[U-Boot] [PATCH 2/2] net: macb: Add support for 1000-baseX

Radu Pirea radu_nicolae.pirea at upb.ro
Fri Jun 7 11:18:36 UTC 2019


Macb can be used with Xilinx PCS/PMA PHY in fpga which is a 1000-baseX
phy(lpa 0x41e0). This patch adds checks for LPA_1000XFULL and
LPA_1000XHALF bits.

Signed-off-by: Radu Pirea <radu_nicolae.pirea at upb.ro>
---
 drivers/net/macb.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 3632650983..476ecc0ca9 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -572,8 +572,10 @@ static int macb_phy_init(struct macb_device *macb, const char *name)
 	if (gem_is_gigabit_capable(macb)) {
 		lpa = macb_mdio_read(macb, MII_LPA);
 
-		if (lpa & (LPA_1000FULL | LPA_1000HALF)) {
-			duplex = ((lpa & LPA_1000FULL) ? 1 : 0);
+		if (lpa & (LPA_1000FULL | LPA_1000HALF | LPA_1000XFULL |
+					LPA_1000XHALF)) {
+			duplex = ((lpa & (LPA_1000FULL | LPA_1000XFULL)) ?
+					1 : 0);
 
 			printf("%s: link up, 1000Mbps %s-duplex (lpa: 0x%04x)\n",
 			       name,
-- 
2.21.0



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