151 	u32 sense;  in rescale_current_sense_amplifier_props()  local
157 	ret = device_property_read_u32(dev, "sense-resistor-micro-ohms",  in rescale_current_sense_amplifier_props()
158 				       &sense);  in rescale_current_sense_amplifier_props()
160 		dev_err(dev, "failed to read the sense resistance: %d\n", ret);  in rescale_current_sense_amplifier_props()
164 	device_property_read_u32(dev, "sense-gain-mult", &gain_mult);  in rescale_current_sense_amplifier_props()
165 	device_property_read_u32(dev, "sense-gain-div", &gain_div);  in rescale_current_sense_amplifier_props()
168 	 * Calculate the scaling factor, 1 / (gain * sense), or  in rescale_current_sense_amplifier_props()
169 	 * gain_div / (gain_mult * sense), while trying to keep the  in rescale_current_sense_amplifier_props()
172 	factor = gcd(sense, 1000000);  in rescale_current_sense_amplifier_props()
174 	rescale->denominator = sense / factor;  in rescale_current_sense_amplifier_props()
257 	{ .compatible = "current-sense-amplifier",
259 	{ .compatible = "current-sense-shunt",