[U-Boot] [PATCH v4 21/36] sf: probe: Add support for S25FL256S_256K

Jagannadha Sutradharudu Teki jagannadha.sutradharudu-teki at xilinx.com
Tue Sep 24 20:19:58 CEST 2013


Add support for Spansion S25FL256S_256K SPI flash.

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna at xilinx.com>
---
Changes for v4:
        - none
Changes for v3:
        - none
Changes for v2:
        - none

 drivers/mtd/spi/spi_flash_probe.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/spi/spi_flash_probe.c b/drivers/mtd/spi/spi_flash_probe.c
index 9b2c755..b206c37 100644
--- a/drivers/mtd/spi/spi_flash_probe.c
+++ b/drivers/mtd/spi/spi_flash_probe.c
@@ -75,6 +75,7 @@ static const struct spi_flash_params spi_flash_params_table[] = {
 	{"S25FL032P",	   0x010215, 0x4d00,    64 * 1024,    64,	             0},
 	{"S25FL064P",	   0x010216, 0x4d00,    64 * 1024,   128,	             0},
 	{"S25FL128S_64K",  0x012018, 0x4d01,    64 * 1024,   256,		     0},
+	{"S25FL256S_256K", 0x010219, 0x4d00,    64 * 1024,   512,	             0},
 	{"S25FL256S_64K",  0x010219, 0x4d01,    64 * 1024,   512,	             0},
 	{"S25FL512S_64K",  0x010220, 0x4d01,    64 * 1024,  1024,	             0},
 #endif
@@ -195,7 +196,7 @@ struct spi_flash *spi_flash_validate_ids(struct spi_slave *spi, u8 *idcode)
 	flash->read = spi_flash_cmd_read_fast;
 
 	/* Compute the flash size */
-	flash->page_size = 256;
+	flash->page_size = (ext_jedec == 0x4d00) ? 512 : 256;
 	flash->sector_size = params->sector_size;
 	flash->size = flash->sector_size * params->nr_sectors;
 
-- 
1.8.3




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