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rp2/machine_spi: Allow boards to configure SPI pins using new macros.

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Mike Causer 2021-07-09 11:07:37 +10:00 committed by Damien George
parent 79da7757cc
commit cc77b30639
1 changed files with 14 additions and 8 deletions
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22
ports/rp2/machine_spi.c
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@ -38,12 +38,18 @@
#define DEFAULT_SPI_PHASE (0) #define DEFAULT_SPI_PHASE (0)
#define DEFAULT_SPI_BITS (8) #define DEFAULT_SPI_BITS (8)
#define DEFAULT_SPI_FIRSTBIT (SPI_MSB_FIRST) #define DEFAULT_SPI_FIRSTBIT (SPI_MSB_FIRST)
#define DEFAULT_SPI0_SCK (6)
#define DEFAULT_SPI0_MOSI (7) #ifndef MICROPY_HW_SPI0_SCK
#define DEFAULT_SPI0_MISO (4) #define MICROPY_HW_SPI0_SCK (6)
#define DEFAULT_SPI1_SCK (10) #define MICROPY_HW_SPI0_MOSI (7)
#define DEFAULT_SPI1_MOSI (11) #define MICROPY_HW_SPI0_MISO (4)
#define DEFAULT_SPI1_MISO (8) #endif
#ifndef MICROPY_HW_SPI1_SCK
#define MICROPY_HW_SPI1_SCK (10)
#define MICROPY_HW_SPI1_MOSI (11)
#define MICROPY_HW_SPI1_MISO (8)
#endif
#define IS_VALID_PERIPH(spi, pin) ((((pin) & 8) >> 3) == (spi)) #define IS_VALID_PERIPH(spi, pin) ((((pin) & 8) >> 3) == (spi))
#define IS_VALID_SCK(spi, pin) (((pin) & 3) == 2 && IS_VALID_PERIPH(spi, pin)) #define IS_VALID_SCK(spi, pin) (((pin) & 3) == 2 && IS_VALID_PERIPH(spi, pin))
@ -68,13 +74,13 @@ STATIC machine_spi_obj_t machine_spi_obj[] = {
{ {
{&machine_spi_type}, spi0, 0, {&machine_spi_type}, spi0, 0,
DEFAULT_SPI_POLARITY, DEFAULT_SPI_PHASE, DEFAULT_SPI_BITS, DEFAULT_SPI_FIRSTBIT, DEFAULT_SPI_POLARITY, DEFAULT_SPI_PHASE, DEFAULT_SPI_BITS, DEFAULT_SPI_FIRSTBIT,
DEFAULT_SPI0_SCK, DEFAULT_SPI0_MOSI, DEFAULT_SPI0_MISO, MICROPY_HW_SPI0_SCK, MICROPY_HW_SPI0_MOSI, MICROPY_HW_SPI0_MISO,
0, 0,
}, },
{ {
{&machine_spi_type}, spi1, 1, {&machine_spi_type}, spi1, 1,
DEFAULT_SPI_POLARITY, DEFAULT_SPI_PHASE, DEFAULT_SPI_BITS, DEFAULT_SPI_FIRSTBIT, DEFAULT_SPI_POLARITY, DEFAULT_SPI_PHASE, DEFAULT_SPI_BITS, DEFAULT_SPI_FIRSTBIT,
DEFAULT_SPI1_SCK, DEFAULT_SPI1_MOSI, DEFAULT_SPI1_MISO, MICROPY_HW_SPI1_SCK, MICROPY_HW_SPI1_MOSI, MICROPY_HW_SPI1_MISO,
0, 0,
}, },
}; };