From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AFAF8C43613 for ; Thu, 20 Jun 2019 18:18:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 830A220675 for ; Thu, 20 Jun 2019 18:18:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561054705; bh=0rHNTe7piWPQPp9EcUqjXMi/HxZeN+SZaZjtZOxQ19s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=AEepaBXNL5SDnKAgZ2aJ+H/45MyahGCLsNL+0Hfr0BWCzgLmLZGwXyWpsbw39EXak D8YiOMA2BEOOn4iFgukpfMx5CtFqgYClDg7hckCEPbd7ph17FpCEoPeUSwc/7Qm/1b Jh7K7gXCl5r6INA0Bu9fHj6+a+fTdaeI7UtZLHcI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729801AbfFTSQg (ORCPT ); Thu, 20 Jun 2019 14:16:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:45780 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729081AbfFTSQe (ORCPT ); Thu, 20 Jun 2019 14:16:34 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 94EF4205F4; Thu, 20 Jun 2019 18:16:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561054594; bh=0rHNTe7piWPQPp9EcUqjXMi/HxZeN+SZaZjtZOxQ19s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Jaw5R/u0ymSnUuPODwgkEYykMjKHfodMWWIhzuDk55+A6fVyXDEo5yRLePiyno9JR iOtG5U1qH/fbqyewkQdH96r42X13c3B4cUh5zV2AK72KX8H9aB0RDKv78hlw2SvmCu 2xx5jpteKDDFIaF6jlr/ts1Hy0thynhShw99duv4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Biao Huang , "David S. Miller" , Sasha Levin Subject: [PATCH 5.1 54/98] net: stmmac: dwmac-mediatek: modify csr_clk value to fix mdio read/write fail Date: Thu, 20 Jun 2019 19:57:21 +0200 Message-Id: <20190620174351.764275156@linuxfoundation.org> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190620174349.443386789@linuxfoundation.org> References: <20190620174349.443386789@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [ Upstream commit f4ca7a9260dfe700f2a16f0881825de625067515 ] 1. the frequency of csr clock is 66.5MHz, so the csr_clk value should be 0 other than 5. 2. the csr_clk can be got from device tree, so remove initialization here. Fixes: 9992f37e346b ("stmmac: dwmac-mediatek: add support for mt2712") Signed-off-by: Biao Huang Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c index bf2562995fc8..126b66bb73a6 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c @@ -346,8 +346,6 @@ static int mediatek_dwmac_probe(struct platform_device *pdev) return PTR_ERR(plat_dat); plat_dat->interface = priv_plat->phy_mode; - /* clk_csr_i = 250-300MHz & MDC = clk_csr_i/124 */ - plat_dat->clk_csr = 5; plat_dat->has_gmac4 = 1; plat_dat->has_gmac = 0; plat_dat->pmt = 0; -- 2.20.1