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 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP2)
45 int omap2_pm_init(void);
47 static inline int omap2_pm_init(void)
53 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3)
54 int omap3_pm_init(void);
56 static inline int omap3_pm_init(void)
62 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4)
63 int omap4_pm_init(void);
65 static inline int omap4_pm_init(void)
71 #ifdef CONFIG_OMAP_MUX
72 int omap_mux_late_init(void);
74 static inline int omap_mux_late_init(void)
80 extern void omap2_init_common_infrastructure(void);
82 extern void omap2_sync32k_timer_init(void);
83 extern void omap3_sync32k_timer_init(void);
84 extern void omap3_secure_sync32k_timer_init(void);
85 extern void omap3_gp_gptimer_timer_init(void);
86 extern void omap3_am33xx_gptimer_timer_init(void);
87 extern void omap4_local_timer_init(void);
88 extern void omap5_realtime_timer_init(void);
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 */
96 void am33xx_init_early(void);
97 void am35xx_init_early(void);
98 void ti81xx_init_early(void);
99 void am33xx_init_early(void);
100 void omap4430_init_early(void);
101 void omap5_init_early(void);
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 int omap2_common_pm_late_init(void);
113 #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430)
114 void omap2xxx_restart(char mode, const char *cmd);
116 static inline void omap2xxx_restart(char mode, const char *cmd)
121 #ifdef CONFIG_SOC_AM33XX
122 void am33xx_restart(char mode, const char *cmd);
124 static inline void am33xx_restart(char mode, const char *cmd)
129 #ifdef CONFIG_ARCH_OMAP3
130 void omap3xxx_restart(char mode, const char *cmd);
132 static inline void omap3xxx_restart(char mode, const char *cmd)
137 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
138 void omap44xx_restart(char mode, const char *cmd);
140 static inline void omap44xx_restart(char mode, const char *cmd)
145 /* This gets called from mach-omap2/io.c, do not call this */
146 void __init omap2_set_globals_tap(u32 class, void __iomem *tap);
148 void __init omap242x_map_io(void);
149 void __init omap243x_map_io(void);
150 void __init omap3_map_io(void);
151 void __init am33xx_map_io(void);
152 void __init omap4_map_io(void);
153 void __init omap5_map_io(void);
154 void __init ti81xx_map_io(void);
156 /* omap_barriers_init() is OMAP4 only */
157 void omap_barriers_init(void);
160 * omap_test_timeout - busy-loop, testing a condition
161 * @cond: condition to test until it evaluates to true
162 * @timeout: maximum number of microseconds in the timeout
163 * @index: loop index (integer)
165 * Loop waiting for @cond to become true or until at least @timeout
166 * microseconds have passed. To use, define some integer @index in the
167 * calling code. After running, if @index == @timeout, then the loop has
170 #define omap_test_timeout(cond, timeout, index) \
172 for (index = 0; index < timeout; index++) { \
179 extern struct device *omap2_get_mpuss_device(void);
180 extern struct device *omap2_get_iva_device(void);
181 extern struct device *omap2_get_l3_device(void);
182 extern struct device *omap4_get_dsp_device(void);
184 void omap2_init_irq(void);
185 void omap3_init_irq(void);
186 void ti81xx_init_irq(void);
187 extern int omap_irq_pending(void);
188 void omap_intc_save_context(void);
189 void omap_intc_restore_context(void);
190 void omap3_intc_suspend(void);
191 void omap3_intc_prepare_idle(void);
192 void omap3_intc_resume_idle(void);
193 void omap2_intc_handle_irq(struct pt_regs *regs);
194 void omap3_intc_handle_irq(struct pt_regs *regs);
195 void omap_intc_of_init(void);
196 void omap_gic_of_init(void);
198 #ifdef CONFIG_CACHE_L2X0
199 extern void __iomem *omap4_get_l2cache_base(void);
204 int __init intc_of_init(struct device_node *node,
205 struct device_node *parent);
207 int __init intc_of_init(struct device_node *node,
208 struct device_node *parent)
215 extern void __iomem *omap4_get_scu_base(void);
217 static inline void __iomem *omap4_get_scu_base(void)
223 extern void __init gic_init_irq(void);
224 extern void gic_dist_disable(void);
225 extern bool gic_dist_disabled(void);
226 extern void gic_timer_retrigger(void);
227 extern void omap_smc1(u32 fn, u32 arg);
228 extern void __iomem *omap4_get_sar_ram_base(void);
229 extern void omap_do_wfi(void);
232 /* Needed for secondary core boot */
233 extern void omap_secondary_startup(void);
234 extern void omap_secondary_startup_4460(void);
235 extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
236 extern void omap_auxcoreboot_addr(u32 cpu_addr);
237 extern u32 omap_read_auxcoreboot0(void);
239 extern void omap4_cpu_die(unsigned int cpu);
241 extern struct smp_operations omap4_smp_ops;
243 extern void omap5_secondary_startup(void);
246 #if defined(CONFIG_SMP) && defined(CONFIG_PM)
247 extern int omap4_mpuss_init(void);
248 extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state);
249 extern int omap4_finish_suspend(unsigned long cpu_state);
250 extern void omap4_cpu_resume(void);
251 extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state);
252 extern u32 omap4_mpuss_read_prev_context_state(void);
254 static inline int omap4_enter_lowpower(unsigned int cpu,
255 unsigned int power_state)
261 static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
267 static inline int omap4_mpuss_init(void)
272 static inline int omap4_finish_suspend(unsigned long cpu_state)
277 static inline void omap4_cpu_resume(void)
280 static inline u32 omap4_mpuss_read_prev_context_state(void)
286 struct omap_sdrc_params;
287 extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
288 struct omap_sdrc_params *sdrc_cs1);
289 struct omap2_hsmmc_info;
290 extern int omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers);
291 extern void omap_reserve(void);
294 extern int omap_dss_reset(struct omap_hwmod *);
296 #endif /* __ASSEMBLER__ */
297 #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */