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| author | Thomas Gleixner <tglx@linutronix.de> | 2007-04-17 18:30:57 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2007-04-17 18:30:57 +0100 |
| commit | 1cf9827b6852d5d81130efbf2e777e50b7126d23 (patch) | |
| tree | a5a51edb4fbb73930b3afff2a3b929afb75d6f39 /drivers/mtd | |
| parent | 90424de8d0646eaf7cddbdb111edaf429dea6042 (diff) | |
| download | op-kernel-dev-1cf9827b6852d5d81130efbf2e777e50b7126d23.zip op-kernel-dev-1cf9827b6852d5d81130efbf2e777e50b7126d23.tar.gz | |
[MTD] [NAND] Move ancient NAND chip support into a config option
The support for obsolete ancient NAND chips adds .data size and one
of the old ids conflicts with a modern one. Make the support for
such chips depending on a config option.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/Kconfig | 9 | ||||
| -rw-r--r-- | drivers/mtd/nand/nand_ids.c | 3 |
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig index 2d12dcd..49cbf51 100644 --- a/drivers/mtd/nand/Kconfig +++ b/drivers/mtd/nand/Kconfig @@ -31,6 +31,15 @@ config MTD_NAND_ECC_SMC Software ECC according to the Smart Media Specification. The original Linux implementation had byte 0 and 1 swapped. +config MTD_NAND_MUSEUM_IDS + bool "Enable chip ids for obsolete ancient NAND devices" + depends on MTD_NAND + default n + help + Enable this option only when your board has first generation + NAND chips (page size 256 byte, erase size 4-8KiB). The IDs + of these chips were reused by later, larger chips. + config MTD_NAND_AUTCPU12 tristate "SmartMediaCard on autronix autcpu12 board" depends on MTD_NAND && ARCH_AUTCPU12 diff --git a/drivers/mtd/nand/nand_ids.c b/drivers/mtd/nand/nand_ids.c index 9002077..2fc674a 100644 --- a/drivers/mtd/nand/nand_ids.c +++ b/drivers/mtd/nand/nand_ids.c @@ -24,6 +24,8 @@ * 512 512 Byte page size */ struct nand_flash_dev nand_flash_ids[] = { + +#ifdef CONFIG_MTD_NAND_MUSEUM_IDS {"NAND 1MiB 5V 8-bit", 0x6e, 256, 1, 0x1000, 0}, {"NAND 2MiB 5V 8-bit", 0x64, 256, 2, 0x1000, 0}, {"NAND 4MiB 5V 8-bit", 0x6b, 512, 4, 0x2000, 0}, @@ -39,6 +41,7 @@ struct nand_flash_dev nand_flash_ids[] = { {"NAND 8MiB 3,3V 8-bit", 0xe6, 512, 8, 0x2000, 0}, {"NAND 8MiB 1,8V 16-bit", 0x49, 512, 8, 0x2000, NAND_BUSWIDTH_16}, {"NAND 8MiB 3,3V 16-bit", 0x59, 512, 8, 0x2000, NAND_BUSWIDTH_16}, +#endif {"NAND 16MiB 1,8V 8-bit", 0x33, 512, 16, 0x4000, 0}, {"NAND 16MiB 3,3V 8-bit", 0x73, 512, 16, 0x4000, 0}, |
