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mtd: spi-nor: spansion: convert USE_CLSR to a manufacturer flag 

Now that all functions using that flag are local to the spansion module,
we can convert the flag to a manufacturer one.

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Tested-by: Pratyush Yadav <p.yadav@ti.com> # on mt35xu512aba, s28hs512t
Reviewed-by: Pratyush Yadav <p.yadav@ti.com>
Link: https://lore.kernel.org/r/20220223134358.1914798-30-michael@walle.cc
This commit is contained in:
Michael Walle 2022-02-23 14:43:55 +01:00 committed by Tudor Ambarus
parent 837d5181be
commit 51c55506a7
3 changed files with 42 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/mtd/spi-nor/core.c
View File

@ -2447,9 +2447,6 @@ static void spi_nor_init_flags(struct spi_nor *nor)
if (flags & NO_CHIP_ERASE)
nor->flags |= SNOR_F_NO_OP_CHIP_ERASE;
if (flags & USE_CLSR)
nor->flags |= SNOR_F_USE_CLSR;
}
/**

3
drivers/mtd/spi-nor/core.h
View File

@ -14,7 +14,6 @@
enum spi_nor_option_flags {
SNOR_F_HAS_SR_TB = BIT(1),
SNOR_F_NO_OP_CHIP_ERASE = BIT(2),
SNOR_F_USE_CLSR = BIT(4),
SNOR_F_BROKEN_RESET = BIT(5),
SNOR_F_4B_OPCODES = BIT(6),
SNOR_F_HAS_4BAIT = BIT(7),
@ -347,7 +346,6 @@ struct spi_nor_fixups {
* SPI_NOR_NO_ERASE: no erase command needed.
* NO_CHIP_ERASE: chip does not support chip erase.
* SPI_NOR_NO_FR: can't do fastread.
* USE_CLSR: use CLSR command.
*
* @no_sfdp_flags: flags that indicate support that can be discovered via SFDP.
* Used when SFDP tables are not defined in the flash. These
@ -398,7 +396,6 @@ struct flash_info {
#define SPI_NOR_NO_ERASE BIT(6)
#define NO_CHIP_ERASE BIT(7)
#define SPI_NOR_NO_FR BIT(8)
#define USE_CLSR BIT(9)
u8 no_sfdp_flags;
#define SPI_NOR_SKIP_SFDP BIT(0)

71
drivers/mtd/spi-nor/spansion.c
View File

@ -8,6 +8,9 @@
#include "core.h"
/* flash_info mfr_flag. Used to clear sticky prorietary SR bits. */
#define USE_CLSR BIT(0)
#define SPINOR_OP_CLSR 0x30 /* Clear status register 1 */
#define SPINOR_OP_RD_ANY_REG 0x65 /* Read any register */
#define SPINOR_OP_WR_ANY_REG 0x71 /* Write any register */
@ -212,43 +215,53 @@ static const struct flash_info spansion_nor_parts[] = {
{ "s25sl064p", INFO(0x010216, 0x4d00, 64 * 1024, 128)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fl128s0", INFO6(0x012018, 0x4d0080, 256 * 1024, 64)
FLAGS(USE_CLSR)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fl128s1", INFO6(0x012018, 0x4d0180, 64 * 1024, 256)
FLAGS(USE_CLSR)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fl256s0", INFO6(0x010219, 0x4d0080, 256 * 1024, 128)
FLAGS(USE_CLSR)
NO_SFDP_FLAGS(SPI_NOR_SKIP_SFDP | SPI_NOR_DUAL_READ |
SPI_NOR_QUAD_READ) },
{ "s25fl256s1", INFO6(0x010219, 0x4d0180, 64 * 1024, 512)
FLAGS(USE_CLSR)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fl512s", INFO6(0x010220, 0x4d0080, 256 * 1024, 256)
FLAGS(SPI_NOR_HAS_LOCK | USE_CLSR)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fs128s1", INFO6(0x012018, 0x4d0181, 64 * 1024, 256)
FLAGS(USE_CLSR)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
MFR_FLAGS(USE_CLSR)
},
{ "s25fl128s1", INFO6(0x012018, 0x4d0180, 64 * 1024, 256)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
MFR_FLAGS(USE_CLSR)
},
{ "s25fl256s0", INFO6(0x010219, 0x4d0080, 256 * 1024, 128)
NO_SFDP_FLAGS(SPI_NOR_SKIP_SFDP | SPI_NOR_DUAL_READ |
SPI_NOR_QUAD_READ)
MFR_FLAGS(USE_CLSR)
},
{ "s25fl256s1", INFO6(0x010219, 0x4d0180, 64 * 1024, 512)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
MFR_FLAGS(USE_CLSR)
},
{ "s25fl512s", INFO6(0x010220, 0x4d0080, 256 * 1024, 256)
FLAGS(SPI_NOR_HAS_LOCK)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
MFR_FLAGS(USE_CLSR)
},
{ "s25fs128s1", INFO6(0x012018, 0x4d0181, 64 * 1024, 256)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
MFR_FLAGS(USE_CLSR)
.fixups = &s25fs_s_nor_fixups, },
{ "s25fs256s0", INFO6(0x010219, 0x4d0081, 256 * 1024, 128)
FLAGS(USE_CLSR)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fs256s1", INFO6(0x010219, 0x4d0181, 64 * 1024, 512)
FLAGS(USE_CLSR)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
{ "s25fs512s", INFO6(0x010220, 0x4d0081, 256 * 1024, 256)
FLAGS(USE_CLSR)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
MFR_FLAGS(USE_CLSR)
},
{ "s25fs256s1", INFO6(0x010219, 0x4d0181, 64 * 1024, 512)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
MFR_FLAGS(USE_CLSR)
},
{ "s25fs512s", INFO6(0x010220, 0x4d0081, 256 * 1024, 256)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
MFR_FLAGS(USE_CLSR)
.fixups = &s25fs_s_nor_fixups, },
{ "s25sl12800", INFO(0x012018, 0x0300, 256 * 1024, 64) },
{ "s25sl12801", INFO(0x012018, 0x0301, 64 * 1024, 256) },
{ "s25fl129p0", INFO(0x012018, 0x4d00, 256 * 1024, 64)
FLAGS(USE_CLSR)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
MFR_FLAGS(USE_CLSR)
},
{ "s25fl129p1", INFO(0x012018, 0x4d01, 64 * 1024, 256)
FLAGS(USE_CLSR)
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
NO_SFDP_FLAGS(SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
MFR_FLAGS(USE_CLSR)
},
{ "s25sl004a", INFO(0x010212, 0, 64 * 1024, 8) },
{ "s25sl008a", INFO(0x010213, 0, 64 * 1024, 16) },
{ "s25sl016a", INFO(0x010214, 0, 64 * 1024, 32) },
@ -370,7 +383,7 @@ static void spansion_nor_late_init(struct spi_nor *nor)
nor->mtd.erasesize = nor->info->sector_size;
}
if (nor->flags & SNOR_F_USE_CLSR)
if (nor->info->mfr_flags & USE_CLSR)
nor->params->ready = spi_nor_sr_ready_and_clear;
}