The hexiwear_k64 board can drive the leds with a pwm, so update the
fade_led sample to work with this board.
Jira: ZEP-2025
Signed-off-by: Maureen Helm <maureen.helm@nxp.com>
This patch moves pwm driver samples to samples/basic and also convert
documentation of PWM samples to RST.
Jira: ZEP-1536
Change-Id: Ib2b3ff8b1722a26618e9a6fe416e2138d82ca28b
Signed-off-by: Punit Vara <punitvara@gmail.com>