diff --git a/sys/dev/bge/if_bge.c b/sys/dev/bge/if_bge.c
index 95de34cb0bb4..92b39f3c0910 100644
--- a/sys/dev/bge/if_bge.c
+++ b/sys/dev/bge/if_bge.c
@@ -1693,11 +1693,14 @@ bge_blockinit(struct bge_softc *sc)
 		bge_writembx(sc, BGE_MBX_RX_MINI_PROD_LO, 0);
 	}
 
-	/* Choose de-pipeline mode for BCM5906 A1. */
-	if (sc->bge_asicrev == BGE_ASICREV_BCM5906 &&
-	    sc->bge_chiprev == BGE_CHIPID_BCM5906_A1)
-		CSR_WRITE_4(sc, BGE_ISO_PKT_TX,
-		    (CSR_READ_4(sc, BGE_ISO_PKT_TX) & ~3) | 2);
+	/* Choose de-pipeline mode for BCM5906 A0, A1 and A2. */
+	if (sc->bge_asicrev == BGE_ASICREV_BCM5906) {
+		if (sc->bge_chiprev == BGE_CHIPID_BCM5906_A0 ||
+		    sc->bge_chiprev == BGE_CHIPID_BCM5906_A1 ||
+		    sc->bge_chiprev == BGE_CHIPID_BCM5906_A2)
+			CSR_WRITE_4(sc, BGE_ISO_PKT_TX,
+			    (CSR_READ_4(sc, BGE_ISO_PKT_TX) & ~3) | 2);
+	}
 	/*
 	 * The BD ring replenish thresholds control how often the
 	 * hardware fetches new BD's from the producer rings in host
diff --git a/sys/dev/bge/if_bgereg.h b/sys/dev/bge/if_bgereg.h
index a4f3f834b617..a50bf59280aa 100644
--- a/sys/dev/bge/if_bgereg.h
+++ b/sys/dev/bge/if_bgereg.h
@@ -306,6 +306,7 @@
 #define	BGE_CHIPID_BCM5787_A0		0xb000
 #define	BGE_CHIPID_BCM5787_A1		0xb001
 #define	BGE_CHIPID_BCM5787_A2		0xb002
+#define	BGE_CHIPID_BCM5906_A0		0xc000
 #define	BGE_CHIPID_BCM5906_A1		0xc001
 #define	BGE_CHIPID_BCM5906_A2		0xc002
 #define	BGE_CHIPID_BCM57780_A0		0x57780000