int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
int i2c_write(uchar chip, uint addr, int alen, uchar *buffer, int len);
int i2c_read(uchar chip, uint addr, int alen, uchar *buffer, int len);
int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
int i2c_write(uchar chip, uint addr, int alen, uchar *buffer, int len);
int i2c_read(uchar chip, uint addr, int alen, uchar *buffer, int len);