net: dsa: microchip: remove IS_9893 flag

Use chip_id as other places of this code do it
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/dsa/microchip/ksz9477.c

@@ -1164,9 +1164,6 @@ int ksz9477_switch_init(struct ksz_device *dev)
 	if (ret)
 		return ret;
 
-	if (dev->chip_id == KSZ9893_CHIP_ID)
-		dev->features |= IS_9893;
-
 	return 0;
 }
 

drivers/net/dsa/microchip/ksz_common.c

@@ -1912,7 +1912,8 @@ static void ksz_set_xmii(struct ksz_device *dev, int port,
 	case PHY_INTERFACE_MODE_RGMII_RXID:
 		data8 |= bitval[P_RGMII_SEL];
 		/* On KSZ9893, disable RGMII in-band status support */
-		if (dev->features & IS_9893)
+		if (dev->chip_id == KSZ9893_CHIP_ID ||
+		    dev->chip_id == KSZ8563_CHIP_ID)
 			data8 &= ~P_MII_MAC_MODE;
 		break;
 	default:

drivers/net/dsa/microchip/ksz_common.h

@@ -119,7 +119,6 @@ struct ksz_device {
 	unsigned long mib_read_interval;
 	u16 mirror_rx;
 	u16 mirror_tx;
-	u32 features;			/* chip specific features */
 	u16 port_mask;
 };
 
@@ -542,9 +541,6 @@ static inline int is_lan937x(struct ksz_device *dev)
 
 #define SW_START			0x01
 
-/* Used with variable features to indicate capabilities. */
-#define IS_9893				BIT(2)
-
 /* xMII configuration */
 #define P_MII_DUPLEX_M			BIT(6)
 #define P_MII_100MBIT_M			BIT(4)