ARM: dts: add 'dr_mode' property to hsotg devices for exynos boards
[linux/fpc-iii.git] / drivers / clk / x86 / clk-lpt.c
blobf827083defc4a7e05f6ede023623c67ba0bb4fe8
1 /*
2 * Intel Low Power Subsystem clocks.
4 * Copyright (C) 2013, Intel Corporation
5 * Authors: Mika Westerberg <mika.westerberg@linux.intel.com>
6 * Heikki Krogerus <heikki.krogerus@linux.intel.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
13 #include <linux/clk.h>
14 #include <linux/clkdev.h>
15 #include <linux/clk-provider.h>
16 #include <linux/err.h>
17 #include <linux/module.h>
18 #include <linux/platform_data/clk-lpss.h>
19 #include <linux/platform_device.h>
21 static int lpt_clk_probe(struct platform_device *pdev)
23 struct lpss_clk_data *drvdata;
24 struct clk *clk;
26 drvdata = devm_kzalloc(&pdev->dev, sizeof(*drvdata), GFP_KERNEL);
27 if (!drvdata)
28 return -ENOMEM;
30 /* LPSS free running clock */
31 drvdata->name = "lpss_clk";
32 clk = clk_register_fixed_rate(&pdev->dev, drvdata->name, NULL,
33 CLK_IS_ROOT, 100000000);
34 if (IS_ERR(clk))
35 return PTR_ERR(clk);
37 drvdata->clk = clk;
38 platform_set_drvdata(pdev, drvdata);
39 return 0;
42 static struct platform_driver lpt_clk_driver = {
43 .driver = {
44 .name = "clk-lpt",
46 .probe = lpt_clk_probe,
49 int __init lpt_clk_init(void)
51 return platform_driver_register(&lpt_clk_driver);