From patchwork Fri Feb 21 11:28:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jitao Shi X-Patchwork-Id: 11396329 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1A905924 for ; Fri, 21 Feb 2020 11:32:55 +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 883DF208C4 for ; Fri, 21 Feb 2020 11:32:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="TDWL9OQg"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="ovexBTzC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 883DF208C4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.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: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=7EiOviI1hNkrY+K0ptR3ANqX56t6dJtQfLcp8W4WU9A=; b=TDWL9OQgSDmtqS P8Kh8uUjmmAJwM4fJASYox8azdYJd0Cuu4YkrWnsnha00iolv8VJjrWEB9SScQ8ILKDYGWtQQ2Xq3 uj+c6UYvt2u5H8gF2KNV8+9WCeL4Lzn7jEtdpH4KlFRo/nFpp8II29ZpHGFwbxzjuAK0ZSCexAFCR 3/wd8BFSWGfPFIEeRn0E2ZaxfCF06DXIguXcE1hVVqgT0snMU0nu0nTX2P5bFS63ecBcf3ObhL5dY BDGwN0bmCMvjxNyoZDMY5QqVWekoahbjzxaBsEtrzo59xJlKLUx02+DJKWLnHXuLMAFz2xPQyE3K3 6CJb3FRrOdsWXQqo3Nmw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1j56Y7-0002qG-CQ; Fri, 21 Feb 2020 11:32:51 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1j56Xf-0002NE-PO; Fri, 21 Feb 2020 11:32:25 +0000 X-UUID: 4e8226352c7647acb64c885e5e3dfa60-20200221 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=zFZhXk7fCqXKk9Mb/Rx6jZKFuJRDTSRGsr1lm/b+5DU=; b=ovexBTzC48RueZbJWZ+GrTK/Hn7xV7SIeRvMI8QvWXNouMt+mRI45xOOZMYQ56YgnItVtHVPx1zQqPqEX1FFtOoCoPOg33SJiApGb4RuZWKPH2JfBYn4NurRWrdJ9285hC2nn+3Utvb/YNqgZ/b69tpbPMRtvVBZTv8zN/Ik6Go=; X-UUID: 4e8226352c7647acb64c885e5e3dfa60-20200221 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 597208939; Fri, 21 Feb 2020 03:32:18 -0800 Received: from MTKMBS33DR.mediatek.inc (172.27.6.106) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 21 Feb 2020 03:28:41 -0800 Received: from MTKCAS36.mediatek.inc (172.27.4.186) by MTKMBS33DR.mediatek.inc (172.27.6.106) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 21 Feb 2020 19:23:59 +0800 Received: from mszsdclx1018.gcn.mediatek.inc (10.16.6.18) by MTKCAS36.mediatek.inc (172.27.4.170) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 21 Feb 2020 19:27:34 +0800 From: Jitao Shi To: Rob Herring , Mark Rutland , Matthias Brugger , Daniel Vetter , David Airlie , , Subject: [PATCH v6 1/4] dt-bindings: display: mediatek: update dpi supported chips Date: Fri, 21 Feb 2020 19:28:25 +0800 Message-ID: <20200221112828.55837-2-jitao.shi@mediatek.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200221112828.55837-1-jitao.shi@mediatek.com> References: <20200221112828.55837-1-jitao.shi@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 45350EF9107AC20D662E832B95D598681BBB945A8E95C707967860581846053F2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200221_033223_828735_8ACEC1A0 X-CRM114-Status: UNSURE ( 7.76 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@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, Jitao Shi , srv_heupstream@mediatek.com, huijuan.xie@mediatek.com, stonea168@163.com, cawa.cheng@mediatek.com, linux-mediatek@lists.infradead.org, bibby.hsieh@mediatek.com, ck.hu@mediatek.com, yingjoe.chen@mediatek.com, eddie.huang@mediatek.com, linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Add decriptions about supported chips, including MT2701 & MT8173 & mt8183 1. Add more chips support. ex. MT2701 & MT8173 & MT8183 2. Add property "dpi_pin_mode_swap" and "pinctrl-names" gpio mode dpi mode and gpio oupput-low to avoid leakage current. 3. Add property "dpi_dual_edge" to config the dpi pin output mode dual edge or single edge sample data. Signed-off-by: Jitao Shi --- .../bindings/display/mediatek/mediatek,dpi.txt | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt index b6a7e7397b8b..cd6a1469c8b7 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt @@ -7,6 +7,7 @@ output bus. Required properties: - compatible: "mediatek,-dpi" + the supported chips are mt2701 , mt8173 and mt8183. - reg: Physical base address and length of the controller's registers - interrupts: The interrupt signal from the function block. - clocks: device clocks @@ -16,6 +17,11 @@ Required properties: Documentation/devicetree/bindings/graph.txt. This port should be connected to the input port of an attached HDMI or LVDS encoder chip. +Optional properties: +- dpi_pin_mode_swap: Swap the pin mode between dpi mode and gpio mode. +- pinctrl-names: Contain "gpiomode" and "dpimode". +- dpi_dual_edge: Control the RGB 24bit data on 12 pins or 24 pins. + Example: dpi0: dpi@1401d000 { @@ -26,6 +32,11 @@ dpi0: dpi@1401d000 { <&mmsys CLK_MM_DPI_ENGINE>, <&apmixedsys CLK_APMIXED_TVDPLL>; clock-names = "pixel", "engine", "pll"; + dpi_dual_edge; + dpi_pin_mode_swap; + pinctrl-names = "gpiomode", "dpimode"; + pinctrl-0 = <&dpi_pin_gpio>; + pinctrl-1 = <&dpi_pin_func>; port { dpi0_out: endpoint {