sf: winbond: Add support for W25PXX SPI flash
authorKuo-Jung Su <dantesu@faraday-tech.com>
Thu, 23 May 2013 15:09:49 +0000 (15:09 +0000)
committerJagannadha Sutradharudu Teki <jaganna@xilinx.com>
Tue, 28 May 2013 07:39:04 +0000 (13:09 +0530)
Add support for Winbond's W25PXX SPI flash.
These devices is used on Faraday A369 evaluation board.

Signed-off-by: Kuo-Jung Su <dantesu@faraday-tech.com>
CC: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
CC: Tom Rini <trini@ti.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
drivers/mtd/spi/winbond.c

index 3b39ba758952f6f7768a8184fbc053f46278704b..cb57ce04367034a66ca3150c78156e4284c66c63 100644 (file)
@@ -17,6 +17,21 @@ struct winbond_spi_flash_params {
 };
 
 static const struct winbond_spi_flash_params winbond_spi_flash_table[] = {
+       {
+               .id                     = 0x2014,
+               .nr_blocks              = 16,
+               .name                   = "W25P80",
+       },
+       {
+               .id                     = 0x2015,
+               .nr_blocks              = 32,
+               .name                   = "W25P16",
+       },
+       {
+               .id                     = 0x2016,
+               .nr_blocks              = 64,
+               .name                   = "W25P32",
+       },
        {
                .id                     = 0x3013,
                .nr_blocks              = 8,
@@ -109,7 +124,7 @@ struct spi_flash *spi_flash_probe_winbond(struct spi_slave *spi, u8 *idcode)
        }
 
        flash->page_size = 256;
-       flash->sector_size = 4096;
+       flash->sector_size = (idcode[1] == 0x20) ? 65536 : 4096;
        flash->size = 4096 * 16 * params->nr_blocks;
 
        return flash;