W1: OMAP HDQ1W: Remove dependencies to mach/hardware.h
[deliverable/linux.git] / arch / arm / mach-omap2 / common.h
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1/*
2 * Header for code common to all OMAP2+ machines.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License as published by the
6 * Free Software Foundation; either version 2 of the License, or (at your
7 * option) any later version.
8 *
9 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
10 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
12 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
13 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
14 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
15 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
16 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
17 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
18 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
19 *
20 * You should have received a copy of the GNU General Public License along
21 * with this program; if not, write to the Free Software Foundation, Inc.,
22 * 675 Mass Ave, Cambridge, MA 02139, USA.
23 */
24
25#ifndef __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
26#define __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
b2b9762f 27#ifndef __ASSEMBLER__
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28
29#include <linux/delay.h>
1ee47b0a 30#include <linux/i2c/twl.h>
4e65331c 31#include <plat/common.h>
b2b9762f 32#include <asm/proc-fns.h>
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33
34#ifdef CONFIG_SOC_OMAP2420
35extern void omap242x_map_common_io(void);
36#else
37static inline void omap242x_map_common_io(void)
38{
39}
40#endif
41
42#ifdef CONFIG_SOC_OMAP2430
43extern void omap243x_map_common_io(void);
44#else
45static inline void omap243x_map_common_io(void)
46{
47}
48#endif
49
50#ifdef CONFIG_ARCH_OMAP3
51extern void omap34xx_map_common_io(void);
52#else
53static inline void omap34xx_map_common_io(void)
54{
55}
56#endif
57
33959553 58#ifdef CONFIG_SOC_TI81XX
a920360f 59extern void omapti81xx_map_common_io(void);
4e65331c 60#else
a920360f 61static inline void omapti81xx_map_common_io(void)
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62{
63}
64#endif
65
bb6abcf4 66#ifdef CONFIG_SOC_AM33XX
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AM
67extern void omapam33xx_map_common_io(void);
68#else
69static inline void omapam33xx_map_common_io(void)
70{
71}
72#endif
73
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74#ifdef CONFIG_ARCH_OMAP4
75extern void omap44xx_map_common_io(void);
76#else
77static inline void omap44xx_map_common_io(void)
78{
79}
80#endif
81
bbd707ac
SG
82#if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP2)
83int omap2_pm_init(void);
84#else
85static inline int omap2_pm_init(void)
86{
87 return 0;
88}
89#endif
90
91#if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3)
92int omap3_pm_init(void);
93#else
94static inline int omap3_pm_init(void)
95{
96 return 0;
97}
98#endif
99
100#if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4)
101int omap4_pm_init(void);
102#else
103static inline int omap4_pm_init(void)
104{
105 return 0;
106}
107#endif
108
109#ifdef CONFIG_OMAP_MUX
110int omap_mux_late_init(void);
111#else
112static inline int omap_mux_late_init(void)
113{
114 return 0;
115}
116#endif
117
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118#ifdef CONFIG_SOC_OMAP5
119extern void omap5_map_common_io(void);
120#else
121static inline void omap5_map_common_io(void)
122{
123}
124#endif
125
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126extern void omap2_init_common_infrastructure(void);
127
128extern struct sys_timer omap2_timer;
129extern struct sys_timer omap3_timer;
130extern struct sys_timer omap3_secure_timer;
08f30989 131extern struct sys_timer omap3_am33xx_timer;
4e65331c 132extern struct sys_timer omap4_timer;
37b3280d 133extern struct sys_timer omap5_timer;
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134
135void omap2420_init_early(void);
136void omap2430_init_early(void);
137void omap3430_init_early(void);
138void omap35xx_init_early(void);
139void omap3630_init_early(void);
140void omap3_init_early(void); /* Do not use this one */
ce3fc89a 141void am33xx_init_early(void);
4e65331c 142void am35xx_init_early(void);
a920360f 143void ti81xx_init_early(void);
08f30989 144void am33xx_init_early(void);
4e65331c 145void omap4430_init_early(void);
05e152c7 146void omap5_init_early(void);
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147void omap3_init_late(void); /* Do not use this one */
148void omap4430_init_late(void);
149void omap2420_init_late(void);
150void omap2430_init_late(void);
151void omap3430_init_late(void);
152void omap35xx_init_late(void);
153void omap3630_init_late(void);
154void am35xx_init_late(void);
155void ti81xx_init_late(void);
156void omap4430_init_late(void);
157int omap2_common_pm_late_init(void);
baa95883 158void omap_prcm_restart(char, const char *);
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159
160/*
161 * IO bases for various OMAP processors
162 * Except the tap base, rest all the io bases
163 * listed are physical addresses.
164 */
165struct omap_globals {
166 u32 class; /* OMAP class to detect */
167 void __iomem *tap; /* Control module ID code */
168 void __iomem *sdrc; /* SDRAM Controller */
169 void __iomem *sms; /* SDRAM Memory Scheduler */
170 void __iomem *ctrl; /* System Control Module */
171 void __iomem *ctrl_pad; /* PAD Control Module */
172 void __iomem *prm; /* Power and Reset Management */
173 void __iomem *cm; /* Clock Management */
174 void __iomem *cm2;
610eb8c2 175 void __iomem *prcm_mpu;
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176};
177
178void omap2_set_globals_242x(void);
179void omap2_set_globals_243x(void);
180void omap2_set_globals_3xxx(void);
181void omap2_set_globals_443x(void);
05e152c7 182void omap2_set_globals_5xxx(void);
a920360f 183void omap2_set_globals_ti81xx(void);
1e6cb146 184void omap2_set_globals_am33xx(void);
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185
186/* These get called from omap2_set_globals_xxxx(), do not call these */
187void omap2_set_globals_tap(struct omap_globals *);
ecc46cfd 188#if defined(CONFIG_SOC_HAS_OMAP2_SDRC)
4e65331c 189void omap2_set_globals_sdrc(struct omap_globals *);
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VH
190#else
191static inline void omap2_set_globals_sdrc(struct omap_globals *omap2_globals)
192{ }
193#endif
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194void omap2_set_globals_control(struct omap_globals *);
195void omap2_set_globals_prcm(struct omap_globals *);
196
197void omap242x_map_io(void);
198void omap243x_map_io(void);
199void omap3_map_io(void);
1e6cb146 200void am33xx_map_io(void);
4e65331c 201void omap4_map_io(void);
05e152c7 202void omap5_map_io(void);
a920360f 203void ti81xx_map_io(void);
2ec1fc4e 204void omap_barriers_init(void);
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205
206/**
207 * omap_test_timeout - busy-loop, testing a condition
208 * @cond: condition to test until it evaluates to true
209 * @timeout: maximum number of microseconds in the timeout
210 * @index: loop index (integer)
211 *
212 * Loop waiting for @cond to become true or until at least @timeout
213 * microseconds have passed. To use, define some integer @index in the
214 * calling code. After running, if @index == @timeout, then the loop has
215 * timed out.
216 */
217#define omap_test_timeout(cond, timeout, index) \
218({ \
219 for (index = 0; index < timeout; index++) { \
220 if (cond) \
221 break; \
222 udelay(1); \
223 } \
224})
225
226extern struct device *omap2_get_mpuss_device(void);
227extern struct device *omap2_get_iva_device(void);
228extern struct device *omap2_get_l3_device(void);
229extern struct device *omap4_get_dsp_device(void);
230
231void omap2_init_irq(void);
232void omap3_init_irq(void);
a920360f 233void ti81xx_init_irq(void);
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234extern int omap_irq_pending(void);
235void omap_intc_save_context(void);
236void omap_intc_restore_context(void);
237void omap3_intc_suspend(void);
238void omap3_intc_prepare_idle(void);
239void omap3_intc_resume_idle(void);
f88f4dd8
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240void omap2_intc_handle_irq(struct pt_regs *regs);
241void omap3_intc_handle_irq(struct pt_regs *regs);
c4082d49
S
242void omap_intc_of_init(void);
243void omap_gic_of_init(void);
4e65331c 244
4e65331c 245#ifdef CONFIG_CACHE_L2X0
02afe8a7 246extern void __iomem *omap4_get_l2cache_base(void);
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247#endif
248
52fa2120
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249struct device_node;
250#ifdef CONFIG_OF
c4082d49 251int __init intc_of_init(struct device_node *node,
52fa2120
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252 struct device_node *parent);
253#else
c4082d49 254int __init intc_of_init(struct device_node *node,
52fa2120
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255 struct device_node *parent)
256{
257 return 0;
258}
259#endif
260
02afe8a7
SS
261#ifdef CONFIG_SMP
262extern void __iomem *omap4_get_scu_base(void);
263#else
264static inline void __iomem *omap4_get_scu_base(void)
265{
266 return NULL;
267}
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268#endif
269
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270extern void __init gic_init_irq(void);
271extern void omap_smc1(u32 fn, u32 arg);
501f0c75 272extern void __iomem *omap4_get_sar_ram_base(void);
b2b9762f 273extern void omap_do_wfi(void);
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274
275#ifdef CONFIG_SMP
276/* Needed for secondary core boot */
277extern void omap_secondary_startup(void);
278extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
279extern void omap_auxcoreboot_addr(u32 cpu_addr);
280extern u32 omap_read_auxcoreboot0(void);
283f708c 281extern void omap5_secondary_startup(void);
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282#endif
283
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284#if defined(CONFIG_SMP) && defined(CONFIG_PM)
285extern int omap4_mpuss_init(void);
286extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state);
287extern int omap4_finish_suspend(unsigned long cpu_state);
288extern void omap4_cpu_resume(void);
b5b4f288 289extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state);
3ba2a739 290extern u32 omap4_mpuss_read_prev_context_state(void);
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291#else
292static inline int omap4_enter_lowpower(unsigned int cpu,
293 unsigned int power_state)
294{
295 cpu_do_idle();
296 return 0;
297}
298
b5b4f288
SS
299static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
300{
301 cpu_do_idle();
302 return 0;
303}
304
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305static inline int omap4_mpuss_init(void)
306{
307 return 0;
308}
309
310static inline int omap4_finish_suspend(unsigned long cpu_state)
311{
312 return 0;
313}
314
315static inline void omap4_cpu_resume(void)
316{}
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317
318static inline u32 omap4_mpuss_read_prev_context_state(void)
319{
320 return 0;
321}
b2b9762f 322#endif
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323
324struct omap_sdrc_params;
325extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
326 struct omap_sdrc_params *sdrc_cs1);
1ee47b0a
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327struct omap2_hsmmc_info;
328extern int omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers);
258ee922 329
b2b9762f 330#endif /* __ASSEMBLER__ */
4e65331c 331#endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */
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