From patchwork Fri Apr 22 18:30:10 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?J=2E_Neusch=C3=A4fer?= X-Patchwork-Id: 12824217 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 514E1C43219 for ; Fri, 22 Apr 2022 22:36:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233816AbiDVWjN (ORCPT ); Fri, 22 Apr 2022 18:39:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50118 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234437AbiDVWiR (ORCPT ); Fri, 22 Apr 2022 18:38:17 -0400 Received: from mout.gmx.net (mout.gmx.net [212.227.17.21]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2E67C200389; Fri, 22 Apr 2022 14:30:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1650663022; bh=BHUkq4qIz1dh922+/iqR/+zEXRIaC4ZyZF4Bphn8Po8=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date:In-Reply-To:References; b=EXay7kgGE8SkMAk7JaTrpqsmjmE+KTqTL3U60OahfcTP4a0uhZGt1TALutDYVF3im M/dCpgzDLEepZkFvF89gCdMzhB7ac4NIR/nuWleWMud/8uWT2N1OdDKDdZ24UdzTND Agi3x+W+yvHXOI3DRqZbvc1rgIezKKwRa4KtuWPs= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from longitude ([87.78.190.74]) by mail.gmx.net (mrgmx105 [212.227.17.168]) with ESMTPSA (Nemesis) id 1N8ofO-1nvSO519eg-015ujL; Fri, 22 Apr 2022 20:31:55 +0200 From: =?utf-8?q?Jonathan_Neusch=C3=A4fer?= To: linux-clk@vger.kernel.org, openbmc@lists.ozlabs.org Cc: linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, =?utf-8?q?Jonathan_Neusch=C3=A4fer?= , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Avi Fishman , Tomer Maimon , Tali Perry , Patrick Venture , Nancy Yuen , Benjamin Fair , Daniel Lezcano , Thomas Gleixner , Philipp Zabel , Wim Van Sebroeck , Guenter Roeck Subject: [PATCH 5/7] ARM: dts: wpcm450: Add clock controller node Date: Fri, 22 Apr 2022 20:30:10 +0200 Message-Id: <20220422183012.444674-6-j.neuschaefer@gmx.net> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220422183012.444674-1-j.neuschaefer@gmx.net> References: <20220422183012.444674-1-j.neuschaefer@gmx.net> MIME-Version: 1.0 X-Provags-ID: V03:K1:Fag6c+9a1Pz3T5xG3Pe4SmIRM1zshVKs/bhtGtFRhEqmEKmvImL mQiew5bwtAn5jmH7DaPyUusvR9/woaryKVpQFAXUKgw39r3F9k9/a1u2LQItUrXdsy7diry CBT1J59AfeqO/3Z6yii0UgOL51/2BFCdmCC74iM+zjFRl7g/SRd0Lu5Q5I0YJ4tANpkLGDo PYSdA+hdkEp96fsM9/7sw== X-UI-Out-Filterresults: notjunk:1;V03:K0:IHgVYjueDIk=:s19Olf0VBPcmGPERNqaAVP TIOWAFRCJ8h1zX3LmbH8ZStBHDP6P9A5eQhP0ofSiugsP6jIVRCLO8XSlS6TkrTZNKvhaLg+Y l3o2Uw5FF+BiEH4ITCaIkibSAAw3yYvsmBeEVhI968R+qU+j9jemDR8uiXPckM6NFLlFG3MAA //3Vkn/yzDI+S/DuzZwc4m/fSRP+2u+UhapM3X/x049NPxHSkiKu7Fh0mueR1t73aFB3MqSeU GJMIl3QD9eYoPieeluQDBN3OK/0o5YTLLeJyOrFJLmOGPVANCkGgqyuiY8kxs0yUAo3CYH310 YISle7JZrIyFsKumD7yMJwq1DCcT9+BKojeTsB1kLGIfNIrhpEj9bJAEYZrMi4yFhfIr+MuuI oGC7OW38CccejsUeblq3l6NtVKZZGEAk3UXxla3VXvcEOrzM816Y/3YHc18+YQFLVwfym/Rs6 HpfcVHsbxMIRnekokDxudI2DP2FZbSsMA7xtr7SkkFrZowFAwaTQ8p2TOBmk0zC/iq5KbO5Y2 B91g/xGxfwmhLJJlfHpUjcoIij9CJrmWE0jOPVVktEgdGEoXFbA1ac67XnVeR/SrX/4uFZrob M199YNDpY5+S2cDOf0LRmhL6spD/JnMzvcfaEu2Sg3Fp8Fa+uul9rFFDhAeaNT/23jcmtjwMW Zo1zEe9o8swvO7N3pQTF1PZ2R6K4gxjYouhqdV7DJLsyauGhM7Mq+wdRH8rTk610Aso3QbTiQ HwSYs628upNHfP0XUwISxTcddajIdD53mgG8fgFZBKzt21QSfEDTI9swvdN2Oz4WWaElbqF6E L9fbql54Lgwr8/NXZiYsyHbZDTRoY4Bv1c7TE7ZvHo1RSPL5/Pfp1Y25wggRhQ8r+J3i26fe9 Vv+YrLmcvWdfZrrSlui3Z1+SOYosJuorgnTGoBDmJLf2J6TVA8hXRNBVx7L0dWxh0yyGqKvhD QDvvT0otLfKlDfcTjrwYS9Nm73804oL+q7n4v+JhNmqdDbG2O1rdGJj+qDuyTokLdmwVCoi9S RSWbkjlIiwj7PvZR83cBPpgFFVTjIFdAVO36ZXoSfQbHbtQJeMDAM+IwJ/uSrTbWysAcEpG4d J+80VCwdWTBYn4= Precedence: bulk List-ID: X-Mailing-List: linux-watchdog@vger.kernel.org This declares the clock controller and the necessary 48 Mhz reference clock in the WPCM450 device. Switching devices over to the clock controller is intentionally done in a separate patch to give time for the clock controller driver to land. Signed-off-by: Jonathan Neuschäfer --- arch/arm/boot/dts/nuvoton-wpcm450.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) -- 2.35.1 diff --git a/arch/arm/boot/dts/nuvoton-wpcm450.dtsi b/arch/arm/boot/dts/nuvoton-wpcm450.dtsi index 1c63ab14c4383..62d70fda7b520 100644 --- a/arch/arm/boot/dts/nuvoton-wpcm450.dtsi +++ b/arch/arm/boot/dts/nuvoton-wpcm450.dtsi @@ -39,6 +39,14 @@ clk24m: clock-24mhz { #clock-cells = <0>; }; + refclk: clock-48mhz { + /* 48 MHz reference oscillator */ + compatible = "fixed-clock"; + clock-output-names = "refclk"; + clock-frequency = <48000000>; + #clock-cells = <0>; + }; + soc { compatible = "simple-bus"; #address-cells = <1>; @@ -51,6 +59,15 @@ gcr: syscon@b0000000 { reg = <0xb0000000 0x200>; }; + clk: clock-controller@b0000200 { + compatible = "nuvoton,wpcm450-clk"; + reg = <0xb0000200 0x100>; + clocks = <&refclk>; + clock-names = "refclk"; + #clock-cells = <1>; + #reset-cells = <1>; + }; + serial0: serial@b8000000 { compatible = "nuvoton,wpcm450-uart"; reg = <0xb8000000 0x20>;