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+/*
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+ * Header for code common to all OMAP2+ machines.
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License as published by the
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+ * Free Software Foundation; either version 2 of the License, or (at your
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+ * option) any later version.
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+ *
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+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
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+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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+ *
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+ * You should have received a copy of the GNU General Public License along
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+ * with this program; if not, write to the Free Software Foundation, Inc.,
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+ * 675 Mass Ave, Cambridge, MA 02139, USA.
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+ */
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+
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+#ifndef __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
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+#define __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
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+
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+#include <linux/delay.h>
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+#include <plat/common.h>
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+
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+#ifdef CONFIG_SOC_OMAP2420
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+extern void omap242x_map_common_io(void);
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+#else
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+static inline void omap242x_map_common_io(void)
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+{
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+}
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+#endif
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+
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+#ifdef CONFIG_SOC_OMAP2430
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+extern void omap243x_map_common_io(void);
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+#else
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+static inline void omap243x_map_common_io(void)
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+{
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+}
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+#endif
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+
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+#ifdef CONFIG_ARCH_OMAP3
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+extern void omap34xx_map_common_io(void);
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+#else
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+static inline void omap34xx_map_common_io(void)
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+{
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+}
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+#endif
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+
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+#ifdef CONFIG_SOC_OMAPTI816X
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+extern void omapti816x_map_common_io(void);
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+#else
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+static inline void omapti816x_map_common_io(void)
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+{
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+}
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+#endif
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+
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+#ifdef CONFIG_ARCH_OMAP4
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+extern void omap44xx_map_common_io(void);
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+#else
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+static inline void omap44xx_map_common_io(void)
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+{
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+}
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+#endif
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+
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+extern void omap2_init_common_infrastructure(void);
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+
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+extern struct sys_timer omap2_timer;
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+extern struct sys_timer omap3_timer;
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+extern struct sys_timer omap3_secure_timer;
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+extern struct sys_timer omap4_timer;
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+
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+void omap2420_init_early(void);
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+void omap2430_init_early(void);
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+void omap3430_init_early(void);
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+void omap35xx_init_early(void);
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+void omap3630_init_early(void);
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+void omap3_init_early(void); /* Do not use this one */
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+void am35xx_init_early(void);
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+void ti816x_init_early(void);
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+void omap4430_init_early(void);
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+
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+/*
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+ * IO bases for various OMAP processors
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+ * Except the tap base, rest all the io bases
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+ * listed are physical addresses.
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+ */
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+struct omap_globals {
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+ u32 class; /* OMAP class to detect */
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+ void __iomem *tap; /* Control module ID code */
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+ void __iomem *sdrc; /* SDRAM Controller */
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+ void __iomem *sms; /* SDRAM Memory Scheduler */
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+ void __iomem *ctrl; /* System Control Module */
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+ void __iomem *ctrl_pad; /* PAD Control Module */
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+ void __iomem *prm; /* Power and Reset Management */
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+ void __iomem *cm; /* Clock Management */
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+ void __iomem *cm2;
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+};
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+
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+void omap2_set_globals_242x(void);
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+void omap2_set_globals_243x(void);
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+void omap2_set_globals_3xxx(void);
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+void omap2_set_globals_443x(void);
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+void omap2_set_globals_ti816x(void);
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+
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+/* These get called from omap2_set_globals_xxxx(), do not call these */
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+void omap2_set_globals_tap(struct omap_globals *);
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+void omap2_set_globals_sdrc(struct omap_globals *);
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+void omap2_set_globals_control(struct omap_globals *);
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+void omap2_set_globals_prcm(struct omap_globals *);
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+
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+void omap242x_map_io(void);
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+void omap243x_map_io(void);
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+void omap3_map_io(void);
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+void omap4_map_io(void);
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+
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+/**
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+ * omap_test_timeout - busy-loop, testing a condition
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+ * @cond: condition to test until it evaluates to true
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+ * @timeout: maximum number of microseconds in the timeout
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+ * @index: loop index (integer)
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+ *
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+ * Loop waiting for @cond to become true or until at least @timeout
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+ * microseconds have passed. To use, define some integer @index in the
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+ * calling code. After running, if @index == @timeout, then the loop has
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+ * timed out.
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+ */
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+#define omap_test_timeout(cond, timeout, index) \
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+({ \
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+ for (index = 0; index < timeout; index++) { \
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+ if (cond) \
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+ break; \
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+ udelay(1); \
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+ } \
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+})
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+
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+extern struct device *omap2_get_mpuss_device(void);
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+extern struct device *omap2_get_iva_device(void);
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+extern struct device *omap2_get_l3_device(void);
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+extern struct device *omap4_get_dsp_device(void);
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+
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+void omap2_init_irq(void);
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+void omap3_init_irq(void);
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+void ti816x_init_irq(void);
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+extern int omap_irq_pending(void);
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+void omap_intc_save_context(void);
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+void omap_intc_restore_context(void);
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+void omap3_intc_suspend(void);
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+void omap3_intc_prepare_idle(void);
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+void omap3_intc_resume_idle(void);
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+
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+/*
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+ * wfi used in low power code. Directly opcode is used instead
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+ * of instruction to avoid mulit-omap build break
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+ */
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+#ifdef CONFIG_THUMB2_KERNEL
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+#define do_wfi() __asm__ __volatile__ ("wfi" : : : "memory")
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+#else
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+#define do_wfi() \
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+ __asm__ __volatile__ (".word 0xe320f003" : : : "memory")
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+#endif
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+
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+#ifdef CONFIG_CACHE_L2X0
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+extern void __iomem *l2cache_base;
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+#endif
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+
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+extern void __iomem *gic_dist_base_addr;
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+
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+extern void __init gic_init_irq(void);
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+extern void omap_smc1(u32 fn, u32 arg);
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+
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+#ifdef CONFIG_SMP
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+/* Needed for secondary core boot */
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+extern void omap_secondary_startup(void);
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+extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
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+extern void omap_auxcoreboot_addr(u32 cpu_addr);
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+extern u32 omap_read_auxcoreboot0(void);
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+#endif
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+
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+#endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */
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