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 #ifdef CONFIG_CACHE_L2X0
95 int omap_l2_cache_init(void);
97 static inline int omap_l2_cache_init(void)
102 extern void omap5_realtime_timer_init(void);
104 void omap2420_init_early(void);
105 void omap2430_init_early(void);
106 void omap3430_init_early(void);
107 void omap35xx_init_early(void);
108 void omap3630_init_early(void);
109 void omap3_init_early(void); /* Do not use this one */
110 void am33xx_init_early(void);
111 void am35xx_init_early(void);
112 void ti81xx_init_early(void);
113 void am33xx_init_early(void);
114 void am43xx_init_early(void);
115 void am43xx_init_late(void);
116 void omap4430_init_early(void);
117 void omap5_init_early(void);
118 void omap3_init_late(void); /* Do not use this one */
119 void omap4430_init_late(void);
120 void omap2420_init_late(void);
121 void omap2430_init_late(void);
122 void omap3430_init_late(void);
123 void omap35xx_init_late(void);
124 void omap3630_init_late(void);
125 void am35xx_init_late(void);
126 void ti81xx_init_late(void);
127 void am33xx_init_late(void);
128 void omap5_init_late(void);
129 int omap2_common_pm_late_init(void);
130 void dra7xx_init_early(void);
131 void dra7xx_init_late(void);
133 #ifdef CONFIG_SOC_BUS
134 void omap_soc_device_init(void);
136 static inline void omap_soc_device_init(void)
141 #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430)
142 void omap2xxx_restart(enum reboot_mode mode
, const char *cmd
);
144 static inline void omap2xxx_restart(enum reboot_mode mode
, const char *cmd
)
149 #ifdef CONFIG_SOC_AM33XX
150 void am33xx_restart(enum reboot_mode mode
, const char *cmd
);
152 static inline void am33xx_restart(enum reboot_mode mode
, const char *cmd
)
157 #ifdef CONFIG_ARCH_OMAP3
158 void omap3xxx_restart(enum reboot_mode mode
, const char *cmd
);
160 static inline void omap3xxx_restart(enum reboot_mode mode
, const char *cmd
)
165 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
166 defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM43XX)
167 void omap44xx_restart(enum reboot_mode mode
, const char *cmd
);
169 static inline void omap44xx_restart(enum reboot_mode mode
, const char *cmd
)
174 /* This gets called from mach-omap2/io.c, do not call this */
175 void __init
omap2_set_globals_tap(u32
class, void __iomem
*tap
);
177 void __init
omap242x_map_io(void);
178 void __init
omap243x_map_io(void);
179 void __init
omap3_map_io(void);
180 void __init
am33xx_map_io(void);
181 void __init
omap4_map_io(void);
182 void __init
omap5_map_io(void);
183 void __init
ti81xx_map_io(void);
185 /* omap_barriers_init() is OMAP4 only */
186 void omap_barriers_init(void);
189 * omap_test_timeout - busy-loop, testing a condition
190 * @cond: condition to test until it evaluates to true
191 * @timeout: maximum number of microseconds in the timeout
192 * @index: loop index (integer)
194 * Loop waiting for @cond to become true or until at least @timeout
195 * microseconds have passed. To use, define some integer @index in the
196 * calling code. After running, if @index == @timeout, then the loop has
199 #define omap_test_timeout(cond, timeout, index) \
201 for (index = 0; index < timeout; index++) { \
208 extern struct device
*omap2_get_mpuss_device(void);
209 extern struct device
*omap2_get_iva_device(void);
210 extern struct device
*omap2_get_l3_device(void);
211 extern struct device
*omap4_get_dsp_device(void);
213 void omap2_init_irq(void);
214 void omap3_init_irq(void);
215 void ti81xx_init_irq(void);
216 extern int omap_irq_pending(void);
217 void omap_intc_save_context(void);
218 void omap_intc_restore_context(void);
219 void omap3_intc_suspend(void);
220 void omap3_intc_prepare_idle(void);
221 void omap3_intc_resume_idle(void);
222 void omap2_intc_handle_irq(struct pt_regs
*regs
);
223 void omap3_intc_handle_irq(struct pt_regs
*regs
);
224 void omap_intc_of_init(void);
225 void omap_gic_of_init(void);
227 #ifdef CONFIG_CACHE_L2X0
228 extern void __iomem
*omap4_get_l2cache_base(void);
233 int __init
intc_of_init(struct device_node
*node
,
234 struct device_node
*parent
);
236 int __init
intc_of_init(struct device_node
*node
,
237 struct device_node
*parent
)
244 extern void __iomem
*omap4_get_scu_base(void);
246 static inline void __iomem
*omap4_get_scu_base(void)
252 extern void gic_dist_disable(void);
253 extern void gic_dist_enable(void);
254 extern bool gic_dist_disabled(void);
255 extern void gic_timer_retrigger(void);
256 extern void omap_smc1(u32 fn
, u32 arg
);
257 extern void __iomem
*omap4_get_sar_ram_base(void);
258 extern void omap_do_wfi(void);
261 /* Needed for secondary core boot */
262 extern void omap4_secondary_startup(void);
263 extern void omap4460_secondary_startup(void);
264 extern u32
omap_modify_auxcoreboot0(u32 set_mask
, u32 clear_mask
);
265 extern void omap_auxcoreboot_addr(u32 cpu_addr
);
266 extern u32
omap_read_auxcoreboot0(void);
268 extern void omap4_cpu_die(unsigned int cpu
);
270 extern struct smp_operations omap4_smp_ops
;
272 extern void omap5_secondary_startup(void);
275 #if defined(CONFIG_SMP) && defined(CONFIG_PM)
276 extern int omap4_mpuss_init(void);
277 extern int omap4_enter_lowpower(unsigned int cpu
, unsigned int power_state
);
278 extern int omap4_finish_suspend(unsigned long cpu_state
);
279 extern void omap4_cpu_resume(void);
280 extern int omap4_hotplug_cpu(unsigned int cpu
, unsigned int power_state
);
282 static inline int omap4_enter_lowpower(unsigned int cpu
,
283 unsigned int power_state
)
289 static inline int omap4_hotplug_cpu(unsigned int cpu
, unsigned int power_state
)
295 static inline int omap4_mpuss_init(void)
300 static inline int omap4_finish_suspend(unsigned long cpu_state
)
305 static inline void omap4_cpu_resume(void)
310 void pdata_quirks_init(struct of_device_id
*);
311 void omap_auxdata_legacy_init(struct device
*dev
);
312 void omap_pcs_legacy_init(int irq
, void (*rearm
)(void));
314 struct omap_sdrc_params
;
315 extern void omap_sdrc_init(struct omap_sdrc_params
*sdrc_cs0
,
316 struct omap_sdrc_params
*sdrc_cs1
);
317 struct omap2_hsmmc_info
;
318 extern void omap_reserve(void);
321 extern int omap_dss_reset(struct omap_hwmod
*);
323 /* SoC specific clock initializer */
324 int omap_clk_init(void);
326 int __init
omapdss_init_of(void);
327 void __init
omapdss_early_init_of(void);
329 #endif /* __ASSEMBLER__ */
330 #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */