From patchwork Fri Feb 1 11:21:26 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frederic Chen X-Patchwork-Id: 10792555 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 5658E13BF for ; Fri, 1 Feb 2019 11:23:07 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4611431188 for ; Fri, 1 Feb 2019 11:23:07 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3775A311C4; Fri, 1 Feb 2019 11:23:07 +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=ham 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 CB96431188 for ; Fri, 1 Feb 2019 11:23:06 +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=2KCM10i55I+P3c/ks8AN0nm9mk5INJnFE11SrFBnAfw=; b=BNjEzZxJKZKAtN hmme6aminPkvd+foSQQUJxim4/CIj24ixlf/eaNrg42EPDEWXNZ+HJ7MIzNhXzhIsR7gftfjIWjn3 My2n8e+JqN3yqcssXS5qGAIbAvS+yHuvNDrF3tO5DwNvDmy2EZrjoD/zNGBoervgmjqTcSJ9gdtEp vXg3UKsMKfosvu+JguLPUS0I9KKg9z8A8tvuqdGo4cc+f5oigboQ0zNW67S48SYcqzQX3Wr9FuMdv q/apV1mp+N6Cd/BFGFCGMfzoZg1OxAlJyrYZjw48bS1VxldOSoqBya/VystVK7s0UGao/59MpW3fh 65bPK14E9r7N3En5xoHw==; 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 1gpWuX-0005Z6-U4; Fri, 01 Feb 2019 11:23:05 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gpWuQ-0004wJ-Pf; Fri, 01 Feb 2019 11:23:02 +0000 X-UUID: 85225c22ca2d4203891b1b1c4ebb25fd-20190201 X-UUID: 85225c22ca2d4203891b1b1c4ebb25fd-20190201 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1439815100; Fri, 01 Feb 2019 03:22:03 -0800 Received: from MTKMBS06N2.mediatek.inc (172.21.101.130) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 1 Feb 2019 03:22:01 -0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs06n2.mediatek.inc (172.21.101.130) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 1 Feb 2019 19:21:59 +0800 Received: from mtkslt306.mediatek.inc (10.21.14.136) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Fri, 1 Feb 2019 19:21:59 +0800 From: Frederic Chen To: , , , , Subject: [RFC PATCH V0 2/7] dts: arm64: mt8183: Add DIP shared memory node Date: Fri, 1 Feb 2019 19:21:26 +0800 Message-ID: <1549020091-42064-3-git-send-email-frederic.chen@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1549020091-42064-1-git-send-email-frederic.chen@mediatek.com> References: <1549020091-42064-1-git-send-email-frederic.chen@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: BA7EB6FEFA8B4F248CB5F9A9318AED8DDB156300E0A646572095589EF414BA532000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190201_032258_940978_D2CE5996 X-CRM114-Status: UNSURE ( 7.72 ) X-CRM114-Notice: Please train this message. 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, Rynn.Wu@mediatek.com, srv_heupstream@mediatek.com, holmes.chiou@mediatek.com, Jerry-ch.Chen@mediatek.com, jungo.lin@mediatek.com, sj.huang@mediatek.com, christie.yu@mediatek.com, linux-mediatek@lists.infradead.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 a shared memory region used on mt8183 for exchanging tuning data between co-processor and Digital Image Processing (DIP) unit. Signed-off-by: Frederic Chen --- arch/arm64/boot/dts/mediatek/mt8183.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi index 63db9cc..fff67c4 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi @@ -133,6 +133,19 @@ clock-output-names = "clk26m"; }; + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + reserve-memory-dip_smem { + compatible = "mediatek,reserve-memory-dip_smem"; + no-map; + size = <0 0x01400000>; /*20 MB share mem size */ + alignment = <0 0x1000>; + alloc-ranges = <0 0x40000000 0 0x10000000>; + }; + }; + timer { compatible = "arm,armv8-timer"; interrupt-parent = <&gic>;