/* * 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 #include #include #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_OMAPTI81XX extern void omapti81xx_map_common_io(void); #else static inline void omapti81xx_map_common_io(void) { } #endif #ifdef CONFIG_SOC_OMAPAM33XX 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 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; 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 am35xx_init_early(void); void ti81xx_init_early(void); void am33xx_init_early(void); void omap4430_init_early(void); /* * 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 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_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 *); void omap2_set_globals_sdrc(struct omap_globals *); 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 ti81xx_map_io(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); #ifdef CONFIG_CACHE_L2X0 extern void __iomem *omap4_get_l2cache_base(void); #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); #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 #endif /* __ASSEMBLER__ */ #endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */