From patchwork Fri Mar 5 13:17:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aisheng Dong X-Patchwork-Id: 12118497 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,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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 00779C433DB for ; Fri, 5 Mar 2021 13:35:48 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 0DA2164FEB for ; Fri, 5 Mar 2021 13:35:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0DA2164FEB 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=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:MIME-Version:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:Cc:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=OlTifxmvxtm4wjUwaOSP0o9XaipVNNGrjg28fgWj31k=; b=kbbmF/8WF0oUIseRax+5Wpo1zF etAHIT8hTxYpm2qi9315/7D1xhSSiKm9qT1dmXG/FvYuC4Y7N+iZUCnmg12Yto8BMHersmTQ3qrk0 KWoGSrcbU/pjjO1wg1mljBJD6AMd6zODclSpsNIWwQd+AplfbNUyEt2s5zvhZRtBZ/csSNiVFFADw m8foXI3CVn38TvU78ENKIR84YFeQUitWMQ7x+vVh4cIrmeTu2HJaxY4YlnIoly9NEEu9EdnsL6EJ5 IRu30s7/mO6Y8f4hiA+JgqzBwoxNGIVWdk2aBNeP1+7JbpOFXWbAy9LYBnNhvrTkeyVD2PfC2mPON QtEZzuZA==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lIAaX-00F6la-W6; Fri, 05 Mar 2021 13:33:54 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lIAXk-00F5xC-D2 for linux-arm-kernel@lists.infradead.org; Fri, 05 Mar 2021 13:31:02 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 289EC20161E; Fri, 5 Mar 2021 14:31:00 +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 674582010AC; Fri, 5 Mar 2021 14:30:54 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id B09C340336; Fri, 5 Mar 2021 14:30:47 +0100 (CET) From: Dong Aisheng To: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Cc: dongas86@gmail.com, kernel@pengutronix.de, shawnguo@kernel.org, robh+dt@kernel.org, linux-imx@nxp.com, jan.kiszka@siemens.com, Dong Aisheng , Mark Rutland , Fabio Estevam Subject: [PATCH v5 14/18] arm64: dts: imx8qm: add dma ss support Date: Fri, 5 Mar 2021 21:17:44 +0800 Message-Id: <1614950268-22073-16-git-send-email-aisheng.dong@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1614950268-22073-1-git-send-email-aisheng.dong@nxp.com> References: <1614950268-22073-1-git-send-email-aisheng.dong@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210305_133101_143092_B9567305 X-CRM114-Status: GOOD ( 12.93 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The DMA SS of MX8QM is mostly the same as the DMA part in MX8QXP ADMA SS while it has one more instance for each of LPUART, ADC and LPI2C. And unlike MX8QXP that flexcan clocks are shared between multiple CAN instances, MX8QM has separate flexcan clock slice. So we reuse the most part of common imx8-ss-dma.dtsi and add new things based on it. Cc: Rob Herring Cc: Mark Rutland Cc: devicetree@vger.kernel.org Cc: Shawn Guo Cc: Sascha Hauer Cc: Fabio Estevam Signed-off-by: Dong Aisheng --- ChangeLog: v3->v5: * no changes v2->v3: * use new clock-indices IDs * update lpuart fallback compatible string to fsl,imx8qxp-lpuart v1->v2: * change to the new two cell scu clk binding --- .../boot/dts/freescale/imx8qm-ss-dma.dtsi | 51 +++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi diff --git a/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi new file mode 100644 index 000000000000..bbe5f5ecfb92 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8qm-ss-dma.dtsi @@ -0,0 +1,51 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2018-2019 NXP + * Dong Aisheng + */ + +&dma_subsys { + uart4_lpcg: clock-controller@5a4a0000 { + compatible = "fsl,imx8qxp-lpcg"; + reg = <0x5a4a0000 0x10000>; + #clock-cells = <1>; + clocks = <&clk IMX_SC_R_UART_4 IMX_SC_PM_CLK_PER>, + <&dma_ipg_clk>; + clock-indices = , ; + clock-output-names = "uart4_lpcg_baud_clk", + "uart4_lpcg_ipg_clk"; + power-domains = <&pd IMX_SC_R_UART_4>; + }; +}; + +&lpuart0 { + compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart"; +}; + +&lpuart1 { + compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart"; +}; + +&lpuart2 { + compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart"; +}; + +&lpuart3 { + compatible = "fsl,imx8qm-lpuart", "fsl,imx8qxp-lpuart"; +}; + +&i2c0 { + compatible = "fsl,imx8qm-lpi2c", "fsl,imx7ulp-lpi2c"; +}; + +&i2c1 { + compatible = "fsl,imx8qm-lpi2c", "fsl,imx7ulp-lpi2c"; +}; + +&i2c2 { + compatible = "fsl,imx8qm-lpi2c", "fsl,imx7ulp-lpi2c"; +}; + +&i2c3 { + compatible = "fsl,imx8qm-lpi2c", "fsl,imx7ulp-lpi2c"; +};