Commit | Line | Data |
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49cbe786 | 1 | /* |
49cbe786 EM |
2 | * This program is free software; you can redistribute it and/or modify |
3 | * it under the terms of the GNU General Public License version 2 as | |
4 | * published by the Free Software Foundation. | |
5 | */ | |
6 | ||
6d803ba7 | 7 | #include <linux/clkdev.h> |
49cbe786 EM |
8 | |
9 | struct clkops { | |
10 | void (*enable)(struct clk *); | |
11 | void (*disable)(struct clk *); | |
12 | unsigned long (*getrate)(struct clk *); | |
52585ccd | 13 | int (*setrate)(struct clk *, unsigned long); |
49cbe786 EM |
14 | }; |
15 | ||
16 | struct clk { | |
17 | const struct clkops *ops; | |
18 | ||
19 | void __iomem *clk_rst; /* clock reset control register */ | |
20 | int fnclksel; /* functional clock select (APBC) */ | |
21 | uint32_t enable_val; /* value for clock enable (APMU) */ | |
22 | unsigned long rate; | |
23 | int enabled; | |
24 | }; | |
25 | ||
26 | extern struct clkops apbc_clk_ops; | |
4092855d | 27 | extern struct clkops apmu_clk_ops; |
49cbe786 EM |
28 | |
29 | #define APBC_CLK(_name, _reg, _fnclksel, _rate) \ | |
30 | struct clk clk_##_name = { \ | |
97b09da4 | 31 | .clk_rst = APBC_##_reg, \ |
49cbe786 EM |
32 | .fnclksel = _fnclksel, \ |
33 | .rate = _rate, \ | |
34 | .ops = &apbc_clk_ops, \ | |
35 | } | |
36 | ||
37 | #define APBC_CLK_OPS(_name, _reg, _fnclksel, _rate, _ops) \ | |
38 | struct clk clk_##_name = { \ | |
97b09da4 | 39 | .clk_rst = APBC_##_reg, \ |
49cbe786 EM |
40 | .fnclksel = _fnclksel, \ |
41 | .rate = _rate, \ | |
42 | .ops = _ops, \ | |
43 | } | |
44 | ||
45 | #define APMU_CLK(_name, _reg, _eval, _rate) \ | |
46 | struct clk clk_##_name = { \ | |
97b09da4 | 47 | .clk_rst = APMU_##_reg, \ |
49cbe786 EM |
48 | .enable_val = _eval, \ |
49 | .rate = _rate, \ | |
50 | .ops = &apmu_clk_ops, \ | |
51 | } | |
52 | ||
53 | #define APMU_CLK_OPS(_name, _reg, _eval, _rate, _ops) \ | |
54 | struct clk clk_##_name = { \ | |
97b09da4 | 55 | .clk_rst = APMU_##_reg, \ |
49cbe786 EM |
56 | .enable_val = _eval, \ |
57 | .rate = _rate, \ | |
58 | .ops = _ops, \ | |
59 | } | |
60 | ||
61 | #define INIT_CLKREG(_clk, _devname, _conname) \ | |
62 | { \ | |
63 | .clk = _clk, \ | |
64 | .dev_id = _devname, \ | |
65 | .con_id = _conname, \ | |
66 | } | |
67 | ||
68 | extern struct clk clk_pxa168_gpio; | |
69 | extern struct clk clk_pxa168_timers; |