net: synquacer: Add netsec driver

Add SynQuacer's NETSEC GbE controller driver.
Since this driver will load the firmware from SPI NOR flash,
this depends on CONFIG_SYNQUACER_SPI=y.

Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index a44a7d3..d56baa6 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -89,6 +89,7 @@
 obj-$(CONFIG_FSL_PFE) += pfe_eth/
 obj-y += qe/
 obj-$(CONFIG_SNI_AVE) += sni_ave.o
+obj-$(CONFIG_SNI_NETSEC) += sni_netsec.o
 obj-y += ti/
 obj-$(CONFIG_MEDIATEK_ETH) += mtk_eth.o
 obj-y += mscc_eswitch/