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From 50fcb51c42bc721f18f1bfa10f705519cd344a2a Mon Sep 17 00:00:00 2001
From: Daniel Hellstrom <daniel@gaisler.com>
Date: Wed, 1 Dec 2010 16:20:01 +0100
Subject: [PATCH] GRETH: Newer GBit MACs need setting EE bit when EDCL should be enabled
---
drivers/net/greth.c | 2 +-
drivers/net/greth.h | 1 +
2 files changed, 2 insertions(+), 1 deletions(-)
--- a/drivers/net/greth.c
+++ b/drivers/net/greth.c
@@ -1511,7 +1511,7 @@ static int __devinit greth_of_probe(stru
/* If we have EDCL we disable the EDCL speed-duplex FSM so
* it doesn't interfere with the software */
if (greth->edcl != 0)
- GRETH_REGORIN(regs->control, GRETH_CTRL_DISDUPLEX);
+ GRETH_REGORIN(regs->control, GRETH_CTRL_DISDUPLEX|GRETH_CTRL_EE);
/* Check if MAC can handle MDIO interrupts */
greth->mdio_int_en = (tmp >> 26) & 1;
--- a/drivers/net/greth.h
+++ b/drivers/net/greth.h
@@ -15,6 +15,7 @@
#define GRETH_CTRL_PSTATIEN 0x400
#define GRETH_CTRL_MCEN 0x800
#define GRETH_CTRL_DISDUPLEX 0x1000
+#define GRETH_CTRL_EE 0x4000
#define GRETH_STATUS_PHYSTAT 0x100
#define GRETH_BD_EN 0x800
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