From patchwork Wed May 22 10:00:32 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robin Gong X-Patchwork-Id: 10955519 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D04E31390 for ; Wed, 22 May 2019 10:02:15 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BB40B28B59 for ; Wed, 22 May 2019 10:02:15 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A9186289D8; Wed, 22 May 2019 10:02:15 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 363A928A7C for ; Wed, 22 May 2019 10:02:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:In-Reply-To:References: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Jd7PreIkXv5K3dj2ENXWReZCIyQhAV5viV8XyIBYyw0=; b=MxJJaUQVAgtczz 5lAkE+Jz6jjJJg7oLBQ/H9slE+GRrP7sZAavzHWDTj2bdPtmkcatVsx2GbC3RE17LR8CnZrN04lka sQRSG/UuX3sji+5WZqIuGERq8pRKMa80UNx3iehRYr0ZjIh9MIsBHSBj0nuhYWDDfol/Q8dL9Gpcu Gox4k44QBttWRHFM4aG1NDEY1Pw3IETFzDqwBkcZ4nCEn26xS7X5CowQBZso7ydkTceQRQDkoO1OR bQcu6GKOaUvh9ZbFk+T4pj/ePMJjKK3ySjPI/F+LI1JEcSgic72FGMRWeTwc1uno8Z14xYeo/qugW NAAxv4LJHtqjg7uqgbGg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hTO4X-0006qh-Ml; Wed, 22 May 2019 10:02:09 +0000 Received: from mail-eopbgr60075.outbound.protection.outlook.com ([40.107.6.75] helo=EUR04-DB3-obe.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hTO3B-0004ug-KB for linux-arm-kernel@lists.infradead.org; Wed, 22 May 2019 10:00:57 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=ct68dR1Lh5CraaVS62exIjxqn/tFhxqLEnSbpighZMw=; b=bhP3+/dS2lfiR64yOtxeD3aa0UMpKfekmajllg3Z6UJ3HPKE453mNr/p2Z7e4Lm7G5G6Md+QRAwyBZkGVJyx6dxtxTs8nvW7rQnIJQAit82x7rb0l0Wl/S/QIeKVqI8sIqpw7yCRcMR+uVGL6XZgOkrjB4YEjhX4ln3slE1MWKs= Received: from VI1PR04MB4543.eurprd04.prod.outlook.com (20.177.55.90) by VI1PR04MB3149.eurprd04.prod.outlook.com (10.170.229.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1900.18; Wed, 22 May 2019 10:00:32 +0000 Received: from VI1PR04MB4543.eurprd04.prod.outlook.com ([fe80::5062:df97:a70b:93f8]) by VI1PR04MB4543.eurprd04.prod.outlook.com ([fe80::5062:df97:a70b:93f8%7]) with mapi id 15.20.1900.020; Wed, 22 May 2019 10:00:32 +0000 From: Robin Gong To: "robh@kernel.org" , "broonie@kernel.org" , "shawnguo@kernel.org" , "s.hauer@pengutronix.de" , "festevam@gmail.com" , "mark.rutland@arm.com" , "vkoul@kernel.org" , "dan.j.williams@intel.com" , "u.kleine-koenig@pengutronix.de" , "plyatov@gmail.com" , "catalin.marinas@arm.com" , "l.stach@pengutronix.de" Subject: [PATCH v4 09/14] dmaengine: imx-sdma: remove ERR009165 on i.mx6ul Thread-Topic: [PATCH v4 09/14] dmaengine: imx-sdma: remove ERR009165 on i.mx6ul Thread-Index: AQHVEIUxNfPurw4hgUio/AV0jNSOUQ== Date: Wed, 22 May 2019 10:00:32 +0000 Message-ID: <1558548188-1155-10-git-send-email-yibin.gong@nxp.com> References: <1558548188-1155-1-git-send-email-yibin.gong@nxp.com> In-Reply-To: <1558548188-1155-1-git-send-email-yibin.gong@nxp.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.7.4 x-clientproxiedby: HK2PR04CA0045.apcprd04.prod.outlook.com (2603:1096:202:14::13) To VI1PR04MB4543.eurprd04.prod.outlook.com (2603:10a6:803:6d::26) authentication-results: spf=none (sender IP is ) smtp.mailfrom=yibin.gong@nxp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [119.31.174.66] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 72bc11d2-524c-4d50-3644-08d6de9c53c3 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; PCL:0; RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600141)(711020)(4605104)(4618075)(2017052603328)(7193020); SRVR:VI1PR04MB3149; x-ms-traffictypediagnostic: VI1PR04MB3149: x-ms-exchange-purlcount: 1 x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:8273; x-forefront-prvs: 0045236D47 x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(366004)(199004)(189003)(2501003)(446003)(11346002)(2616005)(186003)(68736007)(26005)(5660300002)(476003)(86362001)(71190400001)(50226002)(54906003)(110136005)(66066001)(76176011)(486006)(4326008)(7736002)(52116002)(2201001)(71200400001)(36756003)(6512007)(99286004)(7416002)(6306002)(386003)(8676002)(6506007)(305945005)(53936002)(81166006)(66446008)(25786009)(64756008)(81156014)(6436002)(256004)(6486002)(966005)(102836004)(14454004)(73956011)(8936002)(498600001)(2906002)(66946007)(66476007)(14444005)(66556008)(6116002)(3846002)(921003)(1121003); DIR:OUT; SFP:1101; SCL:1; SRVR:VI1PR04MB3149; H:VI1PR04MB4543.eurprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: k7gy1jyVxSCcl/6of9kIpPSsWgwdILDphp5ov0z0VfacoqCAMA7wjjOacvVkBPG246phqN8J0DzWtgriGIaxvXeh5CLxQsupqGGFSGJK59uS3hXchHPfHZD+bXXRjt0w3UtgeqrVSuikOUVRh1M6gesw/vJi45H6pGGaol6B0ukF2hfBhHEPliDu7mR27RYLNYDNb2qA2uBd2SpbAqqmtBKVqk6nwxjAqojU+JVPYSZ9mo+JXQ6axGBVpKXk2jivURLBfiAHbc8t8y62mGOdAhTlen50Yb/i9oIXPTrgnwmU8mfZafKy7X0vFIG0BUDhrbnpWrZV6hqjCQCYv1csZzH2NcgHCmHRV0rPIGDeCJslxGCkrINEMDurSP2wjMMntUEAItaYPfEc2JJsK2t69+luWVqpcRtI522ZymXOMFQ= MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 72bc11d2-524c-4d50-3644-08d6de9c53c3 X-MS-Exchange-CrossTenant-originalarrivaltime: 22 May 2019 10:00:32.5068 (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-Transport-CrossTenantHeadersStamped: VI1PR04MB3149 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190522_030046_345471_12F9E568 X-CRM114-Status: GOOD ( 15.83 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-spi@vger.kernel.org" , dl-linux-imx , "kernel@pengutronix.de" , "dmaengine@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP ECSPI issue fixed from i.mx6ul at hardware level, no need ERR009165 anymore on those chips such as i.mx8mq. Add i.mx6sx from where i.mx6ul source. Signed-off-by: Robin Gong Acked-by: Vinod Koul --- drivers/dma/imx-sdma.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 50 insertions(+), 1 deletion(-) diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c index 352b0d5..a495c7f 100644 --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -419,6 +419,13 @@ struct sdma_driver_data { int num_events; struct sdma_script_start_addrs *script_addrs; bool check_ratio; + /* + * ecspi ERR009165 fixed should be done in sdma script + * and it has been fixed in soc from i.mx6ul. + * please get more information from the below link: + * https://www.nxp.com/docs/en/errata/IMX6DQCE.pdf + */ + bool ecspi_fixed; }; struct sdma_engine { @@ -539,6 +546,31 @@ static struct sdma_driver_data sdma_imx6q = { .script_addrs = &sdma_script_imx6q, }; +static struct sdma_script_start_addrs sdma_script_imx6sx = { + .ap_2_ap_addr = 642, + .uart_2_mcu_addr = 817, + .mcu_2_app_addr = 747, + .uartsh_2_mcu_addr = 1032, + .mcu_2_shp_addr = 960, + .app_2_mcu_addr = 683, + .shp_2_mcu_addr = 891, + .spdif_2_mcu_addr = 1100, + .mcu_2_spdif_addr = 1134, +}; + +static struct sdma_driver_data sdma_imx6sx = { + .chnenbl0 = SDMA_CHNENBL0_IMX35, + .num_events = 48, + .script_addrs = &sdma_script_imx6sx, +}; + +static struct sdma_driver_data sdma_imx6ul = { + .chnenbl0 = SDMA_CHNENBL0_IMX35, + .num_events = 48, + .script_addrs = &sdma_script_imx6sx, + .ecspi_fixed = true, +}; + static struct sdma_script_start_addrs sdma_script_imx7d = { .ap_2_ap_addr = 644, .uart_2_mcu_addr = 819, @@ -584,9 +616,15 @@ static const struct platform_device_id sdma_devtypes[] = { .name = "imx6q-sdma", .driver_data = (unsigned long)&sdma_imx6q, }, { + .name = "imx6sx-sdma", + .driver_data = (unsigned long)&sdma_imx6sx, + }, { .name = "imx7d-sdma", .driver_data = (unsigned long)&sdma_imx7d, }, { + .name = "imx6ul-sdma", + .driver_data = (unsigned long)&sdma_imx6ul, + }, { .name = "imx8mq-sdma", .driver_data = (unsigned long)&sdma_imx8mq, }, { @@ -602,7 +640,9 @@ static const struct of_device_id sdma_dt_ids[] = { { .compatible = "fsl,imx35-sdma", .data = &sdma_imx35, }, { .compatible = "fsl,imx31-sdma", .data = &sdma_imx31, }, { .compatible = "fsl,imx25-sdma", .data = &sdma_imx25, }, + { .compatible = "fsl,imx6sx-sdma", .data = &sdma_imx6sx, }, { .compatible = "fsl,imx7d-sdma", .data = &sdma_imx7d, }, + { .compatible = "fsl,imx6ul-sdma", .data = &sdma_imx6ul, }, { .compatible = "fsl,imx8mq-sdma", .data = &sdma_imx8mq, }, { /* sentinel */ } }; @@ -1166,8 +1206,17 @@ static int sdma_config_channel(struct dma_chan *chan) if (sdmac->peripheral_type == IMX_DMATYPE_ASRC_SP || sdmac->peripheral_type == IMX_DMATYPE_ASRC) sdma_set_watermarklevel_for_p2p(sdmac); - } else + } else { + /* + * ERR009165 fixed from i.mx6ul, no errata need, + * set bit31 to let sdma script skip the errata. + */ + if (sdmac->peripheral_type == IMX_DMATYPE_CSPI && + sdmac->direction == DMA_MEM_TO_DEV && + sdmac->sdma->drvdata->ecspi_fixed) + __set_bit(31, &sdmac->watermark_level); __set_bit(sdmac->event_id0, sdmac->event_mask); + } /* Address */ sdmac->shp_addr = sdmac->per_address;