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gerrit-public.fairphone.software / kernel / msm-4.9 / 84043ac26ed120826db8e6198531da888c6e57b0 / . / arch / arm / mach-omap2 / cm2xxx_3xxx.h
blob: 57b2f3c2fbf3469c6c99d9b72658c43d0207e819 [file] [log] [blame]
Paul Walmsley59fb6592010-12-21 15:30:55 -0700[diff] [blame]1/*
2 * OMAP2/3 Clock Management (CM) register definitions
3 *
4 * Copyright (C) 2007-2009 Texas Instruments, Inc.
5 * Copyright (C) 2007-2010 Nokia Corporation
6 * Paul Walmsley
7 *
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.
11 *
12 * The CM hardware modules on the OMAP2/3 are quite similar to each
13 * other. The CM modules/instances on OMAP4 are quite different, so
14 * they are handled in a separate file.
15 */
16#ifndef __ARCH_ASM_MACH_OMAP2_CM2XXX_3XXX_H
17#define __ARCH_ASM_MACH_OMAP2_CM2XXX_3XXX_H
18
19#include "prcm-common.h"
20
21#define OMAP2420_CM_REGADDR(module, reg) \
22 OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE + (module) + (reg))
23#define OMAP2430_CM_REGADDR(module, reg) \
24 OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE + (module) + (reg))
25#define OMAP34XX_CM_REGADDR(module, reg) \
26 OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE + (module) + (reg))
27
28
29/*
30 * OMAP3-specific global CM registers
31 * Use cm_{read,write}_reg() with these registers.
32 * These registers appear once per CM module.
33 */
34
35#define OMAP3430_CM_REVISION OMAP34XX_CM_REGADDR(OCP_MOD, 0x0000)
36#define OMAP3430_CM_SYSCONFIG OMAP34XX_CM_REGADDR(OCP_MOD, 0x0010)
37#define OMAP3430_CM_POLCTRL OMAP34XX_CM_REGADDR(OCP_MOD, 0x009c)
38
39#define OMAP3_CM_CLKOUT_CTRL_OFFSET 0x0070
40#define OMAP3430_CM_CLKOUT_CTRL OMAP_CM_REGADDR(OMAP3430_CCR_MOD, 0x0070)
41
42/*
43 * Module specific CM register offsets from CM_BASE + domain offset
44 * Use cm_{read,write}_mod_reg() with these registers.
45 * These register offsets generally appear in more than one PRCM submodule.
46 */
47
48/* Common between OMAP2 and OMAP3 */
49
50#define CM_FCLKEN 0x0000
51#define CM_FCLKEN1 CM_FCLKEN
52#define CM_CLKEN CM_FCLKEN
53#define CM_ICLKEN 0x0010
54#define CM_ICLKEN1 CM_ICLKEN
55#define CM_ICLKEN2 0x0014
56#define CM_ICLKEN3 0x0018
57#define CM_IDLEST 0x0020
58#define CM_IDLEST1 CM_IDLEST
59#define CM_IDLEST2 0x0024
60#define CM_AUTOIDLE 0x0030
61#define CM_AUTOIDLE1 CM_AUTOIDLE
62#define CM_AUTOIDLE2 0x0034
63#define CM_AUTOIDLE3 0x0038
64#define CM_CLKSEL 0x0040
65#define CM_CLKSEL1 CM_CLKSEL
66#define CM_CLKSEL2 0x0044
67#define OMAP2_CM_CLKSTCTRL 0x0048
68
69/* OMAP2-specific register offsets */
70
71#define OMAP24XX_CM_FCLKEN2 0x0004
72#define OMAP24XX_CM_ICLKEN4 0x001c
73#define OMAP24XX_CM_AUTOIDLE4 0x003c
Paul Walmsleye9b0a2f2012-09-23 17:28:25 -0600[diff] [blame]74#define OMAP24XX_CM_IDLEST4 0x002c
Paul Walmsley59fb6592010-12-21 15:30:55 -0700[diff] [blame]75
76#define OMAP2430_CM_IDLEST3 0x0028
77
78/* OMAP3-specific register offsets */
79
80#define OMAP3430_CM_CLKEN_PLL 0x0004
81#define OMAP3430ES2_CM_CLKEN2 0x0004
82#define OMAP3430ES2_CM_FCLKEN3 0x0008
83#define OMAP3430_CM_IDLEST_PLL CM_IDLEST2
84#define OMAP3430_CM_AUTOIDLE_PLL CM_AUTOIDLE2
85#define OMAP3430ES2_CM_AUTOIDLE2_PLL CM_AUTOIDLE2
86#define OMAP3430_CM_CLKSEL1 CM_CLKSEL
87#define OMAP3430_CM_CLKSEL1_PLL CM_CLKSEL
88#define OMAP3430_CM_CLKSEL2_PLL CM_CLKSEL2
89#define OMAP3430_CM_SLEEPDEP CM_CLKSEL2
90#define OMAP3430_CM_CLKSEL3 OMAP2_CM_CLKSTCTRL
91#define OMAP3430_CM_CLKSTST 0x004c
92#define OMAP3430ES2_CM_CLKSEL4 0x004c
93#define OMAP3430ES2_CM_CLKSEL5 0x0050
94#define OMAP3430_CM_CLKSEL2_EMU 0x0050
95#define OMAP3430_CM_CLKSEL3_EMU 0x0054
96
97
98/* CM_IDLEST bit field values to indicate deasserted IdleReq */
99
100#define OMAP24XX_CM_IDLEST_VAL 0
101#define OMAP34XX_CM_IDLEST_VAL 1
102
103
104/* Clock management domain register get/set */
105
106#ifndef __ASSEMBLER__
107
Paul Walmsleyc4d7e582010-12-21 21:05:14 -0700[diff] [blame]108extern u32 omap2_cm_read_mod_reg(s16 module, u16 idx);
109extern void omap2_cm_write_mod_reg(u32 val, s16 module, u16 idx);
110extern u32 omap2_cm_rmw_mod_reg_bits(u32 mask, u32 bits, s16 module, s16 idx);
Paul Walmsley59fb6592010-12-21 15:30:55 -0700[diff] [blame]111
112extern int omap2_cm_wait_module_ready(s16 prcm_mod, u8 idlest_id,
113 u8 idlest_shift);
Paul Walmsleyc4d7e582010-12-21 21:05:14 -0700[diff] [blame]114extern u32 omap2_cm_set_mod_reg_bits(u32 bits, s16 module, s16 idx);
115extern u32 omap2_cm_clear_mod_reg_bits(u32 bits, s16 module, s16 idx);
Paul Walmsley59fb6592010-12-21 15:30:55 -0700[diff] [blame]116
Paul Walmsley55ae3502010-12-21 21:05:15 -0700[diff] [blame]117extern bool omap2_cm_is_clkdm_in_hwsup(s16 module, u32 mask);
118extern void omap2xxx_cm_clkdm_enable_hwsup(s16 module, u32 mask);
119extern void omap2xxx_cm_clkdm_disable_hwsup(s16 module, u32 mask);
120
121extern void omap3xxx_cm_clkdm_enable_hwsup(s16 module, u32 mask);
122extern void omap3xxx_cm_clkdm_disable_hwsup(s16 module, u32 mask);
123extern void omap3xxx_cm_clkdm_force_sleep(s16 module, u32 mask);
124extern void omap3xxx_cm_clkdm_force_wakeup(s16 module, u32 mask);
125
Paul Walmsley0fd0c212011-02-25 15:49:53 -0700[diff] [blame]126extern void omap2xxx_cm_set_dpll_disable_autoidle(void);
127extern void omap2xxx_cm_set_dpll_auto_low_power_stop(void);
128
Paul Walmsley92618ff2011-02-25 15:39:27 -0700[diff] [blame]129extern void omap2xxx_cm_set_apll54_disable_autoidle(void);
130extern void omap2xxx_cm_set_apll54_auto_low_power_stop(void);
131extern void omap2xxx_cm_set_apll96_disable_autoidle(void);
132extern void omap2xxx_cm_set_apll96_auto_low_power_stop(void);
133
Paul Walmsley59fb6592010-12-21 15:30:55 -0700[diff] [blame]134#endif
135
136/* CM register bits shared between 24XX and 3430 */
137
138/* CM_CLKSEL_GFX */
139#define OMAP_CLKSEL_GFX_SHIFT 0
140#define OMAP_CLKSEL_GFX_MASK (0x7 << 0)
141
142/* CM_ICLKEN_GFX */
143#define OMAP_EN_GFX_SHIFT 0
144#define OMAP_EN_GFX_MASK (1 << 0)
145
146/* CM_IDLEST_GFX */
147#define OMAP_ST_GFX_MASK (1 << 0)
148
Paul Walmsleyf0611a52010-12-21 15:30:56 -0700[diff] [blame]149
150/* Function prototypes */
151# ifndef __ASSEMBLER__
152extern void omap3_cm_save_context(void);
153extern void omap3_cm_restore_context(void);
154# endif
155
Paul Walmsley59fb6592010-12-21 15:30:55 -0700[diff] [blame]156#endif