code layout

1 files changed, 21 insertions, 0 deletions

diff --git a/fw/fe310/eos/dev/spi.h b/fw/fe310/eos/dev/spi.h
new file mode 100644
index 0000000..c899e83
--- /dev/null
+++ b/fw/fe310/eos/dev/spi.h
@@ -0,0 +1,21 @@
+#include <stdint.h>
+
+#define EOS_SPI_DEV_NET         0
+#define EOS_SPI_DEV_EVE         1
+#define EOS_SPI_DEV_SDC         2
+#define EOS_SPI_DEV_CAM         3
+#define EOS_SPI_DEV_LCD         4
+
+int eos_spi_dev_init(uint8_t wakeup_cause);
+int eos_spi_select(unsigned char dev);
+int eos_spi_deselect(void);
+void eos_spi_dev_configure(unsigned char dev);
+
+uint8_t eos_spi_dev(void);
+uint16_t eos_spi_div(unsigned char dev);
+uint8_t eos_spi_csid(unsigned char dev);
+uint8_t eos_spi_cspin(unsigned char dev);
+
+void eos_spi_lock(void);
+void eos_spi_unlock(void);
+void eos_spi_set_div(unsigned char dev, uint16_t div);