Many of AM335x and AM437x hook backlight to
one of these two devices. By enabling their
drivers we make sure pwm-backlight can do
its thing.
Signed-off-by: NFelipe Balbi <balbi@ti.com>
Signed-off-by: NTony Lindgren <tony@atomide.com>
Signed-off-by: NArnd Bergmann <arnd@arndb.de>