@@ -77,6 +77,13 @@ int __xipram cfi_qry_mode_on(uint32_t base, struct map_info *map,
cfi_send_gen_cmd(0x98, 0x5555, base, map, cfi, cfi->device_type, NULL);
if (cfi_qry_present(map, base, cfi))
return 1;
+ /* SST 39VF640xB */
+ cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
+ cfi_send_gen_cmd(0xAA, 0x555, base, map, cfi, cfi->device_type, NULL);
+ cfi_send_gen_cmd(0x55, 0x2AA, base, map, cfi, cfi->device_type, NULL);
+ cfi_send_gen_cmd(0x98, 0x555, base, map, cfi, cfi->device_type, NULL);
+ if (cfi_qry_present(map, base, cfi))
+ return 1;
/* QRY not found */
return 0;
}
Signed-off-by: Guillaume LECERF <glecerf@gmail.com> --- drivers/mtd/chips/cfi_util.c | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-)