From patchwork Fri Mar 17 07:51:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Achal Verma X-Patchwork-Id: 13178636 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 C36E8C74A5B for ; Fri, 17 Mar 2023 07:52:37 +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=OkIMVDJHtSKrOxrrPcUQHL3xeJFEKdb3dIOvSvUMRDY=; b=yR6UdFwr33epzX QnxEqvshEYhV/OGnTKGMPWLCeX8Uql2yj5gbtiFQYxTzcQ+KzlmS06ilR76u16IIkI3Ux9XRNq6/M DUatQDAJKnm82RckTeYbKMcjGchb+qyTpaAuei9E1Xq2mcZsAB+RP3tN/qzRsEDhqlg1qAm2by3AE tHliJXOvusWAQijT3ROiwEnxZgOL4Bl1gerS0ToN76p8En9rVEMPqUEBN67WNhV5NGlLMdPXj3B2X 51daf6Cs8QeDtYAaniXoFWUkfy+cA3xVCZv55tSuHURAG+JzRLq8nj3Y/6ZmNWK6DNQQssIQ7ZOwN ROZtPGAoULNNmjnSqUIg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pd4sP-001LSy-2A; Fri, 17 Mar 2023 07:51:49 +0000 Received: from fllv0016.ext.ti.com ([198.47.19.142]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pd4sF-001LOl-2T for linux-arm-kernel@lists.infradead.org; Fri, 17 Mar 2023 07:51:41 +0000 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 32H7pTnA080563; Fri, 17 Mar 2023 02:51:29 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1679039489; bh=GGrsVB2NuWgQ/IDsTg782FJLIK98IZjp/7pCe7Mspxs=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=FXCck0WNRTOp1AK+AE0LChA4TqpQ4mIUjrsqHRqyVp3zllhqHXDZxxomeFpclpZvG XFbx0cixfGdyuQpPlsIBHlGScWDGs46nPAwLnpby8tIteW9rIbKNgAzbSwG2004vTv KLGmewHVwhx8bplK2Ar4AXs7eMzAGuKKmwVRkdBM= Received: from DFLE110.ent.ti.com (dfle110.ent.ti.com [10.64.6.31]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 32H7pTfV004757 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 17 Mar 2023 02:51:29 -0500 Received: from DFLE110.ent.ti.com (10.64.6.31) by DFLE110.ent.ti.com (10.64.6.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Fri, 17 Mar 2023 02:51:29 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE110.ent.ti.com (10.64.6.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16 via Frontend Transport; Fri, 17 Mar 2023 02:51:29 -0500 Received: from localhost (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 32H7pSdZ005839; Fri, 17 Mar 2023 02:51:29 -0500 From: Achal Verma To: Lorenzo Pieralisi , Krzysztof Wilczy_ski , Rob Herring , Bjorn Helgaas , Krzysztof Kozlowski , Vignesh Raghavendra , Dhananjay Vilasrao Kangude , Anindita Das , Yuan Zhao , Milind Parab CC: , , , , , Achal Verma Subject: [PATCH v11 5/5] PCI: j721e: add j784s4 PCIe configuration Date: Fri, 17 Mar 2023 13:21:20 +0530 Message-ID: <20230317075120.506267-6-a-verma1@ti.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230317075120.506267-1-a-verma1@ti.com> References: <20230317075120.506267-1-a-verma1@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230317_005139_885251_794CAF6C X-CRM114-Status: UNSURE ( 9.71 ) X-CRM114-Notice: Please train this message. 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 From: Matt Ranostay Add PCIe configuration for j784s4 platform which has 4x lane support. Tested-by: Achal Verma Signed-off-by: Matt Ranostay Reviewed-by: Roger Quadros Signed-off-by: Achal Verma --- drivers/pci/controller/cadence/pci-j721e.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/drivers/pci/controller/cadence/pci-j721e.c b/drivers/pci/controller/cadence/pci-j721e.c index 58dcac9021e4..cce7b391f931 100644 --- a/drivers/pci/controller/cadence/pci-j721e.c +++ b/drivers/pci/controller/cadence/pci-j721e.c @@ -330,6 +330,20 @@ static const struct j721e_pcie_data am64_pcie_ep_data = { .max_lanes = 1, }; +static const struct j721e_pcie_data j784s4_pcie_rc_data = { + .mode = PCI_MODE_RC, + .quirk_retrain_flag = true, + .byte_access_allowed = false, + .linkdown_irq_regfield = LINK_DOWN, + .max_lanes = 4, +}; + +static const struct j721e_pcie_data j784s4_pcie_ep_data = { + .mode = PCI_MODE_EP, + .linkdown_irq_regfield = LINK_DOWN, + .max_lanes = 4, +}; + static const struct of_device_id of_j721e_pcie_match[] = { { .compatible = "ti,j721e-pcie-host", @@ -355,6 +369,14 @@ static const struct of_device_id of_j721e_pcie_match[] = { .compatible = "ti,am64-pcie-ep", .data = &am64_pcie_ep_data, }, + { + .compatible = "ti,j784s4-pcie-host", + .data = &j784s4_pcie_rc_data, + }, + { + .compatible = "ti,j784s4-pcie-ep", + .data = &j784s4_pcie_ep_data, + }, {}, };