bcm47xxsflash_cmd
bcm47xxsflash_cmd(b47s, OPCODE_ST_READ4B);
bcm47xxsflash_cmd(b47s, OPCODE_ST_WREN);
bcm47xxsflash_cmd(b47s, OPCODE_ST_PP);
bcm47xxsflash_cmd(b47s, OPCODE_ST_CSA | OPCODE_ST_PP);
bcm47xxsflash_cmd(b47s, OPCODE_ST_CSA | *buf++);
bcm47xxsflash_cmd(b47s, OPCODE_AT_BUF1_LOAD);
bcm47xxsflash_cmd(b47s, OPCODE_AT_BUF1_WRITE);
bcm47xxsflash_cmd(b47s, OPCODE_AT_BUF1_PROGRAM);
bcm47xxsflash_cmd(b47s, OPCODE_ST_RDSR);
bcm47xxsflash_cmd(b47s, OPCODE_AT_STATUS);
bcm47xxsflash_cmd(b47s, OPCODE_ST_WREN);
bcm47xxsflash_cmd(b47s, OPCODE_ST_SSE);
bcm47xxsflash_cmd(b47s, OPCODE_ST_SE);
bcm47xxsflash_cmd(b47s, OPCODE_AT_PAGE_ERASE);