boards include:
at91sam9263ek, at91sam9g20ek, at91sam9m10g45ek, at91sam9n12ek, at91sam9x5ek
Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com>
Tested-by: NRichard Genoud <richard.genoud@gmail.com>
Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>