From patchwork Thu Mar 16 07:12:38 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Achal Verma X-Patchwork-Id: 13177072 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 B10F9C6FD1F for ; Thu, 16 Mar 2023 07:14:43 +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=l7N/kN3ISuIDyi iLAzSyL6cTdWnh9/TzJmb6WRPiZpVRsEutyv1ubRVEhpnJmd+y/zXYqhR9VN6iSGktigz/m5J9wlr oqHs9wljaZYGY4SqopGIZCXW0U61dzl3TQ9qkjAtlPIBcGGlyNd0ZP0WhUcQ1mdavy+O24T9zUKWq zx3XC9LQJA21OC1zbTQVgM9ndWKQwfYALgSZYXu3O6swLde5eoWNK9NR93wbz0m2fkE+avftnplph w5wbSoqDzufpKWzjiPWhWltAsmhLoYjQf+r5t8oSo5qlwYuSlxXStbwLymdpyna4AfshWtYw9oA8a CGlxIorTMpGRkiwjWDxA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pcho8-00FRMP-3C; Thu, 16 Mar 2023 07:13:53 +0000 Received: from lelv0143.ext.ti.com ([198.47.23.248]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pcho3-00FRJL-1A for linux-arm-kernel@lists.infradead.org; Thu, 16 Mar 2023 07:13:48 +0000 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 32G7ClG1018069; Thu, 16 Mar 2023 02:12:47 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1678950767; bh=GGrsVB2NuWgQ/IDsTg782FJLIK98IZjp/7pCe7Mspxs=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=H7oIJQxF2K+UALPbzya2ABFys2OKO0jjmVJdl/7gjoLwaMr7L8Wt0u08a0yrAjHHw yeI1A9rE9QKb6/PBYV+rtuUofAPCaBLMo8LurjAtDlLlHaj5qzUp3obZVP4wh35/2B +TelAO5IpzJ7vRRONNUubHRTGncpY472g3MYb8b8= Received: from DLEE108.ent.ti.com (dlee108.ent.ti.com [157.170.170.38]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 32G7Clvf077932 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 16 Mar 2023 02:12:47 -0500 Received: from DLEE103.ent.ti.com (157.170.170.33) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Thu, 16 Mar 2023 02:12:47 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DLEE103.ent.ti.com (157.170.170.33) 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; Thu, 16 Mar 2023 02:12:47 -0500 Received: from localhost (ileaxei01-snat.itg.ti.com [10.180.69.5]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 32G7Ckha014041; Thu, 16 Mar 2023 02:12:47 -0500 From: Achal Verma To: Tom Joseph , Lorenzo Pieralisi , Rob Herring , Krzysztof Wilczy_ski , Bjorn Helgaas , Vignesh Raghavendra CC: , , , , Achal Verma , Milind Parab , Subject: [PATCH v10 5/5] PCI: j721e: add j784s4 PCIe configuration Date: Thu, 16 Mar 2023 12:42:38 +0530 Message-ID: <20230316071238.200992-6-a-verma1@ti.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230316071238.200992-1-a-verma1@ti.com> References: <20230316071238.200992-1-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-20230316_001347_488699_22E0BCBF X-CRM114-Status: GOOD ( 10.04 ) 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, + }, {}, };