From patchwork Tue Feb 23 08:11:17 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "tiffany.lin" X-Patchwork-Id: 8388811 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 0BE24C0553 for ; Tue, 23 Feb 2016 08:16:59 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2E037202B8 for ; Tue, 23 Feb 2016 08:16:58 +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 DFC9F20225 for ; Tue, 23 Feb 2016 08:16:56 +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 1aY87A-0004VU-29; Tue, 23 Feb 2016 08:14:36 +0000 Received: from [210.61.82.183] (helo=mailgw01.mediatek.com) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aY84V-0002qx-ON; Tue, 23 Feb 2016 08:11:53 +0000 Received: from mtkhts09.mediatek.inc [(172.21.101.70)] by mailgw01.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1343515090; Tue, 23 Feb 2016 16:11:23 +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, 23 Feb 2016 16:11:23 +0800 From: Tiffany Lin To: Hans Verkuil , , Rob Herring , Mauro Carvalho Chehab , Matthias Brugger , Daniel Kurtz , Pawel Osciak Subject: [PATCH v5 4/8] dt-bindings: Add a binding for Mediatek Video Encoder Date: Tue, 23 Feb 2016 16:11:17 +0800 Message-ID: <1456215081-16858-5-git-send-email-tiffany.lin@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1456215081-16858-4-git-send-email-tiffany.lin@mediatek.com> References: <1456215081-16858-1-git-send-email-tiffany.lin@mediatek.com> <1456215081-16858-2-git-send-email-tiffany.lin@mediatek.com> <1456215081-16858-3-git-send-email-tiffany.lin@mediatek.com> <1456215081-16858-4-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-20160223_001152_158312_9BDF2CD6 X-CRM114-Status: GOOD ( 12.30 ) 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 , 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=-4.2 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 Add a DT binding documentation of Video Encoder for the MT8173 SoC from Mediatek. Signed-off-by: Tiffany Lin Acked-by: Rob Herring --- .../devicetree/bindings/media/mediatek-vcodec.txt | 59 ++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek-vcodec.txt diff --git a/Documentation/devicetree/bindings/media/mediatek-vcodec.txt b/Documentation/devicetree/bindings/media/mediatek-vcodec.txt new file mode 100644 index 0000000..c2e8137 --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek-vcodec.txt @@ -0,0 +1,59 @@ +Mediatek Video Codec + +Mediatek Video Codec is the video codec hw present in Mediatek SoCs which +supports high resolution encoding functionalities. + +Required properties: +- compatible : "mediatek,mt8173-vcodec-enc" for encoder +- reg : Physical base address of the video codec registers and length of + memory mapped region. +- interrupts : interrupt number to the cpu. +- mediatek,larb : must contain the local arbiters in the current Socs. +- clocks : list of clock specifiers, corresponding to entries in + the clock-names property. +- clock-names: encoder must contain "venc_sel_src", "venc_sel", + "venc_lt_sel_src", "venc_lt_sel". +- iommus : should point to the respective IOMMU block with master port as + argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt + for details. +- mediatek,vpu : the node of video processor unit + +Example: +vcodec_enc: vcodec@0x18002000 { + compatible = "mediatek,mt8173-vcodec-enc"; + reg = <0 0x18002000 0 0x1000>, /*VENC_SYS*/ + <0 0x19002000 0 0x1000>; /*VENC_LT_SYS*/ + interrupts = , + ; + mediatek,larb = <&larb3>, + <&larb5>; + iommus = <&iommu M4U_PORT_VENC_RCPU>, + <&iommu M4U_PORT_VENC_REC>, + <&iommu M4U_PORT_VENC_BSDMA>, + <&iommu M4U_PORT_VENC_SV_COMV>, + <&iommu M4U_PORT_VENC_RD_COMV>, + <&iommu M4U_PORT_VENC_CUR_LUMA>, + <&iommu M4U_PORT_VENC_CUR_CHROMA>, + <&iommu M4U_PORT_VENC_REF_LUMA>, + <&iommu M4U_PORT_VENC_REF_CHROMA>, + <&iommu M4U_PORT_VENC_NBM_RDMA>, + <&iommu M4U_PORT_VENC_NBM_WDMA>, + <&iommu M4U_PORT_VENC_RCPU_SET2>, + <&iommu M4U_PORT_VENC_REC_FRM_SET2>, + <&iommu M4U_PORT_VENC_BSDMA_SET2>, + <&iommu M4U_PORT_VENC_SV_COMA_SET2>, + <&iommu M4U_PORT_VENC_RD_COMA_SET2>, + <&iommu M4U_PORT_VENC_CUR_LUMA_SET2>, + <&iommu M4U_PORT_VENC_CUR_CHROMA_SET2>, + <&iommu M4U_PORT_VENC_REF_LUMA_SET2>, + <&iommu M4U_PORT_VENC_REC_CHROMA_SET2>; + mediatek,vpu = <&vpu>; + clocks = <&topckgen CLK_TOP_VENCPLL_D2>, + <&topckgen CLK_TOP_VENC_SEL>, + <&topckgen CLK_TOP_UNIVPLL1_D2>, + <&topckgen CLK_TOP_VENC_LT_SEL>; + clock-names = "venc_sel_src", + "venc_sel", + "venc_lt_sel_src", + "venc_lt_sel"; + };