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path: root/drivers/staging/iio/adc/max1363_core.c
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Diffstat (limited to 'drivers/staging/iio/adc/max1363_core.c')
-rw-r--r--drivers/staging/iio/adc/max1363_core.c623
1 files changed, 623 insertions, 0 deletions
diff --git a/drivers/staging/iio/adc/max1363_core.c b/drivers/staging/iio/adc/max1363_core.c
new file mode 100644
index 000000000000..9703881cb3f8
--- /dev/null
+++ b/drivers/staging/iio/adc/max1363_core.c
@@ -0,0 +1,623 @@
+ /*
+ * linux/drivers/industrialio/adc/max1363.c
+ * Copyright (C) 2008 Jonathan Cameron
+ *
+ * based on linux/drivers/i2c/chips/max123x
+ * Copyright (C) 2002-2004 Stefan Eletzhofer
+ *
+ * based on linux/drivers/acron/char/pcf8583.c
+ * Copyright (C) 2000 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * max1363.c
+ *
+ * Partial support for max1363 and similar chips.
+ *
+ * Not currently implemented.
+ *
+ * - Monitor interrrupt generation.
+ * - Control of internal reference.
+ * - Sysfs scan interface currently assumes unipolar mode.
+ */
+
+#include <linux/interrupt.h>
+#include <linux/gpio.h>
+#include <linux/workqueue.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/sysfs.h>
+#include <linux/list.h>
+#include <linux/i2c.h>
+#include <linux/rtc.h>
+#include <linux/regulator/consumer.h>
+
+#include "../iio.h"
+#include "../sysfs.h"
+
+#include "max1363.h"
+
+/* Available scan modes.
+ * Awkwardly the associated enum is in the header so it is available to
+ * the ring buffer code.
+ */
+static const struct max1363_mode max1363_mode_table[] = {
+ MAX1363_MODE_SINGLE(0),
+ MAX1363_MODE_SINGLE(1),
+ MAX1363_MODE_SINGLE(2),
+ MAX1363_MODE_SINGLE(3),
+ MAX1363_MODE_SINGLE(4),
+ MAX1363_MODE_SINGLE(5),
+ MAX1363_MODE_SINGLE(6),
+ MAX1363_MODE_SINGLE(7),
+ MAX1363_MODE_SINGLE(8),
+ MAX1363_MODE_SINGLE(9),
+ MAX1363_MODE_SINGLE(10),
+ MAX1363_MODE_SINGLE(11),
+
+ MAX1363_MODE_SINGLE_TIMES_8(0),
+ MAX1363_MODE_SINGLE_TIMES_8(1),
+ MAX1363_MODE_SINGLE_TIMES_8(2),
+ MAX1363_MODE_SINGLE_TIMES_8(3),
+ MAX1363_MODE_SINGLE_TIMES_8(4),
+ MAX1363_MODE_SINGLE_TIMES_8(5),
+ MAX1363_MODE_SINGLE_TIMES_8(6),
+ MAX1363_MODE_SINGLE_TIMES_8(7),
+ MAX1363_MODE_SINGLE_TIMES_8(8),
+ MAX1363_MODE_SINGLE_TIMES_8(9),
+ MAX1363_MODE_SINGLE_TIMES_8(10),
+ MAX1363_MODE_SINGLE_TIMES_8(11),
+
+ MAX1363_MODE_SCAN_TO_CHANNEL(1),
+ MAX1363_MODE_SCAN_TO_CHANNEL(2),
+ MAX1363_MODE_SCAN_TO_CHANNEL(3),
+ MAX1363_MODE_SCAN_TO_CHANNEL(4),
+ MAX1363_MODE_SCAN_TO_CHANNEL(5),
+ MAX1363_MODE_SCAN_TO_CHANNEL(6),
+ MAX1363_MODE_SCAN_TO_CHANNEL(7),
+ MAX1363_MODE_SCAN_TO_CHANNEL(8),
+ MAX1363_MODE_SCAN_TO_CHANNEL(9),
+ MAX1363_MODE_SCAN_TO_CHANNEL(10),
+ MAX1363_MODE_SCAN_TO_CHANNEL(11),
+
+ MAX1363_MODE_DIFF_SINGLE(0, 1),
+ MAX1363_MODE_DIFF_SINGLE(2, 3),
+ MAX1363_MODE_DIFF_SINGLE(4, 5),
+ MAX1363_MODE_DIFF_SINGLE(6, 7),
+ MAX1363_MODE_DIFF_SINGLE(8, 9),
+ MAX1363_MODE_DIFF_SINGLE(10, 11),
+ MAX1363_MODE_DIFF_SINGLE(1, 0),
+ MAX1363_MODE_DIFF_SINGLE(3, 2),
+ MAX1363_MODE_DIFF_SINGLE(5, 4),
+ MAX1363_MODE_DIFF_SINGLE(7, 6),
+ MAX1363_MODE_DIFF_SINGLE(9, 8),
+ MAX1363_MODE_DIFF_SINGLE(11, 10),
+
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(0, 1),
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(2, 3),
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(4, 5),
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(6, 7),
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(8, 9),
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(10, 11),
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(1, 0),
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(3, 2),
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(5, 4),
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(7, 6),
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(9, 8),
+ MAX1363_MODE_DIFF_SINGLE_TIMES_8(11, 10),
+
+ MAX1363_MODE_DIFF_SCAN_TO_CHANNEL_NAMED(0-1...2-3, 2, 2),
+ MAX1363_MODE_DIFF_SCAN_TO_CHANNEL_NAMED(0-1...4-5, 4, 3),
+ MAX1363_MODE_DIFF_SCAN_TO_CHANNEL_NAMED(0-1...6-7, 6, 4),
+ MAX1363_MODE_DIFF_SCAN_TO_CHANNEL_NAMED(0-1...8-9, 8, 5),
+ MAX1363_MODE_DIFF_SCAN_TO_CHANNEL_NAMED(0-1...10-11, 10, 6),
+ MAX1363_MODE_DIFF_SCAN_TO_CHANNEL_NAMED(1-0...3-2, 3, 2),
+ MAX1363_MODE_DIFF_SCAN_TO_CHANNEL_NAMED(1-0...5-4, 5, 3),
+ MAX1363_MODE_DIFF_SCAN_TO_CHANNEL_NAMED(1-0...7-6, 7, 4),
+ MAX1363_MODE_DIFF_SCAN_TO_CHANNEL_NAMED(1-0...9-8, 9, 5),
+ MAX1363_MODE_DIFF_SCAN_TO_CHANNEL_NAMED(1-0...11-10, 11, 6),
+
+ MAX1236_MODE_SCAN_MID_TO_CHANNEL(2, 3),
+ MAX1236_MODE_SCAN_MID_TO_CHANNEL(6, 7),
+ MAX1236_MODE_SCAN_MID_TO_CHANNEL(6, 8),
+ MAX1236_MODE_SCAN_MID_TO_CHANNEL(6, 9),
+ MAX1236_MODE_SCAN_MID_TO_CHANNEL(6, 10),
+ MAX1236_MODE_SCAN_MID_TO_CHANNEL(6, 11),
+
+ MAX1236_MODE_DIFF_SCAN_MID_TO_CHANNEL_NAMED(6-7...8-9, 8, 2),
+ MAX1236_MODE_DIFF_SCAN_MID_TO_CHANNEL_NAMED(6-7...10-11, 10, 3),
+ MAX1236_MODE_DIFF_SCAN_MID_TO_CHANNEL_NAMED(7-6...9-8, 9, 2),
+ MAX1236_MODE_DIFF_SCAN_MID_TO_CHANNEL_NAMED(7-6...11-10, 11, 3),
+};
+
+/* Applies to max1363 */
+static const enum max1363_modes max1363_mode_list[] = {
+ _s0, _s1, _s2, _s3,
+ se0, se1, se2, se3,
+ s0to1, s0to2, s0to3,
+ d0m1, d2m3, d1m0, d3m2,
+ de0m1, de2m3, de1m0, de3m2,
+ d0m1to2m3, d1m0to3m2,
+};
+
+/* Appies to max1236, max1237 */
+static const enum max1363_modes max1236_mode_list[] = {
+ _s0, _s1, _s2, _s3,
+ se0, se1, se2, se3,
+ s0to1, s0to2, s0to3,
+ d0m1, d2m3, d1m0, d3m2,
+ de0m1, de2m3, de1m0, de3m2,
+ d0m1to2m3, d1m0to3m2,
+ s2to3,
+};
+
+/* Applies to max1238, max1239 */
+static const enum max1363_modes max1238_mode_list[] = {
+ _s0, _s1, _s2, _s3, _s4, _s5, _s6, _s7, _s8, _s9, _s10, _s11,
+ se0, se1, se2, se3, se4, se5, se6, se7, se8, se9, se10, se11,
+ s0to1, s0to2, s0to3, s0to4, s0to5, s0to6,
+ s0to7, s0to8, s0to9, s0to10, s0to11,
+ d0m1, d2m3, d4m5, d6m7, d8m9, d10m11,
+ d1m0, d3m2, d5m4, d7m6, d9m8, d11m10,
+ de0m1, de2m3, de4m5, de6m7, de8m9, de10m11,
+ de1m0, de3m2, de5m4, de7m6, de9m8, de11m10,
+ d0m1to2m3, d0m1to4m5, d0m1to6m7, d0m1to8m9, d0m1to10m11,
+ d1m0to3m2, d1m0to5m4, d1m0to7m6, d1m0to9m8, d1m0to11m10,
+ s6to7, s6to8, s6to9, s6to10, s6to11,
+ s6m7to8m9, s6m7to10m11, s7m6to9m8, s7m6to11m10,
+};
+
+
+enum { max1361,
+ max1362,
+ max1363,
+ max1364,
+ max1136,
+ max1137,
+ max1138,
+ max1139,
+ max1236,
+ max1237,
+ max1238,
+ max1239,
+};
+
+/* max1363 and max1368 tested - rest from data sheet */
+static const struct max1363_chip_info max1363_chip_info_tbl[] = {
+ {
+ .name = "max1361",
+ .num_inputs = 4,
+ .monitor_mode = 1,
+ .mode_list = max1363_mode_list,
+ .num_modes = ARRAY_SIZE(max1363_mode_list),
+ .default_mode = s0to3,
+ }, {
+ .name = "max1362",
+ .num_inputs = 4,
+ .monitor_mode = 1,
+ .mode_list = max1363_mode_list,
+ .num_modes = ARRAY_SIZE(max1363_mode_list),
+ .default_mode = s0to3,
+ }, {
+ .name = "max1363",
+ .num_inputs = 4,
+ .monitor_mode = 1,
+ .mode_list = max1363_mode_list,
+ .num_modes = ARRAY_SIZE(max1363_mode_list),
+ .default_mode = s0to3,
+ }, {
+ .name = "max1364",
+ .num_inputs = 4,
+ .monitor_mode = 1,
+ .mode_list = max1363_mode_list,
+ .num_modes = ARRAY_SIZE(max1363_mode_list),
+ .default_mode = s0to3,
+ }, {
+ .name = "max1136",
+ .num_inputs = 4,
+ .int_vref_mv = 4096,
+ .mode_list = max1236_mode_list,
+ .num_modes = ARRAY_SIZE(max1236_mode_list),
+ .default_mode = s0to3,
+ }, {
+ .name = "max1137",
+ .num_inputs = 4,
+ .int_vref_mv = 2048,
+ .mode_list = max1236_mode_list,
+ .num_modes = ARRAY_SIZE(max1236_mode_list),
+ .default_mode = s0to3,
+ }, {
+ .name = "max1138",
+ .num_inputs = 12,
+ .int_vref_mv = 4096,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ }, {
+ .name = "max1139",
+ .num_inputs = 12,
+ .int_vref_mv = 2048,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ }, {
+ .name = "max1236",
+ .num_inputs = 4,
+ .int_vref_mv = 4096,
+ .mode_list = max1236_mode_list,
+ .num_modes = ARRAY_SIZE(max1236_mode_list),
+ .default_mode = s0to3,
+ }, {
+ .name = "max1237",
+ .num_inputs = 4,
+ .int_vref_mv = 2048,
+ .mode_list = max1236_mode_list,
+ .num_modes = ARRAY_SIZE(max1236_mode_list),
+ .default_mode = s0to3,
+ }, {
+ .name = "max1238",
+ .num_inputs = 12,
+ .int_vref_mv = 4096,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ }, {
+ .name = "max1239",
+ .num_inputs = 12,
+ .int_vref_mv = 2048,
+ .mode_list = max1238_mode_list,
+ .num_modes = ARRAY_SIZE(max1238_mode_list),
+ .default_mode = s0to11,
+ },
+};
+
+static int max1363_write_basic_config(struct i2c_client *client,
+ unsigned char d1,
+ unsigned char d2)
+{
+ int ret;
+ u8 *tx_buf = kmalloc(2 , GFP_KERNEL);
+ if (!tx_buf)
+ return -ENOMEM;
+ tx_buf[0] = d1;
+ tx_buf[1] = d2;
+
+ ret = i2c_master_send(client, tx_buf, 2);
+ kfree(tx_buf);
+ return (ret > 0) ? 0 : ret;
+}
+
+static int max1363_set_scan_mode(struct max1363_state *st)
+{
+ st->configbyte &= ~(MAX1363_CHANNEL_SEL_MASK
+ | MAX1363_SCAN_MASK
+ | MAX1363_SE_DE_MASK);
+ st->configbyte |= st->current_mode->conf;
+
+ return max1363_write_basic_config(st->client,
+ st->setupbyte,
+ st->configbyte);
+}
+
+static int max1363_initial_setup(struct max1363_state *st)
+{
+ st->setupbyte = MAX1363_SETUP_AIN3_IS_AIN3_REF_IS_VDD
+ | MAX1363_SETUP_POWER_UP_INT_REF
+ | MAX1363_SETUP_INT_CLOCK
+ | MAX1363_SETUP_UNIPOLAR
+ | MAX1363_SETUP_NORESET;
+
+ /* Set scan mode writes the config anyway so wait until then*/
+ st->setupbyte = MAX1363_SETUP_BYTE(st->setupbyte);
+ st->current_mode = &max1363_mode_table[st->chip_info->default_mode];
+ st->configbyte = MAX1363_CONFIG_BYTE(st->configbyte);
+
+ return max1363_set_scan_mode(st);
+}
+
+static ssize_t max1363_show_av_scan_modes(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct iio_dev *dev_info = dev_get_drvdata(dev);
+ struct max1363_state *st = dev_info->dev_data;
+ int i, len = 0;
+
+ for (i = 0; i < st->chip_info->num_modes; i++)
+ len += sprintf(buf + len, "%s ",
+ max1363_mode_table[st->chip_info
+ ->mode_list[i]].name);
+ len += sprintf(buf + len, "\n");
+
+ return len;
+}
+
+
+/* The dev here is the sysfs related one, not the underlying i2c one */
+static ssize_t max1363_scan_direct(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct iio_dev *dev_info = dev_get_drvdata(dev);
+ struct max1363_state *st = dev_info->dev_data;
+ int len = 0, ret, i;
+ struct i2c_client *client = st->client;
+ char *rxbuf;
+
+ if (st->current_mode->numvals == 0)
+ return 0;
+ rxbuf = kmalloc(st->current_mode->numvals*2, GFP_KERNEL);
+ if (rxbuf == NULL)
+ return -ENOMEM;
+
+ /* Interpretation depends on whether these are signed or not!*/
+ /* Assume not for now */
+ ret = i2c_master_recv(client, rxbuf, st->current_mode->numvals*2);
+
+ if (ret < 0)
+ return ret;
+ for (i = 0; i < st->current_mode->numvals; i++)
+ len += sprintf(buf+len, "%d ",
+ ((int)(rxbuf[i*2+0]&0x0F) << 8)
+ + ((int)(rxbuf[i*2+1])));
+ kfree(rxbuf);
+ len += sprintf(buf + len, "\n");
+
+ return len;
+}
+
+static ssize_t max1363_scan(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct iio_dev *dev_info = dev_get_drvdata(dev);
+ int ret;
+
+ mutex_lock(&dev_info->mlock);
+ if (dev_info->currentmode == INDIO_RING_TRIGGERED)
+ ret = max1363_scan_from_ring(dev, attr, buf);
+ else
+ ret = max1363_scan_direct(dev, attr, buf);
+ mutex_unlock(&dev_info->mlock);
+
+ return ret;
+}
+
+/* Cannot query the device, so use local copy of state */
+static ssize_t max1363_show_scan_mode(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct iio_dev *dev_info = dev_get_drvdata(dev);
+ struct max1363_state *st = dev_info->dev_data;
+
+ return sprintf(buf, "%s\n", st->current_mode->name);
+}
+
+static const struct max1363_mode
+*__max1363_find_mode_in_ci(const struct max1363_chip_info *info,
+ const char *buf)
+{
+ int i;
+ for (i = 0; i < info->num_modes; i++)
+ if (strcmp(max1363_mode_table[info->mode_list[i]].name, buf)
+ == 0)
+ return &max1363_mode_table[info->mode_list[i]];
+ return NULL;
+}
+
+static ssize_t max1363_store_scan_mode(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t len)
+{
+ struct iio_dev *dev_info = dev_get_drvdata(dev);
+ struct max1363_state *st = dev_info->dev_data;
+ const struct max1363_mode *new_mode;
+ int ret;
+
+ mutex_lock(&dev_info->mlock);
+ new_mode = NULL;
+ /* Avoid state changes if a ring buffer is enabled */
+ if (!iio_ring_enabled(dev_info)) {
+ new_mode
+ = __max1363_find_mode_in_ci(st->chip_info, buf);
+ if (!new_mode) {
+ ret = -EINVAL;
+ goto error_ret;
+ }
+ st->current_mode = new_mode;
+ ret = max1363_set_scan_mode(st);
+ if (ret)
+ goto error_ret;
+ } else {
+ ret = -EBUSY;
+ goto error_ret;
+ }
+ mutex_unlock(&dev_info->mlock);
+
+ return len;
+
+error_ret:
+ mutex_unlock(&dev_info->mlock);
+
+ return ret;
+}
+
+IIO_DEV_ATTR_AVAIL_SCAN_MODES(max1363_show_av_scan_modes);
+IIO_DEV_ATTR_SCAN_MODE(S_IRUGO | S_IWUSR,
+ max1363_show_scan_mode,
+ max1363_store_scan_mode);
+
+IIO_DEV_ATTR_SCAN(max1363_scan);
+
+static ssize_t max1363_show_name(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct iio_dev *dev_info = dev_get_drvdata(dev);
+ struct max1363_state *st = dev_info->dev_data;
+ return sprintf(buf, "%s\n", st->chip_info->name);
+}
+
+IIO_DEVICE_ATTR(name, S_IRUGO, max1363_show_name, NULL, 0);
+
+/*name export */
+
+static struct attribute *max1363_attributes[] = {
+ &iio_dev_attr_available_scan_modes.dev_attr.attr,
+ &iio_dev_attr_scan_mode.dev_attr.attr,
+ &iio_dev_attr_scan.dev_attr.attr,
+ &iio_dev_attr_name.dev_attr.attr,
+ NULL,
+};
+
+static const struct attribute_group max1363_attribute_group = {
+ .attrs = max1363_attributes,
+};
+
+static int __devinit max1363_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ int ret, i, regdone = 0;
+ struct max1363_state *st = kzalloc(sizeof(*st), GFP_KERNEL);
+ if (st == NULL) {
+ ret = -ENOMEM;
+ goto error_ret;
+ }
+
+ /* this is only used for device removal purposes */
+ i2c_set_clientdata(client, st);
+
+ atomic_set(&st->protect_ring, 0);
+
+ /* Find the chip model specific data */
+ for (i = 0; i < ARRAY_SIZE(max1363_chip_info_tbl); i++)
+ if (!strcmp(max1363_chip_info_tbl[i].name, id->name)) {
+ st->chip_info = &max1363_chip_info_tbl[i];
+ break;
+ };
+ /* Unsupported chip */
+ if (!st->chip_info) {
+ dev_err(&client->dev, "%s is not supported\n", id->name);
+ ret = -ENODEV;
+ goto error_free_st;
+ }
+ st->reg = regulator_get(&client->dev, "vcc");
+ if (!IS_ERR(st->reg)) {
+ ret = regulator_enable(st->reg);
+ if (ret)
+ goto error_put_reg;
+ }
+ st->client = client;
+
+ st->indio_dev = iio_allocate_device();
+ if (st->indio_dev == NULL) {
+ ret = -ENOMEM;
+ goto error_disable_reg;
+ }
+
+ /* Estabilish that the iio_dev is a child of the i2c device */
+ st->indio_dev->dev.parent = &client->dev;
+ st->indio_dev->attrs = &max1363_attribute_group;
+ st->indio_dev->dev_data = (void *)(st);
+ st->indio_dev->driver_module = THIS_MODULE;
+ st->indio_dev->modes = INDIO_DIRECT_MODE;
+
+ ret = max1363_initial_setup(st);
+ if (ret)
+ goto error_free_device;
+
+ ret = max1363_register_ring_funcs_and_init(st->indio_dev);
+ if (ret)
+ goto error_free_device;
+
+ ret = iio_device_register(st->indio_dev);
+ if (ret)
+ goto error_cleanup_ring;
+ regdone = 1;
+ ret = max1363_initialize_ring(st->indio_dev->ring);
+ if (ret)
+ goto error_cleanup_ring;
+ return 0;
+error_cleanup_ring:
+ max1363_ring_cleanup(st->indio_dev);
+error_free_device:
+ if (!regdone)
+ iio_free_device(st->indio_dev);
+ else
+ iio_device_unregister(st->indio_dev);
+error_disable_reg:
+ if (!IS_ERR(st->reg))
+ regulator_disable(st->reg);
+error_put_reg:
+ if (!IS_ERR(st->reg))
+ regulator_put(st->reg);
+error_free_st:
+ kfree(st);
+
+error_ret:
+ return ret;
+}
+
+static int max1363_remove(struct i2c_client *client)
+{
+ struct max1363_state *st = i2c_get_clientdata(client);
+ struct iio_dev *indio_dev = st->indio_dev;
+ max1363_uninitialize_ring(indio_dev->ring);
+ max1363_ring_cleanup(indio_dev);
+ iio_device_unregister(indio_dev);
+ if (!IS_ERR(st->reg)) {
+ regulator_disable(st->reg);
+ regulator_put(st->reg);
+ }
+ kfree(st);
+
+ return 0;
+}
+
+static const struct i2c_device_id max1363_id[] = {
+ { "max1361", max1361 },
+ { "max1362", max1362 },
+ { "max1363", max1363 },
+ { "max1364", max1364 },
+ { "max1136", max1136 },
+ { "max1137", max1137 },
+ { "max1138", max1138 },
+ { "max1139", max1139 },
+ { "max1236", max1236 },
+ { "max1237", max1237 },
+ { "max1238", max1238 },
+ { "max1239", max1239 },
+ {}
+};
+
+MODULE_DEVICE_TABLE(i2c, max1363_id);
+
+static struct i2c_driver max1363_driver = {
+ .driver = {
+ .name = "max1363",
+ },
+ .probe = max1363_probe,
+ .remove = max1363_remove,
+ .id_table = max1363_id,
+};
+
+static __init int max1363_init(void)
+{
+ return i2c_add_driver(&max1363_driver);
+}
+
+static __exit void max1363_exit(void)
+{
+ i2c_del_driver(&max1363_driver);
+}
+
+MODULE_AUTHOR("Jonathan Cameron <jic23@cam.ac.uk>");
+MODULE_DESCRIPTION("Maxim 1363 ADC");
+MODULE_LICENSE("GPL v2");
+
+module_init(max1363_init);
+module_exit(max1363_exit);
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-02 22:08:32 +0000