forked from luck/tmp_suning_uos_patched
d2912cb15b
Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* (C) Copyright 2009 Intel Corporation
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* Author: Jacob Pan (jacob.jun.pan@intel.com)
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*
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* Shared with ARM platforms, Jamie Iles, Picochip 2011
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*
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* Support for the Synopsys DesignWare APB Timers.
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*/
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#ifndef __DW_APB_TIMER_H__
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#define __DW_APB_TIMER_H__
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#include <linux/clockchips.h>
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#include <linux/clocksource.h>
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#include <linux/interrupt.h>
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#define APBTMRS_REG_SIZE 0x14
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struct dw_apb_timer {
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void __iomem *base;
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unsigned long freq;
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int irq;
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};
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struct dw_apb_clock_event_device {
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struct clock_event_device ced;
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struct dw_apb_timer timer;
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struct irqaction irqaction;
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void (*eoi)(struct dw_apb_timer *);
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};
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struct dw_apb_clocksource {
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struct dw_apb_timer timer;
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struct clocksource cs;
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};
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void dw_apb_clockevent_register(struct dw_apb_clock_event_device *dw_ced);
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void dw_apb_clockevent_pause(struct dw_apb_clock_event_device *dw_ced);
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void dw_apb_clockevent_resume(struct dw_apb_clock_event_device *dw_ced);
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void dw_apb_clockevent_stop(struct dw_apb_clock_event_device *dw_ced);
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struct dw_apb_clock_event_device *
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dw_apb_clockevent_init(int cpu, const char *name, unsigned rating,
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void __iomem *base, int irq, unsigned long freq);
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struct dw_apb_clocksource *
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dw_apb_clocksource_init(unsigned rating, const char *name, void __iomem *base,
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unsigned long freq);
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void dw_apb_clocksource_register(struct dw_apb_clocksource *dw_cs);
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void dw_apb_clocksource_start(struct dw_apb_clocksource *dw_cs);
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u64 dw_apb_clocksource_read(struct dw_apb_clocksource *dw_cs);
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#endif /* __DW_APB_TIMER_H__ */
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