Merge pull request #8486 from NXPmicro/Update_LPC546XX_Core_Freq

LPC54608: Raise the core freq on LPC54608 targets
ARMmbed · Oct 22, 2018 · 93c5573 · 93c5573
2 parents 4a2cfbe + 118bde5
commit 93c5573
Show file tree

Hide file tree

Showing 4 changed files with 8 additions and 4 deletions.
diff --git a/targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC546XX/TARGET_FF_LPC546XX/device.h b/targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC546XX/TARGET_FF_LPC546XX/device.h
@@ -27,7 +27,7 @@
 /* Defines used by the sleep code */
 #define LPC_CLOCK_INTERNAL_IRC BOARD_BootClockFRO12M()
 #define LPC_CLOCK_RUN ((SYSCON->DEVICE_ID0 == 0xFFF54628) ? \
- BOARD_BootClockPLL220M() : BOARD_BootClockFROHF48M())
+ BOARD_BootClockPLL220M() : BOARD_BootClockPLL180M())
 
 #define DEVICE_ID_LENGTH 24
 

diff --git a/...ets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC546XX/TARGET_FF_LPC546XX/mbed_overrides.c b/...ets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC546XX/TARGET_FF_LPC546XX/mbed_overrides.c
@@ -41,10 +41,12 @@
 void mbed_sdk_init()
 {
  if (SYSCON->DEVICE_ID0 == 0xFFF54628) {
+ BOARD_BootClockFROHF96M(); /* Boot up FROHF96M for SPIFI to use*/
  /* LPC54628 runs at a higher core speed */
  BOARD_BootClockPLL220M();
  } else {
- BOARD_BootClockFROHF48M();
+ BOARD_BootClockFROHF96M(); /* Boot up FROHF96M for SPIFI to use*/
+ BOARD_BootClockPLL180M();
  }
 }
 

diff --git a/targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC546XX/TARGET_LPCXpresso/device.h b/targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC546XX/TARGET_LPCXpresso/device.h
@@ -27,7 +27,7 @@
 /* Defines used by the sleep code */
 #define LPC_CLOCK_INTERNAL_IRC BOARD_BootClockFRO12M()
 #define LPC_CLOCK_RUN ((SYSCON->DEVICE_ID0 == 0xFFF54628) ? \
- BOARD_BootClockPLL220M() : BOARD_BootClockFROHF48M())
+ BOARD_BootClockPLL220M() : BOARD_BootClockPLL180M())
 
 #define DEVICE_ID_LENGTH 24
 

diff --git a/targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC546XX/TARGET_LPCXpresso/mbed_overrides.c b/targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC546XX/TARGET_LPCXpresso/mbed_overrides.c
@@ -57,10 +57,12 @@ uint32_t FLASHIAP_ReadUid(uint32_t *addr)
 void mbed_sdk_init()
 {
  if (SYSCON->DEVICE_ID0 == 0xFFF54628) {
+ BOARD_BootClockFROHF96M(); /* Boot up FROHF96M for SPIFI to use*/
  /* LPC54628 runs at a higher core speed */
  BOARD_BootClockPLL220M();
  } else {
- BOARD_BootClockFROHF48M();
+ BOARD_BootClockFROHF96M(); /* Boot up FROHF96M for SPIFI to use*/
+ BOARD_BootClockPLL180M();
  }
 }