--- /dev/null
+--- a/drivers/mtd/chips/jedec_probe.c
++++ b/drivers/mtd/chips/jedec_probe.c
+@@ -105,6 +105,7 @@
+ #define MX29LV040C 0x004F
+ #define MX29LV160T 0x22C4
+ #define MX29LV160B 0x2249
++#define MX29LV640T 0x227e
+ #define MX29F040 0x00A4
+ #define MX29F016 0x00AD
+ #define MX29F002T 0x00B0
+@@ -1162,6 +1163,19 @@ static const struct amd_flash_info jedec
+ ERASEINFO(0x04000,1)
+ }
+ }, {
++ .mfr_id = CFI_MFR_MACRONIX,
++ .dev_id = MX29LV640T,
++ .name = "MXIC MX29LV640T",
++ .devtypes = CFI_DEVICETYPE_X16|CFI_DEVICETYPE_X8,
++ .uaddr = MTD_UADDR_0x0AAA_0x0555,
++ .dev_size = SIZE_8MiB,
++ .cmd_set = P_ID_AMD_STD,
++ .nr_regions = 2,
++ .regions = {
++ ERASEINFO(0x10000,127),
++ ERASEINFO(0x02000,8)
++ }
++ }, {
+ .mfr_id = CFI_MFR_NEC,
+ .dev_id = UPD29F064115,
+ .name = "NEC uPD29F064115",