stm32: flash: move wait_for_last to f2/f4 explicitly.

We're preparing to use all the common code for f2, f4, f7 and large chunks of l4. Extract things that we know need to be done differently there.
2018-07-24 22:04:58 +00:00
parent 76d392ee47
commit 46d4103c1d
3 changed files with 10 additions and 5 deletions
--- a/lib/stm32/f4/flash.c
+++ b/lib/stm32/f4/flash.c
@@ -49,5 +49,10 @@

 #include <libopencm3/stm32/flash.h>

+void flash_wait_for_last_operation(void)
+{
+	while ((FLASH_SR & FLASH_SR_BSY) == FLASH_SR_BSY);
+}
+
 /**@}*/