@ -118,6 +118,41 @@ struct dm_spi_flash_ops {
# define sf_get_ops(dev) ((struct dm_spi_flash_ops *)(dev)->driver->ops)
# ifdef CONFIG_DM_SPI_FLASH
/**
* spi_flash_read_dm ( ) - Read data from SPI flash
*
* @ dev : SPI flash device
* @ offset : Offset into device in bytes to read from
* @ len : Number of bytes to read
* @ buf : Buffer to put the data that is read
* @ return 0 if OK , - ve on error
*/
int spi_flash_read_dm ( struct udevice * dev , u32 offset , size_t len , void * buf ) ;
/**
* spi_flash_write_dm ( ) - Write data to SPI flash
*
* @ dev : SPI flash device
* @ offset : Offset into device in bytes to write to
* @ len : Number of bytes to write
* @ buf : Buffer containing bytes to write
* @ return 0 if OK , - ve on error
*/
int spi_flash_write_dm ( struct udevice * dev , u32 offset , size_t len ,
const void * buf ) ;
/**
* spi_flash_erase_dm ( ) - Erase blocks of the SPI flash
*
* Note that @ len must be a muiltiple of the flash sector size .
*
* @ dev : SPI flash device
* @ offset : Offset into device in bytes to start erasing
* @ len : Number of bytes to erase
* @ return 0 if OK , - ve on error
*/
int spi_flash_erase_dm ( struct udevice * dev , u32 offset , size_t len ) ;
int spi_flash_probe_bus_cs ( unsigned int busnum , unsigned int cs ,
unsigned int max_hz , unsigned int spi_mode ,
struct udevice * * devp ) ;
@ -132,21 +167,21 @@ void spi_flash_free(struct spi_flash *flash);
int spi_flash_remove ( struct udevice * flash ) ;
static inline int spi_flash_read ( struct spi_flash * flash , u32 offset ,
size_t len , void * buf )
size_t len , void * buf )
{
return sf_get_ops ( flash - > dev ) - > read ( flash - > dev , offset , len , buf ) ;
return spi_flash_read_dm ( flash - > dev , offset , len , buf ) ;
}
static inline int spi_flash_write ( struct spi_flash * flash , u32 offset ,
size_t len , const void * buf )
size_t len , const void * buf )
{
return sf_get_ops ( flash - > dev ) - > write ( flash - > dev , offset , len , buf ) ;
return spi_flash_write_dm ( flash - > dev , offset , len , buf ) ;
}
static inline int spi_flash_erase ( struct spi_flash * flash , u32 offset ,
size_t len )
size_t len )
{
return sf_get_ops ( flash - > dev ) - > erase ( flash - > dev , offset , len ) ;
return spi_flash_erase_dm ( flash - > dev , offset , len ) ;
}
struct sandbox_state ;