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drivers/mtd/mx25rxx.c: add support for MX25L12873G
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MX25L12873G is a SPI memory very similar to MX25L25673G,
but 128Mbit, which means it does not use 4-byte addresses.

Signed-off-by: Carlos Sanchez <carlossanchez@geotab.com>
This commit is contained in:
Carlos Sanchez
2026-05-13 18:20:59 +02:00
committed by Alan C. Assis
parent f657ea6031
commit ee57ca0800
1 changed files with 18 additions and 0 deletions
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drivers/mtd/mx25rxx.c
+18
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@@ -108,6 +108,7 @@
#else
# define MX25R_JEDEC_MEMORY_TYPE 0x28 /* MX25Rx memory type */
#endif
#define MX25R_JEDEC_MX25L12873G_CAPACITY 0x18 /* MX25L12873G memory capacity */
#define MX25R_JEDEC_MX25L25673G_CAPACITY 0x19 /* MX25L25673G memory capacity */
#define MX25R_JEDEC_MX25R6435F_CAPACITY 0x17 /* MX25R6435F memory capacity */
#define MX25R_JEDEC_MX25R8035F_CAPACITY 0x14 /* MX25R8035F memory capacity */
@@ -127,6 +128,14 @@
#define MX25R6435F_SECTOR_COUNT (2048)
#define MX25R6435F_PAGE_SIZE (256)
/* MX25L12873G (128 MB) memory capacity */
#define MX25L12873G_SECTOR_SIZE (4*1024)
#define MX25L12873G_SECTOR_SHIFT (12)
#define MX25L12873G_ADDRESS_BYTES MX25R_ADDRESSBYTES_3
#define MX25L12873G_SECTOR_COUNT (4096)
#define MX25L12873G_PAGE_SIZE (256)
/* MX25L25673G (256 MB) memory capacity */
#define MX25L25673G_SECTOR_SIZE (4*1024)
@@ -137,9 +146,11 @@
#ifdef CONFIG_MX25RXX_PAGE128
# define MX25R6435F_PAGE_SHIFT (7)
# define MX25L12873G_PAGE_SHIFT (7)
# define MX25L25673G_PAGE_SHIFT (7)
#else
# define MX25R6435F_PAGE_SHIFT (8)
# define MX25L12873G_PAGE_SHIFT (8)
# define MX25L25673G_PAGE_SHIFT (8)
#endif
@@ -881,6 +892,13 @@ int mx25rxx_readid(FAR struct mx25rxx_dev_s *dev)
dev->nsectors = MX25R6435F_SECTOR_COUNT;
break;
case MX25R_JEDEC_MX25L12873G_CAPACITY:
dev->sectorshift = MX25L12873G_SECTOR_SHIFT;
dev->pageshift = MX25L12873G_PAGE_SHIFT;
dev->addressbytes = MX25L12873G_ADDRESS_BYTES;
dev->nsectors = MX25L12873G_SECTOR_COUNT;
break;
case MX25R_JEDEC_MX25L25673G_CAPACITY:
dev->sectorshift = MX25L25673G_SECTOR_SHIFT;
dev->pageshift = MX25L25673G_PAGE_SHIFT;