From patchwork Sun Jan 1 17:57:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dario Binacchi X-Patchwork-Id: 37975 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:4e01:0:0:0:0:0 with SMTP id p1csp3858714wrt; Sun, 1 Jan 2023 10:02:06 -0800 (PST) X-Google-Smtp-Source: AMrXdXsyZwaZcgpbw8zE+7H2jM7peP0sLUMrFMeIZkdfj+Vq6JaYDFoaVv5Y6qXvz0fglpf3ptUs X-Received: by 2002:a05:6402:220b:b0:475:32d2:74a5 with SMTP id cq11-20020a056402220b00b0047532d274a5mr29914336edb.42.1672596126362; Sun, 01 Jan 2023 10:02:06 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1672596126; cv=none; d=google.com; s=arc-20160816; b=njbaTdHAQbJcNpOjcmbQyU4bUwf3daaCXjDkHq4nRsFejBi+0xcF78Xh4N8q5O+rPb pwGOx0kQ6elh8Q/T8OX9e9UEPLhwcrK/QI1VCE2S73HdNgTyGKImfoOEOdJcUgo44RZw uzCP7Re9A+3/NEcQx1AObSNGmFmcZD7NXO8+CavRBxDHN1WIRLaeDXCXLRFUUIGiwDCN /eW1Z7NfilID430Ud1dDI1Q8hfHtKgSrzUn5kd/SFt8I+jzaP3tTqcyCc72zZD0Q3lR5 +Mrn42pzLXTRUUsrW0O/ZT2nH+DDGXuVSmviQw3Gto8+cMJR59I6zkLDsAv87InM2wsi gt6A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=XsYrEdCaHlgX8drO/C/Unhu39WRz/1FMxnB9rmFaTNg=; b=md7kPHK1LTeFhzWifE/oqIBnqKUc+VcTpFEijAZkrakcH/wxKqDdNC4+i5ywc5pZPQ DG/rEvHOCRGcZLU0AZpQKPchXtMk9Hk/uEBBAN3Y20/J1BffXeOnU/9+WMjZyKX/u1Fs Wt+xZjqLTGHAvjjllOG3vNfSTdv5kBmApdpx5GBdch994nu7Y5v0IM6PpPGRCqVCGrM/ hG5W6DExgkAL3tXg6rSpI/XuaeBZCZoAr5Fj/eXU0PSP2UnbZJl+LMSDqyGlJt29Vkc+ +VtrntNKfqLWgINB84phMeu3F8//New0LlcW5fEE0pnWRQupJhOcqGzIDAsE8AFUaapg fLcQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=OEtlIibZ; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id y14-20020a056402358e00b00484c1d97aa5si18497346edc.278.2023.01.01.10.01.42; Sun, 01 Jan 2023 10:02:06 -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; dkim=pass header.i=@amarulasolutions.com header.s=google header.b=OEtlIibZ; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=amarulasolutions.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231658AbjAAR6k (ORCPT + 99 others); Sun, 1 Jan 2023 12:58:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53974 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231633AbjAAR6O (ORCPT ); Sun, 1 Jan 2023 12:58:14 -0500 Received: from mail-ej1-x634.google.com (mail-ej1-x634.google.com [IPv6:2a00:1450:4864:20::634]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B35712DC8 for ; Sun, 1 Jan 2023 09:58:01 -0800 (PST) Received: by mail-ej1-x634.google.com with SMTP id qk9so62233598ejc.3 for ; Sun, 01 Jan 2023 09:58:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=XsYrEdCaHlgX8drO/C/Unhu39WRz/1FMxnB9rmFaTNg=; b=OEtlIibZSYDv4KHy0g5ZT8e7sDptPOx0fTR/kA+cE0JzCl4xqXwofj3NX30ebTdtEy XKNXcGNIYorwvhatoXWPpI7o62BMeayGEfdLejTu6x4Tjhv1soh6y3qYosOGXQI2KDc8 Hxq0Hfw9VOWHEZ4UYecLq18VH/6W/tsI0XwIc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=XsYrEdCaHlgX8drO/C/Unhu39WRz/1FMxnB9rmFaTNg=; b=mB+KyGTgZkZv+HdFj2J9HQutWbbNRUwvv6h0qmJI6fI6WaOrlNv5oAprscAk/PRgCl Mmk7jKT8eIXC1KSuTf3oUEUH11IfWYL550eA5xPWF4zSSRQXHLO05eO5GHUYpMHt9xAZ fMo1wUGacH6OYjtNOsYbJtyAqTP2/LOVD0Uyp6jMD8YQtT+X0jgLHV+339LvRkMIi9Z9 hzfXlnTd/9Bs+GYW/l6OijjBj128i59TYnRCVM+pJXimg2ndSO1bxXu+r2eW0d1ri8oz Pg/i+zv6vz5F2DTsTbdTRK3HMuNPsO8wJWLWNkydkJYaKlMwIddT0w6oPhjQ51jYwAFR rSzA== X-Gm-Message-State: AFqh2kots1AS8WTZ0sibBAXjW3+TFj9YVSUFcrkwxcoJXVvuh6UI185W 5ACTkxX+T+4ku09L4VaCmLovGUIun4e1ExxA56k= X-Received: by 2002:a17:907:76ad:b0:7c0:f2cf:23fb with SMTP id jw13-20020a17090776ad00b007c0f2cf23fbmr35278937ejc.52.1672595881217; Sun, 01 Jan 2023 09:58:01 -0800 (PST) Received: from dario-ThinkPad-T14s-Gen-2i.homenet.telecomitalia.it (host-80-180-23-57.retail.telecomitalia.it. [80.180.23.57]) by smtp.gmail.com with ESMTPSA id q2-20020a1709063d4200b0082ddfb47d06sm12273018ejf.148.2023.01.01.09.57.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Jan 2023 09:58:00 -0800 (PST) From: Dario Binacchi To: linux-kernel@vger.kernel.org Cc: angelo@amarulasolutions.com, michael@amarulasolutions.com, tommaso.merciai@amarulasolutions.com, Chen-Yu Tsai , linux-amarula@amarulasolutions.com, anthony@amarulasolutions.com, jagan@amarulasolutions.com, Dario Binacchi , Abel Vesa , Adam Ford , Fabio Estevam , Krzysztof Kozlowski , Li Jun , Lucas Stach , Marek Vasut , Markus Niebel , Michael Turquette , NXP Linux Team , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , Shawn Guo , Stephen Boyd , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org Subject: [RFC PATCH v2 10/11] arm64: dts: imx8mn: add dumy clock Date: Sun, 1 Jan 2023 18:57:39 +0100 Message-Id: <20230101175740.1010258-11-dario.binacchi@amarulasolutions.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20230101175740.1010258-1-dario.binacchi@amarulasolutions.com> References: <20230101175740.1010258-1-dario.binacchi@amarulasolutions.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS 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 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1753844156042965068?= X-GMAIL-MSGID: =?utf-8?q?1753844156042965068?= The dummy clock was the only fixed rate clock not initialized from the device tree. So let's add it to the device tree like we did for the others fixed rate clocks. This is a preparation patch for the upcoming support to setup all the clocks directly from the device tree. Signed-off-by: Dario Binacchi --- (no changes since v1) arch/arm64/boot/dts/freescale/imx8mn.dtsi | 11 +++++++++-- drivers/clk/imx/clk-imx8mn.c | 2 +- 2 files changed, 10 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi index b7d91df71cc2..1949db3e08f7 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi @@ -217,6 +217,13 @@ clk_ext4: clock-ext4 { clock-output-names = "clk_ext4"; }; + clk_dummy: clock-dummy { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + clock-output-names = "dummy"; + }; + pmu { compatible = "arm,cortex-a53-pmu"; interrupts = ; #clock-cells = <1>; clocks = <&osc_32k>, <&osc_24m>, <&clk_ext1>, <&clk_ext2>, - <&clk_ext3>, <&clk_ext4>; + <&clk_ext3>, <&clk_ext4>, <&clk_dummy>; clock-names = "osc_32k", "osc_24m", "clk_ext1", "clk_ext2", - "clk_ext3", "clk_ext4"; + "clk_ext3", "clk_ext4", "dummy"; assigned-clocks = <&clk IMX8MN_CLK_A53_SRC>, <&clk IMX8MN_CLK_A53_CORE>, <&clk IMX8MN_CLK_NOC>, diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c index af256ade554f..e1f059dc5afa 100644 --- a/drivers/clk/imx/clk-imx8mn.c +++ b/drivers/clk/imx/clk-imx8mn.c @@ -331,7 +331,7 @@ static int imx8mn_clocks_probe(struct platform_device *pdev) clk_hw_data->num = IMX8MN_CLK_END; hws = clk_hw_data->hws; - hws[IMX8MN_CLK_DUMMY] = imx_clk_hw_fixed("dummy", 0); + hws[IMX8MN_CLK_DUMMY] = imx_get_clk_hw_by_name(np, "dummy"); hws[IMX8MN_CLK_24M] = imx_get_clk_hw_by_name(np, "osc_24m"); hws[IMX8MN_CLK_32K] = imx_get_clk_hw_by_name(np, "osc_32k"); hws[IMX8MN_CLK_EXT1] = imx_get_clk_hw_by_name(np, "clk_ext1");