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: 394689 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, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 8AF74C4321A for ; Fri, 5 Mar 2021 13:31:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 797DC64FE2 for ; Fri, 5 Mar 2021 13:31:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230395AbhCENb0 (ORCPT ); Fri, 5 Mar 2021 08:31:26 -0500 Received: from inva021.nxp.com ([92.121.34.21]:58558 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230432AbhCENbB (ORCPT ); Fri, 5 Mar 2021 08:31:01 -0500 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 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.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"; +};