From patchwork Mon Aug 14 05:42:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13352405 X-Patchwork-Delegate: kw@linux.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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AB8CEC04FE1 for ; Mon, 14 Aug 2023 06:18:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233634AbjHNGSY (ORCPT ); Mon, 14 Aug 2023 02:18:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43706 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233830AbjHNGRv (ORCPT ); Mon, 14 Aug 2023 02:17:51 -0400 Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 12E1E18F; Sun, 13 Aug 2023 23:17:49 -0700 (PDT) Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id C145C201B0F; Mon, 14 Aug 2023 08:17:47 +0200 (CEST) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 86AFE201B08; Mon, 14 Aug 2023 08:17:47 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id E15851800319; Mon, 14 Aug 2023 14:17:45 +0800 (+08) From: Richard Zhu To: frank.li@nxp.com, l.stach@pengutronix.de, shawnguo@kernel.org, lpieralisi@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v4 6/9] arm: dts: nxp: Add i.MX7D PCIe EP support Date: Mon, 14 Aug 2023 13:42:44 +0800 Message-Id: <1691991767-15809-7-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1691991767-15809-1-git-send-email-hongxing.zhu@nxp.com> References: <1691991767-15809-1-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.MX7D PCIe EP support. Signed-off-by: Richard Zhu --- arch/arm/boot/dts/nxp/imx/imx7d.dtsi | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/arch/arm/boot/dts/nxp/imx/imx7d.dtsi b/arch/arm/boot/dts/nxp/imx/imx7d.dtsi index 4b94b8afb55d..135684f17a20 100644 --- a/arch/arm/boot/dts/nxp/imx/imx7d.dtsi +++ b/arch/arm/boot/dts/nxp/imx/imx7d.dtsi @@ -156,6 +156,33 @@ pcie: pcie@33800000 { fsl,imx7d-pcie-phy = <&pcie_phy>; status = "disabled"; }; + + pcie_ep: pcie-ep@33800000 { + compatible = "fsl,imx7d-pcie-ep"; + reg = <0x33800000 0x4000>, + <0x40000000 0x10000000>; + reg-names = "dbi", "addr_space"; + num-lanes = <1>; + clocks = <&clks IMX7D_PCIE_CTRL_ROOT_CLK>, + <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>, + <&clks IMX7D_PCIE_PHY_ROOT_CLK>; + clock-names = "pcie", "pcie_bus", "pcie_phy"; + assigned-clocks = <&clks IMX7D_PCIE_CTRL_ROOT_SRC>, + <&clks IMX7D_PCIE_PHY_ROOT_SRC>; + assigned-clock-parents = <&clks IMX7D_PLL_ENET_MAIN_250M_CLK>, + <&clks IMX7D_PLL_ENET_MAIN_100M_CLK>; + + fsl,max-link-speed = <2>; + power-domains = <&pgc_pcie_phy>; + resets = <&src IMX7_RESET_PCIEPHY>, + <&src IMX7_RESET_PCIE_CTRL_APPS_EN>, + <&src IMX7_RESET_PCIE_CTRL_APPS_TURNOFF>; + reset-names = "pciephy", "apps", "turnoff"; + fsl,imx7d-pcie-phy = <&pcie_phy>; + num-ib-windows = <4>; + num-ob-windows = <4>; + status = "disabled"; + }; }; };