Linux 3.11-rc3
[cris-mirror.git] / arch / arm / mach-mmp / clock.h
blob149b30cd1469f5af01038d7b9351065004ea331c
1 /*
2 * linux/arch/arm/mach-mmp/clock.h
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 */
9 #include <linux/clkdev.h>
11 struct clkops {
12 void (*enable)(struct clk *);
13 void (*disable)(struct clk *);
14 unsigned long (*getrate)(struct clk *);
15 int (*setrate)(struct clk *, unsigned long);
18 struct clk {
19 const struct clkops *ops;
21 void __iomem *clk_rst; /* clock reset control register */
22 int fnclksel; /* functional clock select (APBC) */
23 uint32_t enable_val; /* value for clock enable (APMU) */
24 unsigned long rate;
25 int enabled;
28 extern struct clkops apbc_clk_ops;
29 extern struct clkops apmu_clk_ops;
31 #define APBC_CLK(_name, _reg, _fnclksel, _rate) \
32 struct clk clk_##_name = { \
33 .clk_rst = APBC_##_reg, \
34 .fnclksel = _fnclksel, \
35 .rate = _rate, \
36 .ops = &apbc_clk_ops, \
39 #define APBC_CLK_OPS(_name, _reg, _fnclksel, _rate, _ops) \
40 struct clk clk_##_name = { \
41 .clk_rst = APBC_##_reg, \
42 .fnclksel = _fnclksel, \
43 .rate = _rate, \
44 .ops = _ops, \
47 #define APMU_CLK(_name, _reg, _eval, _rate) \
48 struct clk clk_##_name = { \
49 .clk_rst = APMU_##_reg, \
50 .enable_val = _eval, \
51 .rate = _rate, \
52 .ops = &apmu_clk_ops, \
55 #define APMU_CLK_OPS(_name, _reg, _eval, _rate, _ops) \
56 struct clk clk_##_name = { \
57 .clk_rst = APMU_##_reg, \
58 .enable_val = _eval, \
59 .rate = _rate, \
60 .ops = _ops, \
63 #define INIT_CLKREG(_clk, _devname, _conname) \
64 { \
65 .clk = _clk, \
66 .dev_id = _devname, \
67 .con_id = _conname, \
70 extern struct clk clk_pxa168_gpio;
71 extern struct clk clk_pxa168_timers;