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pyboard: Add DMA config for SPI

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This commit is contained in:
Koen Zandberg 2020-05-15 23:10:41 +02:00
parent 08123b9736
commit d0f26ac877
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GPG Key ID: 0895A893E6D2985B
2 changed files with 34 additions and 15 deletions
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1
boards/pyboard/Makefile.features
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@ -2,6 +2,7 @@ CPU = stm32f4
CPU_MODEL = stm32f405rg
# Put defined MCU peripherals here (in alphabetical order)
FEATURES_PROVIDED += periph_dma
FEATURES_PROVIDED += periph_i2c
FEATURES_PROVIDED += periph_rtc
FEATURES_PROVIDED += periph_spi

48
boards/pyboard/include/periph_conf.h
View File

@ -59,6 +59,24 @@ extern "C" {
#define CLOCK_PLL_Q (7)
/** @} */
/**
* @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
* @{
@ -130,22 +148,22 @@ static const uint8_t spi_divtable[2][5] = {
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_UNDEF,
.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_UNDEF,
.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 = 1,
.tx_dma_chan = 1,
.rx_dma = 0,
.rx_dma_chan = 1,
.tx_dma = 0,
.tx_dma_chan = 3,
.rx_dma = 1,
.rx_dma_chan = 3,
#endif
}
};