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boards/saml21-xpro: configure UART & SPI on EXT2, 3

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This commit is contained in:
Benjamin Valentin 2021-07-28 11:51:47 +02:00
parent e3b52ff08d
commit f5622afeb6
1 changed files with 33 additions and 1 deletions
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34
boards/saml21-xpro/include/periph_conf.h
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@ -94,12 +94,27 @@ static const uart_conf_t uart_config[] = {
.tx_pad = UART_PAD_TX_0,
.flags = UART_FLAG_NONE,
.gclk_src = SAM0_GCLK_MAIN,
},
{ /* EXT2 header */
.dev = &SERCOM1->USART,
.rx_pin = GPIO_PIN(PA, 19),
.tx_pin = GPIO_PIN(PA, 18),
#ifdef MODULE_PERIPH_UART_HW_FC
.rts_pin = GPIO_UNDEF,
.cts_pin = GPIO_UNDEF,
#endif
.mux = GPIO_MUX_C,
.rx_pad = UART_PAD_RX_3,
.tx_pad = UART_PAD_TX_2,
.flags = UART_FLAG_NONE,
.gclk_src = SAM0_GCLK_MAIN,
}
};
/* interrupt function name mapping */
#define UART_0_ISR isr_sercom3
#define UART_1_ISR isr_sercom4
#define UART_2_ISR isr_sercom1
#define UART_NUMOF ARRAY_SIZE(uart_config)
/** @} */
@ -138,7 +153,7 @@ static const pwm_conf_t pwm_config[] = {
* @{
*/
static const spi_conf_t spi_config[] = {
{
{ /* EXT1 header */
.dev = &(SERCOM0->SPI),
.miso_pin = GPIO_PIN(PA, 4),
.mosi_pin = GPIO_PIN(PA, 6),
@ -152,6 +167,23 @@ static const spi_conf_t spi_config[] = {
#ifdef MODULE_PERIPH_DMA
.tx_trigger = SERCOM0_DMAC_ID_TX,
.rx_trigger = SERCOM0_DMAC_ID_RX,
#endif
},
{ /* EXT2, EXT3 header */
.dev = &(SERCOM5->SPI),
.miso_pin = GPIO_PIN(PB, 16),
.mosi_pin = GPIO_PIN(PB, 22),
.clk_pin = GPIO_PIN(PB, 23),
.miso_mux = GPIO_MUX_C,
.mosi_mux = GPIO_MUX_D,
.clk_mux = GPIO_MUX_D,
.miso_pad = SPI_PAD_MISO_0,
.mosi_pad = SPI_PAD_MOSI_2_SCK_3,
.gclk_src = SAM0_GCLK_MAIN,
#ifdef MODULE_PERIPH_DMA
/* no DMA on SERCOM5 */
.tx_trigger = DMA_TRIGGER_DISABLED,
.rx_trigger = DMA_TRIGGER_DISABLED,
#endif
}
};