--- /dev/null
+--- a/arch/mips/bcm47xx/setup.c
++++ b/arch/mips/bcm47xx/setup.c
+@@ -163,8 +163,6 @@ static int bcm47xx_get_invariants(struct
+ iv->boardinfo.vendor = SSB_BOARDVENDOR_BCM;
+ if (nvram_getenv("boardtype", buf, sizeof(buf)) >= 0)
+ iv->boardinfo.type = (u16)simple_strtoul(buf, NULL, 0);
+- if (nvram_getenv("boardrev", buf, sizeof(buf)) >= 0)
+- iv->boardinfo.rev = (u16)simple_strtoul(buf, NULL, 0);
+
+ memset(&iv->sprom, 0, sizeof(struct ssb_sprom));
+ bcm47xx_fill_sprom(&iv->sprom, NULL);