From patchwork Wed Feb 15 04:12:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tinghan Shen X-Patchwork-Id: 13141287 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 23939C636D4 for ; Wed, 15 Feb 2023 04:14:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=rr0/juJ+fD6IngZtI8Dgokdzxv9u0h2Dfi7uN+xuc/M=; b=DuhLdr/jBKbEAX UXTehfGo0K189nGQPnO3fNsPI5rowUn7pxXQZVWmJ6phmFT08J3llV3nrEJB8kqcWkTckbiUAvTXw cznlKec1nDNi5nLTIdvuUV8pnxET6B5jcBoOrHKicnxFECKIifq26VolbeSqYEKBqOU8WfpaghHWt e84juoO2fTmnk1PreVSY2ZenBNjfIX7bEZv/kgwLCvMuPV618CZS370pTxkCfOB5aK8LEMwwELZ3Q AN/eaB1/E1LzF6knrtJ2lqf88d6ipdcb+mPYDgA9Er8Xr+B8P0GPZaO6MDD9QR5xw0Sp3XiT4Bl+s B7Wssl/g7hGAt9blvC/Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pS9AS-004aTG-73; Wed, 15 Feb 2023 04:13:16 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pS9AK-004aOf-VH; Wed, 15 Feb 2023 04:13:12 +0000 X-UUID: 092d5baeace711edbbe3f76fe852e059-20230214 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=b7x8YxesTymoInlVceUQpEbihjM+o7uEEDU4Ea9Jrt8=; b=DrvvgLGGQ/eRr5KCnBQjfjQsthapbcQZ+l9uspKydZUmIsUeFFpWccYI9R7JKc8z7CuLTp0c+hZWqsPtoVkS27JfPc/ebWjmGEeAhqWsmFh6jbf1X3cS2XUYNd0JaXakZWk0H9yhIdcCi4X75KomijzIJhE4lNnXwN95t2aWpWM=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.19,REQID:9be2cdba-ae9f-43d1-90eb-93a3e84bc68f,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:885ddb2,CLOUDID:467709f3-ddba-41c3-91d9-10eeade8eac7,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0 X-CID-BVR: 0 X-UUID: 092d5baeace711edbbe3f76fe852e059-20230214 Received: from mtkmbs11n2.mediatek.inc [(172.21.101.187)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1894959896; Tue, 14 Feb 2023 21:13:00 -0700 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.3; Wed, 15 Feb 2023 12:12:58 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Wed, 15 Feb 2023 12:12:58 +0800 From: Tinghan Shen To: Bjorn Andersson , Mathieu Poirier , Rob Herring , "Krzysztof Kozlowski" , Matthias Brugger , AngeloGioacchino Del Regno , Tinghan Shen CC: , , , , , Subject: [PATCH v7 00/12] Add support for MT8195 SCP 2nd core Date: Wed, 15 Feb 2023 12:12:45 +0800 Message-ID: <20230215041257.14548-1-tinghan.shen@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230214_201309_639180_E909B9B2 X-CRM114-Status: GOOD ( 11.65 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The mediatek remoteproc driver currently only allows bringing up a single core SCP, e.g. MT8183. It also only bringing up the 1st core in SoCs with a dual-core SCP, e.g. MT8195. This series support to bring-up the 2nd core of the dual-core SCP. v6 -> v7: 1. merge the mtk_scp_cluster struct into the mtk_scp structure at the "Probe multi-core SCP" patch v5 -> v6: 1. move the mtk_scp_of_regs structure from mtk_common.h to mtk_scp.c 2. rename the SCP core 0 label from 'scp' to 'scp_c0' v4 -> v5: 1. move resource release actions to the platform driver remove operation 2. fix dual-core watchdog handling v3 -> v4: 1. change the representation of dual-core SCP in dts file and update SCP yaml 2. rewrite SCP driver to reflect the change of dts node 3. drop 'remove redundant call of rproc_boot for SCP' in v3 for further investigation v2 -> v3: 1. change the representation of dual-core SCP in dts file and update SCP yaml 2. rewrite SCP driver to reflect the change of dts node 3. add SCP core 1 node to mt8195.dtsi 4. remove redundant call of rproc_boot for SCP 5. refine IPI error message v1 -> v2: 1. update dt-binding property description 2. remove kconfig for scp dual driver 3. merge mtk_scp_dual.c and mtk_scp_subdev.c to mtk_scp.c Tinghan Shen (12): dt-bindings: remoteproc: mediatek: Improve the rpmsg subnode definition arm64: dts: mediatek: mt8183-kukui: Update the node name of SCP rpmsg subnode dt-bindings: remoteproc: mediatek: Support MT8195 dual-core SCP remoteproc: mediatek: Add SCP core 1 register definitions remoteproc: mediatek: Add MT8195 SCP core 1 operations remoteproc: mediatek: Extract remoteproc initialization flow remoteproc: mediatek: Probe multi-core SCP remoteproc: mediatek: Control SCP core 1 by rproc subdevice remoteproc: mediatek: Setup MT8195 SCP core 1 SRAM offset remoteproc: mediatek: Handle MT8195 SCP core 1 watchdog timeout remoteproc: mediatek: Refine ipi handler error message arm64: dts: mediatek: mt8195: Add SCP 2nd core .../bindings/remoteproc/mtk,scp.yaml | 176 +++++++- .../arm64/boot/dts/mediatek/mt8183-kukui.dtsi | 2 +- .../boot/dts/mediatek/mt8195-cherry.dtsi | 6 +- arch/arm64/boot/dts/mediatek/mt8195.dtsi | 32 +- drivers/remoteproc/mtk_common.h | 38 ++ drivers/remoteproc/mtk_scp.c | 401 ++++++++++++++++-- 6 files changed, 596 insertions(+), 59 deletions(-)