From patchwork Tue Nov 8 06:34:38 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rick Chang X-Patchwork-Id: 9416725 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 6A1D560512 for ; Tue, 8 Nov 2016 06:37:14 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5B7C326D08 for ; Tue, 8 Nov 2016 06:37:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4E13428174; Tue, 8 Nov 2016 06:37:14 +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=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 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.wl.linuxfoundation.org (Postfix) with ESMTPS id E0513279D1 for ; Tue, 8 Nov 2016 06:37:13 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1c400E-0002Hc-Bp; Tue, 08 Nov 2016 06:35:26 +0000 Received: from [210.61.82.183] (helo=mailgw01.mediatek.com) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1c4006-0001E1-Hp; Tue, 08 Nov 2016 06:35:19 +0000 Received: from mtkhts07.mediatek.inc [(172.21.101.69)] by mailgw01.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 440614410; Tue, 08 Nov 2016 14:34:52 +0800 Received: from mtkslt207.mediatek.inc (10.21.15.94) by mtkhts07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 14.3.266.1; Tue, 8 Nov 2016 14:34:50 +0800 From: Rick Chang To: Hans Verkuil , Laurent Pinchart , Mauro Carvalho Chehab , Matthias Brugger , Rob Herring Subject: [PATCH v5 1/3] dt-bindings: mediatek: Add a binding for Mediatek JPEG Decoder Date: Tue, 8 Nov 2016 14:34:38 +0800 Message-ID: <1478586880-3923-2-git-send-email-rick.chang@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1478586880-3923-1-git-send-email-rick.chang@mediatek.com> References: <1478586880-3923-1-git-send-email-rick.chang@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-20161107_223518_856799_031E0AAA X-CRM114-Status: GOOD ( 12.74 ) 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, Minghsiu Tsai , Rick Chang , srv_heupstream@mediatek.com, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, 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-Virus-Scanned: ClamAV using ClamSMTP Add a DT binding documentation for Mediatek JPEG Decoder of MT2701 SoC. Signed-off-by: Rick Chang Signed-off-by: Minghsiu Tsai Acked-by: Rob Herring --- .../bindings/media/mediatek-jpeg-decoder.txt | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt diff --git a/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt b/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt new file mode 100644 index 0000000..3813947 --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt @@ -0,0 +1,37 @@ +* Mediatek JPEG Decoder + +Mediatek JPEG Decoder is the JPEG decode hardware present in Mediatek SoCs + +Required properties: +- compatible : must be one of the following string: + "mediatek,mt8173-jpgdec" + "mediatek,mt2701-jpgdec" +- reg : physical base address of the jpeg decoder registers and length of + memory mapped region. +- interrupts : interrupt number to the interrupt controller. +- clocks: device clocks, see + Documentation/devicetree/bindings/clock/clock-bindings.txt for details. +- clock-names: must contain "jpgdec-smi" and "jpgdec". +- power-domains: a phandle to the power domain, see + Documentation/devicetree/bindings/power/power_domain.txt for details. +- mediatek,larb: must contain the local arbiters in the current Socs, see + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt + for details. +- iommus: should point to the respective IOMMU block with master port as + argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt + for details. + +Example: + jpegdec: jpegdec@15004000 { + compatible = "mediatek,mt2701-jpgdec"; + reg = <0 0x15004000 0 0x1000>; + interrupts = ; + clocks = <&imgsys CLK_IMG_JPGDEC_SMI>, + <&imgsys CLK_IMG_JPGDEC>; + clock-names = "jpgdec-smi", + "jpgdec"; + power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>; + mediatek,larb = <&larb2>; + iommus = <&iommu MT2701_M4U_PORT_JPGDEC_WDMA>, + <&iommu MT2701_M4U_PORT_JPGDEC_BSDMA>; + };