From patchwork Fri Oct 14 09:18:15 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gabriel FERNANDEZ X-Patchwork-Id: 9376275 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id DAC336075E for ; Fri, 14 Oct 2016 09:21:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CA83F29276 for ; Fri, 14 Oct 2016 09:21:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id BEA782A560; Fri, 14 Oct 2016 09:21:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 580F629276 for ; Fri, 14 Oct 2016 09:21:43 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1buyeF-0006Gn-1p; Fri, 14 Oct 2016 09:19:27 +0000 Received: from mx07-00178001.pphosted.com ([62.209.51.94]) by bombadil.infradead.org with esmtps (Exim 4.85_2 #1 (Red Hat Linux)) id 1buye8-0006Dd-27 for linux-arm-kernel@lists.infradead.org; Fri, 14 Oct 2016 09:19:22 +0000 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by m0046037.ppops.net (8.16.0.11/8.16.0.11) with SMTP id u9E9EAeY005277; Fri, 14 Oct 2016 11:18:35 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-.pphosted.com with ESMTP id 2615cufwf0-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Fri, 14 Oct 2016 11:18:35 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 5982C34; Fri, 14 Oct 2016 09:18:34 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas22.st.com [10.75.90.92]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 24891250A; Fri, 14 Oct 2016 09:18:34 +0000 (GMT) Received: from localhost (10.48.1.80) by Webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.279.2; Fri, 14 Oct 2016 11:18:33 +0200 From: To: Rob Herring , Mark Rutland , Russell King , Maxime Coquelin , Alexandre Torgue , Michael Turquette , Stephen Boyd , Nicolas Pitre , Arnd Bergmann , Subject: [PATCH v2 2/6] ARM: dts: stm32f429: add LSI and LSE clocks Date: Fri, 14 Oct 2016 11:18:15 +0200 Message-ID: <1476436699-21879-3-git-send-email-gabriel.fernandez@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1476436699-21879-1-git-send-email-gabriel.fernandez@st.com> References: <1476436699-21879-1-git-send-email-gabriel.fernandez@st.com> MIME-Version: 1.0 X-Originating-IP: [10.48.1.80] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-10-14_03:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20161014_021920_480989_F0167577 X-CRM114-Status: UNSURE ( 9.05 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, amelie.delaunay@st.com, olivier.bideau@st.com, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, gabriel.fernandez@st.com, ludovic.barre@st.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Gabriel Fernandez This patch adds lsi / lse oscillators. These clocks can be use by RTC clocks. The clock drivers needs to disable the power domain write protection using syscon / regmap to enable these clocks. Signed-off-by: Gabriel Fernandez --- arch/arm/boot/dts/stm32f429.dtsi | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi index 336ee4f..2700449 100644 --- a/arch/arm/boot/dts/stm32f429.dtsi +++ b/arch/arm/boot/dts/stm32f429.dtsi @@ -56,6 +56,18 @@ compatible = "fixed-clock"; clock-frequency = <0>; }; + + clk-lse { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <32768>; + }; + + clk-lsi { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <32000>; + }; }; soc { @@ -185,6 +197,11 @@ interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, <23>, <40>, <41>, <42>, <62>, <76>; }; + pwrcfg: power-config@40007000 { + compatible = "syscon"; + reg = <0x40007000 0x400>; + }; + pin-controller { #address-cells = <1>; #size-cells = <1>; @@ -340,6 +357,7 @@ compatible = "st,stm32f42xx-rcc", "st,stm32-rcc"; reg = <0x40023800 0x400>; clocks = <&clk_hse>; + st,syscfg = <&pwrcfg>; }; dma1: dma-controller@40026000 {