From patchwork Thu Jun 27 15:53:41 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu Beznea X-Patchwork-Id: 11020001 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 53DA01575 for ; Thu, 27 Jun 2019 15:55:01 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 421FD283B2 for ; Thu, 27 Jun 2019 15:55:01 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3699B283C8; Thu, 27 Jun 2019 15:55:01 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id DE437283B2 for ; Thu, 27 Jun 2019 15:55:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=CUV8cbw/MM66zZ3kAO087INkc7v+uM7ms322gSm5JrU=; b=LoJ+yU2XDvtdXD Im2aSOV1FBn1SxTMqtIpQwd0RfX4xsaIdXMwlC5QoaoFlb5te0DEEx/GPXd7VVEBjJGdVZVQ1YETY cVpgw4303G0F+I5ID8UHx51czcfTDaQLyS1Tda+QI6W8Ihd3pmlmWQTupFcfZ+EjhCg72JLmHK3eB 3KHlKo7ue3EjfFurbPgfWEChr+L+Rq66ubFXl6fUNobccklfvQILHInqIYsvcHHCV9dZ2xePLdR6v OV163eRtMbaIda75kWz8E+ENbSaiWYc/UExOrJdkst9JGIuPqmdaQqWTA5dv8cIkY/4icMA5xyfGf R8KODA+25tMFE5lPlVnA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hgWjj-0006fR-Bh; Thu, 27 Jun 2019 15:54:59 +0000 Received: from esa6.microchip.iphmx.com ([216.71.154.253]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hgWio-0005ws-C4 for linux-arm-kernel@lists.infradead.org; Thu, 27 Jun 2019 15:54:03 +0000 Received-SPF: Pass (esa6.microchip.iphmx.com: domain of Claudiu.Beznea@microchip.com designates 198.175.253.82 as permitted sender) identity=mailfrom; client-ip=198.175.253.82; receiver=esa6.microchip.iphmx.com; envelope-from="Claudiu.Beznea@microchip.com"; x-sender="Claudiu.Beznea@microchip.com"; x-conformance=spf_only; x-record-type="v=spf1"; x-record-text="v=spf1 mx a:ushub1.microchip.com a:smtpout.microchip.com a:mx1.microchip.iphmx.com a:mx2.microchip.iphmx.com include:servers.mcsv.net include:mktomail.com include:spf.protection.outlook.com ~all" Received-SPF: None (esa6.microchip.iphmx.com: no sender authenticity information available from domain of postmaster@email.microchip.com) identity=helo; client-ip=198.175.253.82; receiver=esa6.microchip.iphmx.com; envelope-from="Claudiu.Beznea@microchip.com"; x-sender="postmaster@email.microchip.com"; x-conformance=spf_only Authentication-Results: esa6.microchip.iphmx.com; dkim=none (message not signed) header.i=none; spf=Pass smtp.mailfrom=Claudiu.Beznea@microchip.com; spf=None smtp.helo=postmaster@email.microchip.com; dmarc=pass (p=none dis=none) d=microchip.com X-IronPort-AV: E=Sophos;i="5.63,424,1557212400"; d="scan'208";a="36125169" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa6.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 27 Jun 2019 08:53:58 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.87.72) by chn-vm-ex01.mchp-main.com (10.10.87.71) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Thu, 27 Jun 2019 08:53:57 -0700 Received: from m18063-ThinkPad-T460p.mchp-main.com (10.10.85.251) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.1713.5 via Frontend Transport; Thu, 27 Jun 2019 08:53:54 -0700 From: Claudiu Beznea To: , , , , Subject: [PATCH v2 3/7] clk: at91: sckc: add support to free slow clock osclillator Date: Thu, 27 Jun 2019 18:53:41 +0300 Message-ID: <1561650825-11213-4-git-send-email-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1561650825-11213-1-git-send-email-claudiu.beznea@microchip.com> References: <1561650825-11213-1-git-send-email-claudiu.beznea@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190627_085402_456333_48758ECE X-CRM114-Status: UNSURE ( 6.49 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Claudiu Beznea , linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org 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 Add support to free slow clock oscillator resources. Signed-off-by: Claudiu Beznea Reviewed-by: Alexandre Belloni --- drivers/clk/at91/sckc.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/clk/at91/sckc.c b/drivers/clk/at91/sckc.c index 492b139a7c15..2a677c56f901 100644 --- a/drivers/clk/at91/sckc.c +++ b/drivers/clk/at91/sckc.c @@ -355,6 +355,14 @@ at91_clk_register_sam9x5_slow(void __iomem *sckcr, return hw; } +static void at91_clk_unregister_sam9x5_slow(struct clk_hw *hw) +{ + struct clk_sam9x5_slow *slowck = to_clk_sam9x5_slow(hw); + + clk_hw_unregister(hw); + kfree(slowck); +} + static void __init at91sam9x5_sckc_register(struct device_node *np, unsigned int rc_osc_startup_us, const struct clk_slow_bits *bits)