Function i2c_write_raw

src/include/device/i2c_simple.h:72–80

* Write a raw chunk of data in one segment and one frame. * * [start][slave addr][w][data][stop] */

 * [start][slave addr][w][data][stop]
 */
static inline int i2c_write_raw(unsigned int bus, uint8_t slave, uint8_t *data,
				int len)
{
	struct i2c_msg seg = {
		.flags = 0, .slave = slave, .buf = data, .len = len
	};

	return i2c_transfer(bus, &seg, 1);
}

/**
 * Read multi-bytes with two segments in one frame