Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * AL3010 - Dyna Image Ambient Light Sensor
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * Copyright (c) 2014, Intel Corporation.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  * Copyright (c) 2016, Dyna-Image Corp.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  * Copyright (c) 2020, David Heidelberg, Michał Mirosław, Dmitry Osipenko
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  * IIO driver for AL3010 (7-bit I2C slave address 0x1C).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11)  * TODO: interrupt support, thresholds
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12)  * When the driver will get support for interrupt handling, then interrupt
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13)  * will need to be disabled before turning sensor OFF in order to avoid
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14)  * potential races with the interrupt handling.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include <linux/bitfield.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #include <linux/i2c.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #include <linux/iio/iio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) #include <linux/iio/sysfs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #define AL3010_DRV_NAME "al3010"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) #define AL3010_REG_SYSTEM		0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #define AL3010_REG_DATA_LOW		0x0c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) #define AL3010_REG_CONFIG		0x10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) #define AL3010_CONFIG_DISABLE		0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) #define AL3010_CONFIG_ENABLE		0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) #define AL3010_GAIN_MASK		GENMASK(6,4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) #define AL3010_SCALE_AVAILABLE "1.1872 0.2968 0.0742 0.018"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) enum al3xxxx_range {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 	AL3XXX_RANGE_1, /* 77806 lx */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	AL3XXX_RANGE_2, /* 19542 lx */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 	AL3XXX_RANGE_3, /*  4863 lx */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	AL3XXX_RANGE_4  /*  1216 lx */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) static const int al3010_scales[][2] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	{0, 1187200}, {0, 296800}, {0, 74200}, {0, 18600}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) struct al3010_data {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	struct i2c_client *client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) static const struct iio_chan_spec al3010_channels[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 	{
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 		.type	= IIO_LIGHT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 		.info_mask_separate = BIT(IIO_CHAN_INFO_RAW) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 				      BIT(IIO_CHAN_INFO_SCALE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) static IIO_CONST_ATTR(in_illuminance_scale_available, AL3010_SCALE_AVAILABLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) static struct attribute *al3010_attributes[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 	&iio_const_attr_in_illuminance_scale_available.dev_attr.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) static const struct attribute_group al3010_attribute_group = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	.attrs = al3010_attributes,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) static int al3010_set_pwr(struct i2c_client *client, bool pwr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	u8 val = pwr ? AL3010_CONFIG_ENABLE : AL3010_CONFIG_DISABLE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	return i2c_smbus_write_byte_data(client, AL3010_REG_SYSTEM, val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) static void al3010_set_pwr_off(void *_data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 	struct al3010_data *data = _data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 	al3010_set_pwr(data->client, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) static int al3010_init(struct al3010_data *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	ret = al3010_set_pwr(data->client, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 		return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	ret = i2c_smbus_write_byte_data(data->client, AL3010_REG_CONFIG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 					FIELD_PREP(AL3010_GAIN_MASK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 						   AL3XXX_RANGE_3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 		return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) static int al3010_read_raw(struct iio_dev *indio_dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 			   struct iio_chan_spec const *chan, int *val,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 			   int *val2, long mask)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 	struct al3010_data *data = iio_priv(indio_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	switch (mask) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	case IIO_CHAN_INFO_RAW:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 		/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 		 * ALS ADC value is stored in two adjacent registers:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 		 * - low byte of output is stored at AL3010_REG_DATA_LOW
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 		 * - high byte of output is stored at AL3010_REG_DATA_LOW + 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 		 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 		ret = i2c_smbus_read_word_data(data->client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 					       AL3010_REG_DATA_LOW);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 		if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 			return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 		*val = ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 		return IIO_VAL_INT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	case IIO_CHAN_INFO_SCALE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 		ret = i2c_smbus_read_byte_data(data->client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 					       AL3010_REG_CONFIG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 		if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 			return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 		ret = FIELD_GET(AL3010_GAIN_MASK, ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 		*val = al3010_scales[ret][0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 		*val2 = al3010_scales[ret][1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 		return IIO_VAL_INT_PLUS_MICRO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) static int al3010_write_raw(struct iio_dev *indio_dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 			    struct iio_chan_spec const *chan, int val,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 			    int val2, long mask)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 	struct al3010_data *data = iio_priv(indio_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 	switch (mask) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	case IIO_CHAN_INFO_SCALE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 		for (i = 0; i < ARRAY_SIZE(al3010_scales); i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 			if (val != al3010_scales[i][0] ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 			    val2 != al3010_scales[i][1])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 				continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 			return i2c_smbus_write_byte_data(data->client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 					AL3010_REG_CONFIG,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 					FIELD_PREP(AL3010_GAIN_MASK, i));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 	return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) static const struct iio_info al3010_info = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 	.read_raw	= al3010_read_raw,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 	.write_raw	= al3010_write_raw,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 	.attrs		= &al3010_attribute_group,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) static int al3010_probe(struct i2c_client *client,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 			const struct i2c_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	struct al3010_data *data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	struct iio_dev *indio_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	if (!indio_dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 		return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 	data = iio_priv(indio_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	i2c_set_clientdata(client, indio_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 	data->client = client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 	indio_dev->info = &al3010_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 	indio_dev->name = AL3010_DRV_NAME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	indio_dev->channels = al3010_channels;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	indio_dev->num_channels = ARRAY_SIZE(al3010_channels);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	indio_dev->modes = INDIO_DIRECT_MODE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 	ret = al3010_init(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 	if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 		dev_err(&client->dev, "al3010 chip init failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 		return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 	ret = devm_add_action_or_reset(&client->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 					al3010_set_pwr_off,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 					data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 	if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 		return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 	return devm_iio_device_register(&client->dev, indio_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) static int __maybe_unused al3010_suspend(struct device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 	return al3010_set_pwr(to_i2c_client(dev), false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) static int __maybe_unused al3010_resume(struct device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	return al3010_set_pwr(to_i2c_client(dev), true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) static SIMPLE_DEV_PM_OPS(al3010_pm_ops, al3010_suspend, al3010_resume);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) static const struct i2c_device_id al3010_id[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 	{"al3010", },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 	{}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) MODULE_DEVICE_TABLE(i2c, al3010_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) static const struct of_device_id al3010_of_match[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 	{ .compatible = "dynaimage,al3010", },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 	{},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) MODULE_DEVICE_TABLE(of, al3010_of_match);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) static struct i2c_driver al3010_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 	.driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 		.name = AL3010_DRV_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 		.of_match_table = al3010_of_match,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 		.pm = &al3010_pm_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 	.probe		= al3010_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 	.id_table	= al3010_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) module_i2c_driver(al3010_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) MODULE_AUTHOR("Daniel Baluta <daniel.baluta@nxp.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) MODULE_AUTHOR("David Heidelberg <david@ixit.cz>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) MODULE_DESCRIPTION("AL3010 Ambient Light Sensor driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) MODULE_LICENSE("GPL v2");