16  * is used to identify the iout scale and the MFR_VOUT_LOOP_CTRL(0xBD)
17  * is used to identify the vout scale. The READ_PIN_EST(0x94) is used
99 	 * Obtain vout scale from the register MFR_VOUT_LOOP_CTRL, bits 15-14,bit 13.  in mp2891_identify_vout_scale()
100 	 * If MFR_VOUT_LOOP_CTRL[13] = 1, the vout scale is below:  in mp2891_identify_vout_scale()
102 	 * If MFR_VOUT_LOOP_CTRL[13] = 0, the vout scale is decided by  in mp2891_identify_vout_scale()
179 	/* Identify vout scale for rail 1. */  in mp2891_identify()
184 	/* Identify vout scale for rail 2. */  in mp2891_identify()
189 	/* Identify iout scale for rail 1. */  in mp2891_identify()
194 	/* Identify iout scale for rail 2. */  in mp2891_identify()
241 		 * is linear11 format, But the pout scale is set to 1A/Lsb(using  in mp2891_read_word_data()
242 		 * r/m/b scale). As a result, the iin read from MP2891 should be  in mp2891_read_word_data()
257 		 * format, But the pout scale is set to 1W/Lsb(using r/m/b scale).  in mp2891_read_word_data()
270 		 * exponent is not a constant value. But the pout scale is set to  in mp2891_read_word_data()
271 		 * 1W/Lsb(using r/m/b scale). As a result, the pout read from MP2891  in mp2891_read_word_data()
299 		 * The scale of MP2891 PMBUS_OT_FAULT_LIMIT and PMBUS_OT_WARN_LIMIT  in mp2891_read_word_data()
310 		 * The MP2891 PMBUS_VIN_OV_FAULT_LIMIT scale is 125mV/Lsb.  in mp2891_read_word_data()
311 		 * but the vin scale is set to 31.25mV/Lsb(using r/m/b scale).  in mp2891_read_word_data()
355 		 * The scale of PMBUS_IIN_OC_WARN_LIMIT is 0.5A/Lsb, but the iin scale  in mp2891_read_word_data()
356 		 * is set to 1A/Lsb(using r/m/b scale), so the word data should be  in mp2891_read_word_data()
367 		 * The scale of PMBUS_PIN_OP_WARN_LIMIT is 2W/Lsb, but the pin scale  in mp2891_read_word_data()
368 		 * is set to 1W/Lsb(using r/m/b scale), so the word data should be  in mp2891_read_word_data()
454 		 * should not be changed. The scale of PMBUS_VIN_OV_FAULT_LIMIT is 125mV/Lsb,  in mp2891_write_word_data()
455 		 * but the vin scale is set to 31.25mV/Lsb(using r/m/b scale), so the word data  in mp2891_write_word_data()
470 		 * The scale of MP2891 PMBUS_OT_FAULT_LIMIT and PMBUS_OT_WARN_LIMIT  in mp2891_write_word_data()
491 		 * The scale of PMBUS_IIN_OC_WARN_LIMIT is 0.5A/Lsb, but the iin scale  in mp2891_write_word_data()
492 		 * is set to 1A/Lsb(using r/m/b scale), so the word data should be  in mp2891_write_word_data()
499 		 * The scale of PMBUS_PIN_OP_WARN_LIMIT is 2W/Lsb, but the pin scale  in mp2891_write_word_data()
500 		 * is set to 1W/Lsb(using r/m/b scale), so the word data should be  in mp2891_write_word_data()
527 	/* set vin scale 31.25mV/Lsb */
532 	/* set temp scale 1000m°C/Lsb */