aboutsummaryrefslogtreecommitdiff
path: root/pkgs/patches-linux-5.15/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch
diff options
context:
space:
mode:
Diffstat (limited to 'pkgs/patches-linux-5.15/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch')
-rw-r--r--pkgs/patches-linux-5.15/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch17
1 files changed, 17 insertions, 0 deletions
diff --git a/pkgs/patches-linux-5.15/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch b/pkgs/patches-linux-5.15/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch
new file mode 100644
index 0000000..ca56de8
--- /dev/null
+++ b/pkgs/patches-linux-5.15/461-mtd-cfi_cmdset_0002-add-buffer-write-cmd-timeout.patch
@@ -0,0 +1,17 @@
+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
+@@ -2051,6 +2051,7 @@ 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;
+