Fix up end of file and trailing whitespace.

This can be enforced by pre-commit, but correct it separately to make it easier to review.

21 files changed, 59 insertions, 68 deletions

diff --git a/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/doc/ble_api.dox b/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/doc/ble_api.dox
index a444c5e4e..ecabf96aa 100644
--- a/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/doc/ble_api.dox
+++ b/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/doc/ble_api.dox
@@ -968,11 +968,11 @@
  * |||;
  * SD<-ADVERTISERS [label = "Scannable Advertisement (ADV_SCAN_IND)", textcolor="#000080", linecolor="#000080"];
  * SD->ADVERTISERS [label = "Scan Request (SCAN_REQ)", textcolor="#000080", linecolor="#000080"];
- * SD<-ADVERTISERS [label = "Scan Response (SCAN_RSP)", textcolor="#000080", linecolor="#000080"]; 
+ * SD<-ADVERTISERS [label = "Scan Response (SCAN_RSP)", textcolor="#000080", linecolor="#000080"];
  * APP<<=SD [label = "BLE_GAP_EVT_ADV_REPORT {bdaddr, rssi, data}"];
- * ...; 
- * APP<<=SD [label = "BLE_GAP_EVT_TIMEOUT {BLE_GAP_TIMEOUT_SRC_SCAN}"]; 
- * |||; 
+ * ...;
+ * APP<<=SD [label = "BLE_GAP_EVT_TIMEOUT {BLE_GAP_TIMEOUT_SRC_SCAN}"];
+ * |||;
  * @endmsc
  * @defgroup BLE_GAP_SCAN_MSC_AE Scanning for advertisers performing legacy and extended advertising
  * @msc
@@ -1011,7 +1011,7 @@
  * APP<<=SD [label = "BLE_GAP_EVT_ADV_REPORT {type : {extended_pdu = 1, scannable = 1, scan_response = 1}, data}"];
  * APP=>SD [label = "sd_ble_gap_scan_start(params = NULL, adv_report_buffer)"];
  * APP<<SD [label = "NRF_SUCCESS"];
- * SD<-ADVERTISERS [label = "Legacy Scannable Advertisement (ADV_SCAN_IND) with adv_data ", textcolor="#000080", linecolor="#000080"]; 
+ * SD<-ADVERTISERS [label = "Legacy Scannable Advertisement (ADV_SCAN_IND) with adv_data ", textcolor="#000080", linecolor="#000080"];
  * SD->ADVERTISERS [label = "Legacy Scan Request (SCAN_REQ)", textcolor="#000080", linecolor="#000080"];
  * APP<<=SD [label = "BLE_GAP_EVT_ADV_REPORT {type : {extended_pdu = 0, scannable = 1, scan_response = 0}, adv_data}"];
  * APP=>SD [label = "sd_ble_gap_scan_start(params = NULL, adv_report_buffer)"];
@@ -1030,8 +1030,8 @@
  * --- [label = " Variant #2 Reporting incomplete advertising reports"];
  * |||;
  * APP=>SD [label = "sd_ble_gap_scan_start(params : {extended = 1, report_incomplete_evts = 1}, adv_report_buffer)"];
- * APP<<SD [label = "NRF_SUCCESS"]; 
- * |||; 
+ * APP<<SD [label = "NRF_SUCCESS"];
+ * |||;
  * SD<-ADVERTISERS [label = "Advertisement (ADV_*_IND)", textcolor="#000080", linecolor="#000080"];
  * APP<<=SD [label = "BLE_GAP_EVT_ADV_REPORT {type : status = BLE_GAP_ADV_DATA_STATUS_INCOMPLETE_MORE_DATA, aux_pointer}"];
  * |||;
@@ -1052,7 +1052,7 @@
  * @defgroup BLE_GAP_CENTRAL_CONN_MSC Central Connection Establishment and Termination
  * @{
  * @defgroup BLE_GAP_CENTRAL_CONN_MSC_LEGACY Connecting to legacy advertisers
- 
+
  * @msc
  * hscale = "1.5";
  * APP,SD,PERIPHERAL;
@@ -1114,9 +1114,9 @@
  * SD rbox SD [label = "Connection timeout reached"];
  * |||;
  * APP<<=SD [label = "BLE_GAP_EVT_TIMEOUT {BLE_GAP_TIMEOUT_SRC_CONN}"];
- * @endmsc 
+ * @endmsc
  * @}
- 
+
  *
  * @defgroup BLE_GAP_CENTRAL_CPU_MSC Central Connection Parameter Update
  * @msc
@@ -1868,7 +1868,7 @@
  * APP=>SD [label = "sd_ble_gap_privacy_set(params: {mode: DEVICE_PRIVACY, private_addr_type: RESOLVABLE } "];
  * APP<<SD [label = "NRF_SUCCESS"];
  * |||;
- 
+
  * APP=>SD [label = "sd_ble_gap_device_identities_set(pp_id_keys: {{peer_addr1, peer_irk1}}, pp_local_irks: {local_irk1}) "];
   * APP<<SD [label = "NRF_SUCCESS"];
  * |||;
@@ -3894,4 +3894,3 @@
  * @}
  * @}
  */
-
diff --git a/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/include/ble.h b/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/include/ble.h
index da1a06bbc..e2abcd7ad 100644
--- a/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/include/ble.h
+++ b/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/include/ble.h
@@ -521,7 +521,7 @@ SVCALL(SD_BLE_UUID_VS_ADD, uint32_t, sd_ble_uuid_vs_add(ble_uuid128_t const *p_v
 
 
 /**@brief Remove a Vendor Specific base UUID.
- * 
+ *
  * @details This call removes a Vendor Specific base UUID that has been added with @ref sd_ble_uuid_vs_add. This function allows
  * the application to reuse memory allocated for Vendor Specific base UUIDs.
  *
diff --git a/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/include/ble_gap.h b/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/include/ble_gap.h
index a130d7b51..6750e742f 100644
--- a/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/include/ble_gap.h
+++ b/ports/nrf/bluetooth/s140_nrf52_6.1.0/s140_nrf52_6.1.0_API/include/ble_gap.h
@@ -1664,7 +1664,7 @@ SVCALL(SD_BLE_GAP_ADDR_GET, uint32_t, sd_ble_gap_addr_get(ble_gap_addr_t *p_addr
  *
  * @retval ::NRF_SUCCESS                  Address successfully retrieved.
  * @retval ::NRF_ERROR_INVALID_ADDR       Invalid or NULL pointer supplied.
- * @retval ::BLE_ERROR_INVALID_ADV_HANDLE The provided advertising handle was not found. 
+ * @retval ::BLE_ERROR_INVALID_ADV_HANDLE The provided advertising handle was not found.
  * @retval ::NRF_ERROR_INVALID_STATE      The advertising set is currently not advertising.
  */
 SVCALL(SD_BLE_GAP_ADV_ADDR_GET, uint32_t, sd_ble_gap_adv_addr_get(uint8_t adv_handle, ble_gap_addr_t *p_addr));
diff --git a/ports/nrf/bluetooth/s140_nrf52_7.0.1/s140_nrf52_7.0.1_API/doc/ble_api.dox b/ports/nrf/bluetooth/s140_nrf52_7.0.1/s140_nrf52_7.0.1_API/doc/ble_api.dox
index 6cdfc8870..ceebf55a7 100644
--- a/ports/nrf/bluetooth/s140_nrf52_7.0.1/s140_nrf52_7.0.1_API/doc/ble_api.dox
+++ b/ports/nrf/bluetooth/s140_nrf52_7.0.1/s140_nrf52_7.0.1_API/doc/ble_api.dox
@@ -968,11 +968,11 @@
  * |||;
  * SD<-ADVERTISERS [label = "Scannable Advertisement (ADV_SCAN_IND)", textcolor="#000080", linecolor="#000080"];
  * SD->ADVERTISERS [label = "Scan Request (SCAN_REQ)", textcolor="#000080", linecolor="#000080"];
- * SD<-ADVERTISERS [label = "Scan Response (SCAN_RSP)", textcolor="#000080", linecolor="#000080"]; 
+ * SD<-ADVERTISERS [label = "Scan Response (SCAN_RSP)", textcolor="#000080", linecolor="#000080"];
  * APP<<=SD [label = "BLE_GAP_EVT_ADV_REPORT {bdaddr, rssi, data}"];
- * ...; 
- * APP<<=SD [label = "BLE_GAP_EVT_TIMEOUT {BLE_GAP_TIMEOUT_SRC_SCAN}"]; 
- * |||; 
+ * ...;
+ * APP<<=SD [label = "BLE_GAP_EVT_TIMEOUT {BLE_GAP_TIMEOUT_SRC_SCAN}"];
+ * |||;
  * @endmsc
  * @defgroup BLE_GAP_SCAN_MSC_AE Scanning for advertisers performing legacy and extended advertising
  * @msc
@@ -1011,7 +1011,7 @@
  * APP<<=SD [label = "BLE_GAP_EVT_ADV_REPORT {type : {extended_pdu = 1, scannable = 1, scan_response = 1}, data}"];
  * APP=>SD [label = "sd_ble_gap_scan_start(params = NULL, adv_report_buffer)"];
  * APP<<SD [label = "NRF_SUCCESS"];
- * SD<-ADVERTISERS [label = "Legacy Scannable Advertisement (ADV_SCAN_IND) with adv_data ", textcolor="#000080", linecolor="#000080"]; 
+ * SD<-ADVERTISERS [label = "Legacy Scannable Advertisement (ADV_SCAN_IND) with adv_data ", textcolor="#000080", linecolor="#000080"];
  * SD->ADVERTISERS [label = "Legacy Scan Request (SCAN_REQ)", textcolor="#000080", linecolor="#000080"];
  * APP<<=SD [label = "BLE_GAP_EVT_ADV_REPORT {type : {extended_pdu = 0, scannable = 1, scan_response = 0}, adv_data}"];
  * APP=>SD [label = "sd_ble_gap_scan_start(params = NULL, adv_report_buffer)"];
@@ -1030,8 +1030,8 @@
  * --- [label = " Variant #2 Reporting incomplete advertising reports"];
  * |||;
  * APP=>SD [label = "sd_ble_gap_scan_start(params : {extended = 1, report_incomplete_evts = 1}, adv_report_buffer)"];
- * APP<<SD [label = "NRF_SUCCESS"]; 
- * |||; 
+ * APP<<SD [label = "NRF_SUCCESS"];
+ * |||;
  * SD<-ADVERTISERS [label = "Advertisement (ADV_*_IND)", textcolor="#000080", linecolor="#000080"];
  * APP<<=SD [label = "BLE_GAP_EVT_ADV_REPORT {type : status = BLE_GAP_ADV_DATA_STATUS_INCOMPLETE_MORE_DATA, aux_pointer}"];
  * |||;
@@ -1052,7 +1052,7 @@
  * @defgroup BLE_GAP_CENTRAL_CONN_MSC Central Connection Establishment and Termination
  * @{
  * @defgroup BLE_GAP_CENTRAL_CONN_MSC_LEGACY Connecting to legacy advertisers
- 
+
  * @msc
  * hscale = "1.5";
  * APP,SD,PERIPHERAL;
@@ -1114,9 +1114,9 @@
  * SD rbox SD [label = "Connection timeout reached"];
  * |||;
  * APP<<=SD [label = "BLE_GAP_EVT_TIMEOUT {BLE_GAP_TIMEOUT_SRC_CONN}"];
- * @endmsc 
+ * @endmsc
  * @}
- 
+
  *
  * @defgroup BLE_GAP_CENTRAL_CPU_MSC Central Connection Parameter Update
  * @msc
@@ -1868,7 +1868,7 @@
  * APP=>SD [label = "sd_ble_gap_privacy_set(params: {mode: DEVICE_PRIVACY, private_addr_type: RESOLVABLE } "];
  * APP<<SD [label = "NRF_SUCCESS"];
  * |||;
- 
+
  * APP=>SD [label = "sd_ble_gap_device_identities_set(pp_id_keys: {peer_addr1, peer_irk1}, pp_local_irks: {local_irk1}) "];
   * APP<<SD [label = "NRF_SUCCESS"];
  * |||;
@@ -1970,7 +1970,7 @@
  * hscale = "1.5";
  * APP,SD,ADVERTISERS;
  * |||;
- 
+
  * APP=>SD [label = "sd_ble_gap_device_identities_set(pp_id_keys: {peer_addr1, peer_irk1}, pp_local_irks: NULL) "];
   * APP<<SD [label = "NRF_SUCCESS"];
  * |||;
@@ -2022,7 +2022,7 @@
  * |||;
  * --- [label = " Variant #4 Scan directed advertisers and resolve initiator address using local IRK in device identity list"];
  * |||;
- 
+
  * APP=>SD [label = "sd_ble_gap_device_identities_set(pp_id_keys: {peer_addr1, peer_irk1}, pp_local_irks: local_irk1) "];
   * APP<<SD [label = "NRF_SUCCESS"];
  * |||;
@@ -2054,7 +2054,7 @@
  * |||;
  * --- [label = " Variant #1 Advertise directed to private peer"];
  * |||;
- 
+
  * APP=>SD [label = "sd_ble_gap_device_identities_set(pp_id_keys: {peer_addr1, peer_irk1}, pp_local_irks: NULL) "];
   * APP<<SD [label = "NRF_SUCCESS"];
  * |||;
@@ -2070,7 +2070,7 @@
  * |||;
  * --- [label = " Variant #2 Private directed advertising to private peer using device IRK"];
  * |||;
- 
+
  * APP=>SD [label = "sd_ble_gap_device_identities_set(pp_id_keys: {peer_addr1, peer_irk1}, pp_local_irks: NULL) "];
   * APP<<SD [label = "NRF_SUCCESS"];
  * |||;
@@ -2089,7 +2089,7 @@
  * |||;
  * --- [label = " Variant #3 Private directed advertising to private peer using local IRK in device identity list"];
  * |||;
- 
+
  * APP=>SD [label = "sd_ble_gap_device_identities_set(pp_id_keys: {peer_addr1, peer_irk1}, pp_local_irks: {local_irk1}) "];
   * APP<<SD [label = "NRF_SUCCESS"];
  * |||;
@@ -2132,7 +2132,7 @@
  * hscale = "1.5";
  * APP,SD,CENTRAL;
  * |||;
- 
+
  * APP=>SD [label = "sd_ble_gap_device_identities_set(pp_id_keys: {peer_addr1, peer_irk1}, pp_local_irks: NULL) "];
   * APP<<SD [label = "NRF_SUCCESS"];
  * |||;
@@ -2157,7 +2157,7 @@
  * hscale = "1.5";
  * APP,SD,PERIPHERAL;
  * |||;
- 
+
  * APP=>SD [label = "sd_ble_gap_device_identities_set(pp_id_keys: {peer_addr1, peer_irk1}, pp_local_irks: NULL) "];
   * APP<<SD [label = "NRF_SUCCESS"];
  * |||;
@@ -2346,7 +2346,7 @@
  * APP<<SD [label = "NRF_SUCCESS"];
  * SD:>PEER [label = "LL Length Request (LL_LENGTH_REQ) {tx=251, rx=251}", textcolor="#000080", linecolor="#000080"];
  * SD<:PEER [label = "LL Length Response (LL_LENGTH_RSP) {tx=251, rx=251}", textcolor="#000080", linecolor="#000080"];
- 
+
  * APP<<=SD   [label = "BLE_GAP_EVT_DATA_LENGTH_UPDATE {.effective_params={.max_tx_octets=251, .max_rx_octets=251, .max_tx_time_us=2120, .max_rx_time_us=2120}}"];
   * |||;
  * ...;
@@ -3927,4 +3927,3 @@
  * @}
  * @}
  */
-
diff --git a/ports/nrf/bluetooth/s140_nrf52_7.0.1/s140_nrf52_7.0.1_API/include/ble.h b/ports/nrf/bluetooth/s140_nrf52_7.0.1/s140_nrf52_7.0.1_API/include/ble.h
index 39944854c..d17ac9a59 100644
--- a/ports/nrf/bluetooth/s140_nrf52_7.0.1/s140_nrf52_7.0.1_API/include/ble.h
+++ b/ports/nrf/bluetooth/s140_nrf52_7.0.1/s140_nrf52_7.0.1_API/include/ble.h
@@ -89,7 +89,7 @@ enum BLE_COMMON_SVCS
  */
 enum BLE_COMMON_EVTS
 {
-  BLE_EVT_USER_MEM_REQUEST = BLE_EVT_BASE + 0,   /**< User Memory request. See @ref ble_evt_user_mem_request_t 
+  BLE_EVT_USER_MEM_REQUEST = BLE_EVT_BASE + 0,   /**< User Memory request. See @ref ble_evt_user_mem_request_t
                                                    \n Reply with @ref sd_ble_user_mem_reply. */
   BLE_EVT_USER_MEM_RELEASE = BLE_EVT_BASE + 1,   /**< User Memory release. See @ref ble_evt_user_mem_release_t */
 };
@@ -389,10 +389,10 @@ typedef union
  *                                  application RAM region (APP_RAM_BASE). On return, this will
  *                                  contain the minimum start address of the application RAM region
  *                                  required by the SoftDevice for this configuration.
- * @warning After this call, the SoftDevice may generate several events. The list of events provided 
- *          below require the application to initiate a SoftDevice API call. The corresponding API call 
- *          is referenced in the event documentation. 
- *          If the application fails to do so, the BLE connection may timeout, or the SoftDevice may stop 
+ * @warning After this call, the SoftDevice may generate several events. The list of events provided
+ *          below require the application to initiate a SoftDevice API call. The corresponding API call
+ *          is referenced in the event documentation.
+ *          If the application fails to do so, the BLE connection may timeout, or the SoftDevice may stop
  *          communicating with the peer device.
  *          - @ref BLE_GAP_EVT_CONN_PARAM_UPDATE_REQUEST
  *          - @ref BLE_GAP_EVT_DATA_LENGTH_UPDATE_REQUEST
@@ -537,7 +537,7 @@ SVCALL(SD_BLE_UUID_VS_ADD, uint32_t, sd_ble_uuid_vs_add(ble_uuid128_t const *p_v
 
 
 /**@brief Remove a Vendor Specific base UUID.
- * 
+ *
  * @details This call removes a Vendor Specific base UUID that has been added with @ref sd_ble_uuid_vs_add. This function allows
  * the application to reuse memory allocated for Vendor Specific base UUIDs.
  *
diff --git a/ports/nrf/boards/electronut_labs_papyr/README.md b/ports/nrf/boards/electronut_labs_papyr/README.md
index fda390193..7e5c43cc8 100644
--- a/ports/nrf/boards/electronut_labs_papyr/README.md
+++ b/ports/nrf/boards/electronut_labs_papyr/README.md
@@ -4,7 +4,7 @@ The `Electronut Labs Papyr` board is based on the `nRF52840` SoC from
 Nordic Semiconductors. It has an e-ink display on it, along with a CR2477
 battery holder.
 
-Papyr can be programmed with the [`Adafruit nRF52 bootloader`](https://github.com/adafruit/Adafruit_nRF52_Bootloader) to 
+Papyr can be programmed with the [`Adafruit nRF52 bootloader`](https://github.com/adafruit/Adafruit_nRF52_Bootloader) to
 
 Schematic, datasheet default pin mapping etc. can be found over [here](https://docs.electronut.in/papyr/). The default pin mapping can be found in the board directory.
 
diff --git a/ports/nrf/boards/hiibot_bluefi/mpconfigboard.h b/ports/nrf/boards/hiibot_bluefi/mpconfigboard.h
index c4833e719..4b7a884cf 100644
--- a/ports/nrf/boards/hiibot_bluefi/mpconfigboard.h
+++ b/ports/nrf/boards/hiibot_bluefi/mpconfigboard.h
@@ -62,6 +62,3 @@
 
 #define DEFAULT_UART_BUS_RX	(&pin_P0_28)
 #define DEFAULT_UART_BUS_TX	(&pin_P0_02)
-
-
-
diff --git a/ports/nrf/boards/hiibot_bluefi/mpconfigboard.mk b/ports/nrf/boards/hiibot_bluefi/mpconfigboard.mk
index b6614f8b3..e43639a89 100644
--- a/ports/nrf/boards/hiibot_bluefi/mpconfigboard.mk
+++ b/ports/nrf/boards/hiibot_bluefi/mpconfigboard.mk
@@ -15,4 +15,3 @@ EXTERNAL_FLASH_DEVICES = "W25Q16JV_IQ"
 # We use a CFLAGS define here because there are include order issues
 # if we try to include "mpconfigport.h" into nrfx_config.h .
 CFLAGS += -DCIRCUITPY_NRF_NUM_I2C=2
-
diff --git a/ports/nrf/boards/particle_argon/mpconfigboard.mk b/ports/nrf/boards/particle_argon/mpconfigboard.mk
index a0edfda95..2ca08b982 100644
--- a/ports/nrf/boards/particle_argon/mpconfigboard.mk
+++ b/ports/nrf/boards/particle_argon/mpconfigboard.mk
@@ -11,4 +11,4 @@ EXTERNAL_FLASH_DEVICES = "MX25L3233F"
 
 # Support for the Ethernet FeatherWing
 CIRCUITPY_NETWORK = 1
-MICROPY_PY_WIZNET5K = 5500
\ No newline at end of file
+MICROPY_PY_WIZNET5K = 5500
diff --git a/ports/nrf/boards/particle_boron/mpconfigboard.mk b/ports/nrf/boards/particle_boron/mpconfigboard.mk
index ccb2d63a1..f03f43a7b 100644
--- a/ports/nrf/boards/particle_boron/mpconfigboard.mk
+++ b/ports/nrf/boards/particle_boron/mpconfigboard.mk
@@ -11,4 +11,4 @@ EXTERNAL_FLASH_DEVICES = "MX25L3233F"
 
 # Support for the Ethernet FeatherWing
 CIRCUITPY_NETWORK = 1
-MICROPY_PY_WIZNET5K = 5500
\ No newline at end of file
+MICROPY_PY_WIZNET5K = 5500
diff --git a/ports/nrf/boards/particle_xenon/mpconfigboard.mk b/ports/nrf/boards/particle_xenon/mpconfigboard.mk
index 3970b1d05..44309bbca 100644
--- a/ports/nrf/boards/particle_xenon/mpconfigboard.mk
+++ b/ports/nrf/boards/particle_xenon/mpconfigboard.mk
@@ -11,4 +11,4 @@ EXTERNAL_FLASH_DEVICES = "MX25L3233F"
 
 # Support for the Ethernet FeatherWing
 CIRCUITPY_NETWORK = 1
-MICROPY_PY_WIZNET5K = 5500
\ No newline at end of file
+MICROPY_PY_WIZNET5K = 5500
diff --git a/ports/nrf/boards/sparkfun_nrf52840_mini/README.md b/ports/nrf/boards/sparkfun_nrf52840_mini/README.md
index f80f1c27c..396e169a1 100644
--- a/ports/nrf/boards/sparkfun_nrf52840_mini/README.md
+++ b/ports/nrf/boards/sparkfun_nrf52840_mini/README.md
@@ -45,4 +45,4 @@ The nRF52840 Mini hardware layout is open source:
 
 * [Schematic](https://cdn.sparkfun.com/assets/learn_tutorials/8/2/0/nrf52840-breakout-mdbt50q-v10.pdf)
 * [Eagle Files](https://cdn.sparkfun.com/assets/learn_tutorials/8/2/0/nrf52840-breakout-mdbt50q-v10.zip)
-* [Hookup Guide](https://learn.sparkfun.com/tutorials/sparkfun-pro-nrf52840-mini-hookup-guide)
\ No newline at end of file
+* [Hookup Guide](https://learn.sparkfun.com/tutorials/sparkfun-pro-nrf52840-mini-hookup-guide)
diff --git a/ports/nrf/common-hal/neopixel_write/__init__.h b/ports/nrf/common-hal/neopixel_write/__init__.h
index b8dce85ad..9366235af 100644
--- a/ports/nrf/common-hal/neopixel_write/__init__.h
+++ b/ports/nrf/common-hal/neopixel_write/__init__.h
@@ -29,4 +29,4 @@
 
 void neopixel_write_reset(void);
 
-#endif // MICROPY_INCLUDED_STM32F4_COMMON_HAL_NEOPIXEL_WRITE_INIT_H
\ No newline at end of file
+#endif // MICROPY_INCLUDED_STM32F4_COMMON_HAL_NEOPIXEL_WRITE_INIT_H
diff --git a/ports/nrf/common-hal/rotaryio/IncrementalEncoder.c b/ports/nrf/common-hal/rotaryio/IncrementalEncoder.c
index a0cfd48d5..28f563da6 100644
--- a/ports/nrf/common-hal/rotaryio/IncrementalEncoder.c
+++ b/ports/nrf/common-hal/rotaryio/IncrementalEncoder.c
@@ -49,9 +49,9 @@ static void _intr_handler(nrfx_gpiote_pin_t pin, nrf_gpiote_polarity_t action) {
 
     self->state = new_state;
 
-    // logic from the atmel-samd port: provides some damping and scales movement 
-    // down by 4:1.  
-    if (self->quarter >= 4) { 
+    // logic from the atmel-samd port: provides some damping and scales movement
+    // down by 4:1.
+    if (self->quarter >= 4) {
         self->position++;
         self->quarter = 0;
     } else if (self->quarter <= -4) {
diff --git a/ports/nrf/common-hal/rtc/RTC.c b/ports/nrf/common-hal/rtc/RTC.c
index 06345f589..93ba007c8 100644
--- a/ports/nrf/common-hal/rtc/RTC.c
+++ b/ports/nrf/common-hal/rtc/RTC.c
@@ -79,4 +79,3 @@ int common_hal_rtc_get_calibration(void) {
 void common_hal_rtc_set_calibration(int calibration) {
     mp_raise_NotImplementedError(translate("RTC calibration is not supported on this board"));
 }
-
diff --git a/ports/nrf/common-hal/supervisor/Runtime.c b/ports/nrf/common-hal/supervisor/Runtime.c
index feab6987d..ea663f897 100755
--- a/ports/nrf/common-hal/supervisor/Runtime.c
+++ b/ports/nrf/common-hal/supervisor/Runtime.c
@@ -35,4 +35,3 @@ bool common_hal_get_serial_connected(void) {
 bool common_hal_get_serial_bytes_available(void) {
   return (bool) serial_bytes_available();
 }
-
diff --git a/ports/nrf/common-hal/supervisor/__init__.c b/ports/nrf/common-hal/supervisor/__init__.c
index ac88556b4..6dca35fb5 100755
--- a/ports/nrf/common-hal/supervisor/__init__.c
+++ b/ports/nrf/common-hal/supervisor/__init__.c
@@ -37,4 +37,4 @@ const super_runtime_obj_t common_hal_supervisor_runtime_obj = {
     .base = {
         .type = &supervisor_runtime_type,
     },
-};
\ No newline at end of file
+};
diff --git a/ports/nrf/examples/ubluepy_eddystone.py b/ports/nrf/examples/ubluepy_eddystone.py
index baf25ba4b..426a4aa55 100644
--- a/ports/nrf/examples/ubluepy_eddystone.py
+++ b/ports/nrf/examples/ubluepy_eddystone.py
@@ -53,6 +53,6 @@ def generate_eddystone_adv_packet(url):
     return packet
 
 def start():
-    adv_packet = generate_eddystone_adv_packet("micropython")  
+    adv_packet = generate_eddystone_adv_packet("micropython")
     p = Peripheral()
-    p.advertise(data=adv_packet, connectable=False)
\ No newline at end of file
+    p.advertise(data=adv_packet, connectable=False)
diff --git a/ports/nrf/examples/ubluepy_scan.py b/ports/nrf/examples/ubluepy_scan.py
index ab11661cc..c0a7d05a3 100644
--- a/ports/nrf/examples/ubluepy_scan.py
+++ b/ports/nrf/examples/ubluepy_scan.py
@@ -19,7 +19,7 @@ def get_device_names(scan_entries):
 def find_device_by_name(name):
     s = Scanner()
     scan_res = s.scan(100)
-    
+
     device_names = get_device_names(scan_res)
     for dev in device_names:
         if name == dev[1]:
@@ -30,9 +30,9 @@ def find_device_by_name(name):
 # ...     print("address:", res.addr())
 # ...     print("address type:", res.addr_type())
 # ...     print("rssi:", res.rssi())
-# ...     
-# ...     
-# ... 
+# ...
+# ...
+# ...
 # address: c2:73:61:89:24:45
 # address type: 1
 # rssi: -26
diff --git a/ports/nrf/examples/ubluepy_temp.py b/ports/nrf/examples/ubluepy_temp.py
index e5c157dbb..118407af5 100644
--- a/ports/nrf/examples/ubluepy_temp.py
+++ b/ports/nrf/examples/ubluepy_temp.py
@@ -31,7 +31,7 @@ def event_handler(id, handle, data):
     global periph
     global serv_env_sense
     global notif_enabled
- 
+
     if id == constants.EVT_GAP_CONNECTED:
         # indicated 'connected'
         LED(1).on()
@@ -50,7 +50,7 @@ def event_handler(id, handle, data):
             notif_enabled = True
             # start low power timer
             rtc.start()
-        else: 
+        else:
             notif_enabled = False
             # stop low power timer
             rtc.stop()
@@ -68,7 +68,7 @@ def send_temp(timer_id):
 # start off with LED(1) off
 LED(1).off()
 
-# use RTC1 as RTC0 is used by bluetooth stack 
+# use RTC1 as RTC0 is used by bluetooth stack
 # set up RTC callback every 5 second
 rtc = RTC(1, period=5, mode=RTC.PERIODIC, callback=send_temp)
 
@@ -76,7 +76,7 @@ notif_enabled = False
 
 uuid_env_sense = UUID("0x181A") # Environmental Sensing service
 uuid_temp = UUID("0x2A6E") # Temperature characteristic
- 
+
 serv_env_sense = Service(uuid_env_sense)
 
 temp_props = Characteristic.PROP_NOTIFY | Characteristic.PROP_READ
@@ -89,4 +89,3 @@ periph = Peripheral()
 periph.addService(serv_env_sense)
 periph.setConnectionHandler(event_handler)
 periph.advertise(device_name="micr_temp", services=[serv_env_sense])
-
diff --git a/ports/nrf/gccollect.c b/ports/nrf/gccollect.c
index b7aa57a55..3661daa53 100644
--- a/ports/nrf/gccollect.c
+++ b/ports/nrf/gccollect.c
@@ -43,7 +43,7 @@ void gc_collect(void) {
     gc_collect_start();
 
     mp_uint_t sp = get_msp(); // Get stack pointer
-    
+
     // trace the stack, including the registers (since they live on the stack in this function)
     gc_collect_root((void**)sp, ((uint32_t)&_ram_end - sp) / sizeof(uint32_t));