From patchwork Tue May 14 16:02:30 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Torsten Duwe X-Patchwork-Id: 10943367 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 04660912 for ; Tue, 14 May 2019 16:03:07 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E745B2876B for ; Tue, 14 May 2019 16:03:06 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DA6DC287AD; Tue, 14 May 2019 16:03:06 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 7A14E2876B for ; Tue, 14 May 2019 16:03:06 +0000 (UTC) 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:Date:Message-Id: References:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: In-Reply-To:List-Owner; bh=B0w3/x299jWSz/MJvVHDmDivSV8Z/aYnK3o+52rynKM=; b=ZQ 2cTciRI5bH1i9JNJECo2E2rYZMsuPkj4MTlbKY9Dqwj6xY0oM9rU7kSPdlhnBnl4rPyc1p7MQQkwS i+7NJDM+5JAeYho93Hfz6NtuWUa3SQkZehFEuJ8ifu8ZXiPaETPGhR/YybD8nIidX+3bU4nyiergJ qoBXRGYmL7kCUQ6zyIJvpRO47SnJNjPP0G0Av0a9d5+YacPuQ4naU3fROv1uwP5BSuyorvsGT3wpw i+Sv002ww6kEGQlxkj6pt8/YRP15o4qWyabXcAOql2kOqyi+A45iecYwgbq0iEQqJFhzmmTYhnBbB pM1M0Wh+FmaCSJqdslnwYaqszbHsQbdQ==; 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 1hQZtN-0000qh-2E; Tue, 14 May 2019 16:03:01 +0000 Received: from verein.lst.de ([213.95.11.211] helo=newverein.lst.de) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hQZtD-0000fI-SX for linux-arm-kernel@lists.infradead.org; Tue, 14 May 2019 16:02:53 +0000 Received: by newverein.lst.de (Postfix, from userid 2005) id CD70468BFE; Tue, 14 May 2019 18:02:30 +0200 (CEST) From: Torsten Duwe To: David Airlie , Daniel Vetter , Rob Herring , Mark Rutland , Thierry Reding , Maxime Ripard , Chen-Yu Tsai , Archit Taneja , Andrzej Hajda , Laurent Pinchart , Icenowy Zheng , Sean Paul , Vasily Khoruzhick , Harald Geyer Subject: [PATCH 2/4] dt-bindings: Add ANX6345 DP/eDP transmitter binding References: <20190514155911.6C0AC68B05@newverein.lst.de> Message-Id: <20190514160230.CD70468BFE@newverein.lst.de> Date: Tue, 14 May 2019 18:02:30 +0200 (CEST) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190514_090252_267061_F2BCC960 X-CRM114-Status: GOOD ( 13.07 ) 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, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Icenowy Zheng The ANX6345 is an ultra-low power DisplayPort/eDP transmitter designed for portable devices. Add a binding document for it. Signed-off-by: Icenowy Zheng Signed-off-by: Vasily Khoruzhick Reviewed-by: Rob Herring Signed-off-by: Torsten Duwe --- originally: patchwork.kernel.org/patch/10814177 All I did is change the reset polarity, which is evidently active low; according to the (terse) datasheet. It matches the polarity in the last patch. --- .../bindings/display/bridge/anx6345.txt | 56 +++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/anx6345.txt diff --git a/Documentation/devicetree/bindings/display/bridge/anx6345.txt b/Documentation/devicetree/bindings/display/bridge/anx6345.txt new file mode 100644 index 000000000000..e79a11348d11 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/anx6345.txt @@ -0,0 +1,56 @@ +Analogix ANX6345 eDP Transmitter +-------------------------------- + +The ANX6345 is an ultra-low power Full-HD eDP transmitter designed for +portable devices. + +Required properties: + + - compatible : "analogix,anx6345" + - reg : I2C address of the device + - reset-gpios : Which GPIO to use for reset + +Optional properties: + + - dvdd12-supply : Regulator for 1.2V digital core power. + - dvdd25-supply : Regulator for 2.5V digital core power. + - Video ports for RGB input and eDP output using the DT bindings + defined in [1] + +[1]: Documentation/devicetree/bindings/media/video-interfaces.txt + +Example: + +anx6345: anx6345@38 { + compatible = "analogix,anx6345"; + reg = <0x38>; + reset-gpios = <&pio 3 24 GPIO_ACTIVE_LOW>; /* PD24 */ + dvdd25-supply = <®_dldo2>; + dvdd12-supply = <®_fldo1>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + anx6345_in: port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + anx6345_in_tcon0: endpoint@0 { + reg = <0>; + remote-endpoint = <&tcon0_out_anx6345>; + }; + }; + + anx6345_out: port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + anx6345_out_panel: endpoint@0 { + reg = <0>; + remote-endpoint = <&panel_in_edp>; + }; + }; + }; +};