linux-kernel - [PATCH v2 1/2] mtd: spi-nor: add Manufacturer ID for Micron

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Date:	Mon, 14 Dec 2015 01:40:00 +0000
From:	Karl Zhang <shuangshuo@...il.com>
To:	computersforpeace@...il.com, linux-mtd@...ts.infradead.org,
	dwmw2@...radead.org, paul.gortmaker@...driver.com,
	artem.bityutskiy@...ux.intel.com, linux-kernel@...r.kernel.org
Cc:	peterpandong@...ron.com, beanhuo@...ron.com,
	Karl Zhang <karlzhang@...ron.com>
Subject: [PATCH v2 1/2] mtd: spi-nor: add Manufacturer ID for Micron

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@...ron.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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