Fix #1798: Use AHB3 enable register for STM32H7 (#1840)

2020-10-07 20:17:38 +02:00
parent 6c426aa855
commit 9ec4b61417
1 changed files with 6 additions and 0 deletions
--- a/src/lv_gpu/lv_gpu_stm32_dma2d.c
+++ b/src/lv_gpu/lv_gpu_stm32_dma2d.c
@@ -63,7 +63,13 @@ static void dma2d_wait(void);
 void lv_gpu_stm32_dma2d_init(void)
 {
    /* Enable DMA2D clock */
+#if defined(STM32F4) || defined(STM32F7)
    RCC->AHB1ENR |= RCC_AHB1ENR_DMA2DEN;
+#elif  defined(STM32H7)
+    RCC->AHB3ENR |= RCC_AHB3ENR_DMA2DEN;
+#else
+# warning "LVGL can't enable the clock of DMA2D"
+#endif    

    /* Delay after setting peripheral clock */
    volatile uint32_t temp = RCC->AHB1ENR;