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boards/common/arduino-zero: Add Arudino SPI mapping #20884

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Oct 1, 2024
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boards/common/arduino-zero: Add Arudino SPI mapping #20884

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14 changes: 14 additions & 0 deletions boards/common/arduino-zero/include/arduino_iomap.h
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Original file line number Diff line number Diff line change
Expand Up @@ -139,6 +139,20 @@ extern "C" {
#define ARDUINO_PIN_9_PWM_CHAN 1
/** @} */

/**
* @name Arduino's SPI buses
* @{
*/
/**
* @brief SPI_DEV(0) is connected to the ISP
*/
#define ARDUINO_SPI_ISP SPI_DEV(0)
/**
* @brief SPI_DEV(1) is connected to D11/D12/D13
*/
#define ARDUINO_SPI_D11D12D13 SPI_DEV(1)
/** @} */

#ifdef __cplusplus
}
#endif
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12 changes: 12 additions & 0 deletions boards/common/arduino-zero/include/periph_conf.h
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Original file line number Diff line number Diff line change
Expand Up @@ -127,8 +127,8 @@
static const uart_conf_t uart_config[] = {
{
.dev = &SERCOM5->USART,
.rx_pin = GPIO_PIN(PB,23),

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.tx_pin = GPIO_PIN(PB,22),

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#ifdef MODULE_PERIPH_UART_HW_FC
.rts_pin = GPIO_UNDEF,
.cts_pin = GPIO_UNDEF,
Expand All @@ -141,8 +141,8 @@
},
{
.dev = &SERCOM0->USART,
.rx_pin = GPIO_PIN(PA,11),

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.tx_pin = GPIO_PIN(PA,10),

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#ifdef MODULE_PERIPH_UART_HW_FC
.rts_pin = GPIO_UNDEF,
.cts_pin = GPIO_UNDEF,
Expand Down Expand Up @@ -241,6 +241,18 @@
.miso_pad = SPI_PAD_MISO_0,
.mosi_pad = SPI_PAD_MOSI_2_SCK_3,
.gclk_src = SAM0_GCLK_MAIN,
},
{
.dev = &SERCOM1->SPI,
.miso_pin = GPIO_PIN(PA, 19),
.mosi_pin = GPIO_PIN(PA, 16),
.clk_pin = GPIO_PIN(PA, 17),
.miso_mux = GPIO_MUX_C,
.mosi_mux = GPIO_MUX_C,
.clk_mux = GPIO_MUX_C,
.miso_pad = SPI_PAD_MISO_3,
.mosi_pad = SPI_PAD_MOSI_0_SCK_1,
.gclk_src = SAM0_GCLK_MAIN,
}
};

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