From patchwork Fri Feb 10 08:59:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tinghan Shen X-Patchwork-Id: 13135598 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 7721DC05027 for ; Fri, 10 Feb 2023 09:21:52 +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=eTzJIybJc/KBZpQXiT0cCnfhXcjIB0she4b0mYys0dQ=; b=dLThH5MGaJgean moUQ7+ys07/EuDroYaK5jEgog4a4/cnRvFQGtyiIOsX21ovrJ+rvmW5I1Z2MnBv95B4XlYvQa8TXJ pJqD0TcrzQFBye0zAmjFWZpZ17yeeqjqF7qCfaJrlEYSSX/rT1j2sM7WtWti3M//yZ6sliEG4slm6 mvYKrIxRgE+9Xp+GdVWBGm5/rtPsXTDTL4hWs8npdbX5fT0O2spl6fBej6PfKINtdMgO2B9g+7JfI o0VvutCA/YVXWBULM1OrsuQvIGuP+zUz8HMBtsAB3FUPBbyEIWINtljX6nWSvF/TLG3xOeceqK0OM NYfRShca8omi5B/CdsZw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pQPaL-0052Ly-4r; Fri, 10 Feb 2023 09:20:49 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pQPZm-00524H-5a; Fri, 10 Feb 2023 09:20:15 +0000 X-UUID: 1c41d9caa92411eda08d4d6090ec5a5c-20230210 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=8FYWd+iAXT34d9PcavNdGaTvs53YNtNammucihBC7MU=; b=Zz4ClDqAk4rHMnCuB9M+tpUMWVRXte8gpc6zSiKenxtUf7ALti9M3F9e43ct4Yn6Z5jVytcx6GJUGzyeB4Ny3t9INfPvwtKVAb3xvJQraakQCEP80dKidHmzYUAfVdhDt75IjpnIzyKnuzm5o60y2fWRX9KZzCVgk88LnFLBP5U=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.19,REQID:dc4c9dbf-4612-4106-8add-f6d918a3da42,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:ac8310f8-ff42-4fb0-b929-626456a83c14,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: 1c41d9caa92411eda08d4d6090ec5a5c-20230210 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 942104667; Fri, 10 Feb 2023 02:20:07 -0700 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs13n1.mediatek.inc (172.21.101.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Fri, 10 Feb 2023 16:59:33 +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; Fri, 10 Feb 2023 16:59:33 +0800 From: Tinghan Shen To: Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Matthias Brugger , AngeloGioacchino Del Regno , Tinghan Shen CC: , , , , , Subject: [PATCH v5 00/12] Add support for MT8195 SCP 2nd core Date: Fri, 10 Feb 2023 16:59:19 +0800 Message-ID: <20230210085931.8941-1-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-20230210_012014_284003_A05F32DA X-CRM114-Status: GOOD ( 11.55 ) 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. 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 | 4 + arch/arm64/boot/dts/mediatek/mt8195.dtsi | 30 +- drivers/remoteproc/mtk_common.h | 47 +++ drivers/remoteproc/mtk_scp.c | 392 ++++++++++++++++-- 6 files changed, 594 insertions(+), 57 deletions(-)