1 // SPDX-License-Identifier: GPL-2.0-only
53 	struct z188_adc *adc = iio_priv(iio_dev);  in z188_iio_read_raw()  local
59 		tmp = readw(adc->base + chan->channel * 4);  in z188_iio_read_raw()
62 			dev_info(&iio_dev->dev,  in z188_iio_read_raw()
63 				"Oversampling error on ADC channel %d\n",  in z188_iio_read_raw()
64 				chan->channel);  in z188_iio_read_raw()
65 			return -EIO;  in z188_iio_read_raw()
71 		ret = -EINVAL;  in z188_iio_read_raw()
100 static int men_z188_probe(struct mcb_device *dev,  in men_z188_probe()  argument
103 	struct z188_adc *adc;  in men_z188_probe()  local
108 	indio_dev = devm_iio_device_alloc(&dev->dev, sizeof(struct z188_adc));  in men_z188_probe()
110 		return -ENOMEM;  in men_z188_probe()
112 	adc = iio_priv(indio_dev);  in men_z188_probe()
113 	indio_dev->name = "z188-adc";  in men_z188_probe()
114 	indio_dev->info = &z188_adc_info;  in men_z188_probe()
115 	indio_dev->modes = INDIO_DIRECT_MODE;  in men_z188_probe()
116 	indio_dev->channels = z188_adc_iio_channels;  in men_z188_probe()
117 	indio_dev->num_channels = ARRAY_SIZE(z188_adc_iio_channels);  in men_z188_probe()
119 	mem = mcb_request_mem(dev, "z188-adc");  in men_z188_probe()
123 	adc->base = ioremap(mem->start, resource_size(mem));  in men_z188_probe()
124 	if (adc->base == NULL)  in men_z188_probe()
127 	men_z188_config_channels(adc->base);  in men_z188_probe()
129 	adc->mem = mem;  in men_z188_probe()
130 	mcb_set_drvdata(dev, indio_dev);  in men_z188_probe()
139 	iounmap(adc->base);  in men_z188_probe()
142 	return -ENXIO;  in men_z188_probe()
145 static void men_z188_remove(struct mcb_device *dev)  in men_z188_remove()  argument
147 	struct iio_dev *indio_dev  = mcb_get_drvdata(dev);  in men_z188_remove()
148 	struct z188_adc *adc = iio_priv(indio_dev);  in men_z188_remove()  local
151 	iounmap(adc->base);  in men_z188_remove()
152 	mcb_release_mem(adc->mem);  in men_z188_remove()
163 		.name = "z188-adc",
173 MODULE_DESCRIPTION("IIO ADC driver for MEN 16z188 ADC Core");