Messages in this thread Patch in this message | | | From | Alexander A Sverdlin <> | Subject | [PATCH 2/2] mtd: spi-nor: micron/st: Hardcode erase_proto to 1-1-1 | Date | Thu, 9 Dec 2021 11:08:13 +0100 |
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From: Alexander Sverdlin <alexander.sverdlin@nokia.com>
This fixes sector erase on mt25qu256aba8e12-1sit. Looks like others like mt35xu512aba could be affected as well.
Signed-off-by: Alexander Sverdlin <alexander.sverdlin@nokia.com> --- drivers/mtd/spi-nor/micron-st.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/mtd/spi-nor/micron-st.c b/drivers/mtd/spi-nor/micron-st.c index 2f3054b..058bbb7 100644 --- a/drivers/mtd/spi-nor/micron-st.c +++ b/drivers/mtd/spi-nor/micron-st.c @@ -267,6 +267,12 @@ static void micron_st_default_init(struct spi_nor *nor) nor->flags &= ~SNOR_F_HAS_16BIT_SR; nor->params->quad_enable = NULL; nor->params->set_4byte_addr_mode = st_micron_set_4byte_addr_mode; + + /* + * mt25qu doesn't support all possible write protocols for erase, only + * 1-1-0, 2-2-0, 4-4-0. + */ + nor->erase_proto = SNOR_PROTO_1_1_1; } static const struct spi_nor_fixups micron_st_fixups = { -- 2.10.2
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