diff options
Diffstat (limited to 'target/linux/generic/backport-6.6/409-mtd-spi-nor-winbond-fix-w25q128-regression.patch')
| -rw-r--r-- | target/linux/generic/backport-6.6/409-mtd-spi-nor-winbond-fix-w25q128-regression.patch | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/target/linux/generic/backport-6.6/409-mtd-spi-nor-winbond-fix-w25q128-regression.patch b/target/linux/generic/backport-6.6/409-mtd-spi-nor-winbond-fix-w25q128-regression.patch deleted file mode 100644 index de79328138..0000000000 --- a/target/linux/generic/backport-6.6/409-mtd-spi-nor-winbond-fix-w25q128-regression.patch +++ /dev/null @@ -1,59 +0,0 @@ -From 342672bbdf713654316a0ff73c7f2ecf7ea6693d Mon Sep 17 00:00:00 2001 -From: Michael Walle <mwalle@kernel.org> -Date: Fri, 21 Jun 2024 14:09:29 +0200 -Subject: [PATCH] mtd: spi-nor: winbond: fix w25q128 regression - -Upstream commit d35df77707bf5ae1221b5ba1c8a88cf4fcdd4901 - -("mtd: spi-nor: winbond: fix w25q128 regression") -however the code has changed a lot after v6.6 so the patch did -not apply to v6.6 or v6.1 which still has the problem. - -This patch fixes the issue in the way of the old API and has -been tested on hardware. Please apply it for v6.1 and v6.6. - -Commit 83e824a4a595 ("mtd: spi-nor: Correct flags for Winbond w25q128") -removed the flags for non-SFDP devices. It was assumed that it wasn't in -use anymore. This wasn't true. Add the no_sfdp_flags as well as the size -again. - -We add the additional flags for dual and quad read because they have -been reported to work properly by Hartmut using both older and newer -versions of this flash, the similar flashes with 64Mbit and 256Mbit -already have these flags and because it will (luckily) trigger our -legacy SFDP parsing, so newer versions with SFDP support will still get -the parameters from the SFDP tables. - -Reported-by: Hartmut Birr <e9hack@gmail.com> -Closes: https://lore.kernel.org/r/CALxbwRo_-9CaJmt7r7ELgu+vOcgk=xZcGHobnKf=oT2=u4d4aA@mail.gmail.com/ -Fixes: 83e824a4a595 ("mtd: spi-nor: Correct flags for Winbond w25q128") -Reviewed-by: Linus Walleij <linus.walleij@linaro.org> -Signed-off-by: Michael Walle <mwalle@kernel.org> -Acked-by: Tudor Ambarus <tudor.ambarus@linaro.org> -Reviewed-by: Esben Haabendal <esben@geanix.com> -Reviewed-by: Pratyush Yadav <pratyush@kernel.org> -Signed-off-by: Pratyush Yadav <pratyush@kernel.org> -Link: https://lore.kernel.org/r/20240621120929.2670185-1-mwalle@kernel.org -[Backported to v6.6 - vastly different due to upstream changes] -Reviewed-by: Tudor Ambarus <tudor.ambarus@linaro.org> -Signed-off-by: Linus Walleij <linus.walleij@linaro.org> ---- - drivers/mtd/spi-nor/winbond.c | 7 ++++--- - 1 file changed, 4 insertions(+), 3 deletions(-) - ---- a/drivers/mtd/spi-nor/winbond.c -+++ b/drivers/mtd/spi-nor/winbond.c -@@ -120,9 +120,10 @@ static const struct flash_info winbond_n - NO_SFDP_FLAGS(SECT_4K) }, - { "w25q80bl", INFO(0xef4014, 0, 64 * 1024, 16) - NO_SFDP_FLAGS(SECT_4K) }, -- { "w25q128", INFO(0xef4018, 0, 0, 0) -- PARSE_SFDP -- FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) }, -+ { "w25q128", INFO(0xef4018, 0, 64 * 1024, 256) -+ FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB) -+ NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | -+ SPI_NOR_QUAD_READ) }, - { "w25q256", INFO(0xef4019, 0, 64 * 1024, 512) - NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) - .fixups = &w25q256_fixups }, |