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, 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 C9CEDC282DA for ; Fri, 1 Feb 2019 11:22:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9AAFB21916 for ; Fri, 1 Feb 2019 11:22:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729146AbfBALWI (ORCPT ); Fri, 1 Feb 2019 06:22:08 -0500 Received: from mailgw01.mediatek.com ([210.61.82.183]:8461 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1727747AbfBALWH (ORCPT ); Fri, 1 Feb 2019 06:22:07 -0500 X-UUID: 12f695abe7054888a89cd60ff356050b-20190201 X-UUID: 12f695abe7054888a89cd60ff356050b-20190201 Received: from mtkcas09.mediatek.inc [(172.21.101.178)] by mailgw01.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1399382621; Fri, 01 Feb 2019 19:22:01 +0800 Received: from MTKMBS06N2.mediatek.inc (172.21.101.130) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Fri, 1 Feb 2019 19:21:59 +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: , , , , CC: , , , , , , , , , , , 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 Content-Type: text/plain X-TM-SNTS-SMTP: BA7EB6FEFA8B4F248CB5F9A9318AED8DDB156300E0A646572095589EF414BA532000:8 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 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>; -- 1.9.1