diff options
Diffstat (limited to 'spi.h')
-rw-r--r-- | spi.h | 15 |
1 files changed, 14 insertions, 1 deletions
@@ -101,7 +101,7 @@ #define JEDEC_BE_C4_OUTSIZE 0x04 #define JEDEC_BE_C4_INSIZE 0x00 -/* Block Erase 0xd8 is supported by EON/Macronix chips. */ +/* Block Erase 0xd8 is supported by EON/Macronix/Spansion chips. */ #define JEDEC_BE_D8 0xd8 #define JEDEC_BE_D8_OUTSIZE 0x04 #define JEDEC_BE_D8_INSIZE 0x00 @@ -116,6 +116,18 @@ #define JEDEC_SE_OUTSIZE 0x04 #define JEDEC_SE_INSIZE 0x00 +/* RADR, WRAR, RSTEN, RST & CR3NV OPs and timers on Spansion S25FS chips */ +#define CMD_RDAR 0x65 +#define CMD_WRAR 0x71 +#define CMD_WRAR_LEN 5 +#define CMD_RSTEN 0x66 +#define CMD_RST 0x99 +#define CR3NV_ADDR 0x000004 +#define CR3NV_20H_NV (1 << 3) +#define T_W 145 * 1000 /* NV register write time */ +#define T_RPH 35 /* Reset pulse hold time */ +#define T_SE 145 * 1000 /* Sector Erase Time */ + /* Page Erase 0xDB */ #define JEDEC_PE 0xDB #define JEDEC_PE_OUTSIZE 0x04 @@ -129,6 +141,7 @@ /* Status Register Bits */ #define SPI_SR_WIP (0x01 << 0) #define SPI_SR_WEL (0x01 << 1) +#define SPI_SR_ERA_ERR (0x01 << 5) #define SPI_SR_AAI (0x01 << 6) /* Write Status Enable */ |