From patchwork Thu Feb 9 07:40:09 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tinghan Shen X-Patchwork-Id: 13134107 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 91C28C61DA4 for ; Thu, 9 Feb 2023 07:42:34 +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=hcLIc81BfXsLJYIrBaBhrg75sB1uIsGZ5+yOinljIIw=; b=jG2QB1Y8dOS3LD HnUucmA5MQagiP8fkqJsaKj228UkDCOcFEaRAEPfl8FlvVBnVWpeL8Gd8cMosYkR9q7jvwik8f1b9 /OBBNE2JAYR9FGrYwPjJm6eQhjJS7nUFdEuH8i8MZe9qg7TuRZQGKj/OY+eM+ihQKOSHtedyFg1s5 A/B6aZ5sz9qE5ExxdfxZvkbOdpx1Ptp3PdD3GfAWFLHD1SbHjrhl8kFmH+OCuauwO30oLKD+xdbix Wba7rmzAf/sWJRZ/4E9YVEXQtcRFWm2q+tpCsKTXIrmrisr7aCBnlJ+43ywjyGRC7YJpV8SZJR061 tR5rOhBtQUa7MyX66DLw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pQ1Ym-000Ow1-Dr; Thu, 09 Feb 2023 07:41:36 +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 1pQ1Yb-000OnC-Ic; Thu, 09 Feb 2023 07:41:26 +0000 X-UUID: 26318566a84d11eda08d4d6090ec5a5c-20230209 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=3RdlGf5o9oSwsBqa8yUw4GrtzefR9uO3DrtXxX/Rpt4=; b=avIBGNqg0amrxdMF3RIDdMn+WM6Py/IYW7Wwfkhh2Na4omSdZqPUoEEWYBLM7dEO6syoAsFrfL0ky/qjScpZOP9r1nIjJj+/ArKx6F0c6KwmQr0FXuKyux+G3ZvZLxzyI9UPtzlletGyS2ZYyijBk/KwYSGgCv1uMMllR8rxoF8=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.19,REQID:f0251ef0-8e6b-49bb-b84e-e92edbf005bf,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:ed59c556-dd49-462e-a4be-2143a3ddc739,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: 26318566a84d11eda08d4d6090ec5a5c-20230209 Received: from mtkmbs11n2.mediatek.inc [(172.21.101.187)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1409397558; Thu, 09 Feb 2023 00:41:22 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) 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; Thu, 9 Feb 2023 15:40:48 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Thu, 9 Feb 2023 15:40:48 +0800 From: Tinghan Shen To: Bjorn Andersson , Mathieu Poirier , Rob Herring , "Krzysztof Kozlowski" , Matthias Brugger , AngeloGioacchino Del Regno , Tinghan Shen CC: , , , , , Subject: [PATCH v4 00/12] Add support for MT8195 SCP 2nd core Date: Thu, 9 Feb 2023 15:40:09 +0800 Message-ID: <20230209074021.13936-1-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-20230208_234125_647432_1CC4D60A X-CRM114-Status: GOOD ( 11.10 ) 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. 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 | 379 ++++++++++++++++-- 6 files changed, 580 insertions(+), 58 deletions(-)