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authorJo-Philipp Wich <jow@openwrt.org>2011-07-24 15:37:00 +0000
committerJo-Philipp Wich <jow@openwrt.org>2011-07-24 15:37:00 +0000
commitf66871e836b8988331f95ff5a06b77324d76d339 (patch)
tree7b880645c66299781d877ff38fbab8479c765a10 /target/linux/generic/patches-3.0
parent6eb9e39bc40c6682ffa0a7e802c3fab899940035 (diff)
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From: George Kashperko <george@znau.edu.ua> Issue map read after Write Buffer Load command to ensure chip is ready to receive data. Signed-off-by: George Kashperko <george@znau.edu.ua>
SVN-Revision: 27760
Diffstat (limited to 'target/linux/generic/patches-3.0')
-rw-r--r--target/linux/generic/patches-3.0/475-mtd_cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch18
1 files changed, 18 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.0/475-mtd_cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch b/target/linux/generic/patches-3.0/475-mtd_cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch
new file mode 100644
index 0000000000..6166cd5db8
--- /dev/null
+++ b/target/linux/generic/patches-3.0/475-mtd_cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch
@@ -0,0 +1,18 @@
+From: George Kashperko <george@znau.edu.ua>
+
+Issue map read after Write Buffer Load command to ensure chip is ready
+to receive data.
+Signed-off-by: George Kashperko <george@znau.edu.ua>
+---
+ drivers/mtd/chips/cfi_cmdset_0002.c | 1 +
+ 1 file changed, 1 insertion(+)
+--- a/drivers/mtd/chips/cfi_cmdset_0002.c
++++ b/drivers/mtd/chips/cfi_cmdset_0002.c
+@@ -1412,6 +1412,7 @@ static int __xipram do_write_buffer(stru
+
+ /* Write Buffer Load */
+ map_write(map, CMD(0x25), cmd_adr);
++ (void) map_read(map, cmd_adr);
+
+ chip->state = FL_WRITING_TO_BUFFER;
+