hc
2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf
kernel/drivers/staging/iio/accel/adis16203.c
....@@ -1,9 +1,8 @@
1
+// SPDX-License-Identifier: GPL-2.0+
12 /*
23 * ADIS16203 Programmable 360 Degrees Inclinometer
34 *
45 * Copyright 2010 Analog Devices Inc.
5
- *
6
- * Licensed under the GPL-2 or later.
76 */
87
98 #include <linux/delay.h>
....@@ -123,7 +122,7 @@
123122 /* Power supply above 3.625 V */
124123 #define ADIS16203_DIAG_STAT_POWER_HIGH_BIT 1
125124
126
-/* Power supply below 3.15 V */
125
+/* Power supply below 2.975 V */
127126 #define ADIS16203_DIAG_STAT_POWER_LOW_BIT 0
128127
129128 /* GLOB_CMD */
....@@ -235,7 +234,13 @@
235234 [ADIS16203_DIAG_STAT_SPI_FAIL_BIT] = "SPI failure",
236235 [ADIS16203_DIAG_STAT_FLASH_UPT_BIT] = "Flash update failed",
237236 [ADIS16203_DIAG_STAT_POWER_HIGH_BIT] = "Power supply above 3.625V",
238
- [ADIS16203_DIAG_STAT_POWER_LOW_BIT] = "Power supply below 3.15V",
237
+ [ADIS16203_DIAG_STAT_POWER_LOW_BIT] = "Power supply below 2.975V",
238
+};
239
+
240
+static const struct adis_timeout adis16203_timeouts = {
241
+ .reset_ms = ADIS16203_STARTUP_DELAY,
242
+ .sw_reset_ms = ADIS16203_STARTUP_DELAY,
243
+ .self_test_ms = ADIS16203_STARTUP_DELAY
239244 };
240245
241246 static const struct adis_data adis16203_data = {
....@@ -245,8 +250,9 @@
245250 .diag_stat_reg = ADIS16203_DIAG_STAT,
246251
247252 .self_test_mask = ADIS16203_MSC_CTRL_SELF_TEST_EN,
253
+ .self_test_reg = ADIS16203_MSC_CTRL,
248254 .self_test_no_autoclear = true,
249
- .startup_delay = ADIS16203_STARTUP_DELAY,
255
+ .timeouts = &adis16203_timeouts,
250256
251257 .status_error_msgs = adis16203_status_error_msgs,
252258 .status_error_mask = BIT(ADIS16203_DIAG_STAT_SELFTEST_FAIL_BIT) |
....@@ -271,7 +277,6 @@
271277 spi_set_drvdata(spi, indio_dev);
272278
273279 indio_dev->name = spi->dev.driver->name;
274
- indio_dev->dev.parent = &spi->dev;
275280 indio_dev->channels = adis16203_channels;
276281 indio_dev->num_channels = ARRAY_SIZE(adis16203_channels);
277282 indio_dev->info = &adis16203_info;
....@@ -281,43 +286,31 @@
281286 if (ret)
282287 return ret;
283288
284
- ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL);
289
+ ret = devm_adis_setup_buffer_and_trigger(st, indio_dev, NULL);
285290 if (ret)
286291 return ret;
287292
288293 /* Get the device into a sane initial state */
289294 ret = adis_initial_startup(st);
290295 if (ret)
291
- goto error_cleanup_buffer_trigger;
296
+ return ret;
292297
293
- ret = iio_device_register(indio_dev);
294
- if (ret)
295
- goto error_cleanup_buffer_trigger;
296
-
297
- return 0;
298
-
299
-error_cleanup_buffer_trigger:
300
- adis_cleanup_buffer_and_trigger(st, indio_dev);
301
- return ret;
298
+ return devm_iio_device_register(&spi->dev, indio_dev);
302299 }
303300
304
-static int adis16203_remove(struct spi_device *spi)
305
-{
306
- struct iio_dev *indio_dev = spi_get_drvdata(spi);
307
- struct adis *st = iio_priv(indio_dev);
301
+static const struct of_device_id adis16203_of_match[] = {
302
+ { .compatible = "adi,adis16203" },
303
+ { },
304
+};
308305
309
- iio_device_unregister(indio_dev);
310
- adis_cleanup_buffer_and_trigger(st, indio_dev);
311
-
312
- return 0;
313
-}
306
+MODULE_DEVICE_TABLE(of, adis16203_of_match);
314307
315308 static struct spi_driver adis16203_driver = {
316309 .driver = {
317310 .name = "adis16203",
311
+ .of_match_table = adis16203_of_match,
318312 },
319313 .probe = adis16203_probe,
320
- .remove = adis16203_remove,
321314 };
322315 module_spi_driver(adis16203_driver);
323316
....@@ -325,3 +318,4 @@
325318 MODULE_DESCRIPTION("Analog Devices ADIS16203 Programmable 360 Degrees Inclinometer");
326319 MODULE_LICENSE("GPL v2");
327320 MODULE_ALIAS("spi:adis16203");
321
+MODULE_IMPORT_NS(IIO_ADISLIB);