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authorhauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-01-31 15:13:14 +0000
committerhauke <hauke@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-01-31 15:13:14 +0000
commit84e11fcd5aa6892de8ae5cbbee629d428c1afcab (patch)
tree27731687737b50409ca90775e87b89375fd0a118 /target/linux/amazon/patches-2.6.32/160-cfi-swap.patch
parent4364291305eaada45645001b19a2a8fe548e364c (diff)
[amazon] Add kernel 2.6.32 support
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19458 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/amazon/patches-2.6.32/160-cfi-swap.patch')
-rw-r--r--target/linux/amazon/patches-2.6.32/160-cfi-swap.patch56
1 files changed, 56 insertions, 0 deletions
diff --git a/target/linux/amazon/patches-2.6.32/160-cfi-swap.patch b/target/linux/amazon/patches-2.6.32/160-cfi-swap.patch
new file mode 100644
index 000000000..bb89f6110
--- /dev/null
+++ b/target/linux/amazon/patches-2.6.32/160-cfi-swap.patch
@@ -0,0 +1,56 @@
+--- a/drivers/mtd/chips/cfi_cmdset_0002.c
++++ b/drivers/mtd/chips/cfi_cmdset_0002.c
+@@ -1079,6 +1079,9 @@ static int __xipram do_write_oneword(str
+ int retry_cnt = 0;
+
+ adr += chip->start;
++#ifdef CONFIG_AMAZON
++ adr ^= 2;
++#endif
+
+ spin_lock(chip->mutex);
+ ret = get_chip(map, chip, adr, FL_WRITING);
+@@ -1361,7 +1364,11 @@ static int __xipram do_write_buffer(stru
+ z = 0;
+ while(z < words * map_bankwidth(map)) {
+ datum = map_word_load(map, buf);
++#ifdef CONFIG_AMAZON
++ map_write(map, datum, (adr + z) ^ 0x2);
++#else
+ map_write(map, datum, adr + z);
++#endif
+
+ z += map_bankwidth(map);
+ buf += map_bankwidth(map);
+@@ -1606,6 +1613,9 @@ static int __xipram do_erase_oneblock(st
+ int ret = 0;
+
+ adr += chip->start;
++#ifdef CONFIG_AMAZON
++ adr ^= 2;
++#endif
+
+ spin_lock(chip->mutex);
+ ret = get_chip(map, chip, adr, FL_ERASING);
+@@ -1734,6 +1744,10 @@ static int do_atmel_lock(struct map_info
+ struct cfi_private *cfi = map->fldrv_priv;
+ int ret;
+
++#ifdef CONFIG_AMAZON
++ adr ^= 2;
++#endif
++
+ spin_lock(chip->mutex);
+ ret = get_chip(map, chip, adr + chip->start, FL_LOCKING);
+ if (ret)
+@@ -1770,6 +1784,10 @@ static int do_atmel_unlock(struct map_in
+ struct cfi_private *cfi = map->fldrv_priv;
+ int ret;
+
++#ifdef CONFIG_AMAZON
++ adr ^= 2;
++#endif
++
+ spin_lock(chip->mutex);
+ ret = get_chip(map, chip, adr + chip->start, FL_UNLOCKING);
+ if (ret)