* @returns: number of arguments parsed or CMD_RET_USAGE if error
*/
static int parse_i2c_bus_addr(int *i2c_bus, ulong *i2c_addr, int argc,
* @returns: number of arguments parsed or CMD_RET_USAGE if error
*/
static int parse_i2c_bus_addr(int *i2c_bus, ulong *i2c_addr, int argc,