From patchwork Mon Jul 8 11:04:55 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frederic Chen X-Patchwork-Id: 11034901 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id CBA1E13B1 for ; Mon, 8 Jul 2019 11:06:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B8DA427F3E for ; Mon, 8 Jul 2019 11:06:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id ACA292851A; Mon, 8 Jul 2019 11:06:09 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 5E00727F3E for ; Mon, 8 Jul 2019 11:06:09 +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:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: 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: List-Owner; bh=0p8OTia8DkR7kTf7Nu3phqgfLP7iCGmIt0YyTBtrwcg=; b=g0s5pLaP4nFeR6 xWw+zEv2bmZDWbNgxD5Mck7azRy3Jz/D7SRV7nYluKO3owfuM5XGmBrxffx4ZdCgt5QSt3GqWQNMQ ApphVYDE2mt0TB0DFcV40zZd2shJyTEUfqpvdzDjbB0pWDKinrLtpbjvX3K/TAWAN3DeH6BbYLN6k xMCpd+HRJBQLpOOfN9lVsZSVxJYX6fIlIllLPvdsrzxN9umCr9Ju6wSSfePYOM46ExY2Y3pK3Qyrc rKMKP+eujBdRkVZ689dzGPVdDh2qwIIdhfMkntlmIvhBWZuoTnW3mM5IWv9uX4EpsZOya2OLAMv5L /59rtwyo9JwXWrYltPKw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hkRTA-0003GU-8e; Mon, 08 Jul 2019 11:06:04 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hkRSW-0002ls-9B; Mon, 08 Jul 2019 11:05:26 +0000 X-UUID: 44e5d8776a044a048ed945fd1b525bed-20190708 X-UUID: 44e5d8776a044a048ed945fd1b525bed-20190708 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1732951587; Mon, 08 Jul 2019 03:05:22 -0800 Received: from MTKMBS01N1.mediatek.inc (172.21.101.68) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Mon, 8 Jul 2019 04:05:20 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Mon, 8 Jul 2019 19:05:06 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Mon, 8 Jul 2019 19:05:06 +0800 From: To: , , , , Subject: [RFC PATCH V2 1/6] dt-bindings: mt8183: Added DIP dt-bindings Date: Mon, 8 Jul 2019 19:04:55 +0800 Message-ID: <20190708110500.7242-2-frederic.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20190708110500.7242-1-frederic.chen@mediatek.com> References: <20190708110500.7242-1-frederic.chen@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-20190708_040524_542707_20DDCDAA X-CRM114-Status: UNSURE ( 9.86 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: shik@chromium.org, devicetree@vger.kernel.org, Sean.Cheng@mediatek.com, Rynn.Wu@mediatek.com, Allan.Yang@mediatek.com, srv_heupstream@mediatek.com, holmes.chiou@mediatek.com, suleiman@chromium.org, Jerry-ch.Chen@mediatek.com, jungo.lin@mediatek.com, sj.huang@mediatek.com, yuzhao@chromium.org, linux-mediatek@lists.infradead.org, zwisler@chromium.org, christie.yu@mediatek.com, frederic.chen@mediatek.com, 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 From: Frederic Chen This patch adds DT binding documentation for the Digital Image Processing (DIP) unit of camera ISP system on Mediatek's SoCs. It depends on the SCP and MDP 3 patch as following: 1. dt-bindings: Add a binding for Mediatek SCP https://patchwork.kernel.org/patch/11027247/ 2. dt-binding: mt8183: Add Mediatek MDP3 dt-bindings https://patchwork.kernel.org/patch/10945603/ Signed-off-by: Frederic Chen Reviewed-by: Rob Herring --- .../bindings/media/mediatek,mt8183-dip.txt | 40 +++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek,mt8183-dip.txt diff --git a/Documentation/devicetree/bindings/media/mediatek,mt8183-dip.txt b/Documentation/devicetree/bindings/media/mediatek,mt8183-dip.txt new file mode 100644 index 000000000000..3a0435513089 --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek,mt8183-dip.txt @@ -0,0 +1,40 @@ +* Mediatek Digital Image Processor (DIP) + +Digital Image Processor (DIP) unit in Mediatek ISP system is responsible for +image content adjustment according to the tuning parameters. DIP can process +the image form memory buffer and output the processed image to multiple output +buffers. Furthermore, it can support demosaicing and noise reduction on the +images. + +Required properties: +- compatible: "mediatek,mt8183-dip" +- reg: Physical base address and length of the function block register space +- interrupts: interrupt number to the cpu +- iommus: should point to the respective IOMMU block with master port as + argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt + for details. +- mediatek,mdp3: should point to the respective mdp block. DIP hardware + connects to MDP and we can get the processed image with both effect of the + two blocks. +- mediatek,larb: must contain the local arbiters in the current SoCs, see + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt + for details. +- mediatek,scp: should point to the scp node since the we use SCP + coprocessor to control DIP hardware +- clocks: must contain the local arbiters 5 (LARB5) and DIP clock +- clock-names: must contain "larb5" and "dip" + +Example: + dip: dip@15022000 { + compatible = "mediatek,mt8183-dip"; + mediatek,larb = <&larb5>; + mediatek,mdp3 = <&mdp_rdma0>; + mediatek,scp = <&scp>; + iommus = <&iommu M4U_PORT_CAM_IMGI>; + reg = <0 0x15022000 0 0x6000>; + interrupts = ; + clocks = <&imgsys CLK_IMG_LARB5>, + <&imgsys CLK_IMG_DIP>; + clock-names = "larb5", + "dip"; + };