[U-Boot] [PATCH v2] sf: winbond: Add support for W25PXX SPI flash

Kuo-Jung Su dantesu at gmail.com
Fri May 24 03:09:49 CEST 2013


From: Kuo-Jung Su <dantesu at faraday-tech.com>

Add support for Winbond's W25PXX SPI flash.
These devices is used on Faraday A369 evaluation board.

Signed-off-by: Kuo-Jung Su <dantesu at faraday-tech.com>
CC: Jagan Teki <jagannadh.teki at gmail.com>
CC: Tom Rini <trini at ti.com>
---
Changes for v2:
   - Update commit message header
   - Add commit message body

 drivers/mtd/spi/winbond.c |   17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/spi/winbond.c b/drivers/mtd/spi/winbond.c
index 2716209..2a27837 100644
--- a/drivers/mtd/spi/winbond.c
+++ b/drivers/mtd/spi/winbond.c
@@ -18,6 +18,21 @@ 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,
 		.name			= "W25X40",
@@ -104,7 +119,7 @@ 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;
-- 
1.7.9.5



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