Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=1cf9827b6852d5d81130efbf2e777e50b7126d23
Commit: 1cf9827b6852d5d81130efbf2e777e50b7126d23
Parent: 90424de8d0646eaf7cddbdb111edaf429dea6042
Author: Thomas Gleixner <[EMAIL PROTECTED]>
AuthorDate: Tue Apr 17 18:30:57 2007 +0100
Committer: David Woodhouse <[EMAIL PROTECTED]>
CommitDate: Tue Apr 17 18:30:57 2007 +0100
[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 <[EMAIL PROTECTED]>
Signed-off-by: David Woodhouse <[EMAIL PROTECTED]>
---
drivers/mtd/nand/Kconfig | 9 +++++++++
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},
-
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