| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| /* Winbond specific function */ |
| /* M25Pxx-specific commands */ |
| #define CMD_W25_WREN 0x06 /* Write Enable */ |
| #define CMD_W25_WRDI 0x04 /* Write Disable */ |
| #define CMD_W25_RDSR 0x05 /* Read Status Register */ |
| #define CMD_W25_WRSR 0x01 /* Write Status Register */ |
| #define CMD_W25_RDSR2 0x35 /* Read Status2 Register */ |
| #define CMD_W25_WRSR2 0x31 /* Write Status2 Register */ |
| #define CMD_W25_READ 0x03 /* Read Data Bytes */ |
| #define CMD_W25_FAST_READ 0x0b /* Read Data Bytes at Higher Speed */ |
| #define CMD_W25_PP 0x02 /* Page Program */ |
| #define CMD_W25_SE 0x20 /* Sector (4K) Erase */ |
| #define CMD_W25_RDID 0x9f /* Read ID */ |
| #define CMD_W25_BE 0xd8 /* Block (64K) Erase */ |
| #define CMD_W25_CE 0xc7 /* Chip Erase */ |
| #define CMD_W25_DP 0xb9 /* Deep Power-down */ |
| #define CMD_W25_RES 0xab /* Release from DP and Read Signature */ |
| #define CMD_VOLATILE_SREG_WREN 0x50 /* Write Enable for Volatile SREG */ |
| |
| /* tw: Maximum time to write a flash cell in milliseconds */ |
| #define WINBOND_FLASH_TIMEOUT 30 |
