netdev - [PATCH] sky2: don't clear phy power bits

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Message-ID: <20070821111022.046eec14@freepuppy.rosehill.hemminger.net>
Date:	Tue, 21 Aug 2007 11:10:22 -0700
From:	Stephen Hemminger <shemminger@...ux-foundation.org>
To:	Greg KH <gregkh@...e.de>
Cc:	stable@...r.kernel.org, stable@...nel.org,
	Justin Forbes <jmforbes@...uxtx.org>,
	Zwane Mwaikambo <zwane@....linux.org.uk>,
	"Theodore Ts'o" <tytso@....edu>,
	Randy Dunlap <rdunlap@...otime.net>,
	Dave Jones <davej@...hat.com>,
	Chuck Wolber <chuckw@...ntumlinux.com>,
	Chris Wedgwood <reviews@...cw.f00f.org>,
	Michael Krufky <mkrufky@...uxtv.org>,
	Chuck Ebbert <cebbert@...hat.com>,
	Domenico Andreoli <cavokz@...il.com>,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	alan@...rguk.ukuu.org.uk, netdev@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [PATCH] sky2: don't clear phy power bits

There are special PHY settings available on Yukon EC-U chip that
should not get cleared. This should solve mysterious errors on some
motherboards (like Gigabyte DS-3).

Signed-off-by: Stephen Hemminger <shemminger@...ux-foundation.org>


--- a/drivers/net/sky2.c	2007-08-21 11:08:27.000000000 -0700
+++ b/drivers/net/sky2.c	2007-08-21 11:09:03.000000000 -0700
@@ -657,8 +657,8 @@ static void sky2_mac_init(struct sky2_hw
 	int i;
 	const u8 *addr = hw->dev[port]->dev_addr;
 
-	sky2_write32(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET);
-	sky2_write32(hw, SK_REG(port, GPHY_CTRL), GPC_RST_CLR);
+	sky2_write8(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET);
+	sky2_write8(hw, SK_REG(port, GPHY_CTRL), GPC_RST_CLR);
 
 	sky2_write8(hw, SK_REG(port, GMAC_CTRL), GMC_RST_CLR);
 
-
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