From patchwork Wed Oct 11 07:29:34 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacob Chen X-Patchwork-Id: 9998853 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 ACDD160230 for ; Wed, 11 Oct 2017 07:31:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9CF392891E for ; Wed, 11 Oct 2017 07:31:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8EC2228922; Wed, 11 Oct 2017 07:31:55 +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 3FAC52891E for ; Wed, 11 Oct 2017 07:31:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757049AbdJKHaC (ORCPT ); Wed, 11 Oct 2017 03:30:02 -0400 Received: from mail-pg0-f67.google.com ([74.125.83.67]:36721 "EHLO mail-pg0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754285AbdJKH37 (ORCPT ); Wed, 11 Oct 2017 03:29:59 -0400 Received: by mail-pg0-f67.google.com with SMTP id u144so1345857pgb.3; Wed, 11 Oct 2017 00:29:59 -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=o4VJW8GK3e+JOhLe3U5SHLrY9m4gEyp+RiNt9GsQrW4=; b=QSqlDo4ro0fqCS3sdW6OaoFCTWzzfovAWS5nu9+SNbAgA6Dsc5laitdvJYgMIncF0O ygO5wyk+V11RnIIRs5Zn+4nKdbcv456IV9XWGI03Ynu1XY4BVBwsJ6xCdYfWdFYHqhdY T3DS7iqaFrlVjYwSSFpNSQWbIrUsoogyz+E1WjXyeZLlu4a4sRkoZGT5o3JczFq1F5/l V8yV5nIWHPgQ4wNGNP890sh1dS79oDqnwRxQ53Su8dSMxOtRFmdeDuqlOKvZvF19p/IN ON4I4jQt6zXDL6qH0jmF6up2NcG9uf/YLApV66TaRx1SphoclhBHFwKLG4FEDUYYNjTb zCvQ== X-Gm-Message-State: AMCzsaUVN+OZlVKx9IVFFc1FAoSFmqP87Z4hbfTsR0biKPjtRLn8FhHC pePxBI4/77t9PZwFLLVSvNzKvw== X-Google-Smtp-Source: AOwi7QDCvuhoNFbtQ502scEvUStJk7cZsCxc3+c4pNsVMcQ3eLdtV+FBLuM0kTJLqZR+ZvpuFvSruQ== X-Received: by 10.99.3.1 with SMTP id 1mr14895484pgd.111.1507706998617; Wed, 11 Oct 2017 00:29:58 -0700 (PDT) Received: from localhost.localdomain ([103.29.142.67]) by smtp.gmail.com with ESMTPSA id m185sm23108694pfm.181.2017.10.11.00.29.55 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 11 Oct 2017 00:29:58 -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, Jacob Chen , Yakir Yang Subject: [PATCH v12 1/5] dt-bindings: Document the Rockchip RGA bindings Date: Wed, 11 Oct 2017 15:29:34 +0800 Message-Id: <20171011072938.383-2-jacob-chen@iotwrt.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20171011072938.383-1-jacob-chen@iotwrt.com> References: <20171011072938.383-1-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: Jacob Chen Signed-off-by: Yakir Yang Acked-by: Rob Herring --- .../devicetree/bindings/media/rockchip-rga.txt | 33 ++++++++++++++++++++++ 1 file changed, 33 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 000000000000..fd5276abfad6 --- /dev/null +++ b/Documentation/devicetree/bindings/media/rockchip-rga.txt @@ -0,0 +1,33 @@ +device-tree bindings for rockchip 2D raster graphic acceleration controller (RGA) + +RGA is a standalone 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,rk3288-rga"; + "rockchip,rk3399-rga"; + +- interrupts: RGA interrupt specifier. + +- 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 = ; + 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"; + };