Input: atmel_mxt_ts: switch to debug message and add pinctrl

Make the warning message as debug message.
Configure the interrupt pin through pinctrl subsystem.

Signed-off-by: Royce Jiang <jiangxd@embedinfo.com>
ARM: at91: sama5d3_xplained: disable DMA for SPI1

As the DMA channel is out of usage, so disable DMA for SPI1.

Signed-off-by: Bo Shen <voice.shen@atmel.com>