From patchwork Mon Oct 26 06:22:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joakim Zhang X-Patchwork-Id: 11855733 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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,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 CBAE5C2D0A3 for ; Mon, 26 Oct 2020 06:30:02 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7096E22247 for ; Mon, 26 Oct 2020 06:30:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="pEaumtTb" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7096E22247 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Owner; bh=5vkxp1Ew30WGZJ8jH8dlFGQndoRqqSQGVcLVzq220FA=; b=pEaumtTbvlQhOIWSlCq0HXwuiK yTMxAQ2wqkI9LQhAbekEA6n9w8o4/GrQlx8ZqOCXc5IOX3aiSfSyblCjmoLBthpz3Qsm4nYuOtzSs I1IqdDDv/OJSEoR5+kzYbVZb8L37XRR5F5ZmwJ/w8vw1sX/vd96ksj8QlEQRmV7RU6yVE6Bn7mwzb eMx4cPHQXvfkTO3y7iobd1gMZ8Nbw4SBNFpuPh5qq4Z+eo5wNqFUyKvsXZcJdrhRo/hQVRpGa/aRC +wSyEf6KEw8id8Hol0rbxHYQrMqU8YdSWxCic45kG8pq650ErFVNeEXunNadlsKezXS5Ta+GRoKkp yv3/RoUw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kWvzn-0002O7-3e; Mon, 26 Oct 2020 06:28:43 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kWvzk-0002Mo-3d for linux-arm-kernel@lists.infradead.org; Mon, 26 Oct 2020 06:28:41 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 9502E201880; Mon, 26 Oct 2020 07:28:36 +0100 (CET) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id B185F201734; Mon, 26 Oct 2020 07:28:32 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id DA1D540314; Mon, 26 Oct 2020 07:28:27 +0100 (CET) From: Joakim Zhang To: shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com Subject: [PATCH] arm64: dts: imx8mp-evk: add CAN support Date: Mon, 26 Oct 2020 14:22:56 +0800 Message-Id: <1603693376-17206-1-git-send-email-qiangqing.zhang@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201026_022840_386821_B2EF1833 X-CRM114-Status: GOOD ( 10.92 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Joakim Zhang , linux-kernel@vger.kernel.org, mkl@pengutronix.de, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add CAN device node and pinctrl on i.MX8MP evk board. Signed-off-by: Joakim Zhang --- arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 62 ++++++++++++++++++++ arch/arm64/boot/dts/freescale/imx8mp.dtsi | 30 ++++++++++ 2 files changed, 92 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts index ad66f1286d95..85aaed7dc4bc 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts @@ -33,6 +33,28 @@ <0x1 0x00000000 0 0xc0000000>; }; + reg_can1_stby: regulator-can1-stby { + compatible = "regulator-fixed"; + regulator-name = "can1-stby"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexcan1_reg>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio5 5 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + reg_can2_stby: regulator-can2-stby { + compatible = "regulator-fixed"; + regulator-name = "can2-stby"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexcan2_reg>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio4 27 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + reg_usdhc2_vmmc: regulator-usdhc2 { compatible = "regulator-fixed"; pinctrl-names = "default"; @@ -45,6 +67,20 @@ }; }; +&flexcan1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexcan1>; + xceiver-supply = <®_can1_stby>; + status = "okay"; +}; + +&flexcan2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flexcan2>; + xceiver-supply = <®_can2_stby>; + status = "disabled";/* can2 pin conflict with pdm */ +}; + &fec { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_fec>; @@ -144,6 +180,32 @@ >; }; + pinctrl_flexcan1: flexcan1grp { + fsl,pins = < + MX8MP_IOMUXC_SPDIF_RX__CAN1_RX 0x154 + MX8MP_IOMUXC_SPDIF_TX__CAN1_TX 0x154 + >; + }; + + pinctrl_flexcan2: flexcan2grp { + fsl,pins = < + MX8MP_IOMUXC_SAI5_MCLK__CAN2_RX 0x154 + MX8MP_IOMUXC_SAI5_RXD3__CAN2_TX 0x154 + >; + }; + + pinctrl_flexcan1_reg: flexcan1reggrp { + fsl,pins = < + MX8MP_IOMUXC_SPDIF_EXT_CLK__GPIO5_IO05 0x154 /* CAN1_STBY */ + >; + }; + + pinctrl_flexcan2_reg: flexcan2reggrp { + fsl,pins = < + MX8MP_IOMUXC_SAI2_MCLK__GPIO4_IO27 0x154 /* CAN2_STBY */ + >; + }; + pinctrl_gpio_led: gpioledgrp { fsl,pins = < MX8MP_IOMUXC_NAND_READY_B__GPIO3_IO16 0x19 diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index 6038f66aefc1..cc123a5e3f7e 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -545,6 +545,36 @@ status = "disabled"; }; + flexcan1: can@308c0000 { + compatible = "fsl,imx8mp-flexcan", "fsl,imx6q-flexcan"; + reg = <0x308c0000 0x10000>; + interrupts = ; + clocks = <&clk IMX8MP_CLK_IPG_ROOT>, + <&clk IMX8MP_CLK_CAN1_ROOT>; + clock-names = "ipg", "per"; + assigned-clocks = <&clk IMX8MP_CLK_CAN1>; + assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_40M>; + assigned-clock-rates = <40000000>; + fsl,clk-source= /bits/ 8 <0>; + fsl,stop-mode = <&gpr 0x10 4>; + status = "disabled"; + }; + + flexcan2: can@308d0000 { + compatible = "fsl,imx8mp-flexcan", "fsl,imx6q-flexcan"; + reg = <0x308d0000 0x10000>; + interrupts = ; + clocks = <&clk IMX8MP_CLK_IPG_ROOT>, + <&clk IMX8MP_CLK_CAN2_ROOT>; + clock-names = "ipg", "per"; + assigned-clocks = <&clk IMX8MP_CLK_CAN2>; + assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_40M>; + assigned-clock-rates = <40000000>; + fsl,clk-source= /bits/ 8 <0>; + fsl,stop-mode = <&gpr 0x10 5>; + status = "disabled"; + }; + crypto: crypto@30900000 { compatible = "fsl,sec-v4.0"; #address-cells = <1>;