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| author | Mikhail Zhilkin | 2025-02-04 15:55:08 +0000 |
|---|---|---|
| committer | Robert Marko | 2025-02-07 08:04:35 +0000 |
| commit | e585ae70d4f2a563b3b0e430e15ee19ad25caeb5 (patch) | |
| tree | 7ed6da9e84bf0ab2d9172fef72a3a95b3c6aa0fa | |
| parent | 98d7f4202fe9861fcdc64d694aecf6945bbc7de8 (diff) | |
| download | openwrt-e585ae70d4f2a563b3b0e430e15ee19ad25caeb5.tar.gz | |
kernel: nmbm: add mediatek,bmt-mtd-overridden-oobsize property
This commit adds new "mediatek,bmt-mtd-overridden-oobsize" property. The
property helps avoid "NMBM configuration mismatch" error if mtd "OOB size"
is not equal to the "spare size" which is stored in the nmbm signature.
Signed-off-by: Mikhail Zhilkin <csharper2005@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/17549
Signed-off-by: Robert Marko <robimarko@gmail.com>
| -rw-r--r-- | target/linux/generic/files/drivers/mtd/nand/mtk_bmt.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/target/linux/generic/files/drivers/mtd/nand/mtk_bmt.c b/target/linux/generic/files/drivers/mtd/nand/mtk_bmt.c index bcff7d6ac8..063adb50fb 100644 --- a/target/linux/generic/files/drivers/mtd/nand/mtk_bmt.c +++ b/target/linux/generic/files/drivers/mtd/nand/mtk_bmt.c @@ -407,6 +407,7 @@ int mtk_bmt_attach(struct mtd_info *mtd) { struct device_node *np; int ret = 0; + u32 overridden_oobsize = 0; if (bmtd.mtd) return -ENOSPC; @@ -431,6 +432,14 @@ int mtk_bmt_attach(struct mtd_info *mtd) bmtd.mtd = mtd; mtk_bmt_replace_ops(mtd); + if (!of_property_read_u32(np, "mediatek,bmt-mtd-overridden-oobsize", + &overridden_oobsize)) + if (overridden_oobsize < bmtd.mtd->oobsize) { + bmtd.mtd->oobsize = overridden_oobsize; + pr_info("NMBM: mtd OOB size has been overridden to %luB\n", + (long unsigned int)bmtd.mtd->oobsize); + } + bmtd.blk_size = mtd->erasesize; bmtd.blk_shift = ffs(bmtd.blk_size) - 1; bmtd.pg_size = mtd->writesize; |