net: ethernet: freescale: Allow FEC with COMPILE_TEST

The Freescale FEC driver builds fine with COMPILE_TEST, so make that
possible.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/freescale/Kconfig

@@ -22,7 +22,7 @@ if NET_VENDOR_FREESCALE
 config FEC
 	tristate "FEC ethernet controller (of ColdFire and some i.MX CPUs)"
 	depends on (M523x || M527x || M5272 || M528x || M520x || M532x || \
-		   ARCH_MXC || SOC_IMX28)
+		   ARCH_MXC || SOC_IMX28 || COMPILE_TEST)
 	default ARCH_MXC || SOC_IMX28 if ARM
 	select PHYLIB
 	imply PTP_1588_CLOCK

drivers/net/ethernet/freescale/fec.h

@@ -21,7 +21,7 @@
 
 #if defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) || \
     defined(CONFIG_M520x) || defined(CONFIG_M532x) || defined(CONFIG_ARM) || \
-    defined(CONFIG_ARM64)
+    defined(CONFIG_ARM64) || defined(CONFIG_COMPILE_TEST)
 /*
  *	Just figures, Motorola would have to change the offsets for
  *	registers in the same peripheral device on different models

drivers/net/ethernet/freescale/fec_main.c

@@ -2107,7 +2107,7 @@ static int fec_enet_get_regs_len(struct net_device *ndev)
 /* List of registers that can be safety be read to dump them with ethtool */
 #if defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) || \
 	defined(CONFIG_M520x) || defined(CONFIG_M532x) || defined(CONFIG_ARM) || \
-	defined(CONFIG_ARM64)
+	defined(CONFIG_ARM64) || defined(CONFIG_COMPILE_TEST)
 static u32 fec_enet_register_offset[] = {
 	FEC_IEVENT, FEC_IMASK, FEC_R_DES_ACTIVE_0, FEC_X_DES_ACTIVE_0,
 	FEC_ECNTRL, FEC_MII_DATA, FEC_MII_SPEED, FEC_MIB_CTRLSTAT, FEC_R_CNTRL,