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>
35 #include <linux/irqchip/irq-omap-intc.h>
37 #include <asm/proc-fns.h>
38 #include <asm/hardware/cache-l2x0.h>
45 #define OMAP_INTC_START NR_IRQS
47 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP2)
48 int omap2_pm_init(void);
50 static inline int omap2_pm_init(void)
56 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3)
57 int omap3_pm_init(void);
59 static inline int omap3_pm_init(void)
65 #if defined(CONFIG_PM) && (defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || defined(CONFIG_SOC_DRA7XX))
66 int omap4_pm_init(void);
67 int omap4_pm_init_early(void);
69 static inline int omap4_pm_init(void)
74 static inline int omap4_pm_init_early(void)
80 #ifdef CONFIG_OMAP_MUX
81 int omap_mux_late_init(void);
83 static inline int omap_mux_late_init(void)
89 extern void omap2_init_common_infrastructure(void);
91 extern void omap_init_time(void);
92 extern void omap3_secure_sync32k_timer_init(void);
93 extern void omap3_gptimer_timer_init(void);
94 extern void omap4_local_timer_init(void);
95 #ifdef CONFIG_CACHE_L2X0
96 int omap_l2_cache_init(void);
97 #define OMAP_L2C_AUX_CTRL (L2C_AUX_CTRL_SHARED_OVERRIDE | \
98 L310_AUX_CTRL_DATA_PREFETCH | \
99 L310_AUX_CTRL_INSTR_PREFETCH)
100 void omap4_l2c310_write_sec(unsigned long val, unsigned reg);
102 static inline int omap_l2_cache_init(void)
107 #define OMAP_L2C_AUX_CTRL 0
108 #define omap4_l2c310_write_sec NULL
110 extern void omap5_realtime_timer_init(void);
112 void omap2420_init_early(void);
113 void omap2430_init_early(void);
114 void omap3430_init_early(void);
115 void omap35xx_init_early(void);
116 void omap3630_init_early(void);
117 void omap3_init_early(void); /* Do not use this one */
118 void am33xx_init_early(void);
119 void am35xx_init_early(void);
120 void ti814x_init_early(void);
121 void ti816x_init_early(void);
122 void am33xx_init_early(void);
123 void am43xx_init_early(void);
124 void am43xx_init_late(void);
125 void omap4430_init_early(void);
126 void omap5_init_early(void);
127 void omap3_init_late(void); /* Do not use this one */
128 void omap4430_init_late(void);
129 void omap2420_init_late(void);
130 void omap2430_init_late(void);
131 void omap3430_init_late(void);
132 void omap35xx_init_late(void);
133 void omap3630_init_late(void);
134 void am35xx_init_late(void);
135 void ti81xx_init_late(void);
136 void am33xx_init_late(void);
137 void omap5_init_late(void);
138 int omap2_common_pm_late_init(void);
139 void dra7xx_init_early(void);
140 void dra7xx_init_late(void);
142 #ifdef CONFIG_SOC_BUS
143 void omap_soc_device_init(void);
145 static inline void omap_soc_device_init(void)
150 #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430)
151 void omap2xxx_restart(enum reboot_mode mode, const char *cmd);
153 static inline void omap2xxx_restart(enum reboot_mode mode, const char *cmd)
158 #ifdef CONFIG_SOC_AM33XX
159 void am33xx_restart(enum reboot_mode mode, const char *cmd);
161 static inline void am33xx_restart(enum reboot_mode mode, const char *cmd)
166 #ifdef CONFIG_ARCH_OMAP3
167 void omap3xxx_restart(enum reboot_mode mode, const char *cmd);
169 static inline void omap3xxx_restart(enum reboot_mode mode, const char *cmd)
174 #ifdef CONFIG_SOC_TI81XX
175 void ti81xx_restart(enum reboot_mode mode, const char *cmd);
177 static inline void ti81xx_restart(enum reboot_mode mode, const char *cmd)
182 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) || \
183 defined(CONFIG_SOC_DRA7XX) || defined(CONFIG_SOC_AM43XX)
184 void omap44xx_restart(enum reboot_mode mode, const char *cmd);
186 static inline void omap44xx_restart(enum reboot_mode mode, const char *cmd)
191 #ifdef CONFIG_OMAP_INTERCONNECT_BARRIER
192 void omap_barrier_reserve_memblock(void);
193 void omap_barriers_init(void);
195 static inline void omap_barrier_reserve_memblock(void)
200 /* This gets called from mach-omap2/io.c, do not call this */
201 void __init omap2_set_globals_tap(u32 class, void __iomem *tap);
203 void __init omap242x_map_io(void);
204 void __init omap243x_map_io(void);
205 void __init omap3_map_io(void);
206 void __init am33xx_map_io(void);
207 void __init omap4_map_io(void);
208 void __init omap5_map_io(void);
209 void __init dra7xx_map_io(void);
210 void __init ti81xx_map_io(void);
213 * omap_test_timeout - busy-loop, testing a condition
214 * @cond: condition to test until it evaluates to true
215 * @timeout: maximum number of microseconds in the timeout
216 * @index: loop index (integer)
218 * Loop waiting for @cond to become true or until at least @timeout
219 * microseconds have passed. To use, define some integer @index in the
220 * calling code. After running, if @index == @timeout, then the loop has
223 #define omap_test_timeout(cond, timeout, index) \
225 for (index = 0; index < timeout; index++) { \
232 extern struct device *omap2_get_mpuss_device(void);
233 extern struct device *omap2_get_iva_device(void);
234 extern struct device *omap2_get_l3_device(void);
235 extern struct device *omap4_get_dsp_device(void);
237 unsigned int omap4_xlate_irq(unsigned int hwirq);
238 void omap_gic_of_init(void);
240 #ifdef CONFIG_CACHE_L2X0
241 extern void __iomem *omap4_get_l2cache_base(void);
247 extern void __iomem *omap4_get_scu_base(void);
249 static inline void __iomem *omap4_get_scu_base(void)
255 extern void gic_dist_disable(void);
256 extern void gic_dist_enable(void);
257 extern bool gic_dist_disabled(void);
258 extern void gic_timer_retrigger(void);
259 extern void omap_smc1(u32 fn, u32 arg);
260 extern void omap4_sar_ram_init(void);
261 extern void __iomem *omap4_get_sar_ram_base(void);
262 extern void omap4_mpuss_early_init(void);
263 extern void omap_do_wfi(void);
265 extern void omap4_secondary_startup(void);
266 extern void omap4460_secondary_startup(void);
269 /* Needed for secondary core boot */
270 extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
271 extern void omap_auxcoreboot_addr(u32 cpu_addr);
272 extern u32 omap_read_auxcoreboot0(void);
274 extern void omap4_cpu_die(unsigned int cpu);
275 extern int omap4_cpu_kill(unsigned int cpu);
277 extern const struct smp_operations omap4_smp_ops;
279 extern void omap5_secondary_startup(void);
280 extern void omap5_secondary_hyp_startup(void);
283 #if defined(CONFIG_SMP) && defined(CONFIG_PM)
284 extern int omap4_mpuss_init(void);
285 extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state);
286 extern int omap4_finish_suspend(unsigned long cpu_state);
287 extern void omap4_cpu_resume(void);
288 extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state);
290 static inline int omap4_enter_lowpower(unsigned int cpu,
291 unsigned int power_state)
297 static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
303 static inline int omap4_mpuss_init(void)
308 static inline int omap4_finish_suspend(unsigned long cpu_state)
313 static inline void omap4_cpu_resume(void)
318 void pdata_quirks_init(const struct of_device_id *);
319 void omap_auxdata_legacy_init(struct device *dev);
320 void omap_pcs_legacy_init(int irq, void (*rearm)(void));
322 struct omap_sdrc_params;
323 extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
324 struct omap_sdrc_params *sdrc_cs1);
325 struct omap2_hsmmc_info;
326 extern void omap_reserve(void);
329 extern int omap_dss_reset(struct omap_hwmod *);
331 /* SoC specific clock initializer */
332 int omap_clk_init(void);
334 int __init omapdss_init_of(void);
335 void __init omapdss_early_init_of(void);
337 #endif /* __ASSEMBLER__ */
338 #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */