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msbiot: Add DMA config for SPI

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This commit is contained in:
Koen Zandberg 2020-05-15 23:06:26 +02:00
parent 1f8bdb73e3
commit 70e3bf84b0
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GPG Key ID: 0895A893E6D2985B
2 changed files with 36 additions and 11 deletions
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1
boards/msbiot/Makefile.features
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@ -3,6 +3,7 @@ CPU_MODEL = stm32f415rg
# Put defined MCU peripherals here (in alphabetical order)
FEATURES_PROVIDED += periph_adc
FEATURES_PROVIDED += periph_dma
FEATURES_PROVIDED += periph_dac
FEATURES_PROVIDED += periph_i2c
FEATURES_PROVIDED += periph_pwm

46
boards/msbiot/include/periph_conf.h
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@ -27,6 +27,24 @@
extern "C" {
#endif
/**
* @name DMA streams configuration
* @{
*/
#ifdef MODULE_PERIPH_DMA
static const dma_conf_t dma_config[] = {
{ .stream = 11 }, /* DMA2 Stream 3 - SPI1_TX */
{ .stream = 10 }, /* DMA2 Stream 2 - SPI1_RX */
};
#define DMA_0_ISR isr_dma2_stream3
#define DMA_1_ISR isr_dma2_stream2
#define DMA_NUMOF ARRAY_SIZE(dma_config)
#endif /* MODULE_PERIPH_DMA */
/** @} */
/**
* @name Timer configuration
* @{
@ -165,17 +183,23 @@ static const uart_conf_t uart_config[] = {
*/
static const spi_conf_t spi_config[] = {
{
.dev = SPI1,
.mosi_pin = GPIO_PIN(PORT_A, 7),
.miso_pin = GPIO_PIN(PORT_A, 6),
.sclk_pin = GPIO_PIN(PORT_A, 5),
.cs_pin = GPIO_PIN(PORT_A, 4),
.mosi_af = GPIO_AF5,
.miso_af = GPIO_AF5,
.sclk_af = GPIO_AF5,
.cs_af = GPIO_AF5,
.rccmask = RCC_APB2ENR_SPI1EN,
.apbbus = APB2
.dev = SPI1,
.mosi_pin = GPIO_PIN(PORT_A, 7),
.miso_pin = GPIO_PIN(PORT_A, 6),
.sclk_pin = GPIO_PIN(PORT_A, 5),
.cs_pin = GPIO_PIN(PORT_A, 4),
.mosi_af = GPIO_AF5,
.miso_af = GPIO_AF5,
.sclk_af = GPIO_AF5,
.cs_af = GPIO_AF5,
.rccmask = RCC_APB2ENR_SPI1EN,
.apbbus = APB2,
#ifdef MODULE_PERIPH_DMA
.tx_dma = 0,
.tx_dma_chan = 3,
.rx_dma = 1,
.rx_dma_chan = 3,
#endif
}
};