From patchwork Mon Aug 16 03:16:21 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alyssa Rosenzweig X-Patchwork-Id: 497756 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 C8BDDC43216 for ; Mon, 16 Aug 2021 03:17:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id ADA65617E3 for ; Mon, 16 Aug 2021 03:17:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232761AbhHPDSP (ORCPT ); Sun, 15 Aug 2021 23:18:15 -0400 Received: from [138.197.143.207] ([138.197.143.207]:45266 "EHLO rosenzweig.io" rhost-flags-FAIL-FAIL-OK-OK) by vger.kernel.org with ESMTP id S232757AbhHPDSN (ORCPT ); Sun, 15 Aug 2021 23:18:13 -0400 From: Alyssa Rosenzweig To: linux-pci@vger.kernel.org Cc: Bjorn Helgaas , Rob Herring , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Alyssa Rosenzweig , Stan Skowronek , Marc Zyngier , Mark Kettenis , Sven Peter , Hector Martin , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 6/6] arm64: apple: Add PCIe node Date: Sun, 15 Aug 2021 23:16:21 -0400 Message-Id: <20210816031621.240268-7-alyssa@rosenzweig.io> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210816031621.240268-1-alyssa@rosenzweig.io> References: <20210816031621.240268-1-alyssa@rosenzweig.io> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Mark Kettenis Add node corresponding to the apcie,t8103 node in the Apple device tree for the Mac mini (M1, 2020). Clock references are left out at the moment and will be added once the appropriate bindings have been settled on. Signed-off-by: Mark Kettenis Signed-off-by: Alyssa Rosenzweig --- arch/arm64/boot/dts/apple/t8103.dtsi | 124 +++++++++++++++++++++++++++ 1 file changed, 124 insertions(+) diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi index 342e01c6098e..c0d3b2fb0366 100644 --- a/arch/arm64/boot/dts/apple/t8103.dtsi +++ b/arch/arm64/boot/dts/apple/t8103.dtsi @@ -214,5 +214,129 @@ pinctrl_aop: pinctrl@24a820000 { , ; }; + + pcie0_dart_0: dart@681008000 { + compatible = "apple,t8103-dart"; + reg = <0x6 0x81008000 0x0 0x4000>; + #iommu-cells = <1>; + interrupt-parent = <&aic>; + interrupts = ; + }; + + pcie0_dart_1: dart@682008000 { + compatible = "apple,t8103-dart"; + reg = <0x6 0x82008000 0x0 0x4000>; + #iommu-cells = <1>; + interrupt-parent = <&aic>; + interrupts = ; + }; + + pcie0_dart_2: dart@683008000 { + compatible = "apple,t8103-dart"; + reg = <0x6 0x83008000 0x0 0x4000>; + #iommu-cells = <1>; + interrupt-parent = <&aic>; + interrupts = ; + }; + + pcie0: pcie@690000000 { + compatible = "apple,t8103-pcie", "apple,pcie"; + device_type = "pci"; + + reg = <0x6 0x90000000 0x0 0x1000000>, + <0x6 0x80000000 0x0 0x100000>, + <0x6 0x81000000 0x0 0x4000>, + <0x6 0x82000000 0x0 0x4000>, + <0x6 0x83000000 0x0 0x4000>; + reg-names = "config", "rc", "port0", "port1", "port2"; + + interrupt-parent = <&aic>; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + + msi-controller; + msi-parent = <&pcie0>; + msi-ranges = <704 32>; + + iommu-map = <0x100 &pcie0_dart_0 0 1>, + <0x200 &pcie0_dart_1 0 1>, + <0x300 &pcie0_dart_2 0 1>; + iommu-map-mask = <0xff00>; + + bus-range = <0 3>; + #address-cells = <3>; + #size-cells = <2>; + ranges = <0x43000000 0x6 0xa0000000 0x6 0xa0000000 0x0 0x20000000>, + <0x02000000 0x0 0xc0000000 0x6 0xc0000000 0x0 0x40000000>; + + pinctrl-0 = <&pcie_pins>; + pinctrl-names = "default"; + + pci@0,0 { + device_type = "pci"; + reg = <0x0 0x0 0x0 0x0 0x0>; + reset-gpios = <&pinctrl_ap 152 0>; + max-link-speed = <2>; + + #address-cells = <3>; + #size-cells = <2>; + ranges; + }; + + pci@1,0 { + device_type = "pci"; + reg = <0x800 0x0 0x0 0x0 0x0>; + reset-gpios = <&pinctrl_ap 153 0>; + max-link-speed = <2>; + + #address-cells = <3>; + #size-cells = <2>; + ranges; + }; + + pci@2,0 { + device_type = "pci"; + reg = <0x1000 0x0 0x0 0x0 0x0>; + reset-gpios = <&pinctrl_ap 33 0>; + max-link-speed = <1>; + + #address-cells = <3>; + #size-cells = <2>; + ranges; + }; + }; }; };