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: 9416721 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 A1D266022E for ; Tue, 8 Nov 2016 06:36:18 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 93CA128C64 for ; Tue, 8 Nov 2016 06:36:18 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8868A28C8B; Tue, 8 Nov 2016 06:36:18 +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, UNPARSEABLE_RELAY 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 3290928C64 for ; Tue, 8 Nov 2016 06:36:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932192AbcKHGfB (ORCPT ); Tue, 8 Nov 2016 01:35:01 -0500 Received: from mailgw01.mediatek.com ([210.61.82.183]:52520 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1753150AbcKHGe7 (ORCPT ); Tue, 8 Nov 2016 01:34:59 -0500 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 CC: , , , , , , Minghsiu Tsai , Rick Chang 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 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 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>; + };