From 79b385b01731ca585bc67baae2e847505f9d8c70 Mon Sep 17 00:00:00 2001
From: Wolfram Sang <w.sang@pengutronix.de>
Date: Tue, 24 Jan 2012 14:53:51 +0100
Subject: [PATCH] net: fec_imx: configure FEC for 10Mbit when necessary

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 drivers/net/fec_imx.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/net/fec_imx.c b/drivers/net/fec_imx.c
index 45af78f56..653b4888d 100644
--- a/drivers/net/fec_imx.c
+++ b/drivers/net/fec_imx.c
@@ -373,6 +373,17 @@ static int fec_open(struct eth_device *edev)
 		ret = miidev_wait_aneg(&fec->miidev);
 		if (ret)
 			return ret;
+
+		ret = miidev_get_status(&fec->miidev);
+		if (ret < 0)
+			return ret;
+
+		if (ret & MIIDEV_STATUS_IS_10MBIT) {
+			u32 rcntl = readl(fec->regs + FEC_R_CNTRL);
+			rcntl |= FEC_R_CNTRL_RMII_10T;
+			writel(rcntl, fec->regs + FEC_R_CNTRL);
+		}
+
 		miidev_print_status(&fec->miidev);
 	}