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authorJagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>2014-12-12 19:36:11 +0530
committerSimon Glass <sjg@chromium.org>2014-12-13 15:08:04 -0700
commit6dd6e90e13acc4014634d78fc469e7e82eefc255 (patch)
tree183eb7d1375c584563ad99d54b2a95a79afc5611 /drivers/mtd
parentf46f3f356f684a20d1ccb50c943536591a7697f3 (diff)
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sf: Fix look for the fastest read command
Few of the spi controllers are only supports array slow read which is quite different behaviour compared to others. So this fix on sf will correctly handle the slow read supported controllers. Signed-off-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/spi/sf_internal.h13
-rw-r--r--drivers/mtd/spi/sf_params.c102
-rw-r--r--drivers/mtd/spi/sf_probe.c1
3 files changed, 60 insertions, 56 deletions
diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h
index 5b7670c..e159f04 100644
--- a/drivers/mtd/spi/sf_internal.h
+++ b/drivers/mtd/spi/sf_internal.h
@@ -23,13 +23,16 @@ enum spi_dual_flash {
/* Enum list - Full read commands */
enum spi_read_cmds {
ARRAY_SLOW = 1 << 0,
- DUAL_OUTPUT_FAST = 1 << 1,
- DUAL_IO_FAST = 1 << 2,
- QUAD_OUTPUT_FAST = 1 << 3,
- QUAD_IO_FAST = 1 << 4,
+ ARRAY_FAST = 1 << 1,
+ DUAL_OUTPUT_FAST = 1 << 2,
+ DUAL_IO_FAST = 1 << 3,
+ QUAD_OUTPUT_FAST = 1 << 4,
+ QUAD_IO_FAST = 1 << 5,
};
-#define RD_EXTN (ARRAY_SLOW | DUAL_OUTPUT_FAST | DUAL_IO_FAST)
+/* Normal - Extended - Full command set */
+#define RD_NORM (ARRAY_SLOW | ARRAY_FAST)
+#define RD_EXTN (RD_NORM | DUAL_OUTPUT_FAST | DUAL_IO_FAST)
#define RD_FULL (RD_EXTN | QUAD_OUTPUT_FAST | QUAD_IO_FAST)
/* sf param flags */
diff --git a/drivers/mtd/spi/sf_params.c b/drivers/mtd/spi/sf_params.c
index 61545ca..0f1f837 100644
--- a/drivers/mtd/spi/sf_params.c
+++ b/drivers/mtd/spi/sf_params.c
@@ -15,42 +15,42 @@
/* SPI/QSPI flash device params structure */
const struct spi_flash_params spi_flash_params_table[] = {
#ifdef CONFIG_SPI_FLASH_ATMEL /* ATMEL */
- {"AT45DB011D", 0x1f2200, 0x0, 64 * 1024, 4, 0, SECT_4K},
- {"AT45DB021D", 0x1f2300, 0x0, 64 * 1024, 8, 0, SECT_4K},
- {"AT45DB041D", 0x1f2400, 0x0, 64 * 1024, 8, 0, SECT_4K},
- {"AT45DB081D", 0x1f2500, 0x0, 64 * 1024, 16, 0, SECT_4K},
- {"AT45DB161D", 0x1f2600, 0x0, 64 * 1024, 32, 0, SECT_4K},
- {"AT45DB321D", 0x1f2700, 0x0, 64 * 1024, 64, 0, SECT_4K},
- {"AT45DB641D", 0x1f2800, 0x0, 64 * 1024, 128, 0, SECT_4K},
- {"AT25DF321", 0x1f4701, 0x0, 64 * 1024, 64, 0, SECT_4K},
+ {"AT45DB011D", 0x1f2200, 0x0, 64 * 1024, 4, RD_NORM, SECT_4K},
+ {"AT45DB021D", 0x1f2300, 0x0, 64 * 1024, 8, RD_NORM, SECT_4K},
+ {"AT45DB041D", 0x1f2400, 0x0, 64 * 1024, 8, RD_NORM, SECT_4K},
+ {"AT45DB081D", 0x1f2500, 0x0, 64 * 1024, 16, RD_NORM, SECT_4K},
+ {"AT45DB161D", 0x1f2600, 0x0, 64 * 1024, 32, RD_NORM, SECT_4K},
+ {"AT45DB321D", 0x1f2700, 0x0, 64 * 1024, 64, RD_NORM, SECT_4K},
+ {"AT45DB641D", 0x1f2800, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
+ {"AT25DF321", 0x1f4701, 0x0, 64 * 1024, 64, RD_NORM, SECT_4K},
#endif
#ifdef CONFIG_SPI_FLASH_EON /* EON */
- {"EN25Q32B", 0x1c3016, 0x0, 64 * 1024, 64, 0, 0},
- {"EN25Q64", 0x1c3017, 0x0, 64 * 1024, 128, 0, SECT_4K},
- {"EN25Q128B", 0x1c3018, 0x0, 64 * 1024, 256, 0, 0},
- {"EN25S64", 0x1c3817, 0x0, 64 * 1024, 128, 0, 0},
+ {"EN25Q32B", 0x1c3016, 0x0, 64 * 1024, 64, RD_NORM, 0},
+ {"EN25Q64", 0x1c3017, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
+ {"EN25Q128B", 0x1c3018, 0x0, 64 * 1024, 256, RD_NORM, 0},
+ {"EN25S64", 0x1c3817, 0x0, 64 * 1024, 128, RD_NORM, 0},
#endif
#ifdef CONFIG_SPI_FLASH_GIGADEVICE /* GIGADEVICE */
- {"GD25Q64B", 0xc84017, 0x0, 64 * 1024, 128, 0, SECT_4K},
- {"GD25LQ32", 0xc86016, 0x0, 64 * 1024, 64, 0, SECT_4K},
+ {"GD25Q64B", 0xc84017, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
+ {"GD25LQ32", 0xc86016, 0x0, 64 * 1024, 64, RD_NORM, SECT_4K},
#endif
#ifdef CONFIG_SPI_FLASH_MACRONIX /* MACRONIX */
- {"MX25L2006E", 0xc22012, 0x0, 64 * 1024, 4, 0, 0},
- {"MX25L4005", 0xc22013, 0x0, 64 * 1024, 8, 0, 0},
- {"MX25L8005", 0xc22014, 0x0, 64 * 1024, 16, 0, 0},
- {"MX25L1605D", 0xc22015, 0x0, 64 * 1024, 32, 0, 0},
- {"MX25L3205D", 0xc22016, 0x0, 64 * 1024, 64, 0, 0},
- {"MX25L6405D", 0xc22017, 0x0, 64 * 1024, 128, 0, 0},
+ {"MX25L2006E", 0xc22012, 0x0, 64 * 1024, 4, RD_NORM, 0},
+ {"MX25L4005", 0xc22013, 0x0, 64 * 1024, 8, RD_NORM, 0},
+ {"MX25L8005", 0xc22014, 0x0, 64 * 1024, 16, RD_NORM, 0},
+ {"MX25L1605D", 0xc22015, 0x0, 64 * 1024, 32, RD_NORM, 0},
+ {"MX25L3205D", 0xc22016, 0x0, 64 * 1024, 64, RD_NORM, 0},
+ {"MX25L6405D", 0xc22017, 0x0, 64 * 1024, 128, RD_NORM, 0},
{"MX25L12805", 0xc22018, 0x0, 64 * 1024, 256, RD_FULL, WR_QPP},
{"MX25L25635F", 0xc22019, 0x0, 64 * 1024, 512, RD_FULL, WR_QPP},
{"MX25L51235F", 0xc2201a, 0x0, 64 * 1024, 1024, RD_FULL, WR_QPP},
{"MX25L12855E", 0xc22618, 0x0, 64 * 1024, 256, RD_FULL, WR_QPP},
#endif
#ifdef CONFIG_SPI_FLASH_SPANSION /* SPANSION */
- {"S25FL008A", 0x010213, 0x0, 64 * 1024, 16, 0, 0},
- {"S25FL016A", 0x010214, 0x0, 64 * 1024, 32, 0, 0},
- {"S25FL032A", 0x010215, 0x0, 64 * 1024, 64, 0, 0},
- {"S25FL064A", 0x010216, 0x0, 64 * 1024, 128, 0, 0},
+ {"S25FL008A", 0x010213, 0x0, 64 * 1024, 16, RD_NORM, 0},
+ {"S25FL016A", 0x010214, 0x0, 64 * 1024, 32, RD_NORM, 0},
+ {"S25FL032A", 0x010215, 0x0, 64 * 1024, 64, RD_NORM, 0},
+ {"S25FL064A", 0x010216, 0x0, 64 * 1024, 128, RD_NORM, 0},
{"S25FL128P_256K", 0x012018, 0x0300, 256 * 1024, 64, RD_FULL, WR_QPP},
{"S25FL128P_64K", 0x012018, 0x0301, 64 * 1024, 256, RD_FULL, WR_QPP},
{"S25FL032P", 0x010215, 0x4d00, 64 * 1024, 64, RD_FULL, WR_QPP},
@@ -64,17 +64,17 @@ const struct spi_flash_params spi_flash_params_table[] = {
{"S25FL512S_512K", 0x010220, 0x4f00, 256 * 1024, 256, RD_FULL, WR_QPP},
#endif
#ifdef CONFIG_SPI_FLASH_STMICRO /* STMICRO */
- {"M25P10", 0x202011, 0x0, 32 * 1024, 4, 0, 0},
- {"M25P20", 0x202012, 0x0, 64 * 1024, 4, 0, 0},
- {"M25P40", 0x202013, 0x0, 64 * 1024, 8, 0, 0},
- {"M25P80", 0x202014, 0x0, 64 * 1024, 16, 0, 0},
- {"M25P16", 0x202015, 0x0, 64 * 1024, 32, 0, 0},
- {"M25PE16", 0x208015, 0x1000, 64 * 1024, 32, 0, 0},
+ {"M25P10", 0x202011, 0x0, 32 * 1024, 4, RD_NORM, 0},
+ {"M25P20", 0x202012, 0x0, 64 * 1024, 4, RD_NORM, 0},
+ {"M25P40", 0x202013, 0x0, 64 * 1024, 8, RD_NORM, 0},
+ {"M25P80", 0x202014, 0x0, 64 * 1024, 16, RD_NORM, 0},
+ {"M25P16", 0x202015, 0x0, 64 * 1024, 32, RD_NORM, 0},
+ {"M25PE16", 0x208015, 0x1000, 64 * 1024, 32, RD_NORM, 0},
{"M25PX16", 0x207115, 0x1000, 64 * 1024, 32, RD_EXTN, 0},
- {"M25P32", 0x202016, 0x0, 64 * 1024, 64, 0, 0},
- {"M25P64", 0x202017, 0x0, 64 * 1024, 128, 0, 0},
- {"M25P128", 0x202018, 0x0, 256 * 1024, 64, 0, 0},
- {"M25PX64", 0x207117, 0x0, 64 * 1024, 128, 0, SECT_4K},
+ {"M25P32", 0x202016, 0x0, 64 * 1024, 64, RD_NORM, 0},
+ {"M25P64", 0x202017, 0x0, 64 * 1024, 128, RD_NORM, 0},
+ {"M25P128", 0x202018, 0x0, 256 * 1024, 64, RD_NORM, 0},
+ {"M25PX64", 0x207117, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
{"N25Q32", 0x20ba16, 0x0, 64 * 1024, 64, RD_FULL, WR_QPP | SECT_4K},
{"N25Q32A", 0x20bb16, 0x0, 64 * 1024, 64, RD_FULL, WR_QPP | SECT_4K},
{"N25Q64", 0x20ba17, 0x0, 64 * 1024, 128, RD_FULL, WR_QPP | SECT_4K},
@@ -89,25 +89,25 @@ const struct spi_flash_params spi_flash_params_table[] = {
{"N25Q1024A", 0x20bb21, 0x0, 64 * 1024, 2048, RD_FULL, WR_QPP | E_FSR | SECT_4K},
#endif
#ifdef CONFIG_SPI_FLASH_SST /* SST */
- {"SST25VF040B", 0xbf258d, 0x0, 64 * 1024, 8, 0, SECT_4K | SST_WP},
- {"SST25VF080B", 0xbf258e, 0x0, 64 * 1024, 16, 0, SECT_4K | SST_WP},
- {"SST25VF016B", 0xbf2541, 0x0, 64 * 1024, 32, 0, SECT_4K | SST_WP},
- {"SST25VF032B", 0xbf254a, 0x0, 64 * 1024, 64, 0, SECT_4K | SST_WP},
- {"SST25VF064C", 0xbf254b, 0x0, 64 * 1024, 128, 0, SECT_4K},
- {"SST25WF512", 0xbf2501, 0x0, 64 * 1024, 1, 0, SECT_4K | SST_WP},
- {"SST25WF010", 0xbf2502, 0x0, 64 * 1024, 2, 0, SECT_4K | SST_WP},
- {"SST25WF020", 0xbf2503, 0x0, 64 * 1024, 4, 0, SECT_4K | SST_WP},
- {"SST25WF040", 0xbf2504, 0x0, 64 * 1024, 8, 0, SECT_4K | SST_WP},
- {"SST25WF080", 0xbf2505, 0x0, 64 * 1024, 16, 0, SECT_4K | SST_WP},
+ {"SST25VF040B", 0xbf258d, 0x0, 64 * 1024, 8, RD_NORM, SECT_4K | SST_WP},
+ {"SST25VF080B", 0xbf258e, 0x0, 64 * 1024, 16, RD_NORM, SECT_4K | SST_WP},
+ {"SST25VF016B", 0xbf2541, 0x0, 64 * 1024, 32, RD_NORM, SECT_4K | SST_WP},
+ {"SST25VF032B", 0xbf254a, 0x0, 64 * 1024, 64, RD_NORM, SECT_4K | SST_WP},
+ {"SST25VF064C", 0xbf254b, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
+ {"SST25WF512", 0xbf2501, 0x0, 64 * 1024, 1, RD_NORM, SECT_4K | SST_WP},
+ {"SST25WF010", 0xbf2502, 0x0, 64 * 1024, 2, RD_NORM, SECT_4K | SST_WP},
+ {"SST25WF020", 0xbf2503, 0x0, 64 * 1024, 4, RD_NORM, SECT_4K | SST_WP},
+ {"SST25WF040", 0xbf2504, 0x0, 64 * 1024, 8, RD_NORM, SECT_4K | SST_WP},
+ {"SST25WF080", 0xbf2505, 0x0, 64 * 1024, 16, RD_NORM, SECT_4K | SST_WP},
#endif
#ifdef CONFIG_SPI_FLASH_WINBOND /* WINBOND */
- {"W25P80", 0xef2014, 0x0, 64 * 1024, 16, 0, 0},
- {"W25P16", 0xef2015, 0x0, 64 * 1024, 32, 0, 0},
- {"W25P32", 0xef2016, 0x0, 64 * 1024, 64, 0, 0},
- {"W25X40", 0xef3013, 0x0, 64 * 1024, 8, 0, SECT_4K},
- {"W25X16", 0xef3015, 0x0, 64 * 1024, 32, 0, SECT_4K},
- {"W25X32", 0xef3016, 0x0, 64 * 1024, 64, 0, SECT_4K},
- {"W25X64", 0xef3017, 0x0, 64 * 1024, 128, 0, SECT_4K},
+ {"W25P80", 0xef2014, 0x0, 64 * 1024, 16, RD_NORM, 0},
+ {"W25P16", 0xef2015, 0x0, 64 * 1024, 32, RD_NORM, 0},
+ {"W25P32", 0xef2016, 0x0, 64 * 1024, 64, RD_NORM, 0},
+ {"W25X40", 0xef3013, 0x0, 64 * 1024, 8, RD_NORM, SECT_4K},
+ {"W25X16", 0xef3015, 0x0, 64 * 1024, 32, RD_NORM, SECT_4K},
+ {"W25X32", 0xef3016, 0x0, 64 * 1024, 64, RD_NORM, SECT_4K},
+ {"W25X64", 0xef3017, 0x0, 64 * 1024, 128, RD_NORM, SECT_4K},
{"W25Q80BL", 0xef4014, 0x0, 64 * 1024, 16, RD_FULL, WR_QPP | SECT_4K},
{"W25Q16CL", 0xef4015, 0x0, 64 * 1024, 32, RD_FULL, WR_QPP | SECT_4K},
{"W25Q32BV", 0xef4016, 0x0, 64 * 1024, 64, RD_FULL, WR_QPP | SECT_4K},
diff --git a/drivers/mtd/spi/sf_probe.c b/drivers/mtd/spi/sf_probe.c
index 2636426..7cde4c0 100644
--- a/drivers/mtd/spi/sf_probe.c
+++ b/drivers/mtd/spi/sf_probe.c
@@ -24,6 +24,7 @@ DECLARE_GLOBAL_DATA_PTR;
/* Read commands array */
static u8 spi_read_cmds_array[] = {
CMD_READ_ARRAY_SLOW,
+ CMD_READ_ARRAY_FAST,
CMD_READ_DUAL_OUTPUT_FAST,
CMD_READ_DUAL_IO_FAST,
CMD_READ_QUAD_OUTPUT_FAST,