1*abd46274SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only
2796f5692SAndrew F. Davis /*
3796f5692SAndrew F. Davis * SPI access driver for TI TPS65912x PMICs
4796f5692SAndrew F. Davis *
54f4ed454SAlexander A. Klimov * Copyright (C) 2015 Texas Instruments Incorporated - https://www.ti.com/
6796f5692SAndrew F. Davis * Andrew F. Davis <afd@ti.com>
7796f5692SAndrew F. Davis *
8796f5692SAndrew F. Davis * Based on the TPS65218 driver and the previous TPS65912 driver by
9796f5692SAndrew F. Davis * Margarita Olaya Cabrera <magi@slimlogic.co.uk>
10796f5692SAndrew F. Davis */
11796f5692SAndrew F. Davis
12796f5692SAndrew F. Davis #include <linux/module.h>
13796f5692SAndrew F. Davis #include <linux/regmap.h>
14796f5692SAndrew F. Davis #include <linux/spi/spi.h>
15796f5692SAndrew F. Davis
16796f5692SAndrew F. Davis #include <linux/mfd/tps65912.h>
17796f5692SAndrew F. Davis
18796f5692SAndrew F. Davis static const struct of_device_id tps65912_spi_of_match_table[] = {
19796f5692SAndrew F. Davis { .compatible = "ti,tps65912", },
20796f5692SAndrew F. Davis { /* sentinel */ }
21796f5692SAndrew F. Davis };
229e364e87SDaniel Gomez MODULE_DEVICE_TABLE(of, tps65912_spi_of_match_table);
23796f5692SAndrew F. Davis
tps65912_spi_probe(struct spi_device * spi)24796f5692SAndrew F. Davis static int tps65912_spi_probe(struct spi_device *spi)
25796f5692SAndrew F. Davis {
26796f5692SAndrew F. Davis struct tps65912 *tps;
27796f5692SAndrew F. Davis
28796f5692SAndrew F. Davis tps = devm_kzalloc(&spi->dev, sizeof(*tps), GFP_KERNEL);
29796f5692SAndrew F. Davis if (!tps)
30796f5692SAndrew F. Davis return -ENOMEM;
31796f5692SAndrew F. Davis
32796f5692SAndrew F. Davis spi_set_drvdata(spi, tps);
33796f5692SAndrew F. Davis tps->dev = &spi->dev;
34796f5692SAndrew F. Davis tps->irq = spi->irq;
35796f5692SAndrew F. Davis
36796f5692SAndrew F. Davis tps->regmap = devm_regmap_init_spi(spi, &tps65912_regmap_config);
37796f5692SAndrew F. Davis if (IS_ERR(tps->regmap)) {
38796f5692SAndrew F. Davis dev_err(tps->dev, "Failed to initialize register map\n");
39796f5692SAndrew F. Davis return PTR_ERR(tps->regmap);
40796f5692SAndrew F. Davis }
41796f5692SAndrew F. Davis
42796f5692SAndrew F. Davis return tps65912_device_init(tps);
43796f5692SAndrew F. Davis }
44796f5692SAndrew F. Davis
tps65912_spi_remove(struct spi_device * spi)45a0386bbaSUwe Kleine-König static void tps65912_spi_remove(struct spi_device *spi)
46796f5692SAndrew F. Davis {
470ec69542SAndrew F. Davis struct tps65912 *tps = spi_get_drvdata(spi);
48796f5692SAndrew F. Davis
49ec14d90dSUwe Kleine-König tps65912_device_exit(tps);
50796f5692SAndrew F. Davis }
51796f5692SAndrew F. Davis
52796f5692SAndrew F. Davis static const struct spi_device_id tps65912_spi_id_table[] = {
53796f5692SAndrew F. Davis { "tps65912", 0 },
54796f5692SAndrew F. Davis { /* sentinel */ }
55796f5692SAndrew F. Davis };
56796f5692SAndrew F. Davis MODULE_DEVICE_TABLE(spi, tps65912_spi_id_table);
57796f5692SAndrew F. Davis
58796f5692SAndrew F. Davis static struct spi_driver tps65912_spi_driver = {
59796f5692SAndrew F. Davis .driver = {
60796f5692SAndrew F. Davis .name = "tps65912",
61796f5692SAndrew F. Davis .of_match_table = tps65912_spi_of_match_table,
62796f5692SAndrew F. Davis },
63796f5692SAndrew F. Davis .probe = tps65912_spi_probe,
64796f5692SAndrew F. Davis .remove = tps65912_spi_remove,
65796f5692SAndrew F. Davis .id_table = tps65912_spi_id_table,
66796f5692SAndrew F. Davis };
67796f5692SAndrew F. Davis module_spi_driver(tps65912_spi_driver);
68796f5692SAndrew F. Davis
69796f5692SAndrew F. Davis MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>");
70796f5692SAndrew F. Davis MODULE_DESCRIPTION("TPS65912x SPI Interface Driver");
71796f5692SAndrew F. Davis MODULE_LICENSE("GPL v2");
72