From patchwork Fri Jul 23 20:49:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tim Harvey X-Patchwork-Id: 12396965 X-Patchwork-Delegate: lorenzo.pieralisi@arm.com Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 88FDFC4320A for ; Fri, 23 Jul 2021 21:06:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7605C60F23 for ; Fri, 23 Jul 2021 21:06:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229461AbhGWU0W (ORCPT ); Fri, 23 Jul 2021 16:26:22 -0400 Received: from finn.gateworks.com ([108.161.129.64]:57820 "EHLO finn.localdomain" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S231940AbhGWU0W (ORCPT ); Fri, 23 Jul 2021 16:26:22 -0400 Received: from 068-189-091-139.biz.spectrum.com ([68.189.91.139] helo=tharvey.pdc.gateworks.com) by finn.localdomain with esmtp (Exim 4.93) (envelope-from ) id 1m727S-0057Vc-QT; Fri, 23 Jul 2021 20:50:06 +0000 From: Tim Harvey To: Richard Zhu , Lucas Stach , Bjorn Helgaas , Rob Herring , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, =?utf-8?q?Krzyszt?= =?utf-8?q?of_Wilczy=C5=84ski?= , Lorenzo Pieralisi Cc: Tim Harvey Subject: [PATCH 5/6] arm64: dts: imx8mm: add PCIe support Date: Fri, 23 Jul 2021 13:49:57 -0700 Message-Id: <20210723204958.7186-6-tharvey@gateworks.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210723204958.7186-1-tharvey@gateworks.com> References: <20210723204958.7186-1-tharvey@gateworks.com> Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Add PCIe node for PCIe support. Signed-off-by: Tim Harvey --- arch/arm64/boot/dts/freescale/imx8mm.dtsi | 36 +++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi index 3bec6b8d52a0..45017f50a11b 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi @@ -1134,6 +1134,10 @@ reg = <0x32e50200 0x200>; }; + pcie_phy: pcie-phy@32f00000 { + compatible = "fsl,imx7d-pcie-phy"; + reg = <0x32f00000 0x10000>; + }; }; dma_apbh: dma-controller@33000000 { @@ -1233,5 +1237,37 @@ reg = <0x3d800000 0x400000>; interrupts = ; }; + + pcie0: pcie@33800000 { + compatible = "fsl,imx8mm-pcie"; + reg = <0x33800000 0x400000>, + <0x1ff00000 0x80000>; + reg-names = "dbi", "config"; + #address-cells = <3>; + #size-cells = <2>; + device_type = "pci"; + bus-range = <0x00 0xff>; + ranges = <0x81000000 0 0x00000000 0x1ff80000 0 0x00010000 /* downstream I/O 64KB */ + 0x82000000 0 0x18000000 0x18000000 0 0x07f00000>; /* non-prefetchable memory */ + num-lanes = <1>; + num-viewport = <4>; + interrupts = ; + interrupt-names = "msi"; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &gic GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 2 &gic GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 3 &gic GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 4 &gic GIC_SPI 122 IRQ_TYPE_LEVEL_HIGH>; + fsl,max-link-speed = <2>; + power-domains = <&pgc_pcie>; + resets = <&src IMX8MQ_RESET_PCIEPHY>, + <&src IMX8MQ_RESET_PCIE_CTRL_APPS_EN>, + <&src IMX8MQ_RESET_PCIE_CTRL_APPS_CLK_REQ>, + <&src IMX8MQ_RESET_PCIE_CTRL_APPS_TURNOFF>; + reset-names = "pciephy", "apps", "clkreq", "turnoff"; + fsl,imx7d-pcie-phy = <&pcie_phy>; + status = "disabled"; + }; }; };