From patchwork Wed Apr 10 06:13:04 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 10893221 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 58598922 for ; Wed, 10 Apr 2019 06:14:30 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 389002889C for ; Wed, 10 Apr 2019 06:14:30 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2B948289E5; Wed, 10 Apr 2019 06:14:30 +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,UNPARSEABLE_RELAY 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 C69E02889C for ; Wed, 10 Apr 2019 06:14:29 +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=Um8ADoKbEQxxrOQ8eAKd0PSzfmHBl/ot/bnzmD3qTtw=; b=Otqw49ksQ50ery O8sIyvX4c/EIra4lHE5Hr5o/OGojmhsqxqSyICGx2zN1b864sg6gLNfrgpEHQDhy8/tJaJtyIJSlr I7QtcEcnZpVlpkrsctpsd37UdzxryvmHuSLUO6jVxrXZ16BHKtK3TfnPUsQ8KM2wTLpqJwl+tidKb c08PtuMmw8wZsQQi24HpiMQc7+VJ8kbFgixBGHFCy00wp9AN3WBpedb5V0f4IQvIS2Cwcj0FjIuHG +bpjOc1zfbvHn5G6r/0IoH6GNvv6qbXpEziCNImDlwo0+h2R3I18IqpoTj5L2f0W2qdnpYnHm+p3Y aE2RKrKmQbaNE29QaA2g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hE6VB-0001JI-49; Wed, 10 Apr 2019 06:14:29 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hE6Uw-00010C-5a; Wed, 10 Apr 2019 06:14:16 +0000 X-UUID: baf4497acbd7469c9f8e4d659868c801-20190409 X-UUID: baf4497acbd7469c9f8e4d659868c801-20190409 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 882636484; Tue, 09 Apr 2019 22:13:15 -0800 Received: from MTKMBS31DR.mediatek.inc (172.27.6.102) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 9 Apr 2019 23:13:14 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by MTKMBS31DR.mediatek.inc (172.27.6.102) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 10 Apr 2019 14:13:10 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 10 Apr 2019 14:13:09 +0800 From: Chunfeng Yun To: Kishon Vijay Abraham I Subject: [v2 PATCH 2/4] phy: qcom-qusb2: get optional clock by devm_clk_get_optional() Date: Wed, 10 Apr 2019 14:13:04 +0800 Message-ID: <50f5c2410bb86691329e5cb4d7ec38d1811fff33.1554874961.git.chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190409_231414_210304_38F23D85 X-CRM114-Status: GOOD ( 10.96 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: David Brown , Grygorii Strashko , Masami Hiramatsu , Kunihiko Hayashi , Masahiro Yamada , Martin Blumenstingl , Kevin Hilman , Motoya Tanigawa , linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, Andy Gross , Matthias Brugger , Vivek Gautam , linux-arm-msm@vger.kernel.org, Chunfeng Yun , linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+patchwork-linux-amlogic=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Use devm_clk_get_optional() to get optional clock Cc: Andy Gross Cc: David Brown Cc: Vivek Gautam Signed-off-by: Chunfeng Yun --- v2: no changes --- drivers/phy/qualcomm/phy-qcom-qusb2.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qusb2.c b/drivers/phy/qualcomm/phy-qcom-qusb2.c index 8fd7ce139772..1cbf1d6f28ce 100644 --- a/drivers/phy/qualcomm/phy-qcom-qusb2.c +++ b/drivers/phy/qualcomm/phy-qcom-qusb2.c @@ -822,14 +822,9 @@ static int qusb2_phy_probe(struct platform_device *pdev) return ret; } - qphy->iface_clk = devm_clk_get(dev, "iface"); - if (IS_ERR(qphy->iface_clk)) { - ret = PTR_ERR(qphy->iface_clk); - if (ret == -EPROBE_DEFER) - return ret; - qphy->iface_clk = NULL; - dev_dbg(dev, "failed to get iface clk, %d\n", ret); - } + qphy->iface_clk = devm_clk_get_optional(dev, "iface"); + if (IS_ERR(qphy->iface_clk)) + return PTR_ERR(qphy->iface_clk); qphy->phy_reset = devm_reset_control_get_by_index(&pdev->dev, 0); if (IS_ERR(qphy->phy_reset)) {