2 * Header for code common to all OMAP2+ machines.
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.
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.
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.
25 #ifndef __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
26 #define __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
29 #include <linux/delay.h>
30 #include <linux/i2c/twl.h>
31 #include <plat/common.h>
32 #include <asm/proc-fns.h>
34 #ifdef CONFIG_SOC_OMAP2420
35 extern void omap242x_map_common_io(void);
37 static inline void omap242x_map_common_io(void)
42 #ifdef CONFIG_SOC_OMAP2430
43 extern void omap243x_map_common_io(void);
45 static inline void omap243x_map_common_io(void)
50 #ifdef CONFIG_ARCH_OMAP3
51 extern void omap34xx_map_common_io(void);
53 static inline void omap34xx_map_common_io(void)
58 #ifdef CONFIG_SOC_TI81XX
59 extern void omapti81xx_map_common_io(void);
61 static inline void omapti81xx_map_common_io(void)
66 #ifdef CONFIG_SOC_AM33XX
67 extern void omapam33xx_map_common_io(void);
69 static inline void omapam33xx_map_common_io(void)
74 #ifdef CONFIG_ARCH_OMAP4
75 extern void omap44xx_map_common_io(void);
77 static inline void omap44xx_map_common_io(void)
82 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP2)
83 int omap2_pm_init(void);
85 static inline int omap2_pm_init(void)
91 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3)
92 int omap3_pm_init(void);
94 static inline int omap3_pm_init(void)
100 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4)
101 int omap4_pm_init(void);
103 static inline int omap4_pm_init(void)
109 #ifdef CONFIG_OMAP_MUX
110 int omap_mux_late_init(void);
112 static inline int omap_mux_late_init(void)
118 #ifdef CONFIG_SOC_OMAP5
119 extern void omap5_map_common_io(void);
121 static inline void omap5_map_common_io(void)
126 extern void omap2_init_common_infrastructure(void);
128 extern struct sys_timer omap2_timer;
129 extern struct sys_timer omap3_timer;
130 extern struct sys_timer omap3_secure_timer;
131 extern struct sys_timer omap3_am33xx_timer;
132 extern struct sys_timer omap4_timer;
134 void omap2420_init_early(void);
135 void omap2430_init_early(void);
136 void omap3430_init_early(void);
137 void omap35xx_init_early(void);
138 void omap3630_init_early(void);
139 void omap3_init_early(void); /* Do not use this one */
140 void am33xx_init_early(void);
141 void am35xx_init_early(void);
142 void ti81xx_init_early(void);
143 void am33xx_init_early(void);
144 void omap4430_init_early(void);
145 void omap5_init_early(void);
146 void omap3_init_late(void); /* Do not use this one */
147 void omap4430_init_late(void);
148 void omap2420_init_late(void);
149 void omap2430_init_late(void);
150 void omap3430_init_late(void);
151 void omap35xx_init_late(void);
152 void omap3630_init_late(void);
153 void am35xx_init_late(void);
154 void ti81xx_init_late(void);
155 void omap4430_init_late(void);
156 int omap2_common_pm_late_init(void);
157 void omap_prcm_restart(char, const char *);
160 * IO bases for various OMAP processors
161 * Except the tap base, rest all the io bases
162 * listed are physical addresses.
164 struct omap_globals {
165 u32 class; /* OMAP class to detect */
166 void __iomem *tap; /* Control module ID code */
167 void __iomem *sdrc; /* SDRAM Controller */
168 void __iomem *sms; /* SDRAM Memory Scheduler */
169 void __iomem *ctrl; /* System Control Module */
170 void __iomem *ctrl_pad; /* PAD Control Module */
171 void __iomem *prm; /* Power and Reset Management */
172 void __iomem *cm; /* Clock Management */
174 void __iomem *prcm_mpu;
177 void omap2_set_globals_242x(void);
178 void omap2_set_globals_243x(void);
179 void omap2_set_globals_3xxx(void);
180 void omap2_set_globals_443x(void);
181 void omap2_set_globals_5xxx(void);
182 void omap2_set_globals_ti81xx(void);
183 void omap2_set_globals_am33xx(void);
185 /* These get called from omap2_set_globals_xxxx(), do not call these */
186 void omap2_set_globals_tap(struct omap_globals *);
187 #if defined(CONFIG_SOC_HAS_OMAP2_SDRC)
188 void omap2_set_globals_sdrc(struct omap_globals *);
190 static inline void omap2_set_globals_sdrc(struct omap_globals *omap2_globals)
193 void omap2_set_globals_control(struct omap_globals *);
194 void omap2_set_globals_prcm(struct omap_globals *);
196 void omap242x_map_io(void);
197 void omap243x_map_io(void);
198 void omap3_map_io(void);
199 void am33xx_map_io(void);
200 void omap4_map_io(void);
201 void omap5_map_io(void);
202 void ti81xx_map_io(void);
203 void omap_barriers_init(void);
206 * omap_test_timeout - busy-loop, testing a condition
207 * @cond: condition to test until it evaluates to true
208 * @timeout: maximum number of microseconds in the timeout
209 * @index: loop index (integer)
211 * Loop waiting for @cond to become true or until at least @timeout
212 * microseconds have passed. To use, define some integer @index in the
213 * calling code. After running, if @index == @timeout, then the loop has
216 #define omap_test_timeout(cond, timeout, index) \
218 for (index = 0; index < timeout; index++) { \
225 extern struct device *omap2_get_mpuss_device(void);
226 extern struct device *omap2_get_iva_device(void);
227 extern struct device *omap2_get_l3_device(void);
228 extern struct device *omap4_get_dsp_device(void);
230 void omap2_init_irq(void);
231 void omap3_init_irq(void);
232 void ti81xx_init_irq(void);
233 extern int omap_irq_pending(void);
234 void omap_intc_save_context(void);
235 void omap_intc_restore_context(void);
236 void omap3_intc_suspend(void);
237 void omap3_intc_prepare_idle(void);
238 void omap3_intc_resume_idle(void);
239 void omap2_intc_handle_irq(struct pt_regs *regs);
240 void omap3_intc_handle_irq(struct pt_regs *regs);
242 #ifdef CONFIG_CACHE_L2X0
243 extern void __iomem *omap4_get_l2cache_base(void);
248 int __init omap_intc_of_init(struct device_node *node,
249 struct device_node *parent);
251 int __init omap_intc_of_init(struct device_node *node,
252 struct device_node *parent)
259 extern void __iomem *omap4_get_scu_base(void);
261 static inline void __iomem *omap4_get_scu_base(void)
267 extern void __init gic_init_irq(void);
268 extern void omap_smc1(u32 fn, u32 arg);
269 extern void __iomem *omap4_get_sar_ram_base(void);
270 extern void omap_do_wfi(void);
273 /* Needed for secondary core boot */
274 extern void omap_secondary_startup(void);
275 extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
276 extern void omap_auxcoreboot_addr(u32 cpu_addr);
277 extern u32 omap_read_auxcoreboot0(void);
280 #if defined(CONFIG_SMP) && defined(CONFIG_PM)
281 extern int omap4_mpuss_init(void);
282 extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state);
283 extern int omap4_finish_suspend(unsigned long cpu_state);
284 extern void omap4_cpu_resume(void);
285 extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state);
286 extern u32 omap4_mpuss_read_prev_context_state(void);
288 static inline int omap4_enter_lowpower(unsigned int cpu,
289 unsigned int power_state)
295 static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
301 static inline int omap4_mpuss_init(void)
306 static inline int omap4_finish_suspend(unsigned long cpu_state)
311 static inline void omap4_cpu_resume(void)
314 static inline u32 omap4_mpuss_read_prev_context_state(void)
320 struct omap_sdrc_params;
321 extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
322 struct omap_sdrc_params *sdrc_cs1);
323 struct omap2_hsmmc_info;
324 extern int omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers);
326 #endif /* __ASSEMBLER__ */
327 #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */