From patchwork Tue Feb 25 09:40:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jitao Shi X-Patchwork-Id: 11403095 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 53BFC17E0 for ; Tue, 25 Feb 2020 09:41:36 +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 2E836218AC for ; Tue, 25 Feb 2020 09:41:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="iXdIypgN"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="pFsy1pqO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2E836218AC 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=issPeNI6M2OCfHhvQdcW4VbqNy7MTqQTjfl8ye8ZaQU=; b=iXdIypgNfH0hsS ap+g2F1vM/ca2DBTCr3Sd46+e9ck0VOjneB3C7PSd4422urw5GU5uek6Lrar0Ss5o4Hs6+lIdb4OA pYOthdqd9VoRYPEFAoCGiqbASFyon4vqBes1hPMlpWJMXDpCYWm4pWbUN+8Xzk9z/KODX7Qe2Qm6K p3+WwGOdenmbPVexPB1nhy6mX06W0k0EIlD4PH0igxynFxNQ0s1aahrQv6b+apuAHErt6l453a+1j e7d+VvlW/4VidElMDTw1jVLbwtk55lDT0xMEAe6bbf4uTyX6mA2B/nyUKXKXy0dBoBWQHvb8UaRUU G+hkhd4pmmVGBlUoAXbQ==; 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 1j6Wia-0007Wt-GJ; Tue, 25 Feb 2020 09:41:32 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1j6WiL-0007Gf-C0; Tue, 25 Feb 2020 09:41:18 +0000 X-UUID: ee77cac5bfbd43f79e65540a7a9406b0-20200225 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=EOZhVfNB0b5LZMk1Mx0eD9SqOovmQbwT9yhV2ijRMxs=; b=pFsy1pqO4Dtq3JvvcUMTKGTAyEeu4oBIzNcp2bcx3LSkKQDB5R5y4IpGjqqd2WORAte90j9t7m7hB1QqNnsrNEQH9VFEadrX8CmtBI/eeOEJdkmdF8hYYJSYJ7kKf/YKt4ODPEnFwba0Jd/3/sjneyENUpQ+76EwmSNASDOsbRg=; X-UUID: ee77cac5bfbd43f79e65540a7a9406b0-20200225 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1063809206; Tue, 25 Feb 2020 01:41:12 -0800 Received: from MTKMBS33N1.mediatek.inc (172.27.4.75) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 25 Feb 2020 01:41:10 -0800 Received: from MTKCAS36.mediatek.inc (172.27.4.186) by MTKMBS33N1.mediatek.inc (172.27.4.75) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 25 Feb 2020 17:39:48 +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; Tue, 25 Feb 2020 17:39:48 +0800 From: Jitao Shi To: Rob Herring , Mark Rutland , Matthias Brugger , Daniel Vetter , David Airlie , , Subject: [PATCH v8 3/7] dt-bindings: display: mediatek: control dpi pins mode to avoid leakage Date: Tue, 25 Feb 2020 17:40:53 +0800 Message-ID: <20200225094057.120144-4-jitao.shi@mediatek.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200225094057.120144-1-jitao.shi@mediatek.com> References: <20200225094057.120144-1-jitao.shi@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: A6156C3D769845A20D846C6BE7DE540963C817F1ACD04927F075C1E510C863D62000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200225_014117_429206_F1F81761 X-CRM114-Status: UNSURE ( 7.68 ) 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 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] 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_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -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 0.0 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 property "pinctrl-names" to swap pin mode between gpio and dpi mode. Set pin mode to gpio oupput-low to avoid leakage current when dpi disable. Signed-off-by: Jitao Shi Reviewed-by: CK Hu --- .../devicetree/bindings/display/mediatek/mediatek,dpi.txt | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt index 58914cf681b8..a7b1b8bfb65e 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt @@ -17,6 +17,10 @@ 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: +- pinctrl-names: Contain "gpiomode" and "dpimode". + pinctrl-names see Documentation/devicetree/bindings/pinctrlpinctrl-bindings.txt + Example: dpi0: dpi@1401d000 { @@ -27,6 +31,9 @@ dpi0: dpi@1401d000 { <&mmsys CLK_MM_DPI_ENGINE>, <&apmixedsys CLK_APMIXED_TVDPLL>; clock-names = "pixel", "engine", "pll"; + pinctrl-names = "gpiomode", "dpimode"; + pinctrl-0 = <&dpi_pin_gpio>; + pinctrl-1 = <&dpi_pin_func>; port { dpi0_out: endpoint {