From patchwork Wed Jul 20 03:18:50 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: yao mark X-Patchwork-Id: 9238731 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 24CE9607DA for ; Wed, 20 Jul 2016 03:21:26 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 165BE20265 for ; Wed, 20 Jul 2016 03:21:26 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0AA5C26A4D; Wed, 20 Jul 2016 03:21:26 +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=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 930D326253 for ; Wed, 20 Jul 2016 03:21:25 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1bPi35-0002ox-Tz; Wed, 20 Jul 2016 03:19:51 +0000 Received: from regular1.263xmail.com ([211.150.99.136]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1bPi32-0002n3-5l; Wed, 20 Jul 2016 03:19:49 +0000 Received: from mark.yao?rock-chips.com (unknown [192.168.167.131]) by regular1.263xmail.com (Postfix) with SMTP id 9C5AE3A; Wed, 20 Jul 2016 11:19:08 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id 99EE72C29; Wed, 20 Jul 2016 11:19:06 +0800 (CST) X-RL-SENDER: mark.yao@rock-chips.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: mark.yao@rock-chips.com X-UNIQUE-TAG: <9c761abe141726911e038dfbca7c56d0> X-ATTACHMENT-NUM: 0 X-SENDER: yzq@rock-chips.com X-DNS-TYPE: 0 Received: from unknown (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith SMTP id 10773FVY0KG; Wed, 20 Jul 2016 11:19:07 +0800 (CST) From: Mark Yao To: David Airlie , Heiko Stuebner , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/2] dt-bindings: add simple-panel-dsi and simple-panel Date: Wed, 20 Jul 2016 11:18:50 +0800 Message-Id: <1468984730-23186-2-git-send-email-mark.yao@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1468984730-23186-1-git-send-email-mark.yao@rock-chips.com> References: <1468984730-23186-1-git-send-email-mark.yao@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160719_201948_542668_720BD0DF X-CRM114-Status: UNSURE ( 7.51 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Thierry Reding , Rob Herring , Mark Yao 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 Allow user add display timing on device tree with simple-panel-dsi or simple-panel. Cc: Thierry Reding Cc: Rob Herring Cc: Mark Rutland Signed-off-by: Mark Yao --- .../bindings/display/panel/simple-panel.txt | 48 ++++++++++++++++++++++ 1 file changed, 48 insertions(+) diff --git a/Documentation/devicetree/bindings/display/panel/simple-panel.txt b/Documentation/devicetree/bindings/display/panel/simple-panel.txt index 1341bbf..bc66970 100644 --- a/Documentation/devicetree/bindings/display/panel/simple-panel.txt +++ b/Documentation/devicetree/bindings/display/panel/simple-panel.txt @@ -4,10 +4,22 @@ Required properties: - power-supply: regulator to provide the supply voltage Optional properties: +- compatible: value maybe one of the following + "simple-panel"; + "simple-panel-dsi"; + - ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing - enable-gpios: GPIO pin to enable or disable the panel - backlight: phandle of the backlight device attached to the panel +Required properties when compatible is "simple-panel" or "simple-panel-dsi": +- display-timings: see display-timing.txt for information + +Optional properties when compatible is a dsi devices: +- dsi,flags: dsi operation mode related flags +- dsi,format: pixel format for video mode +- dsi,lanes: number of active data lanes + Example: panel: panel { @@ -19,3 +31,39 @@ Example: backlight = <&backlight>; }; + +Or: + panel: panel { + compatible = "simple-panel-dsi"; + ddc-i2c-bus = <&panelddc>; + + power-supply = <&vdd_pnl_reg>; + enable-gpios = <&gpio 90 0>; + + backlight = <&backlight>; + + dsi,flags = ; + dsi,format = ; + dsi,lanes = <4>; + + display-timings { + native-mode = <&timing0>; + timing0: timing0 { + clock-frequency = <160000000>; + hactive = <1200>; + vactive = <1920>; + hback-porch = <21>; + hfront-porch = <120>; + vback-porch = <18>; + vfront-porch = <21>; + hsync-len = <20>; + vsync-len = <3>; + hsync-active = <0>; + vsync-active = <0>; + de-active = <0>; + pixelclk-active = <0>; + }; + }; + };