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/irq.h>
30 #include <linux/delay.h>
31 #include <linux/i2c.h>
32 #include <linux/i2c/twl.h>
33 #include <linux/i2c-omap.h>
35 #include <asm/proc-fns.h>
42 #define OMAP_INTC_START NR_IRQS
44 #ifdef CONFIG_SOC_OMAP2420
45 extern void omap242x_map_common_io(void);
47 static inline void omap242x_map_common_io(void)
52 #ifdef CONFIG_SOC_OMAP2430
53 extern void omap243x_map_common_io(void);
55 static inline void omap243x_map_common_io(void)
60 #ifdef CONFIG_ARCH_OMAP3
61 extern void omap34xx_map_common_io(void);
63 static inline void omap34xx_map_common_io(void)
68 #ifdef CONFIG_SOC_TI81XX
69 extern void omapti81xx_map_common_io(void);
71 static inline void omapti81xx_map_common_io(void)
76 #ifdef CONFIG_SOC_AM33XX
77 extern void omapam33xx_map_common_io(void);
79 static inline void omapam33xx_map_common_io(void)
84 #ifdef CONFIG_ARCH_OMAP4
85 extern void omap44xx_map_common_io(void);
87 static inline void omap44xx_map_common_io(void)
92 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP2)
93 int omap2_pm_init(void);
95 static inline int omap2_pm_init(void)
101 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3)
102 int omap3_pm_init(void);
104 static inline int omap3_pm_init(void)
110 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4)
111 int omap4_pm_init(void);
113 static inline int omap4_pm_init(void)
119 #ifdef CONFIG_OMAP_MUX
120 int omap_mux_late_init(void);
122 static inline int omap_mux_late_init(void)
128 #ifdef CONFIG_SOC_OMAP5
129 extern void omap5_map_common_io(void);
131 static inline void omap5_map_common_io(void)
136 extern void omap2_init_common_infrastructure(void);
138 extern struct sys_timer omap2_timer;
139 extern struct sys_timer omap3_timer;
140 extern struct sys_timer omap3_secure_timer;
141 extern struct sys_timer omap3_gp_timer;
142 extern struct sys_timer omap3_am33xx_timer;
143 extern struct sys_timer omap4_timer;
144 extern struct sys_timer omap5_timer;
146 void omap2420_init_early(void);
147 void omap2430_init_early(void);
148 void omap3430_init_early(void);
149 void omap35xx_init_early(void);
150 void omap3630_init_early(void);
151 void omap3_init_early(void); /* Do not use this one */
152 void am33xx_init_early(void);
153 void am35xx_init_early(void);
154 void ti81xx_init_early(void);
155 void am33xx_init_early(void);
156 void omap4430_init_early(void);
157 void omap5_init_early(void);
158 void omap3_init_late(void); /* Do not use this one */
159 void omap4430_init_late(void);
160 void omap2420_init_late(void);
161 void omap2430_init_late(void);
162 void omap3430_init_late(void);
163 void omap35xx_init_late(void);
164 void omap3630_init_late(void);
165 void am35xx_init_late(void);
166 void ti81xx_init_late(void);
167 void omap4430_init_late(void);
168 int omap2_common_pm_late_init(void);
169 void omap_prcm_restart(char, const char *);
172 * IO bases for various OMAP processors
173 * Except the tap base, rest all the io bases
174 * listed are physical addresses.
176 struct omap_globals {
177 u32 class; /* OMAP class to detect */
178 void __iomem *tap; /* Control module ID code */
179 void __iomem *sdrc; /* SDRAM Controller */
180 void __iomem *sms; /* SDRAM Memory Scheduler */
181 void __iomem *ctrl; /* System Control Module */
182 void __iomem *ctrl_pad; /* PAD Control Module */
183 void __iomem *prm; /* Power and Reset Management */
184 void __iomem *cm; /* Clock Management */
186 void __iomem *prcm_mpu;
189 void omap2_set_globals_242x(void);
190 void omap2_set_globals_243x(void);
191 void omap2_set_globals_3xxx(void);
192 void omap2_set_globals_443x(void);
193 void omap2_set_globals_5xxx(void);
194 void omap2_set_globals_ti81xx(void);
195 void omap2_set_globals_am33xx(void);
197 /* These get called from omap2_set_globals_xxxx(), do not call these */
198 void omap2_set_globals_tap(struct omap_globals *);
199 #if defined(CONFIG_SOC_HAS_OMAP2_SDRC)
200 void omap2_set_globals_sdrc(struct omap_globals *);
202 static inline void omap2_set_globals_sdrc(struct omap_globals *omap2_globals)
205 void omap2_set_globals_control(struct omap_globals *);
206 void omap2_set_globals_prcm(struct omap_globals *);
208 void omap242x_map_io(void);
209 void omap243x_map_io(void);
210 void omap3_map_io(void);
211 void am33xx_map_io(void);
212 void omap4_map_io(void);
213 void omap5_map_io(void);
214 void ti81xx_map_io(void);
215 void omap_barriers_init(void);
218 * omap_test_timeout - busy-loop, testing a condition
219 * @cond: condition to test until it evaluates to true
220 * @timeout: maximum number of microseconds in the timeout
221 * @index: loop index (integer)
223 * Loop waiting for @cond to become true or until at least @timeout
224 * microseconds have passed. To use, define some integer @index in the
225 * calling code. After running, if @index == @timeout, then the loop has
228 #define omap_test_timeout(cond, timeout, index) \
230 for (index = 0; index < timeout; index++) { \
237 extern struct device *omap2_get_mpuss_device(void);
238 extern struct device *omap2_get_iva_device(void);
239 extern struct device *omap2_get_l3_device(void);
240 extern struct device *omap4_get_dsp_device(void);
242 void omap2_init_irq(void);
243 void omap3_init_irq(void);
244 void ti81xx_init_irq(void);
245 extern int omap_irq_pending(void);
246 void omap_intc_save_context(void);
247 void omap_intc_restore_context(void);
248 void omap3_intc_suspend(void);
249 void omap3_intc_prepare_idle(void);
250 void omap3_intc_resume_idle(void);
251 void omap2_intc_handle_irq(struct pt_regs *regs);
252 void omap3_intc_handle_irq(struct pt_regs *regs);
253 void omap_intc_of_init(void);
254 void omap_gic_of_init(void);
256 #ifdef CONFIG_CACHE_L2X0
257 extern void __iomem *omap4_get_l2cache_base(void);
262 int __init intc_of_init(struct device_node *node,
263 struct device_node *parent);
265 int __init intc_of_init(struct device_node *node,
266 struct device_node *parent)
273 extern void __iomem *omap4_get_scu_base(void);
275 static inline void __iomem *omap4_get_scu_base(void)
281 extern void __init gic_init_irq(void);
282 extern void omap_smc1(u32 fn, u32 arg);
283 extern void __iomem *omap4_get_sar_ram_base(void);
284 extern void omap_do_wfi(void);
287 /* Needed for secondary core boot */
288 extern void omap_secondary_startup(void);
289 extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
290 extern void omap_auxcoreboot_addr(u32 cpu_addr);
291 extern u32 omap_read_auxcoreboot0(void);
293 extern void omap4_cpu_die(unsigned int cpu);
295 extern struct smp_operations omap4_smp_ops;
297 extern void omap5_secondary_startup(void);
300 #if defined(CONFIG_SMP) && defined(CONFIG_PM)
301 extern int omap4_mpuss_init(void);
302 extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state);
303 extern int omap4_finish_suspend(unsigned long cpu_state);
304 extern void omap4_cpu_resume(void);
305 extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state);
306 extern u32 omap4_mpuss_read_prev_context_state(void);
308 static inline int omap4_enter_lowpower(unsigned int cpu,
309 unsigned int power_state)
315 static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
321 static inline int omap4_mpuss_init(void)
326 static inline int omap4_finish_suspend(unsigned long cpu_state)
331 static inline void omap4_cpu_resume(void)
334 static inline u32 omap4_mpuss_read_prev_context_state(void)
340 struct omap_sdrc_params;
341 extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
342 struct omap_sdrc_params *sdrc_cs1);
343 struct omap2_hsmmc_info;
344 extern int omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers);
345 extern void omap_reserve(void);
348 extern int omap_dss_reset(struct omap_hwmod *);
350 #endif /* __ASSEMBLER__ */
351 #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */