nRF: PWMOut: At deinit, make pin available again

jepler · jepler · commit df48312ce780 · 2019-09-11T20:09:38.000-05:00
Closes: adafruit#2146
diff --git a/ports/nrf/common-hal/pulseio/PWMOut.c b/ports/nrf/common-hal/pulseio/PWMOut.c
@@ -256,6 +256,9 @@ void common_hal_pulseio_pwmout_deinit(pulseio_pwmout_obj_t* self) {
     self->pwm = NULL;
 
     pwmout_free_channel(pwm, self->channel);
+
+    reset_pin_number(self->pin_number);
+    self->pin_number = NO_PIN;
 }
 
 void common_hal_pulseio_pwmout_set_duty_cycle(pulseio_pwmout_obj_t* self, uint16_t duty_cycle) {

Original file line number	Diff line number	Diff line change
`@@ -256,6 +256,9 @@ void common_hal_pulseio_pwmout_deinit(pulseio_pwmout_obj_t* self) {`
`256`	`256`	`self->pwm = NULL;`
`257`	`257`
`258`	`258`	`pwmout_free_channel(pwm, self->channel);`
	`259`	`+`
	`260`	`+ reset_pin_number(self->pin_number);`
	`261`	`+ self->pin_number = NO_PIN;`
`259`	`262`	`}`
`260`	`263`
`261`	`264`	`void common_hal_pulseio_pwmout_set_duty_cycle(pulseio_pwmout_obj_t* self, uint16_t duty_cycle) {`