diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/amd-spi/files/spi_amd.h')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/amd-spi/files/spi_amd.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/amd-spi/files/spi_amd.h b/meta-amd-bsp/recipes-kernel/amd-spi/files/spi_amd.h new file mode 100644 index 00000000..ec58b9a8 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/amd-spi/files/spi_amd.h @@ -0,0 +1,28 @@ +#ifndef SPI_AMD_H +#define SPI_AMD_H + +#define DRIVER_NAME "spi_amd" +#define SPI_VERSION "1.0" + +#define AMD_SPI_CTRL0_REG 0x00 + #define AMD_SPI_EXEC_CMD (0x1 << 16) + #define AMD_SPI_OPCODE_MASK 0xFF + #define AMD_SPI_FIFO_CLEAR (0x1 << 20) + #define AMD_SPI_BUSY (0x1 << 31) +#define AMD_SPI_ALT_CS_REG 0x1D + #define AMD_SPI_ALT_CS_MASK 0x3 +#define AMD_SPI_FIFO_BASE 0x80 +#define AMD_SPI_TX_COUNT_REG 0x48 +#define AMD_SPI_RX_COUNT_REG 0x4B +#define AMD_SPI_STATUS_REG 0x4C + +#define AMD_PCI_LPC_SPI_BASE_ADDR_REG 0xA0 +#define AMD_SPI_BASE_ADDR_MASK ~0x3F +#define AMD_SPI_MEM_SIZE 200 + +#define PCI_DEVICE_ID_AMD_LPC_BRIDGE 0x790E + +#define TRANSMIT 1 +#define RECEIVE 2 + +#endif /* SPI_AMD_H */ |