Messages in this thread | | | Date | Tue, 01 Aug 2023 09:14:07 +0200 | From | Michael Walle <> | Subject | Re: [PATCH] SPI-NOR: Add support for Micron mt35x01g |
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Hi,
Am 2023-07-28 17:08, schrieb Wadim Mueller: > From: Wadim Mueller <wafgo01@gmail.com> > > Currently only the mt35xu512aba and mt35xu02g are supported, > support for the 1G version is missing. This patch adds > the corresponding entry in the micron_parts structure. > > Verification and tests were done on a custom NXP S32G2 board with the > mt35xu01g qspi nor populated > > Signed-off-by: Wadim Mueller <wafgo01@gmail.com> > --- > drivers/mtd/spi-nor/micron-st.c | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/drivers/mtd/spi-nor/micron-st.c > b/drivers/mtd/spi-nor/micron-st.c > index 4b919756a205..fe97583547fe 100644 > --- a/drivers/mtd/spi-nor/micron-st.c > +++ b/drivers/mtd/spi-nor/micron-st.c > @@ -166,6 +166,11 @@ static const struct flash_info micron_nor_parts[] > = { > MFR_FLAGS(USE_FSR) > .fixups = &mt35xu512aba_fixups > }, > + { "mt35xu01g", INFO(0x2c5b1b, 0, 128 * 1024, 1024) > + NO_SFDP_FLAGS(SECT_4K | SPI_NOR_OCTAL_READ) > + FIXUP_FLAGS(SPI_NOR_4B_OPCODES) > + MFR_FLAGS(USE_FSR) > + },
I guess this flash have SFDP tables. Please dump them according to [1]. If so, please have a look wether this flash works with the generic driver [2]. No NO_SFDP_FLAGS() with new drivers. also the 4B_OPCODES should *hopefully* be superfluous due to the 4bait SFDP table.
-michael
[1] https://lore.kernel.org/r/4304e19f3399a0a6e856119d01ccabe0@walle.cc/ [2] https://elixir.bootlin.com/linux/v6.4-rc6/source/drivers/mtd/spi-nor/core.c#L2019
> { "mt35xu02g", INFO(0x2c5b1c, 0, 128 * 1024, 2048) > NO_SFDP_FLAGS(SECT_4K | SPI_NOR_OCTAL_READ) > FIXUP_FLAGS(SPI_NOR_4B_OPCODES)
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