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>
34 #include <linux/reboot.h>
36 #include <asm/proc-fns.h>
43 #define OMAP_INTC_START NR_IRQS
45 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP2)
46 int omap2_pm_init(void);
48 static inline int omap2_pm_init(void)
54 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3)
55 int omap3_pm_init(void);
57 static inline int omap3_pm_init(void)
63 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4)
64 int omap4_pm_init(void);
65 int omap4_pm_init_early(void);
67 static inline int omap4_pm_init(void)
72 static inline int omap4_pm_init_early(void)
78 #ifdef CONFIG_OMAP_MUX
79 int omap_mux_late_init(void);
81 static inline int omap_mux_late_init(void)
87 extern void omap2_init_common_infrastructure(void);
89 extern void omap2_sync32k_timer_init(void);
90 extern void omap3_sync32k_timer_init(void);
91 extern void omap3_secure_sync32k_timer_init(void);
92 extern void omap3_gptimer_timer_init(void);
93 extern void omap4_local_timer_init(void);
94 int omap_l2_cache_init(void);
95 extern void omap5_realtime_timer_init(void);
97 void omap2420_init_early(void);
98 void omap2430_init_early(void);
99 void omap3430_init_early(void);
100 void omap35xx_init_early(void);
101 void omap3630_init_early(void);
102 void omap3_init_early(void); /* Do not use this one */
103 void am33xx_init_early(void);
104 void am35xx_init_early(void);
105 void ti81xx_init_early(void);
106 void am33xx_init_early(void);
107 void am43xx_init_early(void);
108 void am43xx_init_late(void);
109 void omap4430_init_early(void);
110 void omap5_init_early(void);
111 void omap3_init_late(void); /* Do not use this one */
112 void omap4430_init_late(void);
113 void omap2420_init_late(void);
114 void omap2430_init_late(void);
115 void omap3430_init_late(void);
116 void omap35xx_init_late(void);
117 void omap3630_init_late(void);
118 void am35xx_init_late(void);
119 void ti81xx_init_late(void);
120 void am33xx_init_late(void);
121 void omap5_init_late(void);
122 int omap2_common_pm_late_init(void);
123 void dra7xx_init_early(void);
124 void dra7xx_init_late(void);
126 #ifdef CONFIG_SOC_BUS
127 void omap_soc_device_init(void);
129 static inline void omap_soc_device_init(void)
134 #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430)
135 void omap2xxx_restart(enum reboot_mode mode, const char *cmd);
137 static inline void omap2xxx_restart(enum reboot_mode mode, const char *cmd)
142 #ifdef CONFIG_SOC_AM33XX
143 void am33xx_restart(enum reboot_mode mode, const char *cmd);
145 static inline void am33xx_restart(enum reboot_mode mode, const char *cmd)
150 #ifdef CONFIG_ARCH_OMAP3
151 void omap3xxx_restart(enum reboot_mode mode, const char *cmd);
153 static inline void omap3xxx_restart(enum reboot_mode mode, const char *cmd)
158 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
159 void omap44xx_restart(enum reboot_mode mode, const char *cmd);
161 static inline void omap44xx_restart(enum reboot_mode mode, const char *cmd)
166 /* This gets called from mach-omap2/io.c, do not call this */
167 void __init omap2_set_globals_tap(u32 class, void __iomem *tap);
169 void __init omap242x_map_io(void);
170 void __init omap243x_map_io(void);
171 void __init omap3_map_io(void);
172 void __init am33xx_map_io(void);
173 void __init omap4_map_io(void);
174 void __init omap5_map_io(void);
175 void __init ti81xx_map_io(void);
177 /* omap_barriers_init() is OMAP4 only */
178 void omap_barriers_init(void);
181 * omap_test_timeout - busy-loop, testing a condition
182 * @cond: condition to test until it evaluates to true
183 * @timeout: maximum number of microseconds in the timeout
184 * @index: loop index (integer)
186 * Loop waiting for @cond to become true or until at least @timeout
187 * microseconds have passed. To use, define some integer @index in the
188 * calling code. After running, if @index == @timeout, then the loop has
191 #define omap_test_timeout(cond, timeout, index) \
193 for (index = 0; index < timeout; index++) { \
200 extern struct device *omap2_get_mpuss_device(void);
201 extern struct device *omap2_get_iva_device(void);
202 extern struct device *omap2_get_l3_device(void);
203 extern struct device *omap4_get_dsp_device(void);
205 void omap2_init_irq(void);
206 void omap3_init_irq(void);
207 void ti81xx_init_irq(void);
208 extern int omap_irq_pending(void);
209 void omap_intc_save_context(void);
210 void omap_intc_restore_context(void);
211 void omap3_intc_suspend(void);
212 void omap3_intc_prepare_idle(void);
213 void omap3_intc_resume_idle(void);
214 void omap2_intc_handle_irq(struct pt_regs *regs);
215 void omap3_intc_handle_irq(struct pt_regs *regs);
216 void omap_intc_of_init(void);
217 void omap_gic_of_init(void);
219 #ifdef CONFIG_CACHE_L2X0
220 extern void __iomem *omap4_get_l2cache_base(void);
225 int __init intc_of_init(struct device_node *node,
226 struct device_node *parent);
228 int __init intc_of_init(struct device_node *node,
229 struct device_node *parent)
236 extern void __iomem *omap4_get_scu_base(void);
238 static inline void __iomem *omap4_get_scu_base(void)
244 extern void __init gic_init_irq(void);
245 extern void gic_dist_disable(void);
246 extern void gic_dist_enable(void);
247 extern bool gic_dist_disabled(void);
248 extern void gic_timer_retrigger(void);
249 extern void omap_smc1(u32 fn, u32 arg);
250 extern void __iomem *omap4_get_sar_ram_base(void);
251 extern void omap_do_wfi(void);
254 /* Needed for secondary core boot */
255 extern void omap4_secondary_startup(void);
256 extern void omap4460_secondary_startup(void);
257 extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
258 extern void omap_auxcoreboot_addr(u32 cpu_addr);
259 extern u32 omap_read_auxcoreboot0(void);
261 extern void omap4_cpu_die(unsigned int cpu);
263 extern struct smp_operations omap4_smp_ops;
265 extern void omap5_secondary_startup(void);
268 #if defined(CONFIG_SMP) && defined(CONFIG_PM)
269 extern int omap4_mpuss_init(void);
270 extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state);
271 extern int omap4_finish_suspend(unsigned long cpu_state);
272 extern void omap4_cpu_resume(void);
273 extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state);
275 static inline int omap4_enter_lowpower(unsigned int cpu,
276 unsigned int power_state)
282 static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
288 static inline int omap4_mpuss_init(void)
293 static inline int omap4_finish_suspend(unsigned long cpu_state)
298 static inline void omap4_cpu_resume(void)
303 void pdata_quirks_init(struct of_device_id *);
304 void omap_auxdata_legacy_init(struct device *dev);
305 void omap_pcs_legacy_init(int irq, void (*rearm)(void));
307 struct omap_sdrc_params;
308 extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
309 struct omap_sdrc_params *sdrc_cs1);
310 struct omap2_hsmmc_info;
311 extern void omap_reserve(void);
314 extern int omap_dss_reset(struct omap_hwmod *);
316 /* SoC specific clock initializer */
317 int omap_clk_init(void);
319 int __init omapdss_init_of(void);
320 void __init omapdss_early_init_of(void);
322 #endif /* __ASSEMBLER__ */
323 #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */