32 lines
1.1 KiB
Diff
32 lines
1.1 KiB
Diff
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--- linux-2.6.19.2/drivers/mtd/chips/Kconfig.old 2007-01-11 03:10:36.000000000 +0800
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+++ linux-2.6.19.2/drivers/mtd/chips/Kconfig 2007-03-29 14:43:32.000000000 +0800
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@@ -199,6 +199,14 @@
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provides support for one of those command sets, used on chips
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including the AMD Am29LV320.
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+config MTD_CFI_AMDSTD_FORCE_BOTTOM_BOOT
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+ bool "Force bottom boot for Macronix flash chips"
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+ depends on MTD_CFI_AMDSTD
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+ help
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+ Some Macronix flash chips have wrong CFI info, and the driver may
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+ detect the type incorrectly. Select this if the chip part number
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+ ends with BTC.
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+
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config MTD_CFI_STAA
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tristate "Support for ST (Advanced Architecture) flash chips"
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depends on MTD_GEN_PROBE
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--- linux-2.6.19.2/drivers/mtd/chips/cfi_cmdset_0002.c.old 2007-03-22 16:14:56.000000000 +0800
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+++ linux-2.6.19.2/drivers/mtd/chips/cfi_cmdset_0002.c 2007-03-29 14:07:28.000000000 +0800
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@@ -320,6 +320,11 @@
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cfi_tell_features(extp);
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#endif
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+#ifdef CONFIG_MTD_CFI_AMDSTD_FORCE_BOTTOM_BOOT
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+ extp->TopBottom = 2;
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+ bootloc = extp->TopBottom;
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+#endif
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+
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bootloc = extp->TopBottom;
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if ((bootloc != 2) && (bootloc != 3)) {
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printk(KERN_WARNING "%s: CFI does not contain boot "
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