Currently, only two operating points: 160Mhz and 800Mhz.
the operating points are tested on babbage 3.0
Signed-off-by: NYong Shen <yong.shen@linaro.org>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

Signed-off-by: NEric Bénard <eric@eukrea.com>

Get serial port working for now
Signed-off-by: NAmit Kucheria <amit.kucheria@linaro.org>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

CPUIMX51 is build around Freescale's i.MX515 and has up to
512MB of RAM, NAND Flash, Ethernet, USB Host with 4 ports
hub, USB OTG, ST16554 Quad UART on nCS1, I2C RTC ...

MBIMX51 adds LEDS, Keypad, TSC2007 touchscreen controler ...
Signed-off-by: NEric Bénard <eric@eukrea.com>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

3-stack is a reference board from Freescale for their i.MX51 SoC.

Add board definition, Kconfig and Makefile to enable Freescale 3-stack
board.

Boot tested on a i.MX51 3-stack Rev2.0 board
Signed-off-by: NJason Wang <jason77.wang@gmail.com>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

Babbage is a reference board from Freescale for their i.MX51 SoC.

Add board definition, Kconfig and Makefiles to enable Freescale i.MX51
processor and Babbage board.

Boot tested on a Babbage2.5 board
Signed-off-by: NAmit Kucheria <amit.kucheria@canonical.com>