From patchwork Sat May 26 00:27:52 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Abhinav Kumar X-Patchwork-Id: 10428787 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id D45D46038C for ; Sat, 26 May 2018 00:28:07 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C64D12972D for ; Sat, 26 May 2018 00:28:07 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id BB2BA297D9; Sat, 26 May 2018 00:28:07 +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, MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 6EE092972D for ; Sat, 26 May 2018 00:28:07 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 03D9B6E23D; Sat, 26 May 2018 00:28:05 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from smtp.codeaurora.org (smtp.codeaurora.org [198.145.29.96]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4547D6E22C for ; Sat, 26 May 2018 00:28:02 +0000 (UTC) Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 304FC60C5F; Sat, 26 May 2018 00:28:02 +0000 (UTC) Received: from abhinavk-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: abhinavk@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id DB1F36090E; Sat, 26 May 2018 00:28:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org DB1F36090E From: Abhinav Kumar To: dri-devel@lists.freedesktop.org Subject: [PATCH v4 2/2] dt-bindings: Add Truly NT35597 panel bindings Date: Fri, 25 May 2018 17:27:52 -0700 Message-Id: <1527294472-4451-2-git-send-email-abhinavk@codeaurora.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1527294472-4451-1-git-send-email-abhinavk@codeaurora.org> References: <1527294472-4451-1-git-send-email-abhinavk@codeaurora.org> X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: thierry.reding@gmail.com, linux-arm-msm@vger.kernel.org, Abhinav Kumar , hoegsberg@google.com, chandanu@codeaurora.org MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Add the device tree bindings for Truly NT35597 panel. This panel supports both single DSI and dual DSI. However, this patch series supports only dual DSI. Changes in v4: - None Signed-off-by: Abhinav Kumar --- .../devicetree/bindings/display/truly,nt35597.txt | 69 ++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/truly,nt35597.txt diff --git a/Documentation/devicetree/bindings/display/truly,nt35597.txt b/Documentation/devicetree/bindings/display/truly,nt35597.txt new file mode 100644 index 0000000..5d297b8 --- /dev/null +++ b/Documentation/devicetree/bindings/display/truly,nt35597.txt @@ -0,0 +1,69 @@ +Truly model NT35597 1440x2560 DSI Panel + +Required properties: +- compatible: should be "truly,nt35597" +- vdda-supply: phandle of the regulator that provides the supply voltage + Power IC supply +- vdispp-supply: phandle of the regulator that provides the supply voltage + for positive LCD bias +- vdispn-supply: phandle of the regulator that provides the supply voltage + for negative LCD bias +- reset-gpios: phandle of gpio for reset line + This should be 8mA, gpio can be configured using mux, pinctrl, pinctrl-names +- mode-gpios: phandle of the gpio for choosing the mode of the display + for single DSI or Dual DSI + This should be low for dual DSI and high for single DSI mode +- display-timings: Node for the Panel timings +- ports: This device has two video ports driven by two DSIs. Their connections + are modelled using the OF graph bindings specified in + Documentation/devicetree/bindings/graph.txt. + - port@0: DSI input port driven by master DSI + - port@1: DSI input port driven by secondary DSI + +Example: + + dsi@ae94000 { + panel@0 { + compatible = "truly,nt35597"; + reg = <0>; + vdda-supply = <&pm8998_l14>; + vdispp-supply = <&lab_regulator>; + vdispn-supply = <&ibb_regulator>; + pinctrl-names = "default", "suspend"; + pinctrl-0 = <&dpu_dsi_active>; + pinctrl-1 = <&dpu_dsi_suspend>; + + reset-gpios = <&tlmm 6 0>; + mode-gpios = <&tlmm 52 0>; + display-timings { + timing0: timing-0 { + clock-frequency = <268316138>; + hactive = <1440>; + vactive = <2560>; + hfront-porch = <200>; + hback-porch = <64>; + hsync-len = <32>; + vfront-porch = <8>; + vback-porch = <7>; + vsync-len = <1>; + }; + }; + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + panel0_in: endpoint { + remote-endpoint = <&dsi0_out>; + }; + }; + + port@1 { + reg = <1>; + panel1_in: endpoint { + remote-endpoint = <&dsi1_out>; + }; + }; + }; + }; + };