's eMMC PHY node. Signed-off-by: Christoph Muellner Signed-off-by: Philipp Tomsich --- Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt index e3ea55763b0a..5f5d999dacc3 100644 --- a/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt +++ b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt @@ -13,6 +13,9 @@ specified by name: (because most boards can get basic functionality without having access to it), it is strongly suggested. - clocks: Should have a phandle to the card clock exported by the SDHCI driver. + - drive-impedance-ohm: Specifies the drive impedance in Ohm. + Possible values are 33, 40, 50, 66 and 100. + If not set, the default value of 50 will be applied. Example: -- 2.11.0 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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 58E92C43381 for ; Thu, 7 Mar 2019 08:42:44 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0D28E20835 for ; Thu, 7 Mar 2019 08:42:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="cUQnwKC0" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0D28E20835 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=theobroma-systems.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: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=QrGKhBTrG7SiBhSZHXtwTYBcfje/UjRfx/JSA4cF6F8=; b=cUQnwKC0aOaAGdEhEsdaPyBDcc PPADlldgoiyFJt0rKI1fT4opc+Cyzr+nJqtSnNMGNODf8bSmS3dx3g4DiRAjDRwRNYXo/1gAmiZJm bIo/zP/QX13ONGgu0Sl2+JfdK6gJVi5RPkNgWtG25kdiz/zIiLD07gPWigFyCBgljynQD6QNJ4/nO szvgaum65N6loZvq8GFtGHlTXtRlN2rDw1MddQnsMcFPKJjmpsbXSdbDyFIi9D2SwZN15aaAugiUt ja++qHwPkQR40PcsQZjW5VzO7KfBSXn0O71KUvuKrjKcMFvJ7u8kLFxzPEdJlTe1vm88CfWysaXWO E/NAFsOA==; 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 1h1obp-0003Rp-CU; Thu, 07 Mar 2019 08:42:33 +0000 Received: from vegas.theobroma-systems.com ([144.76.126.164] helo=mail.theobroma-systems.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1h1obm-0003NH-9F; Thu, 07 Mar 2019 08:42:31 +0000 Received: from ip092042140082.rev.nessus.at ([92.42.140.82]:54490 helo=purcell.lan) by mail.theobroma-systems.com with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.80) (envelope-from ) id 1h1obR-000810-Sa; Thu, 07 Mar 2019 09:42:10 +0100 From: Christoph Muellner To: robh+dt@kernel.org, mark.rutland@arm.com, heiko@sntech.de, shawn.lin@rock-chips.com Subject: [PATCH v2 2/4] dt-bindings: phy: Add a new property drive-impedance-ohm for RK's emmc PHY Date: Thu, 7 Mar 2019 09:41:54 +0100 Message-Id: <20190307084159.25236-2-christoph.muellner@theobroma-systems.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20190307084159.25236-1-christoph.muellner@theobroma-systems.com> References: <20190307084159.25236-1-christoph.muellner@theobroma-systems.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190307_004230_471967_9665C4D3 X-CRM114-Status: GOOD ( 10.09 ) 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, Randy Li , Lin Huang , Viresh Kumar , Brian Norris , Douglas Anderson , Vicente Bergas , Kishon Vijay Abraham I , linux-rockchip@lists.infradead.org, Tony Xie , Klaus Goger , linux-arm-kernel@lists.infradead.org, Enric Balletbo i Serra , Philipp Tomsich , Ezequiel Garcia , linux-kernel@vger.kernel.org, Christoph Muellner MIME-Version: 1.0 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 This patch documents the new proprty drive-impedance-ohm for Rockchip's eMMC PHY node. Signed-off-by: Christoph Muellner Signed-off-by: Philipp Tomsich --- Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt index e3ea55763b0a..5f5d999dacc3 100644 --- a/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt +++ b/Documentation/devicetree/bindings/phy/rockchip-emmc-phy.txt @@ -13,6 +13,9 @@ specified by name: (because most boards can get basic functionality without having access to it), it is strongly suggested. - clocks: Should have a phandle to the card clock exported by the SDHCI driver. + - drive-impedance-ohm: Specifies the drive impedance in Ohm. + Possible values are 33, 40, 50, 66 and 100. + If not set, the default value of 50 will be applied. Example: -- 2.11.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel