github-code/lvgl
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

stm32: use DSB to ensure GPU clock gets enabled

Browse Source
This commit is contained in:
Themba Dube
2020-10-18 12:32:22 -04:00
parent 4ca5d4e86d
commit 3d4284b02c
1 changed files with 4 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
src/lv_gpu/lv_gpu_stm32_dma2d.c
View File

@@ -71,6 +71,9 @@ void lv_gpu_stm32_dma2d_init(void)
# warning "LVGL can't enable the clock of DMA2D" # warning "LVGL can't enable the clock of DMA2D"
#endif #endif
/* Wait for hardware access to complete */
__asm volatile("DSB\n");
/* Delay after setting peripheral clock */ /* Delay after setting peripheral clock */
volatile uint32_t temp = RCC->AHB1ENR; volatile uint32_t temp = RCC->AHB1ENR;