From patchwork Wed Jun 1 11:21:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tinghan Shen X-Patchwork-Id: 12866749 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3392FC433EF for ; Wed, 1 Jun 2022 11:22:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244727AbiFALWP (ORCPT ); Wed, 1 Jun 2022 07:22:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60456 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238488AbiFALWO (ORCPT ); Wed, 1 Jun 2022 07:22:14 -0400 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1498D40E42; Wed, 1 Jun 2022 04:22:11 -0700 (PDT) X-UUID: 131e4688f43a4375a8efce446ab08179-20220601 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.5,REQID:501e9399-13c8-405f-8b90-96a3b6a844ba,OB:0,LO B:0,IP:0,URL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACTI ON:release,TS:0 X-CID-META: VersionHash:2a19b09,CLOUDID:91648f14-f88c-475e-badf-d9ee54230b8f,C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:0,File:nil ,QS:0,BEC:nil X-UUID: 131e4688f43a4375a8efce446ab08179-20220601 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 711226445; Wed, 01 Jun 2022 19:22:05 +0800 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, 1 Jun 2022 19:22:04 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.3 via Frontend Transport; Wed, 1 Jun 2022 19:22:04 +0800 From: Tinghan Shen To: Bjorn Andersson , Mathieu Poirier , Rob Herring , "Krzysztof Kozlowski" , Matthias Brugger , Lee Jones , Benson Leung , Guenter Roeck , Daisuke Nojiri , Sebastian Reichel , "Dustin L. Howett" , Tzung-Bi Shih , Tinghan Shen , "Gustavo A. R. Silva" , Prashant Malani , "Enric Balletbo i Serra" , Brian Norris CC: , , , , , , , Subject: [PATCH v1 00/15] Add support for MT8195 SCP 2nd core Date: Wed, 1 Jun 2022 19:21:46 +0800 Message-ID: <20220601112201.15510-1-tinghan.shen@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org The MT8195 System Companion Processor(SCP) is a dual-core RISC-V MCU. Current mediatek remoteproc driver only supports bring-up single core SCP or the 1st core of a dual-core SCP. This series support to bring-up the 2nd core of a dual-core SCP. Tinghan Shen (15): dt-binding: remoteproc: mediatek: Support dual-core SCP remoteproc: Kconfig: Add mt8195 SCP dual core configuration remoteproc: mediatek: Support hanlding scp core 1 wdt timeout remoteproc: mediatek: Add SCP core 1 register definitions remoteproc: mediatek: Add SCP core 1 driver for dual-core scp remoteproc: mediatek: Add SCP core 1 rproc operations remoteproc: mediatek: Add SCP core 1 reserved memory support remoteproc: mediatek: Add SCP core 1 interrupt support remoteproc: mediatek: Register SCP core 1 initialization ipi remoteproc: mediatek: Add chip dependent operations for SCP core 1 remoteproc: mediatek: Add SCP core 1 SRAM offset remoteproc: mediatek: SCP core 1 as a rproc subdevice remoteproc: mediatek: Wait SCP core 1 probe done remoteproc: mediatek: Support rpmsg for SCP core 1 mfd: cros_ec: Add SCP 2nd core as a new CrOS EC MCU .../bindings/remoteproc/mtk,scp.yaml | 12 + drivers/mfd/cros_ec_dev.c | 5 + drivers/remoteproc/Kconfig | 10 + drivers/remoteproc/Makefile | 1 + drivers/remoteproc/mtk_common.h | 50 +++ drivers/remoteproc/mtk_scp.c | 92 ++++- drivers/remoteproc/mtk_scp_dual.c | 320 ++++++++++++++++++ drivers/remoteproc/mtk_scp_subdev.c | 163 +++++++++ .../linux/platform_data/cros_ec_commands.h | 2 + include/linux/platform_data/cros_ec_proto.h | 1 + 10 files changed, 644 insertions(+), 12 deletions(-) create mode 100644 drivers/remoteproc/mtk_scp_dual.c create mode 100644 drivers/remoteproc/mtk_scp_subdev.c