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atsam: Enable flash loop caching optimization on sam4s 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2019-09-08 09:11:41 -04:00
parent 8211415231
commit 8d4a5c16be
1 changed files with 1 additions and 1 deletions
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2
src/atsam/sam4s_sysinit.c
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@ -19,7 +19,7 @@ uint32_t SystemCoreClock = CHIP_FREQ_MAINCK_RC_4MHZ;
void SystemInit( void ) void SystemInit( void )
{ {
/* Set FWS according to SYS_BOARD_MCKR configuration */ /* Set FWS according to SYS_BOARD_MCKR configuration */
EFC0->EEFC_FMR = EEFC_FMR_FWS(5); EFC0->EEFC_FMR = EEFC_FMR_FWS(5) | EEFC_FMR_CLOE;
/* Initialize main oscillator */ /* Initialize main oscillator */
if ( !(PMC->CKGR_MOR & CKGR_MOR_MOSCSEL) ) if ( !(PMC->CKGR_MOR & CKGR_MOR_MOSCSEL) )