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path: root/drivers/mtd/spi/stmicro.c
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Diffstat (limited to 'drivers/mtd/spi/stmicro.c')
-rw-r--r--drivers/mtd/spi/stmicro.c37
1 files changed, 12 insertions, 25 deletions
diff --git a/drivers/mtd/spi/stmicro.c b/drivers/mtd/spi/stmicro.c
index 8106e7c..9a9d3d4 100644
--- a/drivers/mtd/spi/stmicro.c
+++ b/drivers/mtd/spi/stmicro.c
@@ -63,18 +63,6 @@ struct stmicro_spi_flash_params {
const char *name;
};
-/* spi_flash needs to be first so upper layers can free() it */
-struct stmicro_spi_flash {
- struct spi_flash flash;
- const struct stmicro_spi_flash_params *params;
-};
-
-static inline struct stmicro_spi_flash *to_stmicro_spi_flash(struct spi_flash
- *flash)
-{
- return container_of(flash, struct stmicro_spi_flash, flash);
-}
-
static const struct stmicro_spi_flash_params stmicro_spi_flash_table[] = {
{
.idcode1 = STM_ID_M25P10,
@@ -142,7 +130,7 @@ static int stmicro_erase(struct spi_flash *flash, u32 offset, size_t len)
struct spi_flash *spi_flash_probe_stmicro(struct spi_slave *spi, u8 * idcode)
{
const struct stmicro_spi_flash_params *params;
- struct stmicro_spi_flash *stm;
+ struct spi_flash *flash;
unsigned int i;
if (idcode[0] == 0xff) {
@@ -170,22 +158,21 @@ struct spi_flash *spi_flash_probe_stmicro(struct spi_slave *spi, u8 * idcode)
return NULL;
}
- stm = malloc(sizeof(struct stmicro_spi_flash));
- if (!stm) {
+ flash = malloc(sizeof(*flash));
+ if (!flash) {
debug("SF: Failed to allocate memory\n");
return NULL;
}
- stm->params = params;
- stm->flash.spi = spi;
- stm->flash.name = params->name;
+ flash->spi = spi;
+ flash->name = params->name;
- stm->flash.write = spi_flash_cmd_write_multi;
- stm->flash.erase = stmicro_erase;
- stm->flash.read = spi_flash_cmd_read_fast;
- stm->flash.page_size = params->page_size;
- stm->flash.sector_size = params->page_size * params->pages_per_sector;
- stm->flash.size = stm->flash.sector_size * params->nr_sectors;
+ flash->write = spi_flash_cmd_write_multi;
+ flash->erase = stmicro_erase;
+ flash->read = spi_flash_cmd_read_fast;
+ flash->page_size = params->page_size;
+ flash->sector_size = params->page_size * params->pages_per_sector;
+ flash->size = flash->sector_size * params->nr_sectors;
- return &stm->flash;
+ return flash;
}