ARM: at91: at91sam9n12: add pinctrl of TWI

Add pinctrl of TWI for at91sam9n12 SoC.

Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
ARM: at91: at91sam9n12: add qt1070 support

Add qt1070 support on at91sam9n12ek board.

Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
ARM: at91: at91sam9n12: correct pin number of gpio-key

Correct pin number of gpio-key for at91sam9n12ek board.
The pioB4 is connect to LED, the pioB3 use as gpio-key.

Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
ARM: at91: at91rm9200: set default mmc0 pinctrl-names

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>