From patchwork Tue Nov 28 05:44:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Siddharth Vadapalli X-Patchwork-Id: 13470516 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 604CEC4167B for ; Tue, 28 Nov 2023 05:45:18 +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=PW5EG2qGCJ0J6PPiOGo1qZJ/2tMnjlziGkhJfFG9r08=; b=4MBJC98bwSryCn eJ5izvu4YrArHzjHkx3MBdxf9dGWpShFGCd+ZZmRTfTgymiNvReQQEeuQ5JJr8snMKGPeH9xa4xXN brYukSWSG1DSBgRO+kuxm/IbwVihpLqGpIpzT+XhcE/wj3Hsf2d4D4DLPhS9HKbg0vCqRm1e7MwTN 0Z+fyvkRKCt4TXzhfRCAmiTrhbVdsrtwa+1J8UBvFzDOyOKujR9x01rVji7LG0nA+08WHr3BuB/Na xg7QLYoCiINVl7WH1BbEBGU6fk5Sems1cr0m4rfea8TpeUW025DTY/SYdGic/ruBOAnbJKNXzaYEO b+OKRBywD3EDtJ3vFK1Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r7qu0-004Avm-2T; Tue, 28 Nov 2023 05:44:56 +0000 Received: from lelv0142.ext.ti.com ([198.47.23.249]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r7qti-004Ajs-1I for linux-arm-kernel@lists.infradead.org; Tue, 28 Nov 2023 05:44:40 +0000 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 3AS5iV6R072818; Mon, 27 Nov 2023 23:44:31 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1701150271; bh=C7nLneLG/Oh9BPvoztNlayKtN+X4/S2BfHVVmetyqmQ=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=b/bS/4SMVXWeTaBX54ZcF9ROImJ0vhwI9JTbQ8xm7xwkXS4oEOILfk1VqezSiLijf /oaKowtLIVuYskkdNbKt0AHeZHVFAIp027M3zRNEnohSoFg/mqCVGs4eT87fkBO28D Rf9dy7X++7ZHn9Q+xNd9fxBqQnOD1xGokOP1IF1Q= Received: from DLEE113.ent.ti.com (dlee113.ent.ti.com [157.170.170.24]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 3AS5iVpZ055937 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 27 Nov 2023 23:44:31 -0600 Received: from DLEE102.ent.ti.com (157.170.170.32) by DLEE113.ent.ti.com (157.170.170.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 27 Nov 2023 23:44:30 -0600 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE102.ent.ti.com (157.170.170.32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Mon, 27 Nov 2023 23:44:30 -0600 Received: from uda0492258.dhcp.ti.com (ileaxei01-snat.itg.ti.com [10.180.69.5]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 3AS5i2uT096776; Mon, 27 Nov 2023 23:44:26 -0600 From: Siddharth Vadapalli To: , , , , , , , CC: , , , , , , , , Subject: [PATCH v13 5/5] PCI: j721e: add j784s4 PCIe configuration Date: Tue, 28 Nov 2023 11:14:02 +0530 Message-ID: <20231128054402.2155183-6-s-vadapalli@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231128054402.2155183-1-s-vadapalli@ti.com> References: <20231128054402.2155183-1-s-vadapalli@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-20231127_214438_518844_2C2E64DC X-CRM114-Status: GOOD ( 10.14 ) 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 Signed-off-by: Siddharth Vadapalli --- 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 645597856a1d..85718246016b 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, + }, {}, };