diff options
Diffstat (limited to 'flash.h')
| -rw-r--r-- | flash.h | 23 |
1 files changed, 20 insertions, 3 deletions
@@ -32,8 +32,12 @@ struct flashchip { const char *name; - int manufacture_id; - int model_id; + /* With 32bit manufacture_id and model_id we can cover IDs up to + * (including) the 4th bank of JEDEC JEP106W Standard Manufacturer's + * Identification code. + */ + uint32_t manufacture_id; + uint32_t model_id; int total_size; int page_size; @@ -85,8 +89,14 @@ extern struct flashchip flashchips[]; /* * EN25 chips are SPI, first byte of device ID is memory type, * second byte of device ID is log(bitsize)-9. + * Vendor and device ID of EN29 series are both prefixed with 0x7F, which + * is the continuation code for IDs in bank 2. + * Vendor ID of EN25 series is NOT prefixed with 0x7F, this results in + * a collision with Mitsubishi. Mitsubishi once manufactured flash chips. + * Let's hope they are not manufacturing SPI flash chips as well. */ -#define EON_ID 0x1C /* EON Silicon Devices */ +#define EON_ID 0x7F1C /* EON Silicon Devices */ +#define EON_ID_NOPREFIX 0x1C /* EON, missing 0x7F prefix */ #define EN_25B05 0x2010 /* 2^19 kbit or 2^16 kByte */ #define EN_25B10 0x2011 #define EN_25B20 0x2012 @@ -94,6 +104,13 @@ extern struct flashchip flashchips[]; #define EN_25B80 0x2014 #define EN_25B16 0x2015 #define EN_25B32 0x2016 +#define EN_29F512 0x7F21 +#define EN_29F010 0x7F20 +#define EN_29F040A 0x7F04 +#define EN_29LV010 0x7F6E +#define EN_29LV040A 0x7F4F /* EN_29LV040(A) */ +#define EN_29F002AT 0x7F92 +#define EN_29F002AB 0x7F97 #define FUJITSU_ID 0x04 /* Fujitsu */ /* MBM29F400TC_STRANGE has a value not mentioned in the data sheet and we |