]>
Commit | Line | Data |
---|---|---|
af0ba001 PA |
1 | /* |
2 | * TI PWM Subsystem driver | |
3 | * | |
4 | * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/ | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | */ | |
17 | ||
18 | #include <linux/module.h> | |
19 | #include <linux/platform_device.h> | |
20 | #include <linux/io.h> | |
21 | #include <linux/err.h> | |
22 | #include <linux/pm_runtime.h> | |
23 | #include <linux/of_device.h> | |
24 | ||
af0ba001 PA |
25 | static const struct of_device_id pwmss_of_match[] = { |
26 | { .compatible = "ti,am33xx-pwmss" }, | |
27 | {}, | |
28 | }; | |
29 | MODULE_DEVICE_TABLE(of, pwmss_of_match); | |
30 | ||
31 | static int pwmss_probe(struct platform_device *pdev) | |
32 | { | |
33 | int ret; | |
af0ba001 PA |
34 | struct device_node *node = pdev->dev.of_node; |
35 | ||
af0ba001 | 36 | pm_runtime_enable(&pdev->dev); |
af0ba001 PA |
37 | |
38 | /* Populate all the child nodes here... */ | |
39 | ret = of_platform_populate(node, NULL, NULL, &pdev->dev); | |
40 | if (ret) | |
41 | dev_err(&pdev->dev, "no child node found\n"); | |
42 | ||
43 | return ret; | |
44 | } | |
45 | ||
46 | static int pwmss_remove(struct platform_device *pdev) | |
47 | { | |
af0ba001 | 48 | pm_runtime_disable(&pdev->dev); |
af0ba001 PA |
49 | return 0; |
50 | } | |
51 | ||
af0ba001 PA |
52 | static struct platform_driver pwmss_driver = { |
53 | .driver = { | |
54 | .name = "pwmss", | |
af0ba001 PA |
55 | .of_match_table = pwmss_of_match, |
56 | }, | |
57 | .probe = pwmss_probe, | |
58 | .remove = pwmss_remove, | |
59 | }; | |
60 | ||
61 | module_platform_driver(pwmss_driver); | |
62 | ||
63 | MODULE_DESCRIPTION("PWM Subsystem driver"); | |
64 | MODULE_AUTHOR("Texas Instruments"); | |
65 | MODULE_LICENSE("GPL"); |