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authorWojtek Skulski <skulski@pas.rochester.edu>2010-12-07 01:07:45 -0500
committerMike Frysinger <vapier@gentoo.org>2010-12-17 08:53:55 -0500
commit93eab86bfdcd0104ed255333aea8bcb52c0d394c (patch)
tree746172dbb4e5884f230b97bb2aeb5b326b42db47 /drivers/mtd
parentd1d9065647a25fa8267214ec499fda2441084c7a (diff)
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sf: winbond: add support for W25Q16/32/128 parts
While we're here, cut out the useless id defines too. Signed-off-by: Wojtek Skulski <skulski@pas.rochester.edu> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/spi/winbond.c39
1 files changed, 29 insertions, 10 deletions
diff --git a/drivers/mtd/spi/winbond.c b/drivers/mtd/spi/winbond.c
index de3aeb8..4452355 100644
--- a/drivers/mtd/spi/winbond.c
+++ b/drivers/mtd/spi/winbond.c
@@ -24,11 +24,6 @@
#define CMD_W25_DP 0xb9 /* Deep Power-down */
#define CMD_W25_RES 0xab /* Release from DP, and Read Signature */
-#define WINBOND_ID_W25X16 0x3015
-#define WINBOND_ID_W25X32 0x3016
-#define WINBOND_ID_W25X64 0x3017
-#define WINBOND_ID_W25Q64 0x4017
-
#define WINBOND_SR_WIP (1 << 0) /* Write-in-Progress */
struct winbond_spi_flash_params {
@@ -37,7 +32,7 @@ struct winbond_spi_flash_params {
uint8_t l2_page_size;
uint16_t pages_per_sector;
uint16_t sectors_per_block;
- uint8_t nr_blocks;
+ uint16_t nr_blocks;
const char *name;
};
@@ -55,7 +50,7 @@ to_winbond_spi_flash(struct spi_flash *flash)
static const struct winbond_spi_flash_params winbond_spi_flash_table[] = {
{
- .id = WINBOND_ID_W25X16,
+ .id = 0x3015,
.l2_page_size = 8,
.pages_per_sector = 16,
.sectors_per_block = 16,
@@ -63,7 +58,7 @@ static const struct winbond_spi_flash_params winbond_spi_flash_table[] = {
.name = "W25X16",
},
{
- .id = WINBOND_ID_W25X32,
+ .id = 0x3016,
.l2_page_size = 8,
.pages_per_sector = 16,
.sectors_per_block = 16,
@@ -71,7 +66,7 @@ static const struct winbond_spi_flash_params winbond_spi_flash_table[] = {
.name = "W25X32",
},
{
- .id = WINBOND_ID_W25X64,
+ .id = 0x3017,
.l2_page_size = 8,
.pages_per_sector = 16,
.sectors_per_block = 16,
@@ -79,13 +74,37 @@ static const struct winbond_spi_flash_params winbond_spi_flash_table[] = {
.name = "W25X64",
},
{
- .id = WINBOND_ID_W25Q64,
+ .id = 0x4015,
+ .l2_page_size = 8,
+ .pages_per_sector = 16,
+ .sectors_per_block = 16,
+ .nr_blocks = 32,
+ .name = "W25Q16",
+ },
+ {
+ .id = 0x4016,
+ .l2_page_size = 8,
+ .pages_per_sector = 16,
+ .sectors_per_block = 16,
+ .nr_blocks = 64,
+ .name = "W25Q32",
+ },
+ {
+ .id = 0x4017,
.l2_page_size = 8,
.pages_per_sector = 16,
.sectors_per_block = 16,
.nr_blocks = 128,
.name = "W25Q64",
},
+ {
+ .id = 0x4018,
+ .l2_page_size = 8,
+ .pages_per_sector = 16,
+ .sectors_per_block = 16,
+ .nr_blocks = 256,
+ .name = "W25Q128",
+ },
};
static int winbond_wait_ready(struct spi_flash *flash, unsigned long timeout)