1 // SPDX-License-Identifier: GPL-2.0-or-later
7  * sensors BMA150 and SMB380.
11  * http://www.bosch-sensortec.com/content/language1/downloads/BST-BMA150-DS000-07.pdf
25 #define ABSMIN_ACC_VAL		-(ABSMAX_ACC_VAL)
27 /* Each axis is represented by a 2-byte data word */
83 /* Any-motion interrupt register fields */
99 /* High-G interrupt register fields */
111 /* Low-G interrupt register fields */
155 	if (client->irq)  in bma150_write_byte()
156 		disable_irq_nosync(client->irq);  in bma150_write_byte()
160 	if (client->irq)  in bma150_write_byte()
161 		enable_irq(client->irq);  in bma150_write_byte()
183 	error = bma150_set_reg_bits(bma150->client, mode, BMA150_WAKE_UP_POS,  in bma150_set_mode()
188 	error = bma150_set_reg_bits(bma150->client, mode, BMA150_SLEEP_POS,  in bma150_set_mode()
196 	bma150->mode = mode;  in bma150_set_mode()
204 	error = bma150_set_reg_bits(bma150->client, 1, BMA150_SW_RES_POS,  in bma150_soft_reset()
215 	return bma150_set_reg_bits(bma150->client, range, BMA150_RANGE_POS,  in bma150_set_range()
221 	return bma150_set_reg_bits(bma150->client, bw, BMA150_BANDWIDTH_POS,  in bma150_set_bandwidth()
230 	error = bma150_set_reg_bits(bma150->client, hyst,  in bma150_set_low_g_interrupt()
236 	error = bma150_write_byte(bma150->client, BMA150_LOW_G_DUR_REG, dur);  in bma150_set_low_g_interrupt()
240 	error = bma150_write_byte(bma150->client, BMA150_LOW_G_THRES_REG, thres);  in bma150_set_low_g_interrupt()
244 	return bma150_set_reg_bits(bma150->client, !!enable,  in bma150_set_low_g_interrupt()
254 	error = bma150_set_reg_bits(bma150->client, hyst,  in bma150_set_high_g_interrupt()
260 	error = bma150_write_byte(bma150->client,  in bma150_set_high_g_interrupt()
265 	error = bma150_write_byte(bma150->client,  in bma150_set_high_g_interrupt()
270 	return bma150_set_reg_bits(bma150->client, !!enable,  in bma150_set_high_g_interrupt()
281 	error = bma150_set_reg_bits(bma150->client, dur,  in bma150_set_any_motion_interrupt()
288 	error = bma150_write_byte(bma150->client,  in bma150_set_any_motion_interrupt()
293 	error = bma150_set_reg_bits(bma150->client, !!enable,  in bma150_set_any_motion_interrupt()
299 	return bma150_set_reg_bits(bma150->client, !!enable,  in bma150_set_any_motion_interrupt()
311 	ret = i2c_smbus_read_i2c_block_data(bma150->client,  in bma150_report_xyz()
324 	input_report_abs(bma150->input, ABS_X, x);  in bma150_report_xyz()
325 	input_report_abs(bma150->input, ABS_Y, y);  in bma150_report_xyz()
326 	input_report_abs(bma150->input, ABS_Z, z);  in bma150_report_xyz()
327 	input_sync(bma150->input);  in bma150_report_xyz()
349 	error = pm_runtime_get_sync(&bma150->client->dev);  in bma150_open()
350 	if (error < 0 && error != -ENOSYS)  in bma150_open()
357 	if (bma150->mode != BMA150_MODE_NORMAL) {  in bma150_open()
370 	pm_runtime_put_sync(&bma150->client->dev);  in bma150_close()
372 	if (bma150->mode != BMA150_MODE_SLEEP)  in bma150_close()
385 	error = bma150_set_bandwidth(bma150, cfg->bandwidth);  in bma150_initialize()
389 	error = bma150_set_range(bma150, cfg->range);  in bma150_initialize()
393 	if (bma150->client->irq) {  in bma150_initialize()
395 					cfg->any_motion_int,  in bma150_initialize()
396 					cfg->any_motion_dur,  in bma150_initialize()
397 					cfg->any_motion_thres);  in bma150_initialize()
402 					cfg->hg_int, cfg->hg_hyst,  in bma150_initialize()
403 					cfg->hg_dur, cfg->hg_thres);  in bma150_initialize()
408 					cfg->lg_int, cfg->lg_hyst,  in bma150_initialize()
409 					cfg->lg_dur, cfg->lg_thres);  in bma150_initialize()
420 			dev_get_platdata(&client->dev);  in bma150_probe()
427 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {  in bma150_probe()
428 		dev_err(&client->dev, "i2c_check_functionality error\n");  in bma150_probe()
429 		return -EIO;  in bma150_probe()
434 		dev_err(&client->dev, "BMA150 chip id error: %d\n", chip_id);  in bma150_probe()
435 		return -EINVAL;  in bma150_probe()
438 	bma150 = devm_kzalloc(&client->dev, sizeof(*bma150), GFP_KERNEL);  in bma150_probe()
440 		return -ENOMEM;  in bma150_probe()
442 	bma150->client = client;  in bma150_probe()
445 		if (pdata->irq_gpio_cfg) {  in bma150_probe()
446 			error = pdata->irq_gpio_cfg();  in bma150_probe()
448 				dev_err(&client->dev,  in bma150_probe()
450 					client->irq, error);  in bma150_probe()
454 		cfg = &pdata->cfg;  in bma150_probe()
463 	idev = devm_input_allocate_device(&bma150->client->dev);  in bma150_probe()
465 		return -ENOMEM;  in bma150_probe()
468 	bma150->input = idev;  in bma150_probe()
470 	idev->name = BMA150_DRIVER;  in bma150_probe()
471 	idev->phys = BMA150_DRIVER "/input0";  in bma150_probe()
472 	idev->id.bustype = BUS_I2C;  in bma150_probe()
474 	idev->open = bma150_open;  in bma150_probe()
475 	idev->close = bma150_close;  in bma150_probe()
481 	if (client->irq <= 0) {  in bma150_probe()
495 	if (client->irq > 0) {  in bma150_probe()
496 		error = devm_request_threaded_irq(&client->dev, client->irq,  in bma150_probe()
501 			dev_err(&client->dev,  in bma150_probe()
503 				client->irq, error);  in bma150_probe()
510 	pm_runtime_enable(&client->dev);  in bma150_probe()
517 	pm_runtime_disable(&client->dev);  in bma150_remove()
560 MODULE_AUTHOR("Albert Zhang <xu.zhang@bosch-sensortec.com>");