From patchwork Tue Mar 29 11:32:03 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "tiffany.lin" X-Patchwork-Id: 8686211 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 2A5B3C0553 for ; Tue, 29 Mar 2016 11:35:32 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4A31F20272 for ; Tue, 29 Mar 2016 11:35:31 +0000 (UTC) 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.kernel.org (Postfix) with ESMTPS id 6DEBE20259 for ; Tue, 29 Mar 2016 11:35:29 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1akrt7-00089i-6M; Tue, 29 Mar 2016 11:32:45 +0000 Received: from [210.61.82.184] (helo=mailgw02.mediatek.com) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1akrt1-0007wl-SS; Tue, 29 Mar 2016 11:32:41 +0000 Received: from mtkhts09.mediatek.inc [(172.21.101.70)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1019192353; Tue, 29 Mar 2016 19:32:12 +0800 Received: from localhost.localdomain (10.21.14.115) by mtkhts09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 14.3.266.1; Tue, 29 Mar 2016 19:32:11 +0800 From: Tiffany Lin To: Hans Verkuil , , Rob Herring , Mauro Carvalho Chehab , Matthias Brugger , Daniel Kurtz , Pawel Osciak Subject: [PATCH v6 1/8] dt-bindings: Add a binding for Mediatek Video Processor Date: Tue, 29 Mar 2016 19:32:03 +0800 Message-ID: <1459251130-53774-2-git-send-email-tiffany.lin@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1459251130-53774-1-git-send-email-tiffany.lin@mediatek.com> References: <1459251130-53774-1-git-send-email-tiffany.lin@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160329_043240_112905_5E7D788A X-CRM114-Status: GOOD ( 15.49 ) X-Spam-Score: -1.1 (-) 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: devicetree@vger.kernel.org, Tiffany Lin , Andrew-CT Chen , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, PoChun.Lin@mediatek.com, Yingjoe Chen , Eddie Huang , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Andrew-CT Chen Add a DT binding documentation of Video Processor Unit for the MT8173 SoC from Mediatek. Signed-off-by: Andrew-CT Chen Signed-off-by: Tiffany Lin Acked-by: Rob Herring --- .../devicetree/bindings/media/mediatek-vpu.txt | 31 ++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek-vpu.txt diff --git a/Documentation/devicetree/bindings/media/mediatek-vpu.txt b/Documentation/devicetree/bindings/media/mediatek-vpu.txt new file mode 100644 index 0000000..2a5bac3 --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek-vpu.txt @@ -0,0 +1,31 @@ +* Mediatek Video Processor Unit + +Video Processor Unit is a HW video controller. It controls HW Codec including +H.264/VP8/VP9 Decode, H.264/VP8 Encode and Image Processor (scale/rotate/color convert). + +Required properties: + - compatible: "mediatek,mt8173-vpu" + - reg: Must contain an entry for each entry in reg-names. + - reg-names: Must include the following entries: + "tcm": tcm base + "cfg_reg": Main configuration registers base + - interrupts: interrupt number to the cpu. + - clocks : clock name from clock manager + - clock-names: must be main. It is the main clock of VPU + +Optional properties: + - memory-region: phandle to a node describing memory (see + Documentation/devicetree/bindings/reserved-memory/reserved-memory.txt) + to be used for VPU extended memory; if not present, VPU may be located + anywhere in the memory + +Example: + vpu: vpu@10020000 { + compatible = "mediatek,mt8173-vpu"; + reg = <0 0x10020000 0 0x30000>, + <0 0x10050000 0 0x100>; + reg-names = "tcm", "cfg_reg"; + interrupts = ; + clocks = <&topckgen TOP_SCP_SEL>; + clock-names = "main"; + };