net: imx: Add multi-FEC support for imx_get_mac_from_fuse

Add multi-FEC support for imx_get_mac_from_fuse by passing dev_id as a parameter.

This feature is important on mx28 SoC for example that has two FEC ports.

Cc: Ben Warren <biggerbadderben@gmail.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Stefano Babic <sbabic@denx.de>
diff --git a/drivers/net/fec_mxc.h b/drivers/net/fec_mxc.h
index 39337bf..9825eab 100644
--- a/drivers/net/fec_mxc.h
+++ b/drivers/net/fec_mxc.h
@@ -32,7 +32,7 @@
 #ifndef __FEC_MXC_H
 #define __FEC_MXC_H
 
-void imx_get_mac_from_fuse(unsigned char *mac);
+void imx_get_mac_from_fuse(int dev_id, unsigned char *mac);
 
 /**
  * Layout description of the FEC