arch/arm/mach-omap2/common.h - maze/linux - Git at Google

 /*
  * Header for code common to all OMAP2+ machines.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
  * Free Software Foundation; either version 2 of the License, or (at your
  * option) any later version.
  *
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
  * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  * You should have received a copy of the  GNU General Public License along
  * with this program; if not, write  to the Free Software Foundation, Inc.,
  * 675 Mass Ave, Cambridge, MA 02139, USA.
  */

 #ifndef __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
 #define __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
 #ifndef __ASSEMBLER__

 #include <linux/irq.h>
 #include <linux/delay.h>
 #include <linux/i2c.h>
 #include <linux/i2c/twl.h>
 #include <linux/i2c-omap.h>

 #include <asm/proc-fns.h>

 #include "i2c.h"
 #include "serial.h"

 #include "usb.h"

 #define OMAP_INTC_START		NR_IRQS

 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP2)
 int omap2_pm_init(void);
 #else
 static inline int omap2_pm_init(void)
 {
 	return 0;
 }
 #endif

 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3)
 int omap3_pm_init(void);
 #else
 static inline int omap3_pm_init(void)
 {
 	return 0;
 }
 #endif

 #if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4)
 int omap4_pm_init(void);
 #else
 static inline int omap4_pm_init(void)
 {
 	return 0;
 }
 #endif

 #ifdef CONFIG_OMAP_MUX
 int omap_mux_late_init(void);
 #else
 static inline int omap_mux_late_init(void)
 {
 	return 0;
 }
 #endif

 extern void omap2_init_common_infrastructure(void);

 extern void omap2_sync32k_timer_init(void);
 extern void omap3_sync32k_timer_init(void);
 extern void omap3_secure_sync32k_timer_init(void);
 extern void omap3_gptimer_timer_init(void);
 extern void omap4_local_timer_init(void);
 extern void omap5_realtime_timer_init(void);

 void omap2420_init_early(void);
 void omap2430_init_early(void);
 void omap3430_init_early(void);
 void omap35xx_init_early(void);
 void omap3630_init_early(void);
 void omap3_init_early(void);	/* Do not use this one */
 void am33xx_init_early(void);
 void am35xx_init_early(void);
 void ti81xx_init_early(void);
 void am33xx_init_early(void);
 void omap4430_init_early(void);
 void omap5_init_early(void);
 void omap3_init_late(void);	/* Do not use this one */
 void omap4430_init_late(void);
 void omap2420_init_late(void);
 void omap2430_init_late(void);
 void omap3430_init_late(void);
 void omap35xx_init_late(void);
 void omap3630_init_late(void);
 void am35xx_init_late(void);
 void ti81xx_init_late(void);
 int omap2_common_pm_late_init(void);

 #ifdef CONFIG_SOC_BUS
 void omap_soc_device_init(void);
 #else
 static inline void omap_soc_device_init(void)
 {
 }
 #endif

 #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430)
 void omap2xxx_restart(char mode, const char *cmd);
 #else
 static inline void omap2xxx_restart(char mode, const char *cmd)
 {
 }
 #endif

 #ifdef CONFIG_SOC_AM33XX
 void am33xx_restart(char mode, const char *cmd);
 #else
 static inline void am33xx_restart(char mode, const char *cmd)
 {
 }
 #endif

 #ifdef CONFIG_ARCH_OMAP3
 void omap3xxx_restart(char mode, const char *cmd);
 #else
 static inline void omap3xxx_restart(char mode, const char *cmd)
 {
 }
 #endif

 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
 void omap44xx_restart(char mode, const char *cmd);
 #else
 static inline void omap44xx_restart(char mode, const char *cmd)
 {
 }
 #endif

 /* This gets called from mach-omap2/io.c, do not call this */
 void __init omap2_set_globals_tap(u32 class, void __iomem *tap);

 void __init omap242x_map_io(void);
 void __init omap243x_map_io(void);
 void __init omap3_map_io(void);
 void __init am33xx_map_io(void);
 void __init omap4_map_io(void);
 void __init omap5_map_io(void);
 void __init ti81xx_map_io(void);

 /* omap_barriers_init() is OMAP4 only */
 void omap_barriers_init(void);

 /**
  * omap_test_timeout - busy-loop, testing a condition
  * @cond: condition to test until it evaluates to true
  * @timeout: maximum number of microseconds in the timeout
  * @index: loop index (integer)
  *
  * Loop waiting for @cond to become true or until at least @timeout
  * microseconds have passed.  To use, define some integer @index in the
  * calling code.  After running, if @index == @timeout, then the loop has
  * timed out.
  */
 #define omap_test_timeout(cond, timeout, index)			\
 ({								\
 	for (index = 0; index < timeout; index++) {		\
 		if (cond)					\
 			break;					\
 		udelay(1);					\
 	}							\
 })

 extern struct device *omap2_get_mpuss_device(void);
 extern struct device *omap2_get_iva_device(void);
 extern struct device *omap2_get_l3_device(void);
 extern struct device *omap4_get_dsp_device(void);

 void omap2_init_irq(void);
 void omap3_init_irq(void);
 void ti81xx_init_irq(void);
 extern int omap_irq_pending(void);
 void omap_intc_save_context(void);
 void omap_intc_restore_context(void);
 void omap3_intc_suspend(void);
 void omap3_intc_prepare_idle(void);
 void omap3_intc_resume_idle(void);
 void omap2_intc_handle_irq(struct pt_regs *regs);
 void omap3_intc_handle_irq(struct pt_regs *regs);
 void omap_intc_of_init(void);
 void omap_gic_of_init(void);

 #ifdef CONFIG_CACHE_L2X0
 extern void __iomem *omap4_get_l2cache_base(void);
 #endif

 struct device_node;
 #ifdef CONFIG_OF
 int __init intc_of_init(struct device_node *node,
 			     struct device_node *parent);
 #else
 int __init intc_of_init(struct device_node *node,
 			     struct device_node *parent)
 {
 	return 0;
 }
 #endif

 #ifdef CONFIG_SMP
 extern void __iomem *omap4_get_scu_base(void);
 #else
 static inline void __iomem *omap4_get_scu_base(void)
 {
 	return NULL;
 }
 #endif

 extern void __init gic_init_irq(void);
 extern void gic_dist_disable(void);
 extern bool gic_dist_disabled(void);
 extern void gic_timer_retrigger(void);
 extern void omap_smc1(u32 fn, u32 arg);
 extern void __iomem *omap4_get_sar_ram_base(void);
 extern void omap_do_wfi(void);

 #ifdef CONFIG_SMP
 /* Needed for secondary core boot */
 extern void omap_secondary_startup(void);
 extern void omap_secondary_startup_4460(void);
 extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
 extern void omap_auxcoreboot_addr(u32 cpu_addr);
 extern u32 omap_read_auxcoreboot0(void);

 extern void omap4_cpu_die(unsigned int cpu);

 extern struct smp_operations omap4_smp_ops;

 extern void omap5_secondary_startup(void);
 #endif

 #if defined(CONFIG_SMP) && defined(CONFIG_PM)
 extern int omap4_mpuss_init(void);
 extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state);
 extern int omap4_finish_suspend(unsigned long cpu_state);
 extern void omap4_cpu_resume(void);
 extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state);
 #else
 static inline int omap4_enter_lowpower(unsigned int cpu,
 					unsigned int power_state)
 {
 	cpu_do_idle();
 	return 0;
 }

 static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
 {
 	cpu_do_idle();
 	return 0;
 }

 static inline int omap4_mpuss_init(void)
 {
 	return 0;
 }

 static inline int omap4_finish_suspend(unsigned long cpu_state)
 {
 	return 0;
 }

 static inline void omap4_cpu_resume(void)
 {}

 #endif

 struct omap_sdrc_params;
 extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
 				      struct omap_sdrc_params *sdrc_cs1);
 struct omap2_hsmmc_info;
 extern int omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers);
 extern void omap_reserve(void);

 struct omap_hwmod;
 extern int omap_dss_reset(struct omap_hwmod *);

 /* SoC specific clock initializer */
 extern int (*omap_clk_init)(void);

 #endif /* __ASSEMBLER__ */
 #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */
	/*
	* Header for code common to all OMAP2+ machines.
	*
	* This program is free software; you can redistribute it and/or modify it
	* under the terms of the GNU General Public License as published by the
	* Free Software Foundation; either version 2 of the License, or (at your
	* option) any later version.
	*
	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
	* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
	* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
	* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
	* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*
	* You should have received a copy of the GNU General Public License along
	* with this program; if not, write to the Free Software Foundation, Inc.,
	* 675 Mass Ave, Cambridge, MA 02139, USA.
	*/

	#ifndef __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
	#define __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
	#ifndef __ASSEMBLER__

	#include <linux/irq.h>
	#include <linux/delay.h>
	#include <linux/i2c.h>
	#include <linux/i2c/twl.h>
	#include <linux/i2c-omap.h>

	#include <asm/proc-fns.h>

	#include "i2c.h"
	#include "serial.h"

	#include "usb.h"

	#define OMAP_INTC_START NR_IRQS

	#if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP2)
	int omap2_pm_init(void);
	#else
	static inline int omap2_pm_init(void)
	{
	return 0;
	}
	#endif

	#if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP3)
	int omap3_pm_init(void);
	#else
	static inline int omap3_pm_init(void)
	{
	return 0;
	}
	#endif

	#if defined(CONFIG_PM) && defined(CONFIG_ARCH_OMAP4)
	int omap4_pm_init(void);
	#else
	static inline int omap4_pm_init(void)
	{
	return 0;
	}
	#endif

	#ifdef CONFIG_OMAP_MUX
	int omap_mux_late_init(void);
	#else
	static inline int omap_mux_late_init(void)
	{
	return 0;
	}
	#endif

	extern void omap2_init_common_infrastructure(void);

	extern void omap2_sync32k_timer_init(void);
	extern void omap3_sync32k_timer_init(void);
	extern void omap3_secure_sync32k_timer_init(void);
	extern void omap3_gptimer_timer_init(void);
	extern void omap4_local_timer_init(void);
	extern void omap5_realtime_timer_init(void);

	void omap2420_init_early(void);
	void omap2430_init_early(void);
	void omap3430_init_early(void);
	void omap35xx_init_early(void);
	void omap3630_init_early(void);
	void omap3_init_early(void); /* Do not use this one */
	void am33xx_init_early(void);
	void am35xx_init_early(void);
	void ti81xx_init_early(void);
	void am33xx_init_early(void);
	void omap4430_init_early(void);
	void omap5_init_early(void);
	void omap3_init_late(void); /* Do not use this one */
	void omap4430_init_late(void);
	void omap2420_init_late(void);
	void omap2430_init_late(void);
	void omap3430_init_late(void);
	void omap35xx_init_late(void);
	void omap3630_init_late(void);
	void am35xx_init_late(void);
	void ti81xx_init_late(void);
	int omap2_common_pm_late_init(void);

	#ifdef CONFIG_SOC_BUS
	void omap_soc_device_init(void);
	#else
	static inline void omap_soc_device_init(void)
	{
	}
	#endif

	#if defined(CONFIG_SOC_OMAP2420) \|\| defined(CONFIG_SOC_OMAP2430)
	void omap2xxx_restart(char mode, const char *cmd);
	#else
	static inline void omap2xxx_restart(char mode, const char *cmd)
	{
	}
	#endif

	#ifdef CONFIG_SOC_AM33XX
	void am33xx_restart(char mode, const char *cmd);
	#else
	static inline void am33xx_restart(char mode, const char *cmd)
	{
	}
	#endif

	#ifdef CONFIG_ARCH_OMAP3
	void omap3xxx_restart(char mode, const char *cmd);
	#else
	static inline void omap3xxx_restart(char mode, const char *cmd)
	{
	}
	#endif

	#if defined(CONFIG_ARCH_OMAP4) \|\| defined(CONFIG_SOC_OMAP5)
	void omap44xx_restart(char mode, const char *cmd);
	#else
	static inline void omap44xx_restart(char mode, const char *cmd)
	{
	}
	#endif

	/* This gets called from mach-omap2/io.c, do not call this */
	void __init omap2_set_globals_tap(u32 class, void __iomem *tap);

	void __init omap242x_map_io(void);
	void __init omap243x_map_io(void);
	void __init omap3_map_io(void);
	void __init am33xx_map_io(void);
	void __init omap4_map_io(void);
	void __init omap5_map_io(void);
	void __init ti81xx_map_io(void);

	/* omap_barriers_init() is OMAP4 only */
	void omap_barriers_init(void);

	/**
	* omap_test_timeout - busy-loop, testing a condition
	* @cond: condition to test until it evaluates to true
	* @timeout: maximum number of microseconds in the timeout
	* @index: loop index (integer)
	*
	* Loop waiting for @cond to become true or until at least @timeout
	* microseconds have passed. To use, define some integer @index in the
	* calling code. After running, if @index == @timeout, then the loop has
	* timed out.
	*/
	#define omap_test_timeout(cond, timeout, index) \
	({ \
	for (index = 0; index < timeout; index++) { \
	if (cond) \
	break; \
	udelay(1); \
	} \
	})

	extern struct device *omap2_get_mpuss_device(void);
	extern struct device *omap2_get_iva_device(void);
	extern struct device *omap2_get_l3_device(void);
	extern struct device *omap4_get_dsp_device(void);

	void omap2_init_irq(void);
	void omap3_init_irq(void);
	void ti81xx_init_irq(void);
	extern int omap_irq_pending(void);
	void omap_intc_save_context(void);
	void omap_intc_restore_context(void);
	void omap3_intc_suspend(void);
	void omap3_intc_prepare_idle(void);
	void omap3_intc_resume_idle(void);
	void omap2_intc_handle_irq(struct pt_regs *regs);
	void omap3_intc_handle_irq(struct pt_regs *regs);
	void omap_intc_of_init(void);
	void omap_gic_of_init(void);

	#ifdef CONFIG_CACHE_L2X0
	extern void __iomem *omap4_get_l2cache_base(void);
	#endif

	struct device_node;
	#ifdef CONFIG_OF
	int __init intc_of_init(struct device_node *node,
	struct device_node *parent);
	#else
	int __init intc_of_init(struct device_node *node,
	struct device_node *parent)
	{
	return 0;
	}
	#endif

	#ifdef CONFIG_SMP
	extern void __iomem *omap4_get_scu_base(void);
	#else
	static inline void __iomem *omap4_get_scu_base(void)
	{
	return NULL;
	}
	#endif

	extern void __init gic_init_irq(void);
	extern void gic_dist_disable(void);
	extern bool gic_dist_disabled(void);
	extern void gic_timer_retrigger(void);
	extern void omap_smc1(u32 fn, u32 arg);
	extern void __iomem *omap4_get_sar_ram_base(void);
	extern void omap_do_wfi(void);

	#ifdef CONFIG_SMP
	/* Needed for secondary core boot */
	extern void omap_secondary_startup(void);
	extern void omap_secondary_startup_4460(void);
	extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
	extern void omap_auxcoreboot_addr(u32 cpu_addr);
	extern u32 omap_read_auxcoreboot0(void);

	extern void omap4_cpu_die(unsigned int cpu);

	extern struct smp_operations omap4_smp_ops;

	extern void omap5_secondary_startup(void);
	#endif

	#if defined(CONFIG_SMP) && defined(CONFIG_PM)
	extern int omap4_mpuss_init(void);
	extern int omap4_enter_lowpower(unsigned int cpu, unsigned int power_state);
	extern int omap4_finish_suspend(unsigned long cpu_state);
	extern void omap4_cpu_resume(void);
	extern int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state);
	#else
	static inline int omap4_enter_lowpower(unsigned int cpu,
	unsigned int power_state)
	{
	cpu_do_idle();
	return 0;
	}

	static inline int omap4_hotplug_cpu(unsigned int cpu, unsigned int power_state)
	{
	cpu_do_idle();
	return 0;
	}

	static inline int omap4_mpuss_init(void)
	{
	return 0;
	}

	static inline int omap4_finish_suspend(unsigned long cpu_state)
	{
	return 0;
	}

	static inline void omap4_cpu_resume(void)
	{}

	#endif

	struct omap_sdrc_params;
	extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
	struct omap_sdrc_params *sdrc_cs1);
	struct omap2_hsmmc_info;
	extern int omap4_twl6030_hsmmc_init(struct omap2_hsmmc_info *controllers);
	extern void omap_reserve(void);

	struct omap_hwmod;
	extern int omap_dss_reset(struct omap_hwmod *);

	/* SoC specific clock initializer */
	extern int (*omap_clk_init)(void);

	#endif /* __ASSEMBLER__ */
	#endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */