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Merge pull request #9512 from jflyper/bfdev-f7-dma-clock-enable-refactor 

[F7] Refactor enableDmaClock with RCC_ClockCmd
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Michael Keller 2020-02-25 23:55:25 +13:00 committed by GitHub
parent beef951485 228592049d
commit 3999b09ffc
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1 changed files with 3 additions and 9 deletions
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12
src/main/drivers/dma_stm32f7xx.c
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@ -28,7 +28,8 @@
#include "drivers/nvic.h" #include "drivers/nvic.h"
#include "drivers/dma.h" #include "drivers/dma.h"
#include "resource.h" #include "drivers/rcc.h"
#include "drivers/resource.h"
/* /*
* DMA descriptors. * DMA descriptors.
@ -76,14 +77,7 @@ DEFINE_DMA_IRQ_HANDLER(2, 7, DMA2_ST7_HANDLER)
static void enableDmaClock(int index) static void enableDmaClock(int index)
{ {
const uint32_t rcc = dmaDescriptors[index].dma == DMA1 ? RCC_AHB1ENR_DMA1EN : RCC_AHB1ENR_DMA2EN; RCC_ClockCmd(dmaDescriptors[index].dma == DMA1 ? RCC_AHB1(DMA1) : RCC_AHB1(DMA2), ENABLE);
do {
__IO uint32_t tmpreg;
SET_BIT(RCC->AHB1ENR, rcc);
/* Delay after an RCC peripheral clock enabling */
tmpreg = READ_BIT(RCC->AHB1ENR, rcc);
UNUSED(tmpreg);
} while (0);
} }
void dmaInit(dmaIdentifier_e identifier, resourceOwner_e owner, uint8_t resourceIndex) void dmaInit(dmaIdentifier_e identifier, resourceOwner_e owner, uint8_t resourceIndex)