board/BuR: fix pinmux for MII Ethernet Interface

The lines COL (collision detect) and CRS (carrier sense) needs to be connected
and muxed to the CPSW MAC for a proper function in half-duplex Mode of the
interface.

Signed-off-by: Hannes Petermaier <oe5hpm@oevsv.at>
Cc: Tom Rini <trini@ti.com>
diff --git a/board/BuR/kwb/mux.c b/board/BuR/kwb/mux.c
index 1a5ffd5..ecb2e7a 100644
--- a/board/BuR/kwb/mux.c
+++ b/board/BuR/kwb/mux.c
@@ -105,6 +105,8 @@
 };
 
 static struct module_pin_mux mii1_pin_mux[] = {
+	{OFFSET(mii1_crs), MODE(0) | RXACTIVE},		/* MII1_CRS */
+	{OFFSET(mii1_col), MODE(0) | RXACTIVE},		/* MII1_COL */
 	{OFFSET(mii1_rxerr), MODE(0) | RXACTIVE},	/* MII1_RXERR */
 	{OFFSET(mii1_txen), MODE(0)},			/* MII1_TXEN */
 	{OFFSET(mii1_rxdv), MODE(0) | RXACTIVE},	/* MII1_RXDV */