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Fixing STM32LTDC driver for STM32F4 series

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This commit is contained in:
Joel Bodenmann 2015-07-24 14:02:05 +02:00
parent 8b60b51623
commit c72c20179e
1 changed files with 9 additions and 3 deletions
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12
drivers/gdisp/STM32LTDC/gdisp_lld_STM32LTDC.c
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@ -157,14 +157,20 @@ static void LTDC_Init(void)
// Set up the display scanning
uint32_t hacc, vacc;
// Reset the LTDC hardware module
// Reset the LTDC peripheral
RCC->APB2RSTR |= RCC_APB2RSTR_LTDCRST;
RCC->APB2RSTR = 0;
// Enable the LTDC clock
RCC->DCKCFGR1 = (RCC->DCKCFGR1 & ~RCC_DCKCFGR1_PLLSAIDIVR) | (1 << 16); /* /4 */
#if defined(STM32F4)
RCC->DCKCFGR = (RCC->DCKCFGR & ~RCC_DCKCFGR_PLLSAIDIVR) | (1 << 16);
#elif defined(STM32F7)
RCC->DCKCFGR1 = (RCC->DCKCFGR1 & ~RCC_DCKCFGR1_PLLSAIDIVR) | (1 << 16);
#else
#error STM32LTDC driver not implemented for your platform
#endif
// Enable the module
// Enable the peripheral
RCC->APB2ENR |= RCC_APB2ENR_LTDCEN;
// Turn off the controller and its interrupts