hc
2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf
kernel/drivers/iio/accel/adis16209.c
....@@ -1,9 +1,8 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23 * ADIS16209 Dual-Axis Digital Inclinometer and Accelerometer
34 *
45 * Copyright 2010 Analog Devices Inc.
5
- *
6
- * Licensed under the GPL-2 or later.
76 */
87
98 #include <linux/device.h>
....@@ -73,7 +72,7 @@
7372 #define ADIS16209_STAT_FLASH_UPT_FAIL_BIT 2
7473 /* Power supply above 3.625 V */
7574 #define ADIS16209_STAT_POWER_HIGH_BIT 1
76
-/* Power supply below 3.15 V */
75
+/* Power supply below 2.975 V */
7776 #define ADIS16209_STAT_POWER_LOW_BIT 0
7877
7978 #define ADIS16209_CMD_REG 0x3E
....@@ -241,7 +240,13 @@
241240 [ADIS16209_STAT_SPI_FAIL_BIT] = "SPI failure",
242241 [ADIS16209_STAT_FLASH_UPT_FAIL_BIT] = "Flash update failed",
243242 [ADIS16209_STAT_POWER_HIGH_BIT] = "Power supply above 3.625V",
244
- [ADIS16209_STAT_POWER_LOW_BIT] = "Power supply below 3.15V",
243
+ [ADIS16209_STAT_POWER_LOW_BIT] = "Power supply below 2.975V",
244
+};
245
+
246
+static const struct adis_timeout adis16209_timeouts = {
247
+ .reset_ms = ADIS16209_STARTUP_DELAY_MS,
248
+ .self_test_ms = ADIS16209_STARTUP_DELAY_MS,
249
+ .sw_reset_ms = ADIS16209_STARTUP_DELAY_MS,
245250 };
246251
247252 static const struct adis_data adis16209_data = {
....@@ -251,8 +256,9 @@
251256 .diag_stat_reg = ADIS16209_STAT_REG,
252257
253258 .self_test_mask = ADIS16209_MSC_CTRL_SELF_TEST_EN,
259
+ .self_test_reg = ADIS16209_MSC_CTRL_REG,
254260 .self_test_no_autoclear = true,
255
- .startup_delay = ADIS16209_STARTUP_DELAY_MS,
261
+ .timeouts = &adis16209_timeouts,
256262
257263 .status_error_msgs = adis16209_status_error_msgs,
258264 .status_error_mask = BIT(ADIS16209_STAT_SELFTEST_FAIL_BIT) |
....@@ -276,7 +282,6 @@
276282 spi_set_drvdata(spi, indio_dev);
277283
278284 indio_dev->name = spi->dev.driver->name;
279
- indio_dev->dev.parent = &spi->dev;
280285 indio_dev->info = &adis16209_info;
281286 indio_dev->channels = adis16209_channels;
282287 indio_dev->num_channels = ARRAY_SIZE(adis16209_channels);
....@@ -286,33 +291,15 @@
286291 if (ret)
287292 return ret;
288293
289
- ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL);
294
+ ret = devm_adis_setup_buffer_and_trigger(st, indio_dev, NULL);
290295 if (ret)
291296 return ret;
292297
293298 ret = adis_initial_startup(st);
294299 if (ret)
295
- goto error_cleanup_buffer_trigger;
296
- ret = iio_device_register(indio_dev);
297
- if (ret)
298
- goto error_cleanup_buffer_trigger;
300
+ return ret;
299301
300
- return 0;
301
-
302
-error_cleanup_buffer_trigger:
303
- adis_cleanup_buffer_and_trigger(st, indio_dev);
304
- return ret;
305
-}
306
-
307
-static int adis16209_remove(struct spi_device *spi)
308
-{
309
- struct iio_dev *indio_dev = spi_get_drvdata(spi);
310
- struct adis *st = iio_priv(indio_dev);
311
-
312
- iio_device_unregister(indio_dev);
313
- adis_cleanup_buffer_and_trigger(st, indio_dev);
314
-
315
- return 0;
302
+ return devm_iio_device_register(&spi->dev, indio_dev);
316303 }
317304
318305 static struct spi_driver adis16209_driver = {
....@@ -320,7 +307,6 @@
320307 .name = "adis16209",
321308 },
322309 .probe = adis16209_probe,
323
- .remove = adis16209_remove,
324310 };
325311 module_spi_driver(adis16209_driver);
326312
....@@ -328,3 +314,4 @@
328314 MODULE_DESCRIPTION("Analog Devices ADIS16209 Dual-Axis Digital Inclinometer and Accelerometer");
329315 MODULE_LICENSE("GPL v2");
330316 MODULE_ALIAS("spi:adis16209");
317
+MODULE_IMPORT_NS(IIO_ADISLIB);