lotus: read PD ej889i register correctly (#877)

We use the logical analyzer to capture the log, found we read the PD
register 0x0E instead of 0x800E cause the PD chip abnormal.

Use i2c_read_offset16() to read the ej889i register

Signed-off-by: Josh-Tsai <[email protected]>

Author: Josh-Tsai

zephyr/program/lotus/lotus/src/gpu_configuration.c

@@ -745,7 +745,7 @@ int parse_gpu_eeprom(void)
 	if (rv != EC_SUCCESS) {
 		/* run device detection */
 		/* check if GPU PD is present */
-		rv = i2c_read8(I2C_PORT_GPU0, 0x60, 0x800E, &i);
+		rv = i2c_read_offset16(I2C_PORT_GPU0, 0x60, 0x800E, &i, 1);
 		if (rv == EC_SUCCESS) {
 			/* assume R23M GPU */
 			CPRINTS("Detected EEPROM and PD: Defaulting to R23M");