mirror of https://gitee.com/openkylin/linux.git
344 lines
8.9 KiB
C
344 lines
8.9 KiB
C
/*
|
|
* 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/twl.h>
|
|
|
|
#include <asm/proc-fns.h>
|
|
|
|
#include <plat/cpu.h>
|
|
#include <plat/serial.h>
|
|
#include <plat/common.h>
|
|
|
|
#define OMAP_INTC_START NR_IRQS
|
|
|
|
#ifdef CONFIG_SOC_OMAP2420
|
|
extern void omap242x_map_common_io(void);
|
|
#else
|
|
static inline void omap242x_map_common_io(void)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_SOC_OMAP2430
|
|
extern void omap243x_map_common_io(void);
|
|
#else
|
|
static inline void omap243x_map_common_io(void)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_ARCH_OMAP3
|
|
extern void omap34xx_map_common_io(void);
|
|
#else
|
|
static inline void omap34xx_map_common_io(void)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_SOC_TI81XX
|
|
extern void omapti81xx_map_common_io(void);
|
|
#else
|
|
static inline void omapti81xx_map_common_io(void)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_SOC_AM33XX
|
|
extern void omapam33xx_map_common_io(void);
|
|
#else
|
|
static inline void omapam33xx_map_common_io(void)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_ARCH_OMAP4
|
|
extern void omap44xx_map_common_io(void);
|
|
#else
|
|
static inline void omap44xx_map_common_io(void)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
#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
|
|
|
|
#ifdef CONFIG_SOC_OMAP5
|
|
extern void omap5_map_common_io(void);
|
|
#else
|
|
static inline void omap5_map_common_io(void)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
extern void omap2_init_common_infrastructure(void);
|
|
|
|
extern struct sys_timer omap2_timer;
|
|
extern struct sys_timer omap3_timer;
|
|
extern struct sys_timer omap3_secure_timer;
|
|
extern struct sys_timer omap3_am33xx_timer;
|
|
extern struct sys_timer omap4_timer;
|
|
extern struct sys_timer omap5_timer;
|
|
|
|
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);
|
|
void omap4430_init_late(void);
|
|
int omap2_common_pm_late_init(void);
|
|
void omap_prcm_restart(char, const char *);
|
|
|
|
/*
|
|
* IO bases for various OMAP processors
|
|
* Except the tap base, rest all the io bases
|
|
* listed are physical addresses.
|
|
*/
|
|
struct omap_globals {
|
|
u32 class; /* OMAP class to detect */
|
|
void __iomem *tap; /* Control module ID code */
|
|
void __iomem *sdrc; /* SDRAM Controller */
|
|
void __iomem *sms; /* SDRAM Memory Scheduler */
|
|
void __iomem *ctrl; /* System Control Module */
|
|
void __iomem *ctrl_pad; /* PAD Control Module */
|
|
void __iomem *prm; /* Power and Reset Management */
|
|
void __iomem *cm; /* Clock Management */
|
|
void __iomem *cm2;
|
|
void __iomem *prcm_mpu;
|
|
};
|
|
|
|
void omap2_set_globals_242x(void);
|
|
void omap2_set_globals_243x(void);
|
|
void omap2_set_globals_3xxx(void);
|
|
void omap2_set_globals_443x(void);
|
|
void omap2_set_globals_5xxx(void);
|
|
void omap2_set_globals_ti81xx(void);
|
|
void omap2_set_globals_am33xx(void);
|
|
|
|
/* These get called from omap2_set_globals_xxxx(), do not call these */
|
|
void omap2_set_globals_tap(struct omap_globals *);
|
|
#if defined(CONFIG_SOC_HAS_OMAP2_SDRC)
|
|
void omap2_set_globals_sdrc(struct omap_globals *);
|
|
#else
|
|
static inline void omap2_set_globals_sdrc(struct omap_globals *omap2_globals)
|
|
{ }
|
|
#endif
|
|
void omap2_set_globals_control(struct omap_globals *);
|
|
void omap2_set_globals_prcm(struct omap_globals *);
|
|
|
|
void omap242x_map_io(void);
|
|
void omap243x_map_io(void);
|
|
void omap3_map_io(void);
|
|
void am33xx_map_io(void);
|
|
void omap4_map_io(void);
|
|
void omap5_map_io(void);
|
|
void ti81xx_map_io(void);
|
|
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 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 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);
|
|
extern u32 omap4_mpuss_read_prev_context_state(void);
|
|
#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)
|
|
{}
|
|
|
|
static inline u32 omap4_mpuss_read_prev_context_state(void)
|
|
{
|
|
return 0;
|
|
}
|
|
#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);
|
|
|
|
#endif /* __ASSEMBLER__ */
|
|
#endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */
|