openwrt-cghmn-mt300n/target/linux/generic/pending-4.19/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch
Hauke Mehrtens 52a82ce3dd kernel: Copy patches from kernel 4.14 to 4.19
This just copies the files from the kernel 4.14 specific folders into
the kernel 4.19 specific folder, no changes are done to the files in
this commit.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2018-12-15 12:50:06 +01:00

18 lines
565 B
Diff

From: George Kashperko <george@znau.edu.ua>
Subject: 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
@@ -1833,6 +1833,7 @@ 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;