openwrtv3/target/linux/generic/patches-3.14/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch
Imre Kaloz 074af75668 add preliminary 3.14 support
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>

SVN-Revision: 39789
2014-03-07 11:27:00 +00:00

18 lines
556 B
Diff

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
@@ -1498,6 +1498,7 @@ 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;