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| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2009-10-31 15:22:27 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2009-10-31 15:22:27 +0000 |
| commit | a95d728fc36f0d96c08a78b6af543a440217d3a4 (patch) | |
| tree | 81b235e8989ec1ea612bafc803da751834cd15a8 /os/io/platforms/STM32/spi_lld.c | |
| parent | 43f9fd4180030081daae9122bd57a521ec9c58e1 (diff) | |
| download | ChibiOS-a95d728fc36f0d96c08a78b6af543a440217d3a4.tar.gz ChibiOS-a95d728fc36f0d96c08a78b6af543a440217d3a4.tar.bz2 ChibiOS-a95d728fc36f0d96c08a78b6af543a440217d3a4.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1259 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/io/platforms/STM32/spi_lld.c')
| -rw-r--r-- | os/io/platforms/STM32/spi_lld.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/os/io/platforms/STM32/spi_lld.c b/os/io/platforms/STM32/spi_lld.c index fb3021d80..73e55bd43 100644 --- a/os/io/platforms/STM32/spi_lld.c +++ b/os/io/platforms/STM32/spi_lld.c @@ -26,9 +26,8 @@ #include <ch.h>
#include <spi.h>
-
-#include "nvic.h"
-#include "board.h"
+#include <stm32_dma.h>
+#include <nvic.h>
#if USE_STM32_SPI1 || defined(__DOXYGEN__)
/** @brief SPI1 driver identifier.*/
@@ -200,15 +199,17 @@ void spi_lld_init(void) { */
void spi_lld_start(SPIDriver *spip) {
- /* If in stopped state then enables the SPI clock.*/
+ /* If in stopped state then enables the SPI and DMA clocks.*/
if (spip->spd_state == SPI_STOP) {
#if USE_STM32_SPI1
if (&SPID1 == spip) {
+ dmaEnable(DMA1_ID);
RCC->APB2ENR |= RCC_APB2ENR_SPI1EN;
}
#endif
#if USE_STM32_SPI2
if (&SPID2 == spip) {
+ dmaEnable(DMA1_ID);
RCC->APB1ENR |= RCC_APB1ENR_SPI2EN;
}
#endif
@@ -248,11 +249,13 @@ void spi_lld_stop(SPIDriver *spip) { if (spip->spd_state == SPI_READY) {
#if USE_STM32_SPI1
if (&SPID1 == spip) {
+ dmaDisable(DMA1_ID);
RCC->APB2ENR &= ~RCC_APB2ENR_SPI1EN;
}
#endif
#if USE_STM32_SPI2
if (&SPID2 == spip) {
+ dmaDisable(DMA1_ID);
RCC->APB1ENR &= ~RCC_APB1ENR_SPI2EN;
}
#endif
|