From patchwork Thu Jan 27 14:29:57 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Swapnil Kashinath Jakhade X-Patchwork-Id: 12726866 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 784D5C433F5 for ; Thu, 27 Jan 2022 14:35:17 +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:References:In-Reply-To: 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: List-Owner; bh=SxLVVkyGhjXicVyRKXv3xdd1uyfoDaP8O9cXUAvp3to=; b=iEbizJJQmg+XUW HpLUscGrL5aC+qSiC+pmqA5KVeN9oS01wHKjbp6n4/ywKRnSW9GlHC2pjA85SbWsg1YdcOsmJeeNP DqcB/SCyRJ5d3ec7bPF4q56VI8OXogdVbUNgD97BMuBLVWdIDSYKhvB3NG2XpAdBVVISeiX+WOQ3K vzh+pj1TuHQlL1ncOFA7XxeGvKVB0awSWofDHh4Az06CZDNsIzUhTKMpfDPqNo5r5HiXIJCBhH+k9 sXWEfMO8affkhjvSfxIz5UTxzkcARhLR87CgcEJJVKHqKsfPBplZdSb31njO5URQgeOZJ6kp1TR1R cLN4IudxRX2Ezu54ASXg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nD5ro-00G5Ha-U9; Thu, 27 Jan 2022 14:35:16 +0000 Received: from mx0a-0014ca01.pphosted.com ([208.84.65.235]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nD5rm-00G5H9-6V for linux-phy@lists.infradead.org; Thu, 27 Jan 2022 14:35:16 +0000 Received: from pps.filterd (m0042385.ppops.net [127.0.0.1]) by mx0a-0014ca01.pphosted.com (8.16.1.2/8.16.1.2) with ESMTP id 20RCiouE030268; Thu, 27 Jan 2022 06:35:12 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cadence.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=proofpoint; bh=ChTtrWurhMnx3QHnl0ws1O+Y8m0EgdmEm7HOJp53LP0=; b=dfwm66IFaXTjnifnKkZjFOJ3uYT2H2QM/fMko1XEQ8vBhiAsklgrZOGdJdjEzIZNhVps 1+MIF8HEvxIocf9G8LVzRPlYfCxjM1MbCTjRmL4a7zpuOWnfP7shyHvGEgGb6acQ9MaR llU0a+c4jEMWtvoDTr+rX+KC5Gn/m7vkpw/g7B9kvznmpcHtKLKtxvGZ1cRPZgbzj0My 2rTjP9S9T1lvjSnxJs38ULNygkdk439SA6noSRHCWMYOftcwK2R38Tdt/PiMeudXsxnl i1fKepMFl6sCyVdn13O4rO/r3niwD5DluXrC/s/RZwApQSdFpKHZPftZQxzL9/NCQgR4 Dg== Received: from nam04-mw2-obe.outbound.protection.outlook.com (mail-mw2nam08lp2172.outbound.protection.outlook.com [104.47.73.172]) by mx0a-0014ca01.pphosted.com (PPS) with ESMTPS id 3duunv0a97-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 27 Jan 2022 06:35:11 -0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=loVurIpUHrhbsAAQ3HCwueRcEGq5ziROvQo2avJ9Q1AAKmq0IvkCdn3Nc3vlkD+ALUCoXTBxb9ZJ4/QbVQ5/BzFlYH66sTPurx8K6rHxM39rH8zGQ/sSV9TSZZUP13GR+IfQ2crQYpkM9JqIQJCY6+US77aetSWNsdeOlyMDMGKJ62I1CFv0unYR72ymwfdr3lhHc+axGYY2gupavyrqsH/QZxLo9KT0RjeRd9EIRDBSWz18X/QLxOFJrFGwzdp6SSLQISWDH5gUPFgFtXKOp5EHCFG8Bm5XsJbgdiaBs5cihhGoFjk7hg9UTrQId1ByO5dponJm39AhSZFY80EsMw== 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-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=ChTtrWurhMnx3QHnl0ws1O+Y8m0EgdmEm7HOJp53LP0=; b=WhKRBb8cjpqsJA4mcOS14uXZrRwWnXKTXE5fDk5/l5IE3xTTUxsjFA4AYe8/EgrgUSCgQtiak5DAWQjKYgql2r1YrSyM1eeSPPcM1cBnFIbJ76EH9Uxyuojnti01Imu3QRn45gTBpoE1PkG/usviQ+xMEdLxNDLTAEPx4TiG+2p6E8So5EMyy9+zSTKl/LtN+GDaroDeHhdiueyH/qaN6hRueDyVCIhjZNJmSY/6BTQW3IHfrTvcuRRgpPtdGdwGyghQWds5v7CCbW4V0G5JHT42ZBDfvrGjR2cRcT9U3jmryWJJynQnmq/OcDnCv8UaYmCv3/x7viouUAAb1jXd6Q== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 158.140.1.148) smtp.rcpttodomain=lists.infradead.org smtp.mailfrom=cadence.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=cadence.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cadence.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=ChTtrWurhMnx3QHnl0ws1O+Y8m0EgdmEm7HOJp53LP0=; b=UCn2gj6+IJ60MYP0ApboEwmtRGlwKw5IQlijrl+9/z7kI67qS+BECEtaWRHIf9uxs3GRFm7mHXRtWNnMepuzluAcmW5v2i2Uo2okWLn5fCQzCUe1M5KTCTPLvyCH7Ilxn3L7TaesGAdYFkRBVCgAByZ+UBVpRISU6zthgtYVBOM= Received: from BN9PR03CA0178.namprd03.prod.outlook.com (2603:10b6:408:f4::33) by BN8PR07MB6356.namprd07.prod.outlook.com (2603:10b6:408:bd::25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4930.15; Thu, 27 Jan 2022 14:35:08 +0000 Received: from BN8NAM12FT044.eop-nam12.prod.protection.outlook.com (2603:10b6:408:f4:cafe::aa) by BN9PR03CA0178.outlook.office365.com (2603:10b6:408:f4::33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4930.17 via Frontend Transport; Thu, 27 Jan 2022 14:35:08 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 158.140.1.148) smtp.mailfrom=cadence.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=cadence.com; Received-SPF: Pass (protection.outlook.com: domain of cadence.com designates 158.140.1.148 as permitted sender) receiver=protection.outlook.com; client-ip=158.140.1.148; helo=sjmaillnx2.cadence.com; Received: from sjmaillnx2.cadence.com (158.140.1.148) by BN8NAM12FT044.mail.protection.outlook.com (10.13.183.59) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4951.5 via Frontend Transport; Thu, 27 Jan 2022 14:35:07 +0000 Received: from maileu3.global.cadence.com (maileu3.cadence.com [10.160.88.99]) by sjmaillnx2.cadence.com (8.14.4/8.14.4) with ESMTP id 20REZ5ub022389 (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256 verify=OK); Thu, 27 Jan 2022 06:35:06 -0800 X-CrossPremisesHeadersFilteredBySendConnector: maileu3.global.cadence.com Received: from maileu4.global.cadence.com (10.160.110.201) by maileu3.global.cadence.com (10.160.88.99) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 27 Jan 2022 15:34:58 +0100 Received: from vleu-orange.cadence.com (10.160.88.83) by maileu4.global.cadence.com (10.160.110.201) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.2 via Frontend Transport; Thu, 27 Jan 2022 15:34:58 +0100 Received: from vleu-orange.cadence.com (localhost.localdomain [127.0.0.1]) by vleu-orange.cadence.com (8.14.4/8.14.4) with ESMTP id 20REXbRA024948; Thu, 27 Jan 2022 15:34:09 +0100 Received: (from sjakhade@localhost) by vleu-orange.cadence.com (8.14.4/8.14.4/Submit) id 20REXbW3024947; Thu, 27 Jan 2022 15:33:37 +0100 From: Swapnil Jakhade To: , , , CC: , , , Subject: [PATCH 3/4] phy: cadence-torrent: Add PCIe + DP multilink configuration for 100MHz refclk Date: Thu, 27 Jan 2022 15:29:57 +0100 Message-ID: <20220127142958.23465-4-sjakhade@cadence.com> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20220127142958.23465-1-sjakhade@cadence.com> References: <20220127142958.23465-1-sjakhade@cadence.com> MIME-Version: 1.0 X-OrganizationHeadersPreserved: maileu3.global.cadence.com X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 695488f2-e817-4f02-c4b8-08d9e1a2376c X-MS-TrafficTypeDiagnostic: BN8PR07MB6356:EE_ X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:2958; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:158.140.1.148; CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:sjmaillnx2.cadence.com; PTR:unknown.Cadence.COM; CAT:NONE; SFS:(13230001)(4636009)(36092001)(46966006)(40470700004)(36840700001)(26005)(36860700001)(186003)(426003)(1076003)(2616005)(336012)(356005)(70586007)(36756003)(4326008)(2906002)(5660300002)(8676002)(70206006)(30864003)(8936002)(82310400004)(110136005)(86362001)(316002)(47076005)(54906003)(6666004)(40460700003)(42186006)(83380400001)(508600001)(7636003)(20210929001); DIR:OUT; SFP:1101; X-OriginatorOrg: cadence.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Jan 2022 14:35:07.8587 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 695488f2-e817-4f02-c4b8-08d9e1a2376c X-MS-Exchange-CrossTenant-Id: d36035c5-6ce6-4662-a3dc-e762e61ae4c9 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=d36035c5-6ce6-4662-a3dc-e762e61ae4c9; Ip=[158.140.1.148]; Helo=[sjmaillnx2.cadence.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM12FT044.eop-nam12.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN8PR07MB6356 X-Proofpoint-ORIG-GUID: lH5ALgvaZnyo4XkyImxwCmR-dPGn675E X-Proofpoint-GUID: lH5ALgvaZnyo4XkyImxwCmR-dPGn675E X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-01-27_03,2022-01-27_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_check_notspam policy=outbound_check score=0 mlxlogscore=999 priorityscore=1501 adultscore=0 spamscore=0 malwarescore=0 lowpriorityscore=0 mlxscore=0 bulkscore=0 impostorscore=0 clxscore=1015 suspectscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2201270088 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220127_063514_292125_3E98C052 X-CRM114-Status: GOOD ( 13.05 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Add multilink DP configuration support for 100MHz reference clock rate. This is the only clock rate supported currently for multilink PHY configurations. Also, add PCIe + DP multiprotocol multilink register configuration sequences for 100MHz refclk with no SSC. Signed-off-by: Swapnil Jakhade --- drivers/phy/cadence/phy-cadence-torrent.c | 284 +++++++++++++++++----- 1 file changed, 227 insertions(+), 57 deletions(-) diff --git a/drivers/phy/cadence/phy-cadence-torrent.c b/drivers/phy/cadence/phy-cadence-torrent.c index 72adc3a27367..8a14523bc8a1 100644 --- a/drivers/phy/cadence/phy-cadence-torrent.c +++ b/drivers/phy/cadence/phy-cadence-torrent.c @@ -905,74 +905,90 @@ void cdns_torrent_dp_pma_cmn_vco_cfg_100mhz(struct cdns_torrent_phy *cdns_phy, /* Setting VCO for 10.8GHz */ case 2700: case 5400: - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0028); - cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_FBH_OVRD_M0, 0x0022); - cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_FBH_OVRD_M0, 0x0022); - cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_FBL_OVRD_M0, 0x000C); + if (cdns_phy->dp_pll & DP_PLL0) + cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_FBH_OVRD_M0, 0x0022); + + if (cdns_phy->dp_pll & DP_PLL1) { + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0028); + cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_FBH_OVRD_M0, 0x0022); + cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_FBL_OVRD_M0, 0x000C); + } break; /* Setting VCO for 9.72GHz */ case 1620: case 2430: case 3240: - cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_DIAG_M0, 0x0004); - cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_DIAG_M0, 0x0004); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_PADJ_M0, 0x0509); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0509); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_IADJ_M0, 0x0F00); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_IADJ_M0, 0x0F00); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_FILT_PADJ_M0, 0x0F08); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_FILT_PADJ_M0, 0x0F08); - cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x0061); - cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x0061); - cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x3333); - cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x3333); - cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002); - cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002); - cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x0042); - cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x0042); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002); + if (cdns_phy->dp_pll & DP_PLL0) { + cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_DIAG_M0, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_PADJ_M0, 0x0509); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_IADJ_M0, 0x0F00); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_FILT_PADJ_M0, 0x0F08); + cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x0061); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x3333); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x0042); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002); + } + if (cdns_phy->dp_pll & DP_PLL1) { + cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_DIAG_M0, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0509); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_IADJ_M0, 0x0F00); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_FILT_PADJ_M0, 0x0F08); + cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x0061); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x3333); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x0042); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002); + } break; /* Setting VCO for 8.64GHz */ case 2160: case 4320: - cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_DIAG_M0, 0x0004); - cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_DIAG_M0, 0x0004); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_PADJ_M0, 0x0509); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0509); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_IADJ_M0, 0x0F00); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_IADJ_M0, 0x0F00); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_FILT_PADJ_M0, 0x0F08); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_FILT_PADJ_M0, 0x0F08); - cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x0056); - cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x0056); - cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x6666); - cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x6666); - cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002); - cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002); - cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x003A); - cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x003A); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002); + if (cdns_phy->dp_pll & DP_PLL0) { + cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_DIAG_M0, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_PADJ_M0, 0x0509); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_IADJ_M0, 0x0F00); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_FILT_PADJ_M0, 0x0F08); + cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x0056); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x6666); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x003A); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002); + } + if (cdns_phy->dp_pll & DP_PLL1) { + cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_DIAG_M0, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0509); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_IADJ_M0, 0x0F00); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_FILT_PADJ_M0, 0x0F08); + cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x0056); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x6666); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x003A); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002); + } break; /* Setting VCO for 8.1GHz */ case 8100: - cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_DIAG_M0, 0x0004); - cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_DIAG_M0, 0x0004); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_PADJ_M0, 0x0509); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0509); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_IADJ_M0, 0x0F00); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_IADJ_M0, 0x0F00); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_FILT_PADJ_M0, 0x0F08); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_FILT_PADJ_M0, 0x0F08); - cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x0051); - cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x0051); - cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002); - cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002); - cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x0036); - cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x0036); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002); - cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002); + if (cdns_phy->dp_pll & DP_PLL0) { + cdns_torrent_phy_write(regmap, CMN_PLL0_DSM_DIAG_M0, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_PADJ_M0, 0x0509); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CP_IADJ_M0, 0x0F00); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_FILT_PADJ_M0, 0x0F08); + cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x0051); + cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x0036); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002); + } + if (cdns_phy->dp_pll & DP_PLL1) { + cdns_torrent_phy_write(regmap, CMN_PLL1_DSM_DIAG_M0, 0x0004); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_PADJ_M0, 0x0509); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CP_IADJ_M0, 0x0F00); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_FILT_PADJ_M0, 0x0F08); + cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x0051); + cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002); + cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x0036); + cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002); + } break; } } @@ -1714,6 +1730,20 @@ static int cdns_torrent_dp_init(struct phy *phy) return cdns_torrent_dp_start(cdns_phy, inst, phy); } +static int cdns_torrent_dp_multilink_init(struct cdns_torrent_phy *cdns_phy, + struct cdns_torrent_inst *inst, + struct phy *phy) +{ + if (cdns_phy->ref_clk_rate != CLK_100_MHZ) { + dev_err(cdns_phy->dev, "Unsupported Ref Clock Rate\n"); + return -EINVAL; + } + + cdns_torrent_dp_common_init(cdns_phy, inst); + + return cdns_torrent_dp_start(cdns_phy, inst, phy); +} + static int cdns_torrent_derived_refclk_enable(struct clk_hw *hw) { struct cdns_torrent_derived_refclk *derived_refclk = to_cdns_torrent_derived_refclk(hw); @@ -2225,8 +2255,11 @@ static int cdns_torrent_phy_init(struct phy *phy) u32 num_regs; int i, j; - if (cdns_phy->nsubnodes > 1) + if (cdns_phy->nsubnodes > 1) { + if (phy_type == TYPE_DP) + return cdns_torrent_dp_multilink_init(cdns_phy, inst, phy); return 0; + } /** * Spread spectrum generation is not required or supported @@ -2468,6 +2501,12 @@ int cdns_torrent_phy_configure_multilink(struct cdns_torrent_phy *cdns_phy) } } + if (phy_t1 == TYPE_DP) { + ret = cdns_torrent_dp_get_pll(cdns_phy, phy_t2); + if (ret) + return ret; + } + reset_control_deassert(cdns_phy->phys[node].lnk_rst); } @@ -2865,6 +2904,77 @@ static int cdns_torrent_phy_remove(struct platform_device *pdev) return 0; } +/* PCIe and DP link configuration */ +static struct cdns_reg_pairs pcie_dp_link_cmn_regs[] = { + {0x0003, PHY_PLL_CFG}, + {0x0601, CMN_PDIAG_PLL0_CLK_SEL_M0}, + {0x0400, CMN_PDIAG_PLL0_CLK_SEL_M1} +}; + +static struct cdns_reg_pairs pcie_dp_xcvr_diag_ln_regs[] = { + {0x0000, XCVR_DIAG_HSCLK_SEL}, + {0x0001, XCVR_DIAG_HSCLK_DIV}, + {0x0012, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_reg_pairs dp_pcie_xcvr_diag_ln_regs[] = { + {0x0001, XCVR_DIAG_HSCLK_SEL}, + {0x0009, XCVR_DIAG_PLLDRC_CTRL} +}; + +static struct cdns_torrent_vals pcie_dp_link_cmn_vals = { + .reg_pairs = pcie_dp_link_cmn_regs, + .num_regs = ARRAY_SIZE(pcie_dp_link_cmn_regs), +}; + +static struct cdns_torrent_vals pcie_dp_xcvr_diag_ln_vals = { + .reg_pairs = pcie_dp_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(pcie_dp_xcvr_diag_ln_regs), +}; + +static struct cdns_torrent_vals dp_pcie_xcvr_diag_ln_vals = { + .reg_pairs = dp_pcie_xcvr_diag_ln_regs, + .num_regs = ARRAY_SIZE(dp_pcie_xcvr_diag_ln_regs), +}; + +/* DP Multilink, 100 MHz Ref clk, no SSC */ +static struct cdns_reg_pairs dp_100_no_ssc_cmn_regs[] = { + {0x007F, CMN_TXPUCAL_TUNE}, + {0x007F, CMN_TXPDCAL_TUNE} +}; + +static struct cdns_reg_pairs dp_100_no_ssc_tx_ln_regs[] = { + {0x00FB, TX_PSC_A0}, + {0x04AA, TX_PSC_A2}, + {0x04AA, TX_PSC_A3}, + {0x000F, XCVR_DIAG_BIDI_CTRL} +}; + +static struct cdns_reg_pairs dp_100_no_ssc_rx_ln_regs[] = { + {0x0000, RX_PSC_A0}, + {0x0000, RX_PSC_A2}, + {0x0000, RX_PSC_A3}, + {0x0000, RX_PSC_CAL}, + {0x0000, RX_REE_GCSM1_CTRL}, + {0x0000, RX_REE_GCSM2_CTRL}, + {0x0000, RX_REE_PERGCSM_CTRL} +}; + +static struct cdns_torrent_vals dp_100_no_ssc_cmn_vals = { + .reg_pairs = dp_100_no_ssc_cmn_regs, + .num_regs = ARRAY_SIZE(dp_100_no_ssc_cmn_regs), +}; + +static struct cdns_torrent_vals dp_100_no_ssc_tx_ln_vals = { + .reg_pairs = dp_100_no_ssc_tx_ln_regs, + .num_regs = ARRAY_SIZE(dp_100_no_ssc_tx_ln_regs), +}; + +static struct cdns_torrent_vals dp_100_no_ssc_rx_ln_vals = { + .reg_pairs = dp_100_no_ssc_rx_ln_regs, + .num_regs = ARRAY_SIZE(dp_100_no_ssc_rx_ln_regs), +}; + /* Single DisplayPort(DP) link configuration */ static struct cdns_reg_pairs sl_dp_link_cmn_regs[] = { {0x0000, PHY_PLL_CFG}, @@ -3807,6 +3917,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { [TYPE_NONE] = { [NO_SSC] = &sl_dp_link_cmn_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &pcie_dp_link_cmn_vals, + }, }, [TYPE_PCIE] = { [TYPE_NONE] = { @@ -3829,6 +3942,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &pcie_usb_link_cmn_vals, [INTERNAL_SSC] = &pcie_usb_link_cmn_vals, }, + [TYPE_DP] = { + [NO_SSC] = &pcie_dp_link_cmn_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -3888,6 +4004,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { [TYPE_NONE] = { [NO_SSC] = &sl_dp_xcvr_diag_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &dp_pcie_xcvr_diag_ln_vals, + }, }, [TYPE_PCIE] = { [TYPE_NONE] = { @@ -3910,6 +4029,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, [INTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, }, + [TYPE_DP] = { + [NO_SSC] = &pcie_dp_xcvr_diag_ln_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -4008,6 +4130,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { [TYPE_NONE] = { [NO_SSC] = &sl_dp_100_no_ssc_cmn_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &dp_100_no_ssc_cmn_vals, + }, }, [TYPE_PCIE] = { [TYPE_NONE] = { @@ -4030,6 +4155,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, }, + [TYPE_DP] = { + [NO_SSC] = NULL, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -4105,6 +4233,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { [TYPE_NONE] = { [NO_SSC] = &sl_dp_100_no_ssc_tx_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &dp_100_no_ssc_tx_ln_vals, + }, }, [TYPE_PCIE] = { [TYPE_NONE] = { @@ -4127,6 +4258,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = NULL, [INTERNAL_SSC] = NULL, }, + [TYPE_DP] = { + [NO_SSC] = NULL, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -4202,6 +4336,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { [TYPE_NONE] = { [NO_SSC] = &sl_dp_100_no_ssc_rx_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &dp_100_no_ssc_rx_ln_vals, + }, }, [TYPE_PCIE] = { [TYPE_NONE] = { @@ -4224,6 +4361,9 @@ static const struct cdns_torrent_data cdns_map_torrent = { [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, }, + [TYPE_DP] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -4289,6 +4429,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [TYPE_NONE] = { [NO_SSC] = &sl_dp_link_cmn_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &pcie_dp_link_cmn_vals, + }, }, [TYPE_PCIE] = { [TYPE_NONE] = { @@ -4311,6 +4454,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &pcie_usb_link_cmn_vals, [INTERNAL_SSC] = &pcie_usb_link_cmn_vals, }, + [TYPE_DP] = { + [NO_SSC] = &pcie_dp_link_cmn_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -4370,6 +4516,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [TYPE_NONE] = { [NO_SSC] = &sl_dp_xcvr_diag_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &dp_pcie_xcvr_diag_ln_vals, + }, }, [TYPE_PCIE] = { [TYPE_NONE] = { @@ -4392,6 +4541,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, [INTERNAL_SSC] = &pcie_usb_xcvr_diag_ln_vals, }, + [TYPE_DP] = { + [NO_SSC] = &pcie_dp_xcvr_diag_ln_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -4490,6 +4642,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [TYPE_NONE] = { [NO_SSC] = &sl_dp_100_no_ssc_cmn_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &dp_100_no_ssc_cmn_vals, + }, }, [TYPE_PCIE] = { [TYPE_NONE] = { @@ -4512,6 +4667,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &pcie_100_no_ssc_cmn_vals, [INTERNAL_SSC] = &pcie_100_int_ssc_cmn_vals, }, + [TYPE_DP] = { + [NO_SSC] = NULL, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -4587,6 +4745,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [TYPE_NONE] = { [NO_SSC] = &sl_dp_100_no_ssc_tx_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &dp_100_no_ssc_tx_ln_vals, + }, }, [TYPE_PCIE] = { [TYPE_NONE] = { @@ -4609,6 +4770,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = NULL, [INTERNAL_SSC] = NULL, }, + [TYPE_DP] = { + [NO_SSC] = NULL, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = { @@ -4684,6 +4848,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [TYPE_NONE] = { [NO_SSC] = &sl_dp_100_no_ssc_rx_ln_vals, }, + [TYPE_PCIE] = { + [NO_SSC] = &dp_100_no_ssc_rx_ln_vals, + }, }, [TYPE_PCIE] = { [TYPE_NONE] = { @@ -4706,6 +4873,9 @@ static const struct cdns_torrent_data ti_j721e_map_torrent = { [EXTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, [INTERNAL_SSC] = &pcie_100_no_ssc_rx_ln_vals, }, + [TYPE_DP] = { + [NO_SSC] = &pcie_100_no_ssc_rx_ln_vals, + }, }, [TYPE_SGMII] = { [TYPE_NONE] = {