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Diffstat (limited to 'target/linux/rb1xx-2.6/patches/101-mtd-mxflash.patch')
-rwxr-xr-xtarget/linux/rb1xx-2.6/patches/101-mtd-mxflash.patch31
1 files changed, 31 insertions, 0 deletions
diff --git a/target/linux/rb1xx-2.6/patches/101-mtd-mxflash.patch b/target/linux/rb1xx-2.6/patches/101-mtd-mxflash.patch
new file mode 100755
index 0000000000..754a91e09f
--- /dev/null
+++ b/target/linux/rb1xx-2.6/patches/101-mtd-mxflash.patch
@@ -0,0 +1,31 @@
+--- linux-2.6.19.2/drivers/mtd/chips/Kconfig.old 2007-01-11 03:10:36.000000000 +0800
++++ linux-2.6.19.2/drivers/mtd/chips/Kconfig 2007-03-29 14:43:32.000000000 +0800
+@@ -199,6 +199,14 @@
+ provides support for one of those command sets, used on chips
+ including the AMD Am29LV320.
+
++config MTD_CFI_AMDSTD_FORCE_BOTTOM_BOOT
++ bool "Force bottom boot for Macronix flash chips"
++ depends on MTD_CFI_AMDSTD
++ help
++ Some Macronix flash chips have wrong CFI info, and the driver may
++ detect the type incorrectly. Select this if the chip part number
++ ends with BTC.
++
+ config MTD_CFI_STAA
+ tristate "Support for ST (Advanced Architecture) flash chips"
+ depends on MTD_GEN_PROBE
+--- linux-2.6.19.2/drivers/mtd/chips/cfi_cmdset_0002.c.old 2007-03-22 16:14:56.000000000 +0800
++++ linux-2.6.19.2/drivers/mtd/chips/cfi_cmdset_0002.c 2007-03-29 14:07:28.000000000 +0800
+@@ -320,6 +320,11 @@
+ cfi_tell_features(extp);
+ #endif
+
++#ifdef CONFIG_MTD_CFI_AMDSTD_FORCE_BOTTOM_BOOT
++ extp->TopBottom = 2;
++ bootloc = extp->TopBottom;
++#endif
++
+ bootloc = extp->TopBottom;
+ if ((bootloc != 2) && (bootloc != 3)) {
+ printk(KERN_WARNING "%s: CFI does not contain boot "