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543d9378 PW |
1 | /* |
2 | * linux/arch/arm/mach-omap2/clock.h | |
3 | * | |
d8a94458 | 4 | * Copyright (C) 2005-2009 Texas Instruments, Inc. |
530e544f | 5 | * Copyright (C) 2004-2011 Nokia Corporation |
543d9378 | 6 | * |
a16e9703 TL |
7 | * Contacts: |
8 | * Richard Woodruff <r-woodruff2@ti.com> | |
543d9378 PW |
9 | * Paul Walmsley |
10 | * | |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License version 2 as | |
13 | * published by the Free Software Foundation. | |
14 | */ | |
15 | ||
16 | #ifndef __ARCH_ARM_MACH_OMAP2_CLOCK_H | |
17 | #define __ARCH_ARM_MACH_OMAP2_CLOCK_H | |
18 | ||
12706c54 | 19 | #include <linux/kernel.h> |
a135eaae PW |
20 | #include <linux/list.h> |
21 | ||
e10dd62f | 22 | #include <linux/clkdev.h> |
f9ae32a7 | 23 | #include <linux/clk-provider.h> |
f38b0dd6 | 24 | #include <linux/clk/ti.h> |
e10dd62f | 25 | |
a135eaae PW |
26 | /* struct clksel_rate.flags possibilities */ |
27 | #define RATE_IN_242X (1 << 0) | |
28 | #define RATE_IN_243X (1 << 1) | |
29 | #define RATE_IN_3430ES1 (1 << 2) /* 3430ES1 rates only */ | |
30 | #define RATE_IN_3430ES2PLUS (1 << 3) /* 3430 ES >= 2 rates only */ | |
31 | #define RATE_IN_36XX (1 << 4) | |
32 | #define RATE_IN_4430 (1 << 5) | |
33 | #define RATE_IN_TI816X (1 << 6) | |
34 | #define RATE_IN_4460 (1 << 7) | |
35 | #define RATE_IN_AM33XX (1 << 8) | |
36 | #define RATE_IN_TI814X (1 << 9) | |
37 | ||
38 | #define RATE_IN_24XX (RATE_IN_242X | RATE_IN_243X) | |
39 | #define RATE_IN_34XX (RATE_IN_3430ES1 | RATE_IN_3430ES2PLUS) | |
40 | #define RATE_IN_3XXX (RATE_IN_34XX | RATE_IN_36XX) | |
41 | #define RATE_IN_44XX (RATE_IN_4430 | RATE_IN_4460) | |
42 | ||
43 | /* RATE_IN_3430ES2PLUS_36XX includes 34xx/35xx with ES >=2, and all 36xx/37xx */ | |
44 | #define RATE_IN_3430ES2PLUS_36XX (RATE_IN_3430ES2PLUS | RATE_IN_36XX) | |
45 | ||
c0bf3132 RK |
46 | /* CM_CLKSEL2_PLL.CORE_CLK_SRC bits (2XXX) */ |
47 | #define CORE_CLK_SRC_32K 0x0 | |
48 | #define CORE_CLK_SRC_DPLL 0x1 | |
49 | #define CORE_CLK_SRC_DPLL_X2 0x2 | |
50 | ||
51 | /* OMAP2xxx CM_CLKEN_PLL.EN_DPLL bits - for omap2_get_dpll_rate() */ | |
52 | #define OMAP2XXX_EN_DPLL_LPBYPASS 0x1 | |
53 | #define OMAP2XXX_EN_DPLL_FRBYPASS 0x2 | |
54 | #define OMAP2XXX_EN_DPLL_LOCKED 0x3 | |
55 | ||
56 | /* OMAP3xxx CM_CLKEN_PLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */ | |
57 | #define OMAP3XXX_EN_DPLL_LPBYPASS 0x5 | |
58 | #define OMAP3XXX_EN_DPLL_FRBYPASS 0x6 | |
59 | #define OMAP3XXX_EN_DPLL_LOCKED 0x7 | |
60 | ||
16975a79 RN |
61 | /* OMAP4xxx CM_CLKMODE_DPLL*.EN_*_DPLL bits - for omap2_get_dpll_rate() */ |
62 | #define OMAP4XXX_EN_DPLL_MNBYPASS 0x4 | |
63 | #define OMAP4XXX_EN_DPLL_LPBYPASS 0x5 | |
64 | #define OMAP4XXX_EN_DPLL_FRBYPASS 0x6 | |
65 | #define OMAP4XXX_EN_DPLL_LOCKED 0x7 | |
66 | ||
4d30e82c PW |
67 | void omap2_clk_print_new_rates(const char *hfclkin_ck_name, |
68 | const char *core_ck_name, | |
69 | const char *mpu_ck_name); | |
543d9378 | 70 | |
99541195 | 71 | extern u16 cpu_mask; |
d8a94458 | 72 | |
b36ee724 | 73 | extern const struct clkops clkops_omap2_dflt_wait; |
bc51da4e | 74 | extern const struct clkops clkops_omap2_dflt; |
b36ee724 | 75 | |
82e9bd58 PW |
76 | extern struct clk_functions omap2_clk_functions; |
77 | ||
e9e63088 | 78 | int __init omap2_clk_setup_ll_ops(void); |
9f029b15 | 79 | |
8111e010 | 80 | void __init ti_clk_init_features(void); |
543d9378 | 81 | #endif |