Merge pull request #546 from FrankBoesing/patch-3

Fix Teensy 4 MPU settings for FlexSPI2
PaulStoffregen · Mar 16, 2021 · a2368ad · a2368ad · FrankBoesing · Mar 17, 2021
2 parents 14f143d + 11b4a14
commit a2368ad
Showing 1 changed file with 0 additions and 3 deletions.
diff --git a/teensy4/startup.c b/teensy4/startup.c
@@ -257,9 +257,6 @@ FLASHMEM void configure_cache(void)
 	SCB_MPU_RBAR = 0x60000000 | REGION(i++); // QSPI Flash
 	SCB_MPU_RASR = MEM_CACHE_WBWA | READONLY | SIZE_16M;
 
-	SCB_MPU_RBAR = 0x70000000 | REGION(i++); // FlexSPI2
-	SCB_MPU_RASR = MEM_CACHE_WBWA | READONLY | NOEXEC | SIZE_256M;
-
 	SCB_MPU_RBAR = 0x70000000 | REGION(i++); // FlexSPI2
 	SCB_MPU_RASR = MEM_CACHE_WBWA | READWRITE | NOEXEC | SIZE_16M;