From patchwork Thu May 6 04:08:40 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Peng Fan (OSS)" X-Patchwork-Id: 12241625 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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 0F0E7C433B4 for ; Thu, 6 May 2021 04:25:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E5DED610E6 for ; Thu, 6 May 2021 04:25:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232915AbhEFE0S (ORCPT ); Thu, 6 May 2021 00:26:18 -0400 Received: from mail-db8eur05on2055.outbound.protection.outlook.com ([40.107.20.55]:21472 "EHLO EUR05-DB8-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S232847AbhEFE0O (ORCPT ); Thu, 6 May 2021 00:26:14 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=HMe41RcOSY18+O85qhg0fd/cZdaBlPm3nvPp6CdmJ6UIssJjjGv5xV0W2JBDm98WYi3lz9kKOk88iBVvs6Z/raU5l01sajAlGWrwVr+UeCSYAdc5KS5yz222Vot3xuWNkuOCJinylUVsTsoSX6tw9eCOCYhWSYwYwG2p296RfjTizyOgH8P9L3HMrQY+fk4W4FtThd7eAQj101usz5WJCqeGv9GJOawJ4cNA1dpEI2hSzgTaP+x++ATCUJpGDjqfILBf7QCdfkh0TwGFnit6jWPi3blH4qDHMumbdq0YDEBbMA0mevOYSOVZ0MMgHvbk5B3h99yoGJBLnxRFtY2+XQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=DIJPvyXTkoBhcPI0vQASlR3kY78KULzsmBHaugDn8KM=; b=G0GGWww7xpXWsOR79LydFqyHZibiz1CO7ipNxIyuui6KWkpW3SGSGy1GWCzRW8QPWMta40eyWfOyE7Ztjq7e7gIlJS2D6rsfuLHr+rQHrZU6Y+i0MbW6ixLaBbZ3GECjkp4TiVYIjiPFzXvB226M3vGRwVj7vCtDw7IKHP9LWtgHlhypRc/bWcHbWjNTYDFZ1Lmk/zAPLJ1SGshV4YV4gYV3js8SzV26XJYD3KIBkFEHhO5/MG4JW99AkMeRSBJLQ5lMm978nSoom8zMIm48HU5y2/RQjEcP9Bh1WjcW88AhMWNx84A+7NlnzPpp/Y4EvlEsYCozPLes/MGIZuMA8g== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oss.nxp.com; dmarc=pass action=none header.from=oss.nxp.com; dkim=pass header.d=oss.nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=NXP1.onmicrosoft.com; s=selector2-NXP1-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=DIJPvyXTkoBhcPI0vQASlR3kY78KULzsmBHaugDn8KM=; b=eH9jdsFztbgTLJMlHHPdqyz9ya50rh32SY+dCv4wRr6dRgLJHeSlSejM8lPBAEEaDMBWvI9eJ+YYuvHKcCRKtS0nygeedIUZcL59CjkyRYthFXMG8Ph2SA3Zx5VjqyC8svJ3a8Cw1QWYsav8RUNLyb/VD6kpy482DFMVRXpGrXM= Authentication-Results: wizery.com; dkim=none (message not signed) header.d=none;wizery.com; dmarc=none action=none header.from=oss.nxp.com; Received: from DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) by DB6PR04MB3126.eurprd04.prod.outlook.com (2603:10a6:6:7::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4065.20; Thu, 6 May 2021 04:25:15 +0000 Received: from DB6PR0402MB2760.eurprd04.prod.outlook.com ([fe80::45b9:c993:87ec:9a64]) by DB6PR0402MB2760.eurprd04.prod.outlook.com ([fe80::45b9:c993:87ec:9a64%8]) with mapi id 15.20.4065.039; Thu, 6 May 2021 04:25:15 +0000 From: peng.fan@oss.nxp.com To: ohad@wizery.com, bjorn.andersson@linaro.org, mathieu.poirier@linaro.org, o.rempel@pengutronix.de, robh+dt@kernel.org, devicetree@vger.kernel.org Cc: shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-remoteproc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Peng Fan Subject: [PATCH V6 5/8] remoteproc: imx_rproc: initial support for mutilple start/stop method Date: Thu, 6 May 2021 12:08:40 +0800 Message-Id: <1620274123-1461-6-git-send-email-peng.fan@oss.nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1620274123-1461-1-git-send-email-peng.fan@oss.nxp.com> References: <1620274123-1461-1-git-send-email-peng.fan@oss.nxp.com> X-Originating-IP: [119.31.174.66] X-ClientProxiedBy: SG2PR02CA0055.apcprd02.prod.outlook.com (2603:1096:4:54::19) To DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (119.31.174.66) by SG2PR02CA0055.apcprd02.prod.outlook.com (2603:1096:4:54::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.4108.25 via Frontend Transport; Thu, 6 May 2021 04:25:11 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 4a7e877c-f490-441b-baf9-08d91046f25a X-MS-TrafficTypeDiagnostic: DB6PR04MB3126: X-MS-Exchange-SharedMailbox-RoutingAgent-Processed: True X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:153; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DB6PR0402MB2760.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(39850400004)(366004)(136003)(396003)(376002)(346002)(26005)(38350700002)(52116002)(9686003)(2906002)(66946007)(6486002)(8676002)(6506007)(16526019)(7416002)(5660300002)(6512007)(38100700002)(186003)(478600001)(2616005)(316002)(6666004)(86362001)(66476007)(66556008)(956004)(8936002)(4326008)(69590400013);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4a7e877c-f490-441b-baf9-08d91046f25a X-MS-Exchange-CrossTenant-AuthSource: DB6PR0402MB2760.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 May 2021 04:25:15.1342 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 6gd5X8z1ZsQJ57tw09D9tfauTMHbMy1pA3AivMbaYLpAlGLkDYEajWHEFh6ZB5rKULDOneP5qNHAszLRIuEdCw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB6PR04MB3126 Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org From: Peng Fan Add three methods IMX_RPROC_NONE(no need start/stop), IMX_RPROC_MMIO (start/stop through mmio) and IMX_RPROC_SMC(start/stop through ARM SMCCC). The current SoCs supported are all using IMX_RPROC_MMIO. Signed-off-by: Peng Fan Reviewed-by: Mathieu Poirier --- drivers/remoteproc/imx_rproc.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c index 06dac92e98e6..6289aeae95b6 100644 --- a/drivers/remoteproc/imx_rproc.c +++ b/drivers/remoteproc/imx_rproc.c @@ -74,6 +74,15 @@ struct imx_rproc_att { int flags; }; +/* Remote core start/stop method */ +enum imx_rproc_method { + IMX_RPROC_NONE, + /* Through syscon regmap */ + IMX_RPROC_MMIO, + /* Through ARM SMCCC */ + IMX_RPROC_SMC, +}; + struct imx_rproc_dcfg { u32 src_reg; u32 src_mask; @@ -81,6 +90,7 @@ struct imx_rproc_dcfg { u32 src_stop; const struct imx_rproc_att *att; size_t att_size; + enum imx_rproc_method method; }; struct imx_rproc { @@ -183,6 +193,7 @@ static const struct imx_rproc_dcfg imx_rproc_cfg_imx8mq = { .src_stop = IMX7D_M4_STOP, .att = imx_rproc_att_imx8mq, .att_size = ARRAY_SIZE(imx_rproc_att_imx8mq), + .method = IMX_RPROC_MMIO, }; static const struct imx_rproc_dcfg imx_rproc_cfg_imx7d = { @@ -192,6 +203,7 @@ static const struct imx_rproc_dcfg imx_rproc_cfg_imx7d = { .src_stop = IMX7D_M4_STOP, .att = imx_rproc_att_imx7d, .att_size = ARRAY_SIZE(imx_rproc_att_imx7d), + .method = IMX_RPROC_MMIO, }; static const struct imx_rproc_dcfg imx_rproc_cfg_imx6sx = { @@ -201,6 +213,7 @@ static const struct imx_rproc_dcfg imx_rproc_cfg_imx6sx = { .src_stop = IMX6SX_M4_STOP, .att = imx_rproc_att_imx6sx, .att_size = ARRAY_SIZE(imx_rproc_att_imx6sx), + .method = IMX_RPROC_MMIO, }; static int imx_rproc_start(struct rproc *rproc)