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Merge pull request #4442 from jepler/m7-reboot-bootloader 

mimxrt1011: Fix reset-to-bootloader
This commit is contained in:
Jeff Epler 2021-03-19 15:37:06 -05:00 committed by GitHub
parent 3fcb6b278f 06743d91ed
commit 22906ac95e
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 2 deletions
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6
ports/mimxrt10xx/common-hal/microcontroller/__init__.c
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@ -39,6 +39,8 @@
#include "supervisor/shared/safe_mode.h"
#include "supervisor/shared/translate.h"
#define DBL_TAP_REG SNVS->LPGPR[3]
void common_hal_mcu_delay_us(uint32_t delay) {
mp_hal_delay_us(delay);
}
@ -72,10 +74,10 @@ void common_hal_mcu_on_next_reset(mcu_runmode_t runmode) {
}
// Pretend to be the first of the two reset presses needed to enter the
// bootloader. That way one reset will end in the bootloader.
SNVS->LPGPR[0] = DBL_TAP_MAGIC;
DBL_TAP_REG = DBL_TAP_MAGIC;
} else {
// Set up the default.
SNVS->LPGPR[0] = DBL_TAP_MAGIC_QUICK_BOOT;
DBL_TAP_REG = DBL_TAP_MAGIC_QUICK_BOOT;
}
if (runmode == RUNMODE_SAFE_MODE) {
safe_mode_on_next_reset(PROGRAMMATIC_SAFE_MODE);