From 19f3b78dfbc63c46574e1c2232a8a89fc122405f Mon Sep 17 00:00:00 2001
From: Bin Meng <bmeng.cn@gmail.com>
Date: Wed, 14 Aug 2019 03:29:42 -0700
Subject: [PATCH] Revert "net: macb: Fixed reading MII_LPA register"
This reverts commit 1b0c9914cc75d1570359181ebd493cd5746cb0ed.
Commit 1b0c9914cc75 ("net: macb: Fixed reading MII_LPA register")
causes 100Mbps does not work any more with SiFive FU540 GEM on the
HiFive Unleashed board. Revert it.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
---
drivers/net/macb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index c99cf663a4..25f79136e0 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -643,7 +643,7 @@ static int macb_phy_init(struct macb_device *macb, const char *name)
/* First check for GMAC and that it is GiB capable */
if (gem_is_gigabit_capable(macb)) {
- lpa = macb_mdio_read(macb, MII_LPA);
+ lpa = macb_mdio_read(macb, MII_STAT1000);
if (lpa & (LPA_1000FULL | LPA_1000HALF | LPA_1000XFULL |
LPA_1000XHALF)) {
--
2.39.5