mpc85xx: Configure QE UART for MPC8569E-MDS boards

To make QE UART usable by Linux we should setup pin multiplexing and turn UCC2 Ethernet node into UCC2 QE UART node.

Also, QE UART is mutually exclusive with UART0, so we can't enable it if eSDHC is in use.

---
 board/freescale/mpc8569mds/bcsr.h       |    1 +
 board/freescale/mpc8569mds/mpc8569mds.c |   92 +++++++++++++++++++++++++------
 2 files changed, 76 insertions(+), 17 deletions(-)

index c4738d7..8f53ddd 100644
@@ -67,6 +67,7 @@
 
 #define BCSR15_SMII6_DIS	0x08
 #define BCSR15_SMII8_DIS	0x04
+#define BCSR15_QEUART_EN	0x01
 
 #define BCSR16_UPC1_DEV2	0x02
 

1.6.3.3