summaryrefslogtreecommitdiff
path: root/drivers/mtd/spi/spi_flash_internal.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mtd/spi/spi_flash_internal.h')
-rw-r--r--drivers/mtd/spi/spi_flash_internal.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/mtd/spi/spi_flash_internal.h b/drivers/mtd/spi/spi_flash_internal.h
index fc109cef53..6665bed199 100644
--- a/drivers/mtd/spi/spi_flash_internal.h
+++ b/drivers/mtd/spi/spi_flash_internal.h
@@ -46,6 +46,14 @@ int spi_flash_cmd_write(struct spi_slave *spi, const u8 *cmd, size_t cmd_len,
const void *data, size_t data_len);
/*
+ * Enable writing on the SPI flash.
+ */
+static inline int spi_flash_cmd_write_enable(struct spi_flash *flash)
+{
+ return spi_flash_cmd(flash->spi, CMD_WRITE_ENABLE, NULL, 0);
+}
+
+/*
* Same as spi_flash_cmd_read() except it also claims/releases the SPI
* bus. Used as common part of the ->read() operation.
*/