From 52a82ce3dd901a1536c7d7d9d963e9c2d761c816 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Thu, 1 Nov 2018 17:57:55 +0100 Subject: kernel: Copy patches from kernel 4.14 to 4.19 This just copies the files from the kernel 4.14 specific folders into the kernel 4.19 specific folder, no changes are done to the files in this commit. Signed-off-by: Hauke Mehrtens --- ...spi-nor-fix-Spansion-regressions-aliased-.patch | 37 ++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 target/linux/generic/pending-4.19/466-Revert-mtd-spi-nor-fix-Spansion-regressions-aliased-.patch (limited to 'target/linux/generic/pending-4.19/466-Revert-mtd-spi-nor-fix-Spansion-regressions-aliased-.patch') diff --git a/target/linux/generic/pending-4.19/466-Revert-mtd-spi-nor-fix-Spansion-regressions-aliased-.patch b/target/linux/generic/pending-4.19/466-Revert-mtd-spi-nor-fix-Spansion-regressions-aliased-.patch new file mode 100644 index 0000000000..55d9709761 --- /dev/null +++ b/target/linux/generic/pending-4.19/466-Revert-mtd-spi-nor-fix-Spansion-regressions-aliased-.patch @@ -0,0 +1,37 @@ +From: Matthias Schiffer +Date: Tue, 9 Jan 2018 20:41:48 +0100 +Subject: [PATCH] Revert "mtd: spi-nor: fix Spansion regressions (aliased with + Winbond)" + +This reverts commit 67b9bcd36906e12a15ffec19463afbbd6a41660e. + +The underlying issue breaking Spansion flash has been fixed with "mtd: spi-nor: +wait until lock/unlock operations are ready" and "mtd: spi-nor: wait for SR_WIP +to clear on initial unlock", so we can support unlocking for Winbond flash +again. + +Signed-off-by: Matthias Schiffer +--- + drivers/mtd/spi-nor/spi-nor.c | 4 +++- + 1 file changed, 3 insertions(+), 1 deletion(-) + +--- a/drivers/mtd/spi-nor/spi-nor.c ++++ b/drivers/mtd/spi-nor/spi-nor.c +@@ -2716,6 +2716,7 @@ int spi_nor_scan(struct spi_nor *nor, co + JEDEC_MFR(info) == SNOR_MFR_INTEL || + JEDEC_MFR(info) == SNOR_MFR_MACRONIX || + JEDEC_MFR(info) == SNOR_MFR_SST || ++ JEDEC_MFR(info) == SNOR_MFR_WINBOND || + info->flags & SPI_NOR_HAS_LOCK) { + write_enable(nor); + write_sr(nor, 0); +@@ -2734,7 +2735,8 @@ int spi_nor_scan(struct spi_nor *nor, co + + /* NOR protection support for STmicro/Micron chips and similar */ + if (JEDEC_MFR(info) == SNOR_MFR_MICRON || +- info->flags & SPI_NOR_HAS_LOCK) { ++ JEDEC_MFR(info) == SNOR_MFR_WINBOND || ++ info->flags & SPI_NOR_HAS_LOCK) { + nor->flash_lock = stm_lock; + nor->flash_unlock = stm_unlock; + nor->flash_is_locked = stm_is_locked; -- cgit v1.2.3