From patchwork Mon Jun 26 14:53:22 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacob Chen X-Patchwork-Id: 9809861 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 D1EDB60329 for ; Mon, 26 Jun 2017 15:09:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D5BC6285F3 for ; Mon, 26 Jun 2017 15:09:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C9BBE28619; Mon, 26 Jun 2017 15:09:16 +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=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E5187285F3 for ; Mon, 26 Jun 2017 15:09:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: References:List-Owner; bh=smu5BB5EWVZiv8VM9/9lsPfcvaFVKvL5GEIjyVgpKEY=; b=adP jLga4SxoxcCfNUqeKpxGEZ7Sym2920Rqr4tsFAoQe5iWsa4sUQfx0nYGkvya9oD05JeyRxeF4Nas1 sLThXdkhBRCrgahId+yx1pZwFcmNZdEhMCDgZWmUEQIRbTvWICFuVLmNVsKmO87VzgPMdtMPE1BH7 CPIZRnW2i5VGTLSbsfTkDI28pnHPkkzzI7nKMvJT3cb5BypbUxFtNU4N8BkqC/1vZcYKEEhyok0+s ZwbTssTF6SNN9bXW2VKG5L+UKvoMvH+CK6nyh4bpAXW/byXfCCGfCFGCr/Wvg2IaOIgHAtnVO6N7E AY92s9rj0G3aocEI9IBkZZKsIvxiHaQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dPVda-0006Nc-TO; Mon, 26 Jun 2017 15:09:14 +0000 Received: from mail-pg0-f66.google.com ([74.125.83.66]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1dPVOg-00006I-RY; Mon, 26 Jun 2017 14:53:56 +0000 Received: by mail-pg0-f66.google.com with SMTP id f127so421521pgc.2; Mon, 26 Jun 2017 07:53:30 -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; bh=HKsPPyM79sW8+kzXCG61E347p7/D5yI9UHiOD/IKSQg=; b=GWesM7z750JBewKEeD99o8Sm0uq3VY9u5EJunAGRiNGL7fwUXW+IEoGnM6SdKSGM65 wuI+PJTLLQy0Zphsn5wZyTSFop5e0UtkexN+7s00iSRRI816rjjw7su6gh19E9hbgnYb hREnvvqgkRjQdH3Q1AghCNumtxooi2FmEWHhylh8OKRUBWO1DteYqs6Yl5nW1MsIxAsi pqCseTHDDKzWqPAOtyxpvmihUdTJdL6B67s/4ASQLDq8sk350IFibcUxEv/5MHg362x3 XrFMwu8h7PdI6hVxTUwbxxU516690Sdz/t3x42D5UdBYi152XbaFIS9b/ec89Adrkrh8 3XZw== X-Gm-Message-State: AKS2vOw9DnyaSuOWSo8YA5X+DZI1nGCN+nZQDEE4S5puouOAFodcTu6N eY+U+pMCSSz+rQ== X-Received: by 10.84.176.195 with SMTP id v61mr582939plb.101.1498488810408; Mon, 26 Jun 2017 07:53:30 -0700 (PDT) Received: from chen-MacBookAir.lan ([27.151.95.161]) by smtp.gmail.com with ESMTPSA id p73sm569120pfd.79.2017.06.26.07.53.27 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 26 Jun 2017 07:53:30 -0700 (PDT) From: Jacob Chen To: linux-kernel@vger.kernel.org Subject: [PATCH 5/5] dt-bindings: Document the Rockchip RGA bindings Date: Mon, 26 Jun 2017 22:53:22 +0800 Message-Id: <1498488802-1439-1-git-send-email-jacob-chen@iotwrt.com> X-Mailer: git-send-email 2.7.4 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170626_075351_361297_BC2B5682 X-CRM114-Status: UNSURE ( 9.04 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, heiko@sntech.de, linux-rockchip@lists.infradead.org, jacob-chen@iotwrt.com, Yakir Yang , linux-arm-kernel@lists.infradead.org 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 Add DT bindings documentation for Rockchip RGA Signed-off-by: Yakir Yang Signed-off-by: Jacob Chen --- .../devicetree/bindings/media/rockchip-rga.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 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..48a260e5 --- /dev/null +++ b/Documentation/devicetree/bindings/media/rockchip-rga.txt @@ -0,0 +1,36 @@ +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"; + status = "disabled"; + };