pico_spi.h

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/***************************************************************************/
#ifndef _PICO_SPI_H_
#define _PICO_SPI_H_
 
/******************************************************************************/
/***************************** Include Files **********************************/
/******************************************************************************/
 
#include "no_os_spi.h"
#include "hardware/spi.h"
 
/******************************************************************************/
/*************************** Types Declarations *******************************/
/******************************************************************************/
 
enum spi_tx_gp {
    /* SPI0 available configurations */
    SPI0_TX_GP3 = 3,
    SPI0_TX_GP7 = 7,
    SPI0_TX_GP19 = 19,
    /* SPI1 available configurations */
    SPI1_TX_GP11 = 11,
    SPI1_TX_GP15 = 15,
};
 
enum spi_rx_gp {
    /* SPI0 available configurations */
    SPI0_RX_GP0 = 0,
    SPI0_RX_GP4 = 4,
    SPI0_RX_GP16 = 16,
    /* SPI1 available configurations */
    SPI1_RX_GP8 = 8,
    SPI1_RX_GP12 = 12,
};
 
enum spi_sck_gp {
    /* SPI0 available configurations */
    SPI0_SCK_GP2 = 2,
    SPI0_SCK_GP6 = 6,
    SPI0_SCK_GP18 = 18,
    /* SPI1 available configurations */
    SPI1_SCK_GP10 = 10,
    SPI1_SCK_GP14 = 14,
};
 
enum spi_cs_gp {
    /* SPI0 available configurations */
    SPI0_CS_GP1 = 1,
    SPI0_CS_GP5 = 5,
    SPI0_CS_GP17 = 17,
    /* SPI1 available configurations */
    SPI1_CS_GP9 = 9,
    SPI1_CS_GP13 = 13,
};
 
struct pico_spi_desc {
    spi_inst_t *spi_instance;
    enum spi_tx_gp spi_tx_pin;
    enum spi_rx_gp spi_rx_pin;
    enum spi_sck_gp spi_sck_pin;
    enum spi_cs_gp spi_cs_pin;
};
 
struct pico_spi_init_param {
    enum spi_tx_gp spi_tx_pin;
    enum spi_rx_gp spi_rx_pin;
    enum spi_sck_gp spi_sck_pin;
    enum spi_cs_gp spi_cs_pin;
};
 
extern const struct no_os_spi_platform_ops pico_spi_ops;
 
#endif // _PICO_SPI_H_