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authorJames <>2015-11-04 11:49:21 +0000
committerJames <>2015-11-04 11:49:21 +0000
commit716ca530e1c4515d8683c9d5be3d56b301758b66 (patch)
tree700eb5bcc1a462a5f21dcec15ce7c97ecfefa772 /target/linux/generic/patches-3.18/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch
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Diffstat (limited to 'target/linux/generic/patches-3.18/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch')
-rw-r--r--target/linux/generic/patches-3.18/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch18
1 files changed, 18 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.18/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch b/target/linux/generic/patches-3.18/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch
new file mode 100644
index 0000000..c437a14
--- /dev/null
+++ b/target/linux/generic/patches-3.18/461-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
+@@ -1830,6 +1830,7 @@ 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;
+