diff options
| author | Jagannadha Sutradharudu Teki <jaganna@xilinx.com> | 2013-10-02 19:36:58 +0530 |
|---|---|---|
| committer | Jagannadha Sutradharudu Teki <jaganna@xilinx.com> | 2013-10-07 17:55:45 +0530 |
| commit | f4f51a8ff894d34eb332f0d11f6c73c7bf509848 (patch) | |
| tree | 1aecd828a6cba2041187bd8355d808d1998a3edb /include | |
| parent | 54024c15668ec5e8c261536e9bbc9d22dd01f3e6 (diff) | |
sf: probe: Add support for erase sector selection flag
SECT_4K, SECT_32K and SECT_64K opeartions are performed to
to specific flash by adding a SECT* flag on respective
spi_flash_params.flag param.
Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/spi_flash.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/include/spi_flash.h b/include/spi_flash.h index de262ed12d..0d40e6c975 100644 --- a/include/spi_flash.h +++ b/include/spi_flash.h @@ -17,6 +17,10 @@ #include <linux/types.h> #include <linux/compiler.h> +/* SECT flags */ +#define SECT_4K (1 << 1) +#define SECT_32K (1 << 2) + /* SST specific macros */ #ifdef CONFIG_SPI_FLASH_SST # define SST_WP 0x01 /* Supports AAI word program */ @@ -33,8 +37,10 @@ struct spi_flash { u32 size; /* Write (page) size */ u32 page_size; - /* Erase (sector) size */ + /* Sector size */ u32 sector_size; + /* Erase size */ + u32 erase_size; #ifdef CONFIG_SPI_FLASH_BAR /* Bank read cmd */ u8 bank_read_cmd; @@ -45,6 +51,8 @@ struct spi_flash { #endif /* Poll cmd - for flash erase/program */ u8 poll_cmd; + /* Erase cmd 4K, 32K, 64K */ + u8 erase_cmd; void *memory_map; /* Address of read-only SPI flash access */ int (*read)(struct spi_flash *flash, u32 offset, |