From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,USER_AGENT_NEOMUTT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DF0AEC282C4 for ; Sat, 9 Feb 2019 16:00:22 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B039121919 for ; Sat, 9 Feb 2019 16:00:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="PblRL/o8" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B039121919 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=iki.fi Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Z/1tEvZd2w2pXMsC5sx+7Jfv+ZDgJctExXmQ7U6u6eo=; b=PblRL/o8nodMtd QCbJUcokrOTEBAtxdRQbmiHITC/uNp8bJbmxc+Leu4TpKCfLVgP6JDFwKBeCIu1lppqa/MBwWW2Zd lVv6w2pd6fKhuqhtiNRybpCkONy8HBVsc7G5slVbORVvtj+WW36javq101n3QWzP7FNkZyDLJBbX5 ddYFa5qbpKpZ5KyHd9RwiDDJ5ghbFELV0Hu4oJV//Yu9MMFfcfVqZcfH6KVmh8OMQRP8NmZ4dkHf/ ct3RUuaxHHJUTfIyEDRsIWve6bOQWDUB1O/osROPfj+CE6/XARR0K0PY3yUzdDM8kyE/0Q/3WzLfM VJSSHKGGd4zCnAyUo8Ig==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gsV3D-0000s4-2t; Sat, 09 Feb 2019 16:00:19 +0000 Received: from hillosipuli.retiisi.org.uk ([2001:1bc8:1a6:d3d5::81:2]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gsV2n-0007uN-Sk; Sat, 09 Feb 2019 15:59:58 +0000 Received: from valkosipuli.localdomain (valkosipuli.retiisi.org.uk [IPv6:2001:1bc8:1a6:d3d5::80:2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by hillosipuli.retiisi.org.uk (Postfix) with ESMTPS id 9BD08634C7D; Sat, 9 Feb 2019 17:59:35 +0200 (EET) Received: from sailus by valkosipuli.localdomain with local (Exim 4.89) (envelope-from ) id 1gsV2V-0000wx-Dm; Sat, 09 Feb 2019 17:59:35 +0200 Date: Sat, 9 Feb 2019 17:59:35 +0200 From: Sakari Ailus To: Frederic Chen Subject: Re: [RFC PATCH V0 3/7] [media] dt-bindings: mt8183: Added DIP-SMEM dt-bindings Message-ID: <20190209155935.afrrtf3twjmj23sm@valkosipuli.retiisi.org.uk> References: <1549020091-42064-1-git-send-email-frederic.chen@mediatek.com> <1549020091-42064-4-git-send-email-frederic.chen@mediatek.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1549020091-42064-4-git-send-email-frederic.chen@mediatek.com> User-Agent: NeoMutt/20170113 (1.7.2) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190209_075954_609196_755D5511 X-CRM114-Status: GOOD ( 18.28 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sean.Cheng@mediatek.com, laurent.pinchart+renesas@ideasonboard.com, Rynn.Wu@mediatek.com, christie.yu@mediatek.com, srv_heupstream@mediatek.com, holmes.chiou@mediatek.com, Jerry-ch.Chen@mediatek.com, tfiga@chromium.org, jungo.lin@mediatek.com, sj.huang@mediatek.com, linux-mediatek@lists.infradead.org, matthias.bgg@gmail.com, hans.verkuil@cisco.com, mchehab@kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Frederic, Thanks for the patchset. Could you also cc the devicetree list, please? On Fri, Feb 01, 2019 at 07:21:27PM +0800, Frederic Chen wrote: > This patch adds the DT binding documentation for the shared memory > between DIP (Digital Image Processing) unit of the camera ISP system > and the co-processor in Mediatek SoCs. > > Signed-off-by: Frederic Chen > --- > .../bindings/media/mediatek,dip_smem.txt | 29 ++++++++++++++++++++++ > 1 file changed, 29 insertions(+) > create mode 100644 Documentation/devicetree/bindings/media/mediatek,dip_smem.txt > > diff --git a/Documentation/devicetree/bindings/media/mediatek,dip_smem.txt b/Documentation/devicetree/bindings/media/mediatek,dip_smem.txt > new file mode 100644 > index 0000000..5533721 > --- /dev/null > +++ b/Documentation/devicetree/bindings/media/mediatek,dip_smem.txt > @@ -0,0 +1,29 @@ > +Mediatek ISP Shared Memory Device > + > +Mediatek ISP Shared Memory Device is used to manage shared memory > +among CPU, ISP IPs and coprocessor. It is associated with a reserved > +memory region (Please see Documentation\devicetree\bindings\ > +reserved-memory\mediatek,reserve-memory-isp_smem.txt) and s/\\/\//g; > +and provide the context to allocate memory with dma addresses. > + > +Required properties: > +- compatible: Should be "mediatek,isp_smem" s/Should/Shall/ > + > +- iommus: should point to the respective IOMMU block with master port s/should/shall/ > + as argument. Please set the ports which may be accessed > + through the common path. You can see > + Documentation/devicetree/bindings/iommu/mediatek,iommu.txt > + for the detail. > + > +- mediatek,larb: must contain the local arbiters in the current Socs. Perhaps "SoCs"? > + Please set the larb of camsys for Pass 1 and imgsys for DIP, or both > + if you are using all the camera function. You can see > + Documentation/devicetree/bindings/memory-controllers/ > + mediatek,smi-larb.txt for the detail. > + > +Example: > + isp_smem: isp_smem { > + compatible = "mediatek,isp_smem"; > + mediatek,larb = <&larb5>; > + iommus = <&iommu M4U_PORT_CAM_IMGI>; > + }; -- Kind regards, Sakari Ailus _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel