From patchwork Sat Jul 15 06:58:40 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacob Chen X-Patchwork-Id: 9842107 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 4421D602BD for ; Sat, 15 Jul 2017 06:59:52 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 354FA28733 for ; Sat, 15 Jul 2017 06:59:52 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2A11E2876E; Sat, 15 Jul 2017 06:59:52 +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=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B98D928733 for ; Sat, 15 Jul 2017 06:59:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751291AbdGOG7i (ORCPT ); Sat, 15 Jul 2017 02:59:38 -0400 Received: from mail-pf0-f194.google.com ([209.85.192.194]:33891 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751240AbdGOG7g (ORCPT ); Sat, 15 Jul 2017 02:59:36 -0400 Received: by mail-pf0-f194.google.com with SMTP id c24so13367270pfe.1; Fri, 14 Jul 2017 23:59:35 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Xzsb4pcbSn+hrwMTceGHT2q9sRE4nSvxE8fgwVXoeU0=; b=lXU7Z/+AMJoOEcYz3ShplXqTUUS1WuC7WLOYLSkKaGHdaIbOBEKrF2Cp+OvxVi3McQ Xb6eWPicZe3xdVAxT51Eh+626Y2v20xB9uy5vchYJuMbLbd33zsTjkOqYKL9FNihTfZ9 Z2DTC20krdqknQXIfxo7IhZON2nfklZ/Wy3OA22xujcwJnuVsAdRWbghD48CK16ueCDi 7ajtgCy+ZcOqkdLCaMWH8H4tU3VLYXtGFFHmoxoXUw4P6iua+GFU/SzyPNqwHp9oWDdt Z2zlsq862V/ah8TztG8UIIBkg0oQ8qjPCYr76mHXSqfSOB0E3/er2xQrcoUSM/2BK7xZ gmUQ== X-Gm-Message-State: AIVw110Y+8l5m4TKYKIQhxIvxRF/65rJHq6wEZMjxdoLgt81xmYItz5h D7klDmLzoeUPJw== X-Received: by 10.98.26.211 with SMTP id a202mr9276252pfa.30.1500101975414; Fri, 14 Jul 2017 23:59:35 -0700 (PDT) Received: from chen-MacBookAir.lan ([27.155.139.217]) by smtp.gmail.com with ESMTPSA id q29sm27680076pfg.11.2017.07.14.23.59.28 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 14 Jul 2017 23:59:34 -0700 (PDT) From: Jacob Chen To: linux-rockchip@lists.infradead.org Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, heiko@sntech.de, robh+dt@kernel.org, mchehab@kernel.org, linux-media@vger.kernel.org, laurent.pinchart+renesas@ideasonboard.com, hans.verkuil@cisco.com, s.nawrocki@samsung.com, tfiga@chromium.org, nicolas@ndufresne.ca, Jacob Chen , Yakir Yang Subject: [PATCH v2 6/6] dt-bindings: Document the Rockchip RGA bindings Date: Sat, 15 Jul 2017 14:58:40 +0800 Message-Id: <1500101920-24039-7-git-send-email-jacob-chen@iotwrt.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1500101920-24039-1-git-send-email-jacob-chen@iotwrt.com> References: <1500101920-24039-1-git-send-email-jacob-chen@iotwrt.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add DT bindings documentation for Rockchip RGA Signed-off-by: Yakir Yang Signed-off-by: Jacob Chen --- .../devicetree/bindings/media/rockchip-rga.txt | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/rockchip-rga.txt diff --git a/Documentation/devicetree/bindings/media/rockchip-rga.txt b/Documentation/devicetree/bindings/media/rockchip-rga.txt new file mode 100644 index 0000000..966eba0 --- /dev/null +++ b/Documentation/devicetree/bindings/media/rockchip-rga.txt @@ -0,0 +1,35 @@ +device-tree bindings for rockchip 2D raster graphic acceleration controller (RGA) + +RGA is a separate 2D raster graphic acceleration unit. It accelerates 2D +graphics operations, such as point/line drawing, image scaling, rotation, +BitBLT, alpha blending and image blur/sharpness. + +Required properties: +- compatible: value should be one of the following + "rockchip,rk3228-rga"; + "rockchip,rk3288-rga"; + "rockchip,rk3399-rga"; + +- interrupts: RGA interrupt number. + +- clocks: phandle to RGA sclk/hclk/aclk clocks + +- clock-names: should be "aclk" "hclk" and "sclk" + +- resets: Must contain an entry for each entry in reset-names. + See ../reset/reset.txt for details. +- reset-names: should be "core" "axi" and "ahb" + +Example: +SoC specific DT entry: + rga: rga@ff680000 { + compatible = "rockchip,rk3399-rga"; + reg = <0xff680000 0x10000>; + interrupts = ; + interrupt-names = "rga"; + clocks = <&cru ACLK_RGA>, <&cru HCLK_RGA>, <&cru SCLK_RGA_CORE>; + clock-names = "aclk", "hclk", "sclk"; + + resets = <&cru SRST_RGA_CORE>, <&cru SRST_A_RGA>, <&cru SRST_H_RGA>; + reset-names = "core, "axi", "ahb"; + };