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Add option for 1Bit SDIO on F4XX targets.

This commit is contained in:
Chris 2018-10-30 15:55:28 +01:00
parent 00e53dbc46
commit aa8d6b3676
1 changed files with 10 additions and 0 deletions
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10
src/main/drivers/sdio_f4xx.c
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@ -1574,16 +1574,20 @@ void SD_Initialize_LL(DMA_Stream_TypeDef *dma)
RCC->AHB1ENR |= RCC_AHB1ENR_GPIOCEN | RCC_AHB1ENR_GPIODEN;
const IO_t d0 = IOGetByTag(IO_TAG(PC8));
#ifndef USE_SDIO_1BIT
const IO_t d1 = IOGetByTag(IO_TAG(PC9));
const IO_t d2 = IOGetByTag(IO_TAG(PC10));
const IO_t d3 = IOGetByTag(IO_TAG(PC11));
#endif
const IO_t clk = IOGetByTag(IO_TAG(PC12));
const IO_t cmd = IOGetByTag(IO_TAG(PD2));
IOInit(d0, OWNER_SDCARD, 0);
#ifndef USE_SDIO_1BIT
IOInit(d1, OWNER_SDCARD, 0);
IOInit(d2, OWNER_SDCARD, 0);
IOInit(d3, OWNER_SDCARD, 0);
#endif
IOInit(clk, OWNER_SDCARD, 0);
IOInit(cmd, OWNER_SDCARD, 0);
@ -1592,9 +1596,11 @@ void SD_Initialize_LL(DMA_Stream_TypeDef *dma)
#define SDIO_CLK IO_CONFIG(GPIO_Mode_AF, GPIO_Speed_100MHz, GPIO_OType_PP, GPIO_PuPd_NOPULL)
IOConfigGPIOAF(d0, SDIO_DATA, GPIO_AF_SDIO);
#ifndef USE_SDIO_1BIT
IOConfigGPIOAF(d1, SDIO_DATA, GPIO_AF_SDIO);
IOConfigGPIOAF(d2, SDIO_DATA, GPIO_AF_SDIO);
IOConfigGPIOAF(d3, SDIO_DATA, GPIO_AF_SDIO);
#endif
IOConfigGPIOAF(clk, SDIO_CLK, GPIO_AF_SDIO);
IOConfigGPIOAF(cmd, SDIO_CMD, GPIO_AF_SDIO);
@ -1678,7 +1684,11 @@ bool SD_Init(void)
if(ErrorState == SD_OK)
{
// Enable wide operation
#ifdef USE_SDIO_1BIT
ErrorState = SD_WideBusOperationConfig(SD_BUS_WIDE_1B);
#else
ErrorState = SD_WideBusOperationConfig(SD_BUS_WIDE_4B);
#endif
if (ErrorState == SD_OK && sdioConfig()->clockBypass) {
if (SD_HighSpeed()) {