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abd46274 | 1 | // SPDX-License-Identifier: GPL-2.0-only |
796f5692 AD |
2 | /* |
3 | * SPI access driver for TI TPS65912x PMICs | |
4 | * | |
4f4ed454 | 5 | * Copyright (C) 2015 Texas Instruments Incorporated - https://www.ti.com/ |
796f5692 AD |
6 | * Andrew F. Davis <afd@ti.com> |
7 | * | |
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8 | * Based on the TPS65218 driver and the previous TPS65912 driver by |
9 | * Margarita Olaya Cabrera <magi@slimlogic.co.uk> | |
10 | */ | |
11 | ||
12 | #include <linux/module.h> | |
13 | #include <linux/regmap.h> | |
14 | #include <linux/spi/spi.h> | |
15 | ||
16 | #include <linux/mfd/tps65912.h> | |
17 | ||
18 | static const struct of_device_id tps65912_spi_of_match_table[] = { | |
19 | { .compatible = "ti,tps65912", }, | |
20 | { /* sentinel */ } | |
21 | }; | |
9e364e87 | 22 | MODULE_DEVICE_TABLE(of, tps65912_spi_of_match_table); |
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23 | |
24 | static int tps65912_spi_probe(struct spi_device *spi) | |
25 | { | |
26 | struct tps65912 *tps; | |
27 | ||
28 | tps = devm_kzalloc(&spi->dev, sizeof(*tps), GFP_KERNEL); | |
29 | if (!tps) | |
30 | return -ENOMEM; | |
31 | ||
32 | spi_set_drvdata(spi, tps); | |
33 | tps->dev = &spi->dev; | |
34 | tps->irq = spi->irq; | |
35 | ||
36 | tps->regmap = devm_regmap_init_spi(spi, &tps65912_regmap_config); | |
37 | if (IS_ERR(tps->regmap)) { | |
38 | dev_err(tps->dev, "Failed to initialize register map\n"); | |
39 | return PTR_ERR(tps->regmap); | |
40 | } | |
41 | ||
42 | return tps65912_device_init(tps); | |
43 | } | |
44 | ||
a0386bba | 45 | static void tps65912_spi_remove(struct spi_device *spi) |
796f5692 | 46 | { |
0ec69542 | 47 | struct tps65912 *tps = spi_get_drvdata(spi); |
796f5692 | 48 | |
ec14d90d | 49 | tps65912_device_exit(tps); |
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50 | } |
51 | ||
52 | static const struct spi_device_id tps65912_spi_id_table[] = { | |
53 | { "tps65912", 0 }, | |
54 | { /* sentinel */ } | |
55 | }; | |
56 | MODULE_DEVICE_TABLE(spi, tps65912_spi_id_table); | |
57 | ||
58 | static struct spi_driver tps65912_spi_driver = { | |
59 | .driver = { | |
60 | .name = "tps65912", | |
61 | .of_match_table = tps65912_spi_of_match_table, | |
62 | }, | |
63 | .probe = tps65912_spi_probe, | |
64 | .remove = tps65912_spi_remove, | |
65 | .id_table = tps65912_spi_id_table, | |
66 | }; | |
67 | module_spi_driver(tps65912_spi_driver); | |
68 | ||
69 | MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>"); | |
70 | MODULE_DESCRIPTION("TPS65912x SPI Interface Driver"); | |
71 | MODULE_LICENSE("GPL v2"); |