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[2620:137:e000::1:20]) by mx.google.com with ESMTP id lx15-20020a17090b4b0f00b001faf26eed66si1107857pjb.150.2022.12.13.22.29.43; Tue, 13 Dec 2022 22:29:53 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229739AbiLNGT4 (ORCPT + 71 others); Wed, 14 Dec 2022 01:19:56 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52550 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229464AbiLNGTx (ORCPT ); Wed, 14 Dec 2022 01:19:53 -0500 X-Greylist: delayed 319 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Tue, 13 Dec 2022 22:19:52 PST Received: from mout.perfora.net (mout.perfora.net [74.208.4.196]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 73823167ED; Tue, 13 Dec 2022 22:19:52 -0800 (PST) Received: from toolbox.int.toradex.com ([106.185.144.150]) by mrelay.perfora.net (mreueus003 [74.208.5.2]) with ESMTPSA (Nemesis) id 0Lij1v-1oUtgB2izd-00d05e; Wed, 14 Dec 2022 07:14:07 +0100 From: Marcel Ziswiler To: linux-arm-kernel@lists.infradead.org Cc: Shawn Guo , NXP Linux Team , Lucas Stach , Richard Zhu , Marcel Ziswiler , Fabio Estevam , Krzysztof Kozlowski , Laurent Pinchart , Max Krummenacher , Pengutronix Kernel Team , Philippe Schenker , Rob Herring , Sascha Hauer , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v1] arm64: dts: verdin-imx8mp: add pcie support Date: Wed, 14 Dec 2022 07:13:54 +0100 Message-Id: <20221214061354.174072-1-marcel@ziswiler.com> X-Mailer: git-send-email 2.36.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K1:EXCyTQnANcnHc8rJV9g/dT94JKpnbGsF8DjKVs4wrRHVYuBxaTH VB6tSKl9MXJYQJSxQRNFBjVCuw9CYsXquRLH8ho4LUJ3Rc5BNat80Xs9uyaNLMIImIpLLCA oXMxXyEzIobYD36Szw//5GAo8KImH/7gBSw/LY3ta9esI1jfb9cJfvRD+iRmorF8sZT4fSv xSyFCM1qWjid1Pvp4ewHA== UI-OutboundReport: notjunk:1;M01:P0:V0WoA2c6Flc=;1zRVYEZLAmTJT0ax99Feg9lQusQ oxWNIRZUCiRvb8sEbU0Q+BkkQjzzN2saZzUG4HlJ+E69gMseEttMr8cuBUybkHpFN2oCuBb79 +HolxGbAaOJr1RVnjpNbBAnikb5J19DE7KsGi3mYPolkInYOP+Q+tT7iTgZN5y6c1OvIBxCL6 MtSsfL960aWBVJ7hb/fIDj4ruG6wZWKF8X5L/tQDjJeyRKQcBmkolW2xG1+DMl2Vd+nCMpn8l ERd71JOrqSfjLdGXHOdn8ABL3pgvkTNfLbkTZUzGaxF+ZhXmgGgLimnI6IwQfq33OBMSqa5Tr oC0aj70aB9WOPsLs6sjUNUUUTwdwGOodIzEwv+D8TK59nN1Mf08Yz9CUDQVLXhQi285C0YjvQ 0iiSaH5HgV1q544v4mtL1VpXc0czoLJPrH2rEOJWzJSsVMszGJCGL4P5lbJR4PcwOgQ5cbt+Y GjAUC4x0XOdhgs5yYEevkRx15vGFjttqLI1Ai/PzRQmD4hpqNvgRMG/ehYFGIMUJxyCCH/MFu ti3iEMgXtUgQBFI+3UvihfGzTq4JKMSBr/W0BALxAy3iCQXpkW1CRw2kFot6L278k1vGEAs6J 9m4th1tfTQOx+iyw6p5TZ3c6EaqhEB+e7YCF1l8seSQH11h9iwWOLNrAEzjzWdnkYRdtO+34v 15olD8oMNwCaIRpHlWvt9xNXYQLX11UOlTlipjrgCg== X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Marcel Ziswiler Add PCIe support on the Verdin iMX8M Plus. Signed-off-by: Marcel Ziswiler --- This has successfully been tested with Lucas' imx8mp-hsio-blk-ctrl high performance PLL clock exposure patch set [1] a later version thereof hopefully may land together with my humble patch. Thanks! [1] https://lore.kernel.org/all/20221213160112.1900410-1-l.stach@pengutronix.de/ .../dts/freescale/imx8mp-verdin-dahlia.dtsi | 9 +++++++- .../boot/dts/freescale/imx8mp-verdin.dtsi | 22 ++++++++++++++++++- 2 files changed, 29 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi index 80db1ad7c230..56b0e4b865c9 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin-dahlia.dtsi @@ -67,7 +67,14 @@ &i2c4 { /* TODO: Audio Codec */ }; -/* TODO: Verdin PCIE_1 */ +/* Verdin PCIE_1 */ +&pcie { + status = "okay"; +}; + +&pcie_phy { + status = "okay"; +}; /* Verdin PWM_1 */ &pwm1 { diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi index 6a1890a4b5d8..f3a46f4caf49 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi @@ -749,7 +749,27 @@ eeprom_carrier_board: eeprom@57 { }; }; -/* TODO: Verdin PCIE_1 */ +/* Verdin PCIE_1 */ +&pcie { + assigned-clocks = <&clk IMX8MP_CLK_PCIE_AUX>; + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_50M>; + assigned-clock-rates = <10000000>; + clocks = <&clk IMX8MP_CLK_HSIO_ROOT>, + <&clk IMX8MP_CLK_PCIE_ROOT>, + <&clk IMX8MP_CLK_HSIO_AXI>; + clock-names = "pcie", "pcie_aux", "pcie_bus"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie>; + /* PCIE_1_RESET# (SODIMM 244) */ + reset-gpio = <&gpio4 19 GPIO_ACTIVE_LOW>; +}; + +&pcie_phy { + clocks = <&hsio_blk_ctrl>; + clock-names = "ref"; + fsl,clkreq-unsupported; + fsl,refclk-pad-mode = ; +}; /* Verdin PWM_1 */ &pwm1 { -- 2.36.1