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4e65331c TL |
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__ |
4e65331c | 28 | |
ec2c0825 | 29 | #include <linux/irq.h> |
4e65331c | 30 | #include <linux/delay.h> |
3a8761c0 | 31 | #include <linux/i2c.h> |
1ee47b0a | 32 | #include <linux/i2c/twl.h> |
3a8761c0 | 33 | #include <linux/i2c-omap.h> |
dbc04161 | 34 | |
b2b9762f | 35 | #include <asm/proc-fns.h> |
4e65331c | 36 | |
3a8761c0 | 37 | #include "i2c.h" |
3d82cbbb | 38 | #include "serial.h" |
3a8761c0 | 39 | |
54db6eee | 40 | #include "usb.h" |
dbc04161 | 41 | |
ec2c0825 | 42 | #define OMAP_INTC_START NR_IRQS |
7d7e1eba | 43 | |
bbd707ac SG |
44 | #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP2) |
45 | int omap2_pm_init(void); | |
46 | #else | |
47 | static inline int omap2_pm_init(void) | |
48 | { | |
49 | return 0; | |
50 | } | |
51 | #endif | |
52 | ||
53 | #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3) | |
54 | int omap3_pm_init(void); | |
55 | #else | |
56 | static inline int omap3_pm_init(void) | |
57 | { | |
58 | return 0; | |
59 | } | |
60 | #endif | |
61 | ||
62 | #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4) | |
63 | int omap4_pm_init(void); | |
64 | #else | |
65 | static inline int omap4_pm_init(void) | |
66 | { | |
67 | return 0; | |
68 | } | |
69 | #endif | |
70 | ||
71 | #ifdef CONFIG_OMAP_MUX | |
72 | int omap_mux_late_init(void); | |
73 | #else | |
74 | static inline int omap_mux_late_init(void) | |
75 | { | |
76 | return 0; | |
77 | } | |
78 | #endif | |
79 | ||
4e65331c TL |
80 | extern void omap2_init_common_infrastructure(void); |
81 | ||
82 | extern struct sys_timer omap2_timer; | |
83 | extern struct sys_timer omap3_timer; | |
84 | extern struct sys_timer omap3_secure_timer; | |
26f01998 | 85 | extern struct sys_timer omap3_gp_timer; |
08f30989 | 86 | extern struct sys_timer omap3_am33xx_timer; |
4e65331c | 87 | extern struct sys_timer omap4_timer; |
37b3280d | 88 | extern struct sys_timer omap5_timer; |
4e65331c TL |
89 | |
90 | void omap2420_init_early(void); | |
91 | void omap2430_init_early(void); | |
92 | void omap3430_init_early(void); | |
93 | void omap35xx_init_early(void); | |
94 | void omap3630_init_early(void); | |
95 | void omap3_init_early(void); /* Do not use this one */ | |
ce3fc89a | 96 | void am33xx_init_early(void); |
4e65331c | 97 | void am35xx_init_early(void); |
a920360f | 98 | void ti81xx_init_early(void); |
08f30989 | 99 | void am33xx_init_early(void); |
4e65331c | 100 | void omap4430_init_early(void); |
05e152c7 | 101 | void omap5_init_early(void); |
bbd707ac SG |
102 | void omap3_init_late(void); /* Do not use this one */ |
103 | void omap4430_init_late(void); | |
104 | void omap2420_init_late(void); | |
105 | void omap2430_init_late(void); | |
106 | void omap3430_init_late(void); | |
107 | void omap35xx_init_late(void); | |
108 | void omap3630_init_late(void); | |
109 | void am35xx_init_late(void); | |
110 | void ti81xx_init_late(void); | |
111 | void omap4430_init_late(void); | |
112 | int omap2_common_pm_late_init(void); | |
4e65331c | 113 | |
2f334a38 PW |
114 | #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430) |
115 | void omap2xxx_restart(char mode, const char *cmd); | |
ecc46cfd | 116 | #else |
2f334a38 PW |
117 | static inline void omap2xxx_restart(char mode, const char *cmd) |
118 | { | |
119 | } | |
ecc46cfd | 120 | #endif |
2f334a38 PW |
121 | |
122 | #ifdef CONFIG_ARCH_OMAP3 | |
123 | void omap3xxx_restart(char mode, const char *cmd); | |
124 | #else | |
125 | static inline void omap3xxx_restart(char mode, const char *cmd) | |
126 | { | |
127 | } | |
128 | #endif | |
129 | ||
130 | #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) | |
131 | void omap44xx_restart(char mode, const char *cmd); | |
132 | #else | |
133 | static inline void omap44xx_restart(char mode, const char *cmd) | |
134 | { | |
135 | } | |
136 | #endif | |
137 | ||
b6a4226c PW |
138 | /* This gets called from mach-omap2/io.c, do not call this */ |
139 | void __init omap2_set_globals_tap(u32 class, void __iomem *tap); | |
140 | ||
141 | void __init omap242x_map_io(void); | |
142 | void __init omap243x_map_io(void); | |
143 | void __init omap3_map_io(void); | |
144 | void __init am33xx_map_io(void); | |
145 | void __init omap4_map_io(void); | |
146 | void __init omap5_map_io(void); | |
147 | void __init ti81xx_map_io(void); | |
148 | ||
149 | /* omap_barriers_init() is OMAP4 only */ | |
2ec1fc4e | 150 | void omap_barriers_init(void); |
4e65331c TL |
151 | |
152 | /** | |
153 | * omap_test_timeout - busy-loop, testing a condition | |
154 | * @cond: condition to test until it evaluates to true | |
155 | * @timeout: maximum number of microseconds in the timeout | |
156 | * @index: loop index (integer) | |
157 | * | |
158 | * Loop waiting for @cond to become true or until at least @timeout | |
159 | * microseconds have passed. To use, define some integer @index in the | |
160 | * calling code. After running, if @index == @timeout, then the loop has | |
161 | * timed out. | |
162 | */ | |
163 | #define omap_test_timeout(cond, timeout, index) \ | |
164 | ({ \ | |
165 | for (index = 0; index < timeout; index++) { \ | |
166 | if (cond) \ | |
167 | break; \ | |
168 | udelay(1); \ | |
169 | } \ | |
170 | }) | |
171 | ||
172 | extern struct device *omap2_get_mpuss_device(void); | |
173 | extern struct device *omap2_get_iva_device(void); | |
174 | extern struct device *omap2_get_l3_device(void); | |
175 | extern struct device *omap4_get_dsp_device(void); | |
176 | ||
177 | void omap2_init_irq(void); | |
178 | void omap3_init_irq(void); | |
a920360f | 179 | void ti81xx_init_irq(void); |
4e65331c TL |
180 | extern int omap_irq_pending(void); |
181 | void omap_intc_save_context(void); | |
182 | void omap_intc_restore_context(void); | |
183 | void omap3_intc_suspend(void); | |
184 | void omap3_intc_prepare_idle(void); | |
185 | void omap3_intc_resume_idle(void); | |
f88f4dd8 SS |
186 | void omap2_intc_handle_irq(struct pt_regs *regs); |
187 | void omap3_intc_handle_irq(struct pt_regs *regs); | |
c4082d49 S |
188 | void omap_intc_of_init(void); |
189 | void omap_gic_of_init(void); | |
4e65331c | 190 | |
4e65331c | 191 | #ifdef CONFIG_CACHE_L2X0 |
02afe8a7 | 192 | extern void __iomem *omap4_get_l2cache_base(void); |
4e65331c TL |
193 | #endif |
194 | ||
52fa2120 BC |
195 | struct device_node; |
196 | #ifdef CONFIG_OF | |
c4082d49 | 197 | int __init intc_of_init(struct device_node *node, |
52fa2120 BC |
198 | struct device_node *parent); |
199 | #else | |
c4082d49 | 200 | int __init intc_of_init(struct device_node *node, |
52fa2120 BC |
201 | struct device_node *parent) |
202 | { | |
203 | return 0; | |
204 | } | |
205 | #endif | |
206 | ||
02afe8a7 SS |
207 | #ifdef CONFIG_SMP |
208 | extern void __iomem *omap4_get_scu_base(void); | |
209 | #else | |
210 | static inline void __iomem *omap4_get_scu_base(void) | |
211 | { | |
212 | return NULL; | |
213 | } | |
4e65331c TL |
214 | #endif |
215 | ||
4e65331c | 216 | extern void __init gic_init_irq(void); |
ff999b8a | 217 | extern void gic_dist_disable(void); |
cd8ce159 CC |
218 | extern bool gic_dist_disabled(void); |
219 | extern void gic_timer_retrigger(void); | |
4e65331c | 220 | extern void omap_smc1(u32 fn, u32 arg); |
501f0c75 | 221 | extern void __iomem *omap4_get_sar_ram_base(void); |
b2b9762f | 222 | extern void omap_do_wfi(void); |
4e65331c TL |
223 | |
224 | #ifdef CONFIG_SMP | |
225 | /* Needed for secondary core boot */ | |
226 | extern void omap_secondary_startup(void); | |
ff999b8a | 227 | extern void omap_secondary_startup_4460(void); |
4e65331c TL |
228 | extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask); |
229 | extern void omap_auxcoreboot_addr(u32 cpu_addr); | |
230 | extern u32 omap_read_auxcoreboot0(void); | |
06915321 MZ |
231 | |
232 | extern void omap4_cpu_die(unsigned int cpu); | |
233 | ||
234 | extern struct smp_operations omap4_smp_ops; | |
235 | ||
283f708c | 236 | extern void omap5_secondary_startup(void); |
4e65331c TL |
237 | #endif |
238 | ||
b2b9762f SS |
239 | #if defined(CONFIG_SMP) && defined(CONFIG_PM) |
240 | extern int omap4_mpuss_init(void); | |
241 | extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state); | |
242 | extern int omap4_finish_suspend(unsigned long cpu_state); | |
243 | extern void omap4_cpu_resume(void); | |
b5b4f288 | 244 | extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state); |
3ba2a739 | 245 | extern u32 omap4_mpuss_read_prev_context_state(void); |
b2b9762f SS |
246 | #else |
247 | static inline int omap4_enter_lowpower(unsigned int cpu, | |
248 | unsigned int power_state) | |
249 | { | |
250 | cpu_do_idle(); | |
251 | return 0; | |
252 | } | |
253 | ||
b5b4f288 SS |
254 | static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state) |
255 | { | |
256 | cpu_do_idle(); | |
257 | return 0; | |
258 | } | |
259 | ||
b2b9762f SS |
260 | static inline int omap4_mpuss_init(void) |
261 | { | |
262 | return 0; | |
263 | } | |
264 | ||
265 | static inline int omap4_finish_suspend(unsigned long cpu_state) | |
266 | { | |
267 | return 0; | |
268 | } | |
269 | ||
270 | static inline void omap4_cpu_resume(void) | |
271 | {} | |
3ba2a739 SS |
272 | |
273 | static inline u32 omap4_mpuss_read_prev_context_state(void) | |
274 | { | |
275 | return 0; | |
276 | } | |
b2b9762f | 277 | #endif |
258ee922 TL |
278 | |
279 | struct omap_sdrc_params; | |
280 | extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0, | |
281 | struct omap_sdrc_params *sdrc_cs1); | |
1ee47b0a B |
282 | struct omap2_hsmmc_info; |
283 | extern int omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers); | |
f583f0f2 | 284 | extern void omap_reserve(void); |
258ee922 | 285 | |
5c2e8852 TL |
286 | struct omap_hwmod; |
287 | extern int omap_dss_reset(struct omap_hwmod *); | |
258ee922 | 288 | |
b2b9762f | 289 | #endif /* __ASSEMBLER__ */ |
4e65331c | 290 | #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */ |