From patchwork Thu Sep 1 04:02:35 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 12961740 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 928D9C54EE9 for ; Thu, 1 Sep 2022 04:29:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231290AbiIAE3u (ORCPT ); Thu, 1 Sep 2022 00:29:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38632 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232490AbiIAE3q (ORCPT ); Thu, 1 Sep 2022 00:29:46 -0400 Received: from inva020.nxp.com (inva020.nxp.com [92.121.34.13]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 622DF5B05E; Wed, 31 Aug 2022 21:20:29 -0700 (PDT) Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id B442E1A438E; Thu, 1 Sep 2022 06:20:26 +0200 (CEST) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 7D4311A4387; Thu, 1 Sep 2022 06:20:26 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id DAE30181D0CA; Thu, 1 Sep 2022 12:20:24 +0800 (+08) From: Richard Zhu To: p.zabel@pengutronix.de, l.stach@pengutronix.de, bhelgaas@google.com, lorenzo.pieralisi@arm.com, robh@kernel.org, shawnguo@kernel.org, vkoul@kernel.org, alexander.stein@ew.tq-group.com, marex@denx.de, richard.leitner@linux.dev Cc: linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com, Richard Zhu Subject: [PATCH v6 2/7] arm64: dts: imx8mp: Add iMX8MP PCIe support Date: Thu, 1 Sep 2022 12:02:35 +0800 Message-Id: <1662004960-14071-3-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1662004960-14071-1-git-send-email-hongxing.zhu@nxp.com> References: <1662004960-14071-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Add i.MX8MP PCIe support. Signed-off-by: Richard Zhu Tested-by: Marek Vasut Tested-by: Richard Leitner Tested-by: Alexander Stein Reviewed-by: Lucas Stach --- arch/arm64/boot/dts/freescale/imx8mp.dtsi | 43 +++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index fe178b7d063c..21a4cc417c81 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -5,6 +5,7 @@ #include #include +#include #include #include #include @@ -1084,6 +1085,17 @@ media_blk_ctrl: blk-ctrl@32ec0000 { #power-domain-cells = <1>; }; + pcie_phy: pcie-phy@32f00000 { + compatible = "fsl,imx8mp-pcie-phy"; + reg = <0x32f00000 0x10000>; + resets = <&src IMX8MP_RESET_PCIEPHY>, + <&src IMX8MP_RESET_PCIEPHY_PERST>; + reset-names = "pciephy", "perst"; + power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_PCIE_PHY>; + #phy-cells = <0>; + status = "disabled"; + }; + hsio_blk_ctrl: blk-ctrl@32f10000 { compatible = "fsl,imx8mp-hsio-blk-ctrl", "syscon"; reg = <0x32f10000 0x24>; @@ -1099,6 +1111,37 @@ hsio_blk_ctrl: blk-ctrl@32f10000 { }; }; + pcie: pcie@33800000 { + compatible = "fsl,imx8mp-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 126 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 2 &gic GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 3 &gic GIC_SPI 124 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 4 &gic GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>; + fsl,max-link-speed = <3>; + linux,pci-domain = <0>; + power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_PCIE>; + resets = <&src IMX8MP_RESET_PCIE_CTRL_APPS_EN>, + <&src IMX8MP_RESET_PCIE_CTRL_APPS_TURNOFF>; + reset-names = "apps", "turnoff"; + phys = <&pcie_phy>; + phy-names = "pcie-phy"; + status = "disabled"; + }; + gpu3d: gpu@38000000 { compatible = "vivante,gc"; reg = <0x38000000 0x8000>;