DM9000: Add support for DM9000A and DM9000B chips
Add support for both the DM9000A and DM9000B versions of
the DM9000 networking chip. This includes adding support
for the Link-Change IRQ which is used instead of polling
the PHY every 2 seconds.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/dm9000.h b/drivers/net/dm9000.h
index 82cad36..ba25cf5 100644
--- a/drivers/net/dm9000.h
+++ b/drivers/net/dm9000.h
@@ -45,6 +45,9 @@
#define DM9000_CHIPR 0x2C
#define DM9000_SMCR 0x2F
+#define CHIPR_DM9000A 0x19
+#define CHIPR_DM9000B 0x1B
+
#define DM9000_MRCMDX 0xF0
#define DM9000_MRCMD 0xF2
#define DM9000_MRRL 0xF4
@@ -131,5 +134,13 @@
#define DM9000_PKT_RDY 0x01 /* Packet ready to receive */
#define DM9000_PKT_MAX 1536 /* Received packet max size */
+/* DM9000A / DM9000B definitions */
+
+#define IMR_LNKCHNG (1<<5)
+#define IMR_UNDERRUN (1<<4)
+
+#define ISR_LNKCHNG (1<<5)
+#define ISR_UNDERRUN (1<<4)
+
#endif /* _DM9000X_H_ */