diff options
Diffstat (limited to 'drivers/mtd/spi/spi_flash.c')
-rw-r--r-- | drivers/mtd/spi/spi_flash.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c index 00aece9..17f3d3c 100644 --- a/drivers/mtd/spi/spi_flash.c +++ b/drivers/mtd/spi/spi_flash.c @@ -401,6 +401,31 @@ err_claim_bus: return NULL; } +void *spi_flash_do_alloc(int offset, int size, struct spi_slave *spi, + const char *name) +{ + struct spi_flash *flash; + void *ptr; + + ptr = malloc(size); + if (!ptr) { + debug("SF: Failed to allocate memory\n"); + return NULL; + } + memset(ptr, '\0', size); + flash = (struct spi_flash *)(ptr + offset); + + /* Set up some basic fields - caller will sort out sizes */ + flash->spi = spi; + flash->name = name; + + flash->read = spi_flash_cmd_read_fast; + flash->write = spi_flash_cmd_write_multi; + flash->erase = spi_flash_cmd_erase; + + return flash; +} + void spi_flash_free(struct spi_flash *flash) { spi_free_slave(flash->spi); |