Add license header, and fix coding style in flash_api.c

Author: janjongboom

targets/TARGET_Atmel/TARGET_SAM_CortexM0P/flash_api.c

@@ -1,3 +1,19 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2019 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #include "flash_api.h"
 #include "nvm.h"
 
@@ -6,7 +22,8 @@
  * @param obj The flash object
  * @return 0 for success, -1 for error
  */
-int32_t flash_init(flash_t *obj) {
+int32_t flash_init(flash_t *obj)
+{
 	nvm_get_parameters(&obj->params);
 
 	const struct nvm_config config = {
@@ -29,7 +46,8 @@ int32_t flash_init(flash_t *obj) {
  * @param obj The flash object
  * @return 0 for success, -1 for error
  */
-int32_t flash_free(flash_t *obj) {
+int32_t flash_free(flash_t *obj)
+{
     // no-op
     return 0;
 }
@@ -41,7 +59,8 @@ int32_t flash_free(flash_t *obj) {
  * @param address The sector starting address
  * @return 0 for success, -1 for error
  */
-int32_t flash_erase_sector(flash_t *obj, uint32_t address) {
+int32_t flash_erase_sector(flash_t *obj, uint32_t address)
+{
     enum status_code status = nvm_erase_row(address);
 
     return status == STATUS_OK ? 0 : -1;
@@ -56,7 +75,8 @@ int32_t flash_erase_sector(flash_t *obj, uint32_t address) {
  * @param size The number of bytes to read
  * @return 0 for success, -1 for error
  */
-int32_t flash_read(flash_t *obj, uint32_t address, uint8_t *data, uint32_t size) {
+int32_t flash_read(flash_t *obj, uint32_t address, uint8_t *data, uint32_t size)
+{
     // apparently you can read / write multiple pages...
     uint32_t page_size = flash_get_page_size(obj);
     if (size % page_size != 0) return -1;
@@ -91,7 +111,8 @@ int32_t flash_read(flash_t *obj, uint32_t address, uint8_t *data, uint32_t size)
  * @param size The number of bytes to program
  * @return 0 for success, -1 for error
  */
-int32_t flash_program_page(flash_t *obj, uint32_t address, const uint8_t *data, uint32_t size) {
+int32_t flash_program_page(flash_t *obj, uint32_t address, const uint8_t *data, uint32_t size)
+{
     // apparently you can read / write multiple pages...
     uint32_t page_size = flash_get_page_size(obj);
     if (size % page_size != 0) return -1;
@@ -122,7 +143,8 @@ int32_t flash_program_page(flash_t *obj, uint32_t address, const uint8_t *data,
  * @param address The sector starting address
  * @return The size of a sector
  */
-uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address) {
+uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address)
+{
     if (address < flash_get_start_address(obj)) {
         return MBED_FLASH_INVALID_SIZE;
     }
@@ -140,7 +162,8 @@ uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address) {
  * @param obj The flash object
  * @return The size of a page
  */
-uint32_t flash_get_page_size(const flash_t *obj) {
+uint32_t flash_get_page_size(const flash_t *obj)
+{
     return obj->params.page_size;
 }
 
@@ -149,7 +172,8 @@ uint32_t flash_get_page_size(const flash_t *obj) {
  * @param obj The flash object
  * @return The start address for the flash region
  */
-uint32_t flash_get_start_address(const flash_t *obj) {
+uint32_t flash_get_start_address(const flash_t *obj)
+{
     return FLASH_ADDR;
 }
 
@@ -158,7 +182,8 @@ uint32_t flash_get_start_address(const flash_t *obj) {
  * @param obj The flash object
  * @return The flash region size
  */
-uint32_t flash_get_size(const flash_t *obj) {
+uint32_t flash_get_size(const flash_t *obj)
+{
     return FLASH_SIZE;
 }
 
@@ -167,6 +192,7 @@ uint32_t flash_get_size(const flash_t *obj) {
  * @param obj The flash object
  * @return The flash erase value
  */
-uint8_t flash_get_erase_value(const flash_t *obj) {
+uint8_t flash_get_erase_value(const flash_t *obj)
+{
     return 0xff;
 }