@@ -438,18 +438,6 @@ static u8 spi_nor_convert_3to4_erase(u8 opcode)
static void spi_nor_set_4byte_opcodes(struct spi_nor *nor)
{
- /* Do some manufacturer fixups first */
- switch (JEDEC_MFR(nor->info)) {
- case SNOR_MFR_SPANSION:
- /* No small sector erase for 4-byte command set */
- nor->erase_opcode = SPINOR_OP_SE;
- nor->mtd.erasesize = nor->info->sector_size;
- break;
-
- default:
- break;
- }
-
nor->read_opcode = spi_nor_convert_3to4_read(nor->read_opcode);
nor->program_opcode = spi_nor_convert_3to4_program(nor->program_opcode);
nor->erase_opcode = spi_nor_convert_3to4_erase(nor->erase_opcode);
@@ -3689,6 +3677,19 @@ static void winbond_post_sfdp_fixups(struct spi_nor *nor)
nor->set_4byte = winbond_set_4byte;
}
+static void spansion_post_sfdp_fixups(struct spi_nor *nor)
+{
+ struct mtd_info *mtd = &nor->mtd;
+
+ if (mtd->size > SZ_16M) {
+ nor->flags |= SNOR_F_4B_OPCODES;
+
+ /* No small sector erase for 4-byte command set */
+ nor->erase_opcode = SPINOR_OP_SE;
+ nor->mtd.erasesize = nor->info->sector_size;
+ }
+}
+
static int
spi_nor_manufacturer_post_sfdp_fixups(struct spi_nor *nor,
struct spi_nor_flash_parameter *params)
@@ -3703,6 +3704,10 @@ spi_nor_manufacturer_post_sfdp_fixups(struct spi_nor *nor,
macronix_post_sfdp_fixups(nor);
break;
+ case SNOR_MFR_SPANSION:
+ spansion_post_sfdp_fixups(nor);
+ break;
+
case SNOR_MFR_WINBOND:
winbond_post_sfdp_fixups(nor);
break;
@@ -3910,8 +3915,7 @@ int spi_nor_scan(struct spi_nor *nor, const char *name,
nor->addr_width = 3;
}
- if (info->flags & SPI_NOR_4B_OPCODES ||
- (JEDEC_MFR(info) == SNOR_MFR_SPANSION && mtd->size > SZ_16M))
+ if (info->flags & SPI_NOR_4B_OPCODES)
nor->flags |= SNOR_F_4B_OPCODES;
if (nor->addr_width == 4 && nor->flags & SNOR_F_4B_OPCODES)
Add a spansion_post_sfdp_fixups() function to fix the erase opcode, erase sector size and set the SNOR_F_4B_OPCODES flag. This way, all spansion related quirks are placed in the spansion_post_sfdp_fixups() function. Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com> --- drivers/mtd/spi-nor/spi-nor.c | 32 ++++++++++++++++++-------------- 1 file changed, 18 insertions(+), 14 deletions(-)