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Kernel updates since December 2009
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52
include/l4/drivers/timer/omap/timer.h
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52
include/l4/drivers/timer/omap/timer.h
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/*
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* OMAP GP Timer offsets
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*
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* Copyright (C) 2007 Bahadir Balban
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*
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*/
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#ifndef __OMAP_GPTIMER_H__
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#define __OMAP_GPTIMER_H__
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/* Register offsets */
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#define OMAP_TIMER_TIOCP 0x10
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#define OMAP_TIMER_TSTAT 0x14
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#define OMAP_TIMER_TISR 0x18
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#define OMAP_TIMER_TIER 0x1C
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#define OMAP_TIMER_TCLR 0x24
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#define OMAP_TIMER_TCRR 0x28
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#define OMAP_TIMER_TLDR 0x2C
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#define OMAP_TIMER_TMAR 0x38
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#define OMAP_TIMER_TPIR 0x48
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#define OMAP_TIMER_TNIR 0x4C
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#define OMAP_TIMER_TCVR 0x50
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/* Enable/Disable IRQ */
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#define OMAP_TIMER_IRQENABLE 1
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#define OMAP_TIMER_IRQDISABLE 0
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/* Timer modes supported */
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#define OMAP_TIMER_MODE_AUTORELAOD 1
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#define OMAP_TIMER_MODE_COMPARE 6
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#define OMAP_TIMER_MODE_CAPTURE 13
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/* Interrupt types */
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#define OMAP_TIMER_INTR_MATCH 0x0
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#define OMAP_TIMER_INTR_OVERFLOW 0x1
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#define OMAP_TIMER_INTR_CAPTURE 0x2
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/* Clock source for timer */
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#define OMAP_TIMER_CLKSRC_SYS_CLK 0x1
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#define OMAP_TIMER_CLKSRC_32KHZ_CLK 0x0
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void timer_init_oneshot(unsigned long timer_base);
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u32 timer_periodic_intr_status(unsigned long timer_base);
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void timer_reset(unsigned long timer_base);
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void timer_load(unsigned long timer_base, u32 value);
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u32 timer_read(unsigned long timer_base);
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void timer_start(unsigned long timer_base);
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void timer_stop(unsigned long timer_base);
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void timer_init_periodic(unsigned long timer_base);
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void timer_irq_clear(unsigned long timer_base);
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void timer_init(unsigned long timer_base);
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#endif /* __OMAP_GPTIMER_H__*/
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46
include/l4/drivers/timer/sp804/timer.h
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46
include/l4/drivers/timer/sp804/timer.h
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/*
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* SP804 Primecell Timer offsets
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*
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* Copyright (C) 2007 Bahadir Balban
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*
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*/
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#ifndef __SP804_TIMER_H__
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#define __SP804_TIMER_H__
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#include INC_ARCH(io.h)
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/* Register offsets */
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#define SP804_LOAD 0x0
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#define SP804_VALUE 0x4
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#define SP804_CTRL 0x8
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#define SP804_INTCLR 0xC
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#define SP804_RIS 0x10
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#define SP804_MIS 0x14
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#define SP804_BGLOAD 0x18
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#define SP804_ENABLE (1 << 7)
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#define SP804_PERIODIC (1 << 6)
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#define SP804_IRQEN (1 << 5)
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#define SP804_32BIT (1 << 1)
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#define SP804_ONESHOT (1 << 0)
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#define SP804_SECONDARY_OFFSET 0x20
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/* Timer prescaling */
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#define SP804_SCALE_SHIFT 2
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#define SP804_SCALE_DIV16 1
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#define SP804_SCALE_DIV256 2
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/* Wrapping = 0, Oneshot = 1 */
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#define SP804_ONESHOT (1 << 0)
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unsigned long timer_secondary_base(unsigned long timer_base);
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void timer_irq_clear(unsigned long timer_base);
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void timer_start(unsigned long timer_base);
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void timer_load(u32 loadval, unsigned long timer_base);
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u32 timer_read(unsigned long timer_base);
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void timer_stop(unsigned long timer_base);
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void timer_init_periodic(unsigned long timer_base, unsigned int load_value);
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void timer_init_oneshot(unsigned long timer_base);
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void timer_init(unsigned long timer_base, unsigned int load_value);
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#endif /* __SP804_TIMER_H__ */
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