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-rw-r--r--ports/stm32/main.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/ports/stm32/main.c b/ports/stm32/main.c
index af4d7f8bb..8bce6b477 100644
--- a/ports/stm32/main.c
+++ b/ports/stm32/main.c
@@ -400,19 +400,21 @@ void stm32_main(uint32_t reset_mode) {
#if defined(STM32N6)
// SRAM, XSPI needs to remain awake during sleep, eg so DMA from flash works.
- LL_MEM_EnableClockLowPower(0xffffffff);
+ LL_MEM_EnableClockLowPower(LL_MEM_AXISRAM1 | LL_MEM_AXISRAM2 | LL_MEM_AXISRAM3
+ | LL_MEM_AXISRAM4 | LL_MEM_AXISRAM5 | LL_MEM_AXISRAM6 | LL_MEM_AHBSRAM1 | LL_MEM_AHBSRAM2
+ | LL_MEM_BKPSRAM | LL_MEM_FLEXRAM | LL_MEM_CACHEAXIRAM | LL_MEM_VENCRAM | LL_MEM_BOOTROM);
LL_AHB5_GRP1_EnableClockLowPower(LL_AHB5_GRP1_PERIPH_XSPI2 | LL_AHB5_GRP1_PERIPH_XSPIM);
LL_APB4_GRP1_EnableClock(LL_APB4_GRP1_PERIPH_RTC | LL_APB4_GRP1_PERIPH_RTCAPB);
LL_APB4_GRP1_EnableClockLowPower(LL_APB4_GRP1_PERIPH_RTC | LL_APB4_GRP1_PERIPH_RTCAPB);
// Enable some AHB peripherals during sleep.
- LL_AHB1_GRP1_EnableClockLowPower(0xffffffff); // GPDMA1, ADC12
- LL_AHB4_GRP1_EnableClockLowPower(0xffffffff); // GPIOA-Q, PWR, CRC
+ LL_AHB1_GRP1_EnableClockLowPower(LL_AHB1_GRP1_PERIPH_ALL); // GPDMA1, ADC12
+ LL_AHB4_GRP1_EnableClockLowPower(LL_AHB4_GRP1_PERIPH_ALL); // GPIOA-Q, PWR, CRC
// Enable some APB peripherals during sleep.
- LL_APB1_GRP1_EnableClockLowPower(0xffffffff); // I2C, I3C, LPTIM, SPI, TIM, UART, WWDG
- LL_APB2_GRP1_EnableClockLowPower(0xffffffff); // SAI, SPI, TIM, UART
- LL_APB4_GRP1_EnableClockLowPower(0xffffffff); // I2C, LPTIM, LPUART, RTC, SPI
+ LL_APB1_GRP1_EnableClockLowPower(LL_APB1_GRP1_PERIPH_ALL); // I2C, I3C, LPTIM, SPI, TIM, UART, WWDG
+ LL_APB2_GRP1_EnableClockLowPower(LL_APB2_GRP1_PERIPH_ALL); // SAI, SPI, TIM, UART
+ LL_APB4_GRP1_EnableClockLowPower(LL_APB4_GRP1_PERIPH_ALL); // I2C, LPTIM, LPUART, RTC, SPI
#endif
mpu_init();