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73118e61 JL |
1 | /* |
2 | * clk-max77686.c - Clock driver for Maxim 77686 | |
3 | * | |
4 | * Copyright (C) 2012 Samsung Electornics | |
5 | * Jonghwa Lee <jonghwa3.lee@samsung.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2 of the License, or (at your | |
10 | * option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | * | |
21 | */ | |
22 | ||
23 | #include <linux/kernel.h> | |
24 | #include <linux/slab.h> | |
25 | #include <linux/err.h> | |
26 | #include <linux/platform_device.h> | |
27 | #include <linux/mfd/max77686.h> | |
28 | #include <linux/mfd/max77686-private.h> | |
29 | #include <linux/clk-provider.h> | |
30 | #include <linux/mutex.h> | |
31 | #include <linux/clkdev.h> | |
32 | ||
a8a76f56 | 33 | #include <dt-bindings/clock/maxim,max77686.h> |
1887d693 | 34 | #include "clk-max-gen.h" |
73118e61 JL |
35 | |
36 | static struct clk_init_data max77686_clks_init[MAX77686_CLKS_NUM] = { | |
37 | [MAX77686_CLK_AP] = { | |
38 | .name = "32khz_ap", | |
1887d693 | 39 | .ops = &max_gen_clk_ops, |
73118e61 JL |
40 | .flags = CLK_IS_ROOT, |
41 | }, | |
42 | [MAX77686_CLK_CP] = { | |
43 | .name = "32khz_cp", | |
1887d693 | 44 | .ops = &max_gen_clk_ops, |
73118e61 JL |
45 | .flags = CLK_IS_ROOT, |
46 | }, | |
47 | [MAX77686_CLK_PMIC] = { | |
48 | .name = "32khz_pmic", | |
1887d693 | 49 | .ops = &max_gen_clk_ops, |
73118e61 JL |
50 | .flags = CLK_IS_ROOT, |
51 | }, | |
52 | }; | |
53 | ||
018ae93f | 54 | static int max77686_clk_probe(struct platform_device *pdev) |
73118e61 JL |
55 | { |
56 | struct max77686_dev *iodev = dev_get_drvdata(pdev->dev.parent); | |
b06c6987 | 57 | |
1887d693 JMC |
58 | return max_gen_clk_probe(pdev, iodev->regmap, MAX77686_REG_32KHZ, |
59 | max77686_clks_init, MAX77686_CLKS_NUM); | |
73118e61 JL |
60 | } |
61 | ||
1fc7ad5d | 62 | static int max77686_clk_remove(struct platform_device *pdev) |
73118e61 | 63 | { |
1887d693 | 64 | return max_gen_clk_remove(pdev, MAX77686_CLKS_NUM); |
73118e61 JL |
65 | } |
66 | ||
67 | static const struct platform_device_id max77686_clk_id[] = { | |
68 | { "max77686-clk", 0}, | |
69 | { }, | |
70 | }; | |
71 | MODULE_DEVICE_TABLE(platform, max77686_clk_id); | |
72 | ||
73 | static struct platform_driver max77686_clk_driver = { | |
74 | .driver = { | |
75 | .name = "max77686-clk", | |
73118e61 JL |
76 | }, |
77 | .probe = max77686_clk_probe, | |
f9cfa630 | 78 | .remove = max77686_clk_remove, |
73118e61 JL |
79 | .id_table = max77686_clk_id, |
80 | }; | |
81 | ||
1887d693 | 82 | module_platform_driver(max77686_clk_driver); |
73118e61 JL |
83 | |
84 | MODULE_DESCRIPTION("MAXIM 77686 Clock Driver"); | |
85 | MODULE_AUTHOR("Jonghwa Lee <jonghwa3.lee@samsung.com>"); | |
86 | MODULE_LICENSE("GPL"); |