openwrt/target/linux/brcm47xx/patches-2.6.25/210-b44_phy_fix.patch
Peter Denison 3edacc961c Add workaround for eth0/1 PHY on WRTSL54GS
SVN-Revision: 12829
2008-10-02 22:22:46 +00:00

52 lines
1.4 KiB
Diff

Index: linux-2.6.25.17/drivers/net/b44.c
===================================================================
--- linux-2.6.25.17.orig/drivers/net/b44.c 2008-10-02 00:36:09.000000000 +0100
+++ linux-2.6.25.17/drivers/net/b44.c 2008-10-02 20:34:42.000000000 +0100
@@ -384,7 +384,7 @@ static void b44_set_flow_ctrl(struct b44
__b44_set_flow_ctrl(bp, pause_enab);
}
-#ifdef SSB_DRIVER_MIPS
+#ifdef CONFIG_SSB_DRIVER_MIPS
extern char *nvram_get(char *name);
static void b44_wap54g10_workaround(struct b44 *bp)
{
@@ -2066,6 +2066,28 @@ out:
return err;
}
+#ifdef CONFIG_SSB_DRIVER_MIPS
+static void b44_wrtsl54gs_workaround(struct b44 *bp)
+{
+ const char *str;
+
+ /*
+ * workaround for physical wiring in Linksys WRSL54GS
+ * see https://dev.openwrt.org/ticket/2662 and 3903
+ * eth1 PHY is probably on BCM5325 switch accessed via eth0
+ */
+ str = nvram_get("boardnum");
+ if (!str)
+ return;
+ if (simple_strtoul(str, NULL, 0) == 42) {
+ bp->phy_addr = B44_PHY_ADDR_NO_PHY;
+ }
+ return;
+}
+#else
+static void b44_wrtsl54gs_workaround(struct b44 *bp) { }
+#endif
+
static int __devinit b44_get_invariants(struct b44 *bp)
{
struct ssb_device *sdev = bp->sdev;
@@ -2087,6 +2109,8 @@ static int __devinit b44_get_invariants(
* valid PHY address. */
bp->phy_addr &= 0x1F;
+ b44_wrtsl54gs_workaround(bp);
+
memcpy(bp->dev->dev_addr, addr, 6);
if (!is_valid_ether_addr(&bp->dev->dev_addr[0])){