nrf: Properly use (void) instead of () for function definitions.

6 files changed, 6 insertions, 6 deletions

diff --git a/ports/nrf/boards/microbit/modules/microbitdisplay.c b/ports/nrf/boards/microbit/modules/microbitdisplay.c
index 25a681126..e8e7b2bef 100644
--- a/ports/nrf/boards/microbit/modules/microbitdisplay.c
+++ b/ports/nrf/boards/microbit/modules/microbitdisplay.c
@@ -146,7 +146,7 @@ STATIC void async_stop(void) {
     wakeup_event = true;
 }
 
-STATIC void wait_for_event() {
+STATIC void wait_for_event(void) {
     while (!wakeup_event) {
         // allow CTRL-C to stop the animation
         if (MP_STATE_VM(mp_pending_exception) != MP_OBJ_NULL) {
diff --git a/ports/nrf/drivers/flash.c b/ports/nrf/drivers/flash.c
index cd284fcff..5a7256a0c 100644
--- a/ports/nrf/drivers/flash.c
+++ b/ports/nrf/drivers/flash.c
@@ -39,7 +39,7 @@ STATIC inline uint32_t rotate_left(uint32_t value, uint32_t shift) {
 
 STATIC volatile flash_state_t flash_operation_state = FLASH_STATE_BUSY;
 
-STATIC void operation_init() {
+STATIC void operation_init(void) {
     flash_operation_state = FLASH_STATE_BUSY;
 }
 
diff --git a/ports/nrf/drivers/ticker.h b/ports/nrf/drivers/ticker.h
index a17b527f0..f6a95a9a2 100644
--- a/ports/nrf/drivers/ticker.h
+++ b/ports/nrf/drivers/ticker.h
@@ -43,7 +43,7 @@
 typedef void (*callback_ptr)(void);
 typedef int32_t (*ticker_callback_ptr)(void);
 
-void ticker_init0();
+void ticker_init0(void);
 void ticker_start(void);
 void ticker_stop(void);
 int clear_ticker_callback(uint32_t index);
diff --git a/ports/nrf/modules/machine/timer.c b/ports/nrf/modules/machine/timer.c
index f1ade46cc..1479b15e3 100644
--- a/ports/nrf/modules/machine/timer.c
+++ b/ports/nrf/modules/machine/timer.c
@@ -63,7 +63,7 @@ STATIC const machine_timer_obj_t machine_timer_obj[] = {
 #endif
 };
 
-void timer_init0() {
+void timer_init0(void) {
     for (int i = 0; i < MP_ARRAY_SIZE(machine_timer_obj); i++) {
         nrfx_timer_uninit(&machine_timer_obj[i].p_instance);
     }
diff --git a/ports/nrf/modules/random/modrandom.c b/ports/nrf/modules/random/modrandom.c
index f60c1b753..f67bffb27 100644
--- a/ports/nrf/modules/random/modrandom.c
+++ b/ports/nrf/modules/random/modrandom.c
@@ -79,7 +79,7 @@ uint32_t machine_rng_generate_random_word(void) {
     return generate_hw_random();
 }
 
-static inline int rand30() {
+static inline int rand30(void) {
     uint32_t val = machine_rng_generate_random_word();
     return (val & 0x3fffffff); // binary mask b00111111111111111111111111111111
 }
diff --git a/ports/nrf/modules/uos/microbitfs.c b/ports/nrf/modules/uos/microbitfs.c
index 928dc5c50..bd78d7373 100644
--- a/ports/nrf/modules/uos/microbitfs.c
+++ b/ports/nrf/modules/uos/microbitfs.c
@@ -589,7 +589,7 @@ STATIC mp_obj_t uos_mbfs_ilistdir_it_iternext(mp_obj_t self_in) {
     return MP_OBJ_STOP_ITERATION;
 }
 
-STATIC mp_obj_t uos_mbfs_ilistdir() {
+STATIC mp_obj_t uos_mbfs_ilistdir(void) {
     uos_mbfs_ilistdir_it_t *iter = m_new_obj(uos_mbfs_ilistdir_it_t);
     iter->base.type = &mp_type_polymorph_iter;
     iter->iternext = uos_mbfs_ilistdir_it_iternext;