[PATCH v2 1/2] mtd: spi-nor: add Manufacturer ID for Micron
Karl Zhang
shuangshuo at gmail.com
Sun Dec 13 17:40:00 PST 2015
Micron Manufacturer ID assigned by JEDEC is 2Ch.
Add this ID, for new Spi NOR from Micron.
ST's ID(20h) is Micron due to the history.
Signed-off-by: Karl Zhang <karlzhang at micron.com>
---
v2: no change
include/linux/mtd/cfi.h | 1 +
include/linux/mtd/spi-nor.h | 2 ++
2 files changed, 3 insertions(+)
diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h
index 9b57a9b..cbf7716 100644
--- a/include/linux/mtd/cfi.h
+++ b/include/linux/mtd/cfi.h
@@ -377,6 +377,7 @@ struct cfi_fixup {
#define CFI_MFR_SHARP 0x00B0
#define CFI_MFR_SST 0x00BF
#define CFI_MFR_ST 0x0020 /* STMicroelectronics */
+#define CFI_MFR_MICRON 0x002C /* Micron */
#define CFI_MFR_TOSHIBA 0x0098
#define CFI_MFR_WINBOND 0x00DA
diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h
index fac3f6f..b858e93 100644
--- a/include/linux/mtd/spi-nor.h
+++ b/include/linux/mtd/spi-nor.h
@@ -22,6 +22,8 @@
*/
#define SNOR_MFR_ATMEL CFI_MFR_ATMEL
#define SNOR_MFR_INTEL CFI_MFR_INTEL
+/* Micron Manufacturer ID assigned by JEDEC */
+#define SNOR_MFR_MICRON_JEDEC CFI_MFR_MICRON
#define SNOR_MFR_MICRON CFI_MFR_ST /* ST Micro <--> Micron */
#define SNOR_MFR_MACRONIX CFI_MFR_MACRONIX
#define SNOR_MFR_SPANSION CFI_MFR_AMD
--
1.9.1
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