From patchwork Mon Dec 16 13:58:33 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Enric Balletbo i Serra X-Patchwork-Id: 11294227 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 36D1014B7 for ; Mon, 16 Dec 2019 13:59:08 +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 13DA4206A5 for ; Mon, 16 Dec 2019 13:59:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="RYpbD0Ou" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 13DA4206A5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=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=aDNP0mk8Wzs0/7ddYf6EUo0kfFymZmMCVomAHKuCoi0=; b=RYpbD0OuM2iMXV sUhx6h1fw/U/wi2nokWKoVv18JHc/7FAZWB/pTMkUk1OV9FAAOj8m3TCuHgqpMtCW+P4NZfiDkTDK 5ZiYo1pwLJFV/gen0iLfICycIlagHNdOpM5HDxPwVdDVTd0d0rcnoxgfCWush1LTe1AwFEkNKO3FY 5mT9Ud2kp0vfX67NUrUtEJN5+nf7eGxLf2j7W7Eg/CxxoMxV4ZE5/iFe7xBUQefoXNgKxOYHqgPQ8 EXF3u1TcbwCJ6jOppNYAgOclKou1eFMymtrhB1J0+GlOFAdnQIfb3Maplr1lvYRFWEjVOjt3fgnJv iJ2x+fTHeySSfOJLeHHA==; 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 1igqtu-0005gE-29; Mon, 16 Dec 2019 13:59:06 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1igqtd-0005SI-Tx; Mon, 16 Dec 2019 13:58:51 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: eballetbo) with ESMTPSA id 2B89C291974 From: Enric Balletbo i Serra To: linux-kernel@vger.kernel.org Subject: [PATCH v21 1/2] Documentation: bridge: Add documentation for ps8640 DT properties Date: Mon, 16 Dec 2019 14:58:33 +0100 Message-Id: <20191216135834.27775-2-enric.balletbo@collabora.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191216135834.27775-1-enric.balletbo@collabora.com> References: <20191216135834.27775-1-enric.balletbo@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191216_055850_093769_44F3B48C X-CRM114-Status: UNSURE ( 9.87 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [46.235.227.227 listed in list.dnswl.org] -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Rob Herring , drinkcat@chromium.org, Jitao Shi , Daniel Vetter , Ulrich Hecht , David Airlie , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, Rob Herring , linux-mediatek@lists.infradead.org, Philipp Zabel , hsinyi@chromium.org, matthias.bgg@gmail.com, Collabora Kernel ML , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: Jitao Shi Add documentation for DT properties supported by ps8640 DSI-eDP converter. Signed-off-by: Jitao Shi Acked-by: Rob Herring Reviewed-by: Philipp Zabel Signed-off-by: Ulrich Hecht Signed-off-by: Enric Balletbo i Serra --- Changes in v21: None Changes in v19: None Changes in v18: None Changes in v17: None Changes in v16: None Changes in v15: None Changes in v14: None Changes in v13: None Changes in v12: None Changes in v11: None .../bindings/display/bridge/ps8640.txt | 44 +++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/ps8640.txt diff --git a/Documentation/devicetree/bindings/display/bridge/ps8640.txt b/Documentation/devicetree/bindings/display/bridge/ps8640.txt new file mode 100644 index 000000000000..7b13f92f7359 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/ps8640.txt @@ -0,0 +1,44 @@ +ps8640-bridge bindings + +Required properties: + - compatible: "parade,ps8640" + - reg: first page address of the bridge. + - sleep-gpios: OF device-tree gpio specification for PD pin. + - reset-gpios: OF device-tree gpio specification for reset pin. + - vdd12-supply: OF device-tree regulator specification for 1.2V power. + - vdd33-supply: OF device-tree regulator specification for 3.3V power. + - ports: The device node can contain video interface port nodes per + the video-interfaces bind[1]. For port@0,set the reg = <0> as + ps8640 dsi in and port@1,set the reg = <1> as ps8640 eDP out. + +Optional properties: + - mode-sel-gpios: OF device-tree gpio specification for mode-sel pin. +[1]: Documentation/devicetree/bindings/media/video-interfaces.txt + +Example: + edp-bridge@18 { + compatible = "parade,ps8640"; + reg = <0x18>; + sleep-gpios = <&pio 116 GPIO_ACTIVE_LOW>; + reset-gpios = <&pio 115 GPIO_ACTIVE_LOW>; + mode-sel-gpios = <&pio 92 GPIO_ACTIVE_HIGH>; + vdd12-supply = <&ps8640_fixed_1v2>; + vdd33-supply = <&mt6397_vgp2_reg>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + ps8640_in: endpoint { + remote-endpoint = <&dsi0_out>; + }; + }; + port@1 { + reg = <1>; + ps8640_out: endpoint { + remote-endpoint = <&panel_in>; + }; + }; + }; + };