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=-9.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED,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 9DCB5C3815B for ; Fri, 10 Apr 2020 04:33:17 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 713A12082D for ; Fri, 10 Apr 2020 04:33:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="fNbaJMpF" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 713A12082D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E47D06EC5A; Fri, 10 Apr 2020 04:33:10 +0000 (UTC) Received: from mailgw02.mediatek.com (unknown [1.203.163.81]) by gabe.freedesktop.org (Postfix) with ESMTP id 1C5366EC59 for ; Fri, 10 Apr 2020 04:33:07 +0000 (UTC) X-UUID: a3480a9eb0a345a1b31aa15d6eb22c20-20200410 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=oXyxi7IUgBNHR+VYtiCeIx+6ezK7zPDvVd2okeNBTBs=; b=fNbaJMpFO/cnuCk/GkyGsyGISC98jzF228UYLBiRljwq00+vnhPW/4UrBpLv5iheq3yBmWst6DRnSV0Ax774YsGgTX4nGozF729mq1J5kfuEBgkBxVdw7H8SjivcvUImlWIsAdpFeo6vZxx94pnp7d35YGZ2WSSfkxzEeDCQeAs=; X-UUID: a3480a9eb0a345a1b31aa15d6eb22c20-20200410 Received: from mtkcas35.mediatek.inc [(172.27.4.253)] by mailgw02.mediatek.com (envelope-from ) (mailgw01.mediatek.com ESMTP with TLS) with ESMTP id 486658226; Fri, 10 Apr 2020 12:32:56 +0800 Received: from MTKCAS36.mediatek.inc (172.27.4.186) by MTKMBS33DR.mediatek.inc (172.27.6.106) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 10 Apr 2020 12:32:53 +0800 Received: from mszsdclx1018.gcn.mediatek.inc (10.16.6.18) by MTKCAS36.mediatek.inc (172.27.4.170) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 10 Apr 2020 12:32:50 +0800 From: Jitao Shi To: Rob Herring , Mark Rutland , Matthias Brugger , Daniel Vetter , David Airlie , , Subject: [PATCH v5 1/4] dt-bindings: display: mediatek: add property to control mipi tx drive current Date: Fri, 10 Apr 2020 12:32:45 +0800 Message-ID: <20200410043248.114384-2-jitao.shi@mediatek.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200410043248.114384-1-jitao.shi@mediatek.com> References: <20200410043248.114384-1-jitao.shi@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 2F6DC314AAFFE7325705D7A5029BA7AB77B87FFA4ED9EE4DC05F3445E42225E72000:8 X-MTK: N X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Jitao Shi , srv_heupstream@mediatek.com, Chun-Kuang Hu , huijuan.xie@mediatek.com, stonea168@163.com, cawa.cheng@mediatek.com, linux-mediatek@lists.infradead.org, yingjoe.chen@mediatek.com, eddie.huang@mediatek.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add a property to control mipi tx drive current: "drive-strength-microamp" Reviewed-by: Chun-Kuang Hu Signed-off-by: Jitao Shi --- .../devicetree/bindings/display/mediatek/mediatek,dsi.txt | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt index a19a6cc375ed..d78b6d6d8fab 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt @@ -33,6 +33,10 @@ Required properties: - #clock-cells: must be <0>; - #phy-cells: must be <0>. +Optional properties: +- drive-strength-microamp: adjust driving current, should be 3000 ~ 6000. And + the step is 200. + Example: mipi_tx0: mipi-dphy@10215000 { @@ -42,6 +46,7 @@ mipi_tx0: mipi-dphy@10215000 { clock-output-names = "mipi_tx0_pll"; #clock-cells = <0>; #phy-cells = <0>; + drive-strength-microamp = <4600>; }; dsi0: dsi@1401b000 { -- 2.21.0 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel