h3n3/klipper
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

rp2040: implement SPI

Browse Source 
This implements SPI for the rp2040 target. All output groupings of both
SPI blocks are available for use.

Signed-off-by: Lasse Dalegaard <dalegaard@gmail.com>
This commit is contained in:
Lasse Dalegaard
2021-07-15 16:36:42 +02:00
committed by KevinOConnor
parent 4cf25c714a
commit 84523f2811
4 changed files with 121 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
src/rp2040/gpio.h
View File

@@ -35,4 +35,13 @@ uint32_t gpio_adc_sample(struct gpio_adc g);
uint16_t gpio_adc_read(struct gpio_adc g);
void gpio_adc_cancel_sample(struct gpio_adc g);
struct spi_config {
void *spi;
uint32_t cr0, cpsr;
};
struct spi_config spi_setup(uint32_t bus, uint8_t mode, uint32_t rate);
void spi_prepare(struct spi_config config);
void spi_transfer(struct spi_config config, uint8_t receive_data
, uint8_t len, uint8_t *data);
#endif // gpio.h