From patchwork Thu Sep 19 09:10:39 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: 11151961 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 87FC514ED for ; Thu, 19 Sep 2019 09:15:41 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5E09A21928 for ; Thu, 19 Sep 2019 09:15:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="CtbVQoSH" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5E09A21928 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org 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=akiGOX7o227N6bM0VPhSf/yNEBH220RQqkG5aP8TDg4=; b=CtbVQoSHKeYvRT kG/jqR8/DcW+LXtGMrST2sCF5xbdzISizjcSL4vWUSuJsguDotDK+JHFX2hBAt5R9ucePw5Cob95Z WgqKAKEyTTlZdgvqkD2eO9erPyEfBZMvnSUWXGMLs8uZD5uojmbadVZST4ygChO8AFEk8Krujwe8R nHu9GJlJqujPEo0Y8hB+r4xaH4SyGFOzZauH3uGaFLwNevdzoGVMFmP+ovuDD6a9MIr48GC5LztiH m8E6ENtGeVN2KDFO7ez1ytL4qwpmvEyX/KuFUyPOqfWAxWgS8JgjIPIgKkDBET+ci7io0t/Vmxrep I2RHJdRKGMy/P/aNh6oQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1iAsXM-0004G0-D6; Thu, 19 Sep 2019 09:15:40 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92.2 #3 (Red Hat Linux)) id 1iAsSw-0006ra-S9; Thu, 19 Sep 2019 09:11:08 +0000 X-UUID: 4a58205c2d39430f835408623b9269b4-20190919 X-UUID: 4a58205c2d39430f835408623b9269b4-20190919 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 896207433; Thu, 19 Sep 2019 01:10:54 -0800 Received: from MTKMBS31DR.mediatek.inc (172.27.6.102) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 19 Sep 2019 02:10:53 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by MTKMBS31DR.mediatek.inc (172.27.6.102) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 19 Sep 2019 17:10:50 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 19 Sep 2019 17:10:49 +0800 From: Chunfeng Yun To: Kishon Vijay Abraham I , Rob Herring Subject: [PATCH v3 08/11] phy: phy-mtk-tphy: make the ref clock optional Date: Thu, 19 Sep 2019 17:10:39 +0800 Message-ID: <1568884242-22775-8-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1568884242-22775-1-git-send-email-chunfeng.yun@mediatek.com> References: <1568884242-22775-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: CD51977EF997F2D782C67456021EFD049A739AEA8C44EA82748519F516EAEA702000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190919_021106_989771_3F79815F X-CRM114-Status: GOOD ( 11.80 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Chunfeng Yun , linux-mediatek@lists.infradead.org, Matthias Brugger , linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Sometimes the reference clock of USB3 PHY comes from oscillator directly, and no need refer to a fixed-clock in DTS anymore if make it optional. Signed-off-by: Chunfeng Yun --- v2~3: no changes --- drivers/phy/mediatek/phy-mtk-tphy.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c index 4a2dc92f10f5..96c62e3a3300 100644 --- a/drivers/phy/mediatek/phy-mtk-tphy.c +++ b/drivers/phy/mediatek/phy-mtk-tphy.c @@ -1182,7 +1182,7 @@ static int mtk_tphy_probe(struct platform_device *pdev) if (tphy->u3phya_ref) continue; - instance->ref_clk = devm_clk_get(&phy->dev, "ref"); + instance->ref_clk = devm_clk_get_optional(&phy->dev, "ref"); if (IS_ERR(instance->ref_clk)) { dev_err(dev, "failed to get ref_clk(id-%d)\n", port); retval = PTR_ERR(instance->ref_clk);