On mx53_loco only UART1 is used and its signals go to connector J16.

Remove UART2 and UART3 as they are not used on this board.
Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>
Acked-by: NRichard Zhao <richard.zhao@freescale.com>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

Fix IOMUX settings for UART1 and make UART1 functional.
Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>
Acked-by: NRichard Zhao <richard.zhao@freescale.com>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

Commit 816ad741 (ARM: i.MX53: Add full iomux support for mx53) renamed some of the pad names.

Make the changes accordingly so that mx53_loco and mx53_cmd can build without errors.
Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>
Acked-by: NRichard Zhao <richard.zhao@freescale.com>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

1. Add Kconfig and Makefile entries
2. Add board definition
3. enable uart and fec for LOCO board
Signed-off-by: NYong Shen <yong.shen@freescale.com>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

1. Add Kconfig and Makefile entries
2. Add board definition
3. enable uart and fec for SMD board
Signed-off-by: NYong Shen <yong.shen@freescale.com>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>