stm32/powerctrlboot: Fix configuration of SysTick for H5.

dpgeorge · dpgeorge · commit af7a18bb75ec · 2023-04-05T14:29:55.000+10:00
Signed-off-by: Damien George &lt;damien@micropython.org&gt;
diff --git a/ports/stm32/powerctrlboot.c b/ports/stm32/powerctrlboot.c
@@ -52,7 +52,7 @@ void powerctrl_config_systick(void) {
     SysTick_Config(HAL_RCC_GetHCLKFreq() / 1000);
     NVIC_SetPriority(SysTick_IRQn, IRQ_PRI_SYSTICK);
 
-    #if !BUILDING_MBOOT && (defined(STM32H7) || defined(STM32L4) || defined(STM32WB))
+    #if !BUILDING_MBOOT && (defined(STM32H5) || defined(STM32H7) || defined(STM32L4) || defined(STM32WB))
     // Set SysTick IRQ priority variable in case the HAL needs to use it
     uwTickPrio = IRQ_PRI_SYSTICK;
     #endif
@@ -236,6 +236,10 @@ void SystemClock_Config(void) {
     // Switch the system clock source to PLL1P.
     LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_PLL1);
 
+    // Reconfigure clock state and SysTick.
+    SystemCoreClockUpdate();
+    powerctrl_config_systick();
+
     // Configure PLL3 for use by USB at Q=48MHz.
     LL_RCC_PLL3_SetSource(LL_RCC_PLL3SOURCE_HSE);
     LL_RCC_PLL3_SetM(MICROPY_HW_CLK_PLL3M);
