1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * TI PWM Subsystem driver
5 * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
8 #include <linux/module.h>
9 #include <linux/platform_device.h>
11 #include <linux/err.h>
12 #include <linux/pm_runtime.h>
13 #include <linux/of_device.h>
15 static const struct of_device_id pwmss_of_match[] = {
16 { .compatible = "ti,am33xx-pwmss" },
19 MODULE_DEVICE_TABLE(of, pwmss_of_match);
21 static int pwmss_probe(struct platform_device *pdev)
24 struct device_node *node = pdev->dev.of_node;
26 pm_runtime_enable(&pdev->dev);
28 /* Populate all the child nodes here... */
29 ret = of_platform_populate(node, NULL, NULL, &pdev->dev);
31 dev_err(&pdev->dev, "no child node found\n");
36 static int pwmss_remove(struct platform_device *pdev)
38 pm_runtime_disable(&pdev->dev);
42 static struct platform_driver pwmss_driver = {
45 .of_match_table = pwmss_of_match,
48 .remove = pwmss_remove,
51 module_platform_driver(pwmss_driver);
53 MODULE_DESCRIPTION("PWM Subsystem driver");
54 MODULE_AUTHOR("Texas Instruments");
55 MODULE_LICENSE("GPL");