From patchwork Wed Dec 11 05:54:20 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: 11284301 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 156121593 for ; Wed, 11 Dec 2019 05:56:32 +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 E792A2077B for ; Wed, 11 Dec 2019 05:56:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Scvbr9t2"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="PWz6Ej3m" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E792A2077B 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-arm-kernel-bounces+patchwork-linux-arm=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=sRnOS1fTtWL8BPinHtRjO/Ys0dHAepZBQmYurx+fdlw=; b=Scvbr9t2YZSeDz J9jqPwEgXmRs4vn06Gq4F954EpjZ/FINk53y4Z6zkNxPM9bH6sZ4U1Z+Qxp/B+kzU0BKspBRM6+HV /90+JH7V0Zqust2s2qfwdL8kEOOu4u0I0VKAFeYJ1aTSIkavcJKRY789TYKGRCfqTLHyj7Fs94q4r WdQq1hO56dV2xlwE+wOAhaAOK1iI+OpDBDBjCgz4S9elc2w5GhVMYM5/jAHwMSODUKF8hAw0JNZax xa310mHRsH+6bWG2CyQ7PSOO7RNuM6/DtrlxlGcEcwgEDJFT0FH5Hisgm1bHRuSsdkdGsuCMU9kl/ /JxCfo+xm+wCCEuVKLrA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ieuz8-00015S-L1; Wed, 11 Dec 2019 05:56:30 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ieuyZ-0000ZM-9G; Wed, 11 Dec 2019 05:55:56 +0000 X-UUID: d0da7bdf0b4d44459e82acc9f1cf1ee8-20191210 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=3xb4WkBhecnQKR5JjDcpYU1lbbGwgJex7RLnR+U8A9U=; b=PWz6Ej3mZBVqHFycjGJHPN5SKlpHHxXf8QEQI0w5hxLdnZiIZSeT04JUCZhSkcvGO8IhBAN+lrAWbK5zng5aX7lzUiaDhRu4MPSwACVKkLi+yE6pzuTdgjy76RC7+fn74cxO0EULPhgTdgqTQMJHpT7S1GTgTDhX6FrdKeNqVHk=; X-UUID: d0da7bdf0b4d44459e82acc9f1cf1ee8-20191210 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 36878816; Tue, 10 Dec 2019 21:55:49 -0800 Received: from MTKMBS31N2.mediatek.inc (172.27.4.87) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 10 Dec 2019 21:55:11 -0800 Received: from mtkcas09.mediatek.inc (172.21.101.178) by MTKMBS31N2.mediatek.inc (172.27.4.87) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 11 Dec 2019 13:53:55 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 11 Dec 2019 13:54:47 +0800 From: Chunfeng Yun To: Kishon Vijay Abraham I Subject: [PATCH v5 08/11] phy: phy-mtk-tphy: make the ref clock optional Date: Wed, 11 Dec 2019 13:54:20 +0800 Message-ID: <1576043663-14240-8-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1576043663-14240-1-git-send-email-chunfeng.yun@mediatek.com> References: <1576043663-14240-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: B84B464933E95A956684A5488869615B95100D11C76EE8180C20E48C84BE78512000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191210_215555_335173_C2B4634A X-CRM114-Status: GOOD ( 10.79 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines 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: Mark Rutland , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Chunfeng Yun , Rob Herring , linux-mediatek@lists.infradead.org, Matthias Brugger , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=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~v5: 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);