[U-Boot-Users] [PATCH 7/7] tsec: fix link detection for the RTL8211B PHY

Anton Vorontsov avorontsov at ru.mvista.com
Fri Mar 14 21:20:30 CET 2008


RTL8211B sets link state register after autonegotiation complete,
so with bootdelay=0 RTL8211B will report lack of the link.

To fix this, we should wait for aneg to complete, even if the
link is currently down.

Signed-off-by: Anton Vorontsov <avorontsov at ru.mvista.com>
---
 drivers/net/tsec.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/tsec.c b/drivers/net/tsec.c
index e91d9ea..431a8d2 100644
--- a/drivers/net/tsec.c
+++ b/drivers/net/tsec.c
@@ -583,10 +583,11 @@ uint mii_parse_RTL8211B_sr(uint mii_reg, struct tsec_private * priv)
 	uint speed;
 
 	mii_reg = read_phy_reg(priv, MIIM_RTL8211B_PHY_STATUS);
-	if ((mii_reg & MIIM_RTL8211B_PHYSTAT_LINK) &&
-		!(mii_reg & MIIM_RTL8211B_PHYSTAT_SPDDONE)) {
+	if (!(mii_reg & MIIM_RTL8211B_PHYSTAT_SPDDONE)) {
 		int i = 0;
 
+		/* in case of timeout ->link is cleared */
+		priv->link = 1;
 		puts("Waiting for PHY realtime link");
 		while (!(mii_reg & MIIM_RTL8211B_PHYSTAT_SPDDONE)) {
 			/* Timeout reached ? */
-- 
1.5.2.2




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