From patchwork Thu Sep 14 03:43:18 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Huang Jiachai X-Patchwork-Id: 813698 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3xt4CL2DJSz9t3f for ; Thu, 14 Sep 2017 13:44:14 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751422AbdINDnb (ORCPT ); Wed, 13 Sep 2017 23:43:31 -0400 Received: from regular1.263xmail.com ([211.150.99.135]:40381 "EHLO regular1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751328AbdINDna (ORCPT ); Wed, 13 Sep 2017 23:43:30 -0400 Received: from hjc?rock-chips.com (unknown [192.168.167.177]) by regular1.263xmail.com (Postfix) with ESMTP id 061381E14E; Thu, 14 Sep 2017 11:43:23 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from localhost.localdomain (localhost [127.0.0.1]) by smtp.263.net (Postfix) with ESMTPA id E0C1D3CA; Thu, 14 Sep 2017 11:43:21 +0800 (CST) X-RL-SENDER: hjc@rock-chips.com X-FST-TO: mark.yao@rock-chips.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: hjc@rock-chips.com X-UNIQUE-TAG: X-ATTACHMENT-NUM: 0 X-SENDER: hjc@rock-chips.com X-DNS-TYPE: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith ESMTP id 16905B8WM9O; Thu, 14 Sep 2017 11:43:23 +0800 (CST) From: Sandy Huang To: Mark Yao , David Airlie , Rob Herring , Mark Rutland , Heiko Stuebner Cc: Sandy Huang , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/3] dt-bindings: Add document for rockchip RGB output interface Date: Thu, 14 Sep 2017 11:43:18 +0800 Message-Id: <1505360600-196567-1-git-send-email-hjc@rock-chips.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1505360594-196508-1-git-send-email-hjc@rock-chips.com> References: <1505360594-196508-1-git-send-email-hjc@rock-chips.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This path add support rv1108 rgb output interface driver. Signed-off-by: Sandy Huang --- .../bindings/display/rockchip/rockchip-rgb.txt | 80 ++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/rockchip/rockchip-rgb.txt diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip-rgb.txt b/Documentation/devicetree/bindings/display/rockchip/rockchip-rgb.txt new file mode 100644 index 0000000..4164512 --- /dev/null +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip-rgb.txt @@ -0,0 +1,80 @@ +Rockchip RV1108 RGB interface +================================ + +Required properties: +- compatible: matching the soc type: + - "rockchip,rv1108-rgb"; + +Optional properties: +- pinctrl-names: must contain a "lcdc" entry. +- pinctrl-0: pin control group to be used for this interface. + +Required nodes: +- rockchip,rgb-mode: should be "p888", "p666", "p565", "s888", "s888-dummy" + - p888: output r8-g8-b8 at each dclk cycle for per-pixel + - p666: output r6-g6-b6 at each dclk cycle for per-pixel + - p565: output r5-g6-b5 at each dclk cycle for per-pixel + - s888: output r8-g8-b8 in three dclk cycle for per-pixel + - s888-dmmy: output r8-g8-b8-dummy in four dclk cycle for per-pixel + +The rgb has two video ports described by: + Documentation/devicetree/bindings/media/video-interfaces.txt +Their connections are modeled using the OF graph bindings specified in + Documentation/devicetree/bindings/graph.txt. + +- video port 0 for the VOP input, the remote endpoint maybe vopb/vopl/vop +- video port 1 for either a panel or subsequent encoder + +the panel described by: + Documentation/devicetree/bindings/display/panel/simple-panel.txt +Panel other required properties: +- ports for remote rgb output. + +Example: + +panel: panel { + compatible = "auo,b101ean01"; + enable-gpios = <&gpio7 21 GPIO_ACTIVE_HIGH>; + + ports { + panel_in_rgb: endpoint { + remote-endpoint = <&rgb_out_panel>; + }; + }; +}; + +For Rockchip RV1108: + + rgb: rgb { + compatible = "rockchip,rv1108-rgb"; + pinctrl-names = "lcdc"; + pinctrl-0 = <&lcdc_ctl>; + rockchip,rgb-mode = "p888"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + rgb_in: port@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + + rgb_in_vop: endpoint@0 { + reg = <0>; + remote-endpoint = <&vop_out_rgb>; + }; + }; + + rgb_out: port@1 { + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + + rgb_out_panel: endpoint@0 { + reg = <0>; + remote-endpoint = <&panel_in_rgb>; + }; + }; + }; + };