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=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 83FE4C10F12 for ; Wed, 17 Apr 2019 10:45:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 530BA217F4 for ; Wed, 17 Apr 2019 10:45:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731800AbfDQKph (ORCPT ); Wed, 17 Apr 2019 06:45:37 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:12593 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1729091AbfDQKph (ORCPT ); Wed, 17 Apr 2019 06:45:37 -0400 X-UUID: b9370801147548e1a3048f46d2364f9a-20190417 X-UUID: b9370801147548e1a3048f46d2364f9a-20190417 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1869417519; Wed, 17 Apr 2019 18:45:30 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs03n1.mediatek.inc (172.21.101.181) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 17 Apr 2019 18:45:29 +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; Wed, 17 Apr 2019 18:45:29 +0800 From: Frederic Chen To: , , , , CC: , , , , , , , , , , , , , , , , Subject: [RFC PATCH V1 2/6] dts: arm64: mt8183: Add DIP shared memory node Date: Wed, 17 Apr 2019 18:45:07 +0800 Message-ID: <20190417104511.21514-3-frederic.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20190417104511.21514-1-frederic.chen@mediatek.com> References: <20190417104511.21514-1-frederic.chen@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org 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 c3a516e63141..aec68c6b4571 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi @@ -134,6 +134,19 @@ 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>; -- 2.18.0