Message ID | 20221201212750.267721-4-nathan.morrison@timesys.com |
---|---|
State | Superseded |
Delegated to: | Michael Walle |
Headers | show |
Series | mtd: spi-nor: Extend SFDP to support additional octal modes as per latest JEDEC standard | expand |
Am 2022-12-01 22:27, schrieb Nathan Barrett-Morrison: > This adds the IS25LX256 chip into the ISSI flash_info parts table > > Signed-off-by: Nathan Barrett-Morrison <nathan.morrison@timesys.com> > --- > drivers/mtd/spi-nor/issi.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/mtd/spi-nor/issi.c b/drivers/mtd/spi-nor/issi.c > index 89a66a19d754..98cc5e1d9c18 100644 > --- a/drivers/mtd/spi-nor/issi.c > +++ b/drivers/mtd/spi-nor/issi.c > @@ -74,6 +74,9 @@ static const struct flash_info issi_nor_parts[] = { > NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) > FIXUP_FLAGS(SPI_NOR_4B_OPCODES) > .fixups = &is25lp256_fixups }, > + { "is25lx256", INFO(0x9d5a19, 0, 128 * 1024, 256) Please use INFO(0x9d5a19, 0, 0, 0) > + NO_SFDP_FLAGS(SECT_4K | SPI_NOR_4B_OPCODES | > + SPI_NOR_OCTAL_READ_1_8_8) }, Neither of these flags should be needed. As mentioned before, you'd need a fixups for the missing 1-1-8 and 1-8-8 fast read ops. -michael
diff --git a/drivers/mtd/spi-nor/issi.c b/drivers/mtd/spi-nor/issi.c index 89a66a19d754..98cc5e1d9c18 100644 --- a/drivers/mtd/spi-nor/issi.c +++ b/drivers/mtd/spi-nor/issi.c @@ -74,6 +74,9 @@ static const struct flash_info issi_nor_parts[] = { NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) FIXUP_FLAGS(SPI_NOR_4B_OPCODES) .fixups = &is25lp256_fixups }, + { "is25lx256", INFO(0x9d5a19, 0, 128 * 1024, 256) + NO_SFDP_FLAGS(SECT_4K | SPI_NOR_4B_OPCODES | + SPI_NOR_OCTAL_READ_1_8_8) }, /* PMC */ { "pm25lv512", INFO(0, 0, 32 * 1024, 2)
This adds the IS25LX256 chip into the ISSI flash_info parts table Signed-off-by: Nathan Barrett-Morrison <nathan.morrison@timesys.com> --- drivers/mtd/spi-nor/issi.c | 3 +++ 1 file changed, 3 insertions(+)