sync dma patches

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
sync adc/rtc

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
sync: mmc and pwm

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
3.8-rc6-bone3 release

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>