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authorwdenk <wdenk>2004-04-15 21:48:45 +0000
committerwdenk <wdenk>2004-04-15 21:48:45 +0000
commita3d991bd0da8b9fb9dbf2c7481091c3d082b9b13 (patch)
treec474375dc1cc812e006921ab2ad122b21923e512 /common/miiphyutil.c
parenta6ab4bf978a3d5a52a47bbd259b7eb4c860ebd0c (diff)
downloadblackbird-obmc-uboot-a3d991bd0da8b9fb9dbf2c7481091c3d082b9b13.tar.gz
blackbird-obmc-uboot-a3d991bd0da8b9fb9dbf2c7481091c3d082b9b13.zip
Patches by Pantelis Antoniou, 30 Mar 2004:
add networking support for VLANs (802.1q), and CDP (Cisco Discovery Protocol)
Diffstat (limited to 'common/miiphyutil.c')
-rw-r--r--common/miiphyutil.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/common/miiphyutil.c b/common/miiphyutil.c
index 919de3ebc5..721d109a13 100644
--- a/common/miiphyutil.c
+++ b/common/miiphyutil.c
@@ -203,6 +203,8 @@ int miiphy_link (unsigned char addr)
{
unsigned short reg;
+ /* dummy read; needed to latch some phys */
+ (void)miiphy_read(addr, PHY_BMSR, &reg);
if (miiphy_read (addr, PHY_BMSR, &reg)) {
puts ("PHY_BMSR read failed, assuming no link\n");
return (0);
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