diff options
| author | Jagannadha Sutradharudu Teki <jaganna@xilinx.com> | 2013-10-02 19:34:53 +0530 |
|---|---|---|
| committer | Jagannadha Sutradharudu Teki <jaganna@xilinx.com> | 2013-10-07 17:55:44 +0530 |
| commit | 10ca45d005a96e810b5a225b08135fc24da62ee9 (patch) | |
| tree | ddf3ca44cc5aa8e4737f1d6b36b6837195fc7faf /include/spi_flash.h | |
| parent | b7797422e3c749a323a703e90004656b288a5dca (diff) | |
sf: probe: Add support for SST_WP
Most of the SST flashes needs to write up using SST_WP, AAI
Word Program, so added a flag param on spi_flash_params table.
SST flashes, which supports SST_WP need to use a WP write
sst_write_wp instead of common flash write.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
Diffstat (limited to 'include/spi_flash.h')
| -rw-r--r-- | include/spi_flash.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/spi_flash.h b/include/spi_flash.h index bfc59aa7011..de262ed12d0 100644 --- a/include/spi_flash.h +++ b/include/spi_flash.h @@ -17,6 +17,13 @@ #include <linux/types.h> #include <linux/compiler.h> +/* SST specific macros */ +#ifdef CONFIG_SPI_FLASH_SST +# define SST_WP 0x01 /* Supports AAI word program */ +# define CMD_SST_BP 0x02 /* Byte Program */ +# define CMD_SST_AAI_WP 0xAD /* Auto Address Incr Word Program */ +#endif + struct spi_flash { struct spi_slave *spi; |