From patchwork Wed Aug 7 12:48:00 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jungo Lin X-Patchwork-Id: 11082093 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 1882C112C for ; Wed, 7 Aug 2019 12:49:01 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 03F5428764 for ; Wed, 7 Aug 2019 12:49:01 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EB91B289D8; Wed, 7 Aug 2019 12:49:00 +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 80A26289DD for ; Wed, 7 Aug 2019 12:49:00 +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:Reply-To:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:To:From:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=B6tqCfnVA+dtVcN1X5fu+QgDULEv3hjHpSlqNjnTssk=; b=ncuYzCO+OvZsJm KIWx/qn2CyaX3JvX1Rq3rC4wWvxI5VuOmSvAClheOwojG6vKIcOuJ44AUaqhDDe+6ZcanQBrQCKEO tPSnBCvBYv1ZfD7m1PBIJWpSiXoLgGR5TG8Um6Kh2o/OZRa4porh6tZvz7mJ0vUlH5DIjxwA2Q6ON r5J5MhnY2v+vxC7DyE2do5S2F9MLY7F/PzLxiIpynZNkCG4rc+65iBYQ4eI46Gxs/c0p5n6xokSw2 fG+DKcnB+4CnNPJaBo/Y0bo9kh0REkrWYwnds7GGOHBzCt0Rsy0jy/HujZYdMqT8u+eABJ9MX9b1f fttg/iKLN7lTok/xtjVQ==; 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 1hvLND-0005WE-Ih; Wed, 07 Aug 2019 12:48:59 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hvLMy-0005LA-M8; Wed, 07 Aug 2019 12:48:46 +0000 X-UUID: abc1cb677744462d8a918f5acf455f25-20190807 X-UUID: abc1cb677744462d8a918f5acf455f25-20190807 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 849730849; Wed, 07 Aug 2019 04:48:40 -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; Wed, 7 Aug 2019 05:48:38 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 7 Aug 2019 20:48:24 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 7 Aug 2019 20:48:24 +0800 From: Jungo Lin To: , , , , Subject: [RFC,v4,1/4] media: dt-bindings: mt8183: Added camera ISP Pass 1 Date: Wed, 7 Aug 2019 20:48:00 +0800 Message-ID: <20190807124803.29884-2-jungo.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20190807124803.29884-1-jungo.lin@mediatek.com> References: <20190807124803.29884-1-jungo.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-20190807_054844_737954_017427B9 X-CRM114-Status: UNSURE ( 9.75 ) 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: , Reply-To: Jungo Lin Cc: shik@chromium.org, devicetree@vger.kernel.org, Sean.Cheng@mediatek.com, suleiman@chromium.org, Rynn.Wu@mediatek.com, srv_heupstream@mediatek.com, robh@kernel.org, ryan.yu@mediatek.com, Jerry-ch.Chen@mediatek.com, frankie.chiu@mediatek.com, jungo.lin@mediatek.com, sj.huang@mediatek.com, yuzhao@chromium.org, linux-mediatek@lists.infradead.org, zwisler@chromium.org, ddavenport@chromium.org, 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 This patch adds DT binding document for the Pass 1 (P1) unit in Mediatek's camera ISP system. The Pass 1 unit grabs the sensor data out from the sensor interface, applies ISP image effects from tuning data and outputs the image data or statistics data to DRAM. Signed-off-by: Jungo Lin --- .../bindings/media/mediatek,camisp.txt | 73 +++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek,camisp.txt diff --git a/Documentation/devicetree/bindings/media/mediatek,camisp.txt b/Documentation/devicetree/bindings/media/mediatek,camisp.txt new file mode 100644 index 000000000000..fa2713acceca --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek,camisp.txt @@ -0,0 +1,73 @@ +* Mediatek Image Signal Processor Pass 1 (ISP P1) + +The Pass 1 unit of Mediatek's camera ISP system grabs the sensor data out +from the sensor interface, applies ISP effects from tuning data and outputs +the image data and statistics data to DRAM. Furthermore, Pass 1 unit has +the ability to output two different resolutions frames at the same time to +increase the performance of the camera application. + +Required properties: +- compatible: Must be "mediatek,mt8183-camisp" for MT8183. +- reg: Physical base address of the camera function block register and + length of memory mapped region. Must contain an entry for each entry + in reg-names. +- reg-names: Must include the following entries: + "cam_sys": Camera base function block + "cam_uni": Camera UNI function block + "cam_a": Camera ISP P1 hardware unit A + "cam_b": Camera ISP P1 hardware unit B + "cam_c": Camera ISP P1 hardware unit C +- interrupts: Must contain an entry for each entry in interrupt-names. +- interrupt-names : Must include the following entries: + "cam_uni": Camera UNI interrupt + "cam_a": Camera unit A interrupt + "cam_b": Camera unit B interrupt + "cam_c": Camera unit C interrupt +- iommus: Shall point to the respective IOMMU block with master port + as argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt + for details. +- clocks: A list of phandle and clock specifier pairs as listed + in clock-names property, see + Documentation/devicetree/bindings/clock/clock-bindings.txt for details. +- clock-names: Must be "camsys_cam_cgpdn" and "camsys_camtg_cgpdn". +- mediatek,larb: Must contain the local arbiters in the current SoCs, see + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt + for details. +- power-domains: a phandle to the power domain, see + Documentation/devicetree/bindings/power/power_domain.txt for details. +- mediatek,scp : The node of system control processor (SCP), see + Documentation/devicetree/bindings/remoteproc/mtk,scp.txt for details. + +Example: +SoC specific DT entry: + + camisp: camisp@1a000000 { + compatible = "mediatek,mt8183-camisp", "syscon"; + reg = <0 0x1a000000 0 0x1000>, + <0 0x1a003000 0 0x1000>, + <0 0x1a004000 0 0x2000>, + <0 0x1a006000 0 0x2000>, + <0 0x1a008000 0 0x2000>; + reg-names = "cam_sys", + "cam_uni", + "cam_a", + "cam_b", + "cam_c"; + interrupts = , + , + , + ; + interrupt-names = "cam_uni", + "cam_a", + "cam_b", + "cam_c"; + iommus = <&iommu M4U_PORT_CAM_IMGO>; + clocks = <&camsys CLK_CAM_CAM>, + <&camsys CLK_CAM_CAMTG>; + clock-names = "camsys_cam_cgpdn", + "camsys_camtg_cgpdn"; + mediatek,larb = <&larb3>, + <&larb6>; + power-domains = <&scpsys MT8183_POWER_DOMAIN_CAM>; + mediatek,scp = <&scp>; + };