adafruit-mirror/Adafruit_nRF52_Bootloader
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Merge pull request #344 from fanoush/fix-regout0-bootloop

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fix reboot loop - set REGOUT0 only when value is erased to default
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Ha Thach 2025-02-07 17:03:06 +07:00 committed by GitHub
commit bd12455029
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src/boards/boards.c
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@ -111,7 +111,7 @@ void board_init(void) {
// #define UICR_REGOUT0_VALUE UICR_REGOUT0_VOUT_3V3
// in board.h when using that power configuration.
#ifdef UICR_REGOUT0_VALUE
if ((NRF_UICR->REGOUT0 & UICR_REGOUT0_VOUT_Msk) != (UICR_REGOUT0_VALUE << UICR_REGOUT0_VOUT_Pos)){
if ((NRF_UICR->REGOUT0 & UICR_REGOUT0_VOUT_Msk) == (UICR_REGOUT0_VOUT_DEFAULT << UICR_REGOUT0_VOUT_Pos)){
NRF_NVMC->CONFIG = NVMC_CONFIG_WEN_Wen << NVMC_CONFIG_WEN_Pos;
while (NRF_NVMC->READY == NVMC_READY_READY_Busy){}
NRF_UICR->REGOUT0 = (NRF_UICR->REGOUT0 & ~((uint32_t)UICR_REGOUT0_VOUT_Msk)) |