smc911x: Add support for LAN921{5,7,8} chips from SMSC

LAN92{5,7,8} chips from SMSC are register compatible with LAN911{5,6,7,8}
controllers, and only add support for HP Auto-MDIX. LAN9218 doesn't have
an external MII interface.
Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
Acked-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/smc911x.c

@@ -685,8 +685,10 @@ static void smc911x_phy_detect(struct net_device *dev)
 	 * PHY#1 to PHY#31, and then PHY#0 last.
 	 */
 	switch(lp->version) {
-		case 0x115:
-		case 0x117:
+		case CHIP_9115:
+		case CHIP_9117:
+		case CHIP_9215:
+		case CHIP_9217:
 			cfg = SMC_GET_HW_CFG(lp);
 			if (cfg & HW_CFG_EXT_PHY_DET_) {
 				cfg &= ~HW_CFG_PHY_CLK_SEL_;

drivers/net/smc911x.h

@@ -666,10 +666,13 @@ smc_pxa_dma_outsl(struct smc911x_local *lp, u_long physaddr,
 #define LAN911X_INTERNAL_PHY_ID		(0x0007C000)
 
 /* Chip ID values */
-#define CHIP_9115	0x115
-#define CHIP_9116	0x116
-#define CHIP_9117	0x117
-#define CHIP_9118	0x118
+#define CHIP_9115	0x0115
+#define CHIP_9116	0x0116
+#define CHIP_9117	0x0117
+#define CHIP_9118	0x0118
+#define CHIP_9215	0x115A
+#define CHIP_9217	0x117A
+#define CHIP_9218	0x118A
 
 struct chip_id {
 	u16 id;
@@ -681,6 +684,9 @@ static const struct chip_id chip_ids[] =  {
 	{ CHIP_9116, "LAN9116" },
 	{ CHIP_9117, "LAN9117" },
 	{ CHIP_9118, "LAN9118" },
+	{ CHIP_9215, "LAN9215" },
+	{ CHIP_9217, "LAN9217" },
+	{ CHIP_9218, "LAN9218" },
 	{ 0, NULL },
 };