From patchwork Wed Jan 18 12:59:36 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Achal Verma X-Patchwork-Id: 13106362 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 618E2C32793 for ; Wed, 18 Jan 2023 13:01:56 +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=TTDhIhgihpKHeM xf+oBPEC5jQTTA0T2mwaj2G0ewSVkVADPmpoXdD5+KV+TlfPqHgJzSQ5Inck+TwasfsFbcUZsnl+d OmXFt/OZS1ckT1jl0eLeY4U5xrt/hsbmrNd8lgSAYy/lfw0B04BFmmfqZER67KcYsbB6c1c+SJByf VlMUTQlU7bVLJVIhDFEhPdIT6SYrvs6726ycwX11UP04JkTTe830CqxjiEc624QHeyoqEiiDfKfhc lJElvJ671/GU4PIaQvu+f/idppyzq1UHU7/yLlbSXEBcwTMUcFS0sEPhLMtd1sY5EusCmX7VKI1qF ovH3tzyoKUuNz7uByjwQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pI83e-0010t0-GU; Wed, 18 Jan 2023 13:00:51 +0000 Received: from fllv0015.ext.ti.com ([198.47.19.141]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pI82r-0010fO-CS for linux-arm-kernel@lists.infradead.org; Wed, 18 Jan 2023 13:00:03 +0000 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 30ICxjJg079768; Wed, 18 Jan 2023 06:59:45 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1674046785; bh=GGrsVB2NuWgQ/IDsTg782FJLIK98IZjp/7pCe7Mspxs=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=fyegISrHOR3VLzHGX4VOcPbatNpOqZXzkGjMvx1y9GCuZiLHPClz5NAJyevYEHomy QDC5oI9VBCqGbK2t4OHivYP+cEHS1QJkOwlqHxSLMm4pvkr+qzwKqyKO/KE/4GL/fN 57E0x5O/Q/CK1T/zuoBaU0a0tLU6Mf+ZE5UH+06c= Received: from DLEE115.ent.ti.com (dlee115.ent.ti.com [157.170.170.26]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 30ICxjLn010120 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 18 Jan 2023 06:59:45 -0600 Received: from DLEE107.ent.ti.com (157.170.170.37) by DLEE115.ent.ti.com (157.170.170.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Wed, 18 Jan 2023 06:59:45 -0600 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE107.ent.ti.com (157.170.170.37) 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; Wed, 18 Jan 2023 06:59:45 -0600 Received: from localhost (ileaxei01-snat2.itg.ti.com [10.180.69.6]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 30ICxi51003334; Wed, 18 Jan 2023 06:59:45 -0600 From: Achal Verma To: , , , , , , , , , , , CC: , , , Subject: [PATCH v8 5/5] PCI: j721e: add j784s4 PCIe configuration Date: Wed, 18 Jan 2023 18:29:36 +0530 Message-ID: <20230118125936.3456716-6-a-verma1@ti.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230118125936.3456716-1-a-verma1@ti.com> References: <20230118125936.3456716-1-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-20230118_050001_557174_A2A7FAD9 X-CRM114-Status: GOOD ( 11.15 ) 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, + }, {}, };