diff options
Diffstat (limited to 'drivers/spi/spi-dw.h')
| -rw-r--r-- | drivers/spi/spi-dw.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/spi/spi-dw.h b/drivers/spi/spi-dw.h index 66ef35dd8b6e..b11fc873c3a7 100644 --- a/drivers/spi/spi-dw.h +++ b/drivers/spi/spi-dw.h @@ -2,6 +2,7 @@ #ifndef DW_SPI_HEADER_H #define DW_SPI_HEADER_H +#include <linux/bits.h> #include <linux/completion.h> #include <linux/debugfs.h> #include <linux/irqreturn.h> @@ -98,6 +99,9 @@ enum dw_ssi_type { SSI_NS_MICROWIRE, }; +/* DW SPI capabilities */ +#define DW_SPI_CAP_CS_OVERRIDE BIT(0) + struct dw_spi; struct dw_spi_dma_ops { int (*dma_init)(struct device *dev, struct dw_spi *dws); @@ -118,7 +122,8 @@ struct dw_spi { u32 fifo_len; /* depth of the FIFO buffer */ u32 max_freq; /* max bus freq supported */ - int cs_override; + u32 caps; /* DW SPI capabilities */ + u32 reg_io_width; /* DR I/O width in bytes */ u16 bus_num; u16 num_cs; /* supported slave numbers */ |