From patchwork Thu Nov 24 08:12:21 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matt Ranostay X-Patchwork-Id: 13054687 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 65D1AC433FE for ; Thu, 24 Nov 2022 08:14:36 +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=M60953rRUCtAuAtfK8SQadEB60FvLPT0bD+AxQSmVyY=; b=DeGMqwE71quq+V RrxFRH/L+8tZ2kQXpbyQbY6nEwjE5EkOXC8Sb+sm7AXwCrOaa7FKitypwPHqbmHA1YdWcIEywoaoB sZoShdnXjSUBEh4/gq3AskgFsKgzJRBPX+5phh+FVWqynRsU+05KFApjnBccbd5pC8d40y8YjMEND TkzDTgDEw+Q8j9Y6nz5xlHfHsTHL16NabqsoWeLK0VuJGrlstd1qnx3xpNhOguoMTfe5dQyITDwlR zMpGilepruliC2SZcoI7K48FxVkDRdvtBipW+XPsGJRiwdSHqpEFE+8oY1T+dF9O07buWr1Vk4mIz m2d+Vto7SpHEvjwGe9Ww==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oy7MW-006Spu-LZ; Thu, 24 Nov 2022 08:13:37 +0000 Received: from fllv0016.ext.ti.com ([198.47.19.142]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oy7M4-006SeN-DP for linux-arm-kernel@lists.infradead.org; Thu, 24 Nov 2022 08:13:12 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 2AO8CvFH028202; Thu, 24 Nov 2022 02:12:57 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1669277577; bh=pQRNSGirOQXjd3vm3b5fncqcHi4AeVKpPaZV1zeypiI=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=cNqv/qkfAfNjBdcTYA/5r4/6cQa59T0HTvpNacBRLazkMGNWIEO+hDP84Ti1rJd6V osB5tJKGP0Mp27hhZsPjwQk4fqmwjD/ne28eV7+UBGRgohCGr6v4d8cnhCTBwhvbUF 9E7NxVVnUKVH5h9Vr3mgFat+TrNCOFqk/W2FahTw= Received: from DLEE112.ent.ti.com (dlee112.ent.ti.com [157.170.170.23]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 2AO8Cvx2021586 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 24 Nov 2022 02:12:57 -0600 Received: from DLEE109.ent.ti.com (157.170.170.41) by DLEE112.ent.ti.com (157.170.170.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Thu, 24 Nov 2022 02:12:57 -0600 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE109.ent.ti.com (157.170.170.41) 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, 24 Nov 2022 02:12:57 -0600 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 2AO8Cs01010102; Thu, 24 Nov 2022 02:12:56 -0600 From: Matt Ranostay To: , , , , , , , , , , CC: , , , , Matt Ranostay , Achal Verma Subject: [PATCH v7 5/5] PCI: j721e: add j784s4 PCIe configuration Date: Thu, 24 Nov 2022 00:12:21 -0800 Message-ID: <20221124081221.1206167-6-mranostay@ti.com> X-Mailer: git-send-email 2.38.GIT In-Reply-To: <20221124081221.1206167-1-mranostay@ti.com> References: <20221124081221.1206167-1-mranostay@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-20221124_001308_567359_90D04865 X-CRM114-Status: UNSURE ( 9.40 ) 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 Add PCIe configuration for j784s4 platform which has 4x lane support. Tested-by: Achal Verma Signed-off-by: Matt Ranostay Reviewed-by: Roger Quadros --- drivers/pci/controller/cadence/pci-j721e.c | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/drivers/pci/controller/cadence/pci-j721e.c b/drivers/pci/controller/cadence/pci-j721e.c index dab3db9be6d8..c484d658c18a 100644 --- a/drivers/pci/controller/cadence/pci-j721e.c +++ b/drivers/pci/controller/cadence/pci-j721e.c @@ -330,6 +330,21 @@ 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, + .is_intc_v1 = 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 +370,14 @@ 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, + }, {}, };