mirror of
https://github.com/torvalds/linux.git
synced 2024-11-15 08:31:55 +00:00
39e1d4c18f
This patch adds SMP platform specific parts for local(mpu) timer support for OMAP4430 platform. Each Cortex-a9 core has it's own local timer in the MPU domain. These timers are not in wakeup domain. Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
35 lines
974 B
C
35 lines
974 B
C
/*
|
|
* The MPU local timer source file. In OMAP4, both cortex-a9 cores have
|
|
* own timer in it's MPU domain. These timers will be driving the
|
|
* linux kernel SMP tick framework when active. These timers are not
|
|
* part of the wake up domain.
|
|
*
|
|
* Copyright (C) 2009 Texas Instruments, Inc.
|
|
*
|
|
* Author:
|
|
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
|
*
|
|
* This file is based on arm realview smp platform file.
|
|
* Copyright (C) 2002 ARM Ltd.
|
|
*
|
|
* 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.
|
|
*/
|
|
#include <linux/init.h>
|
|
#include <linux/smp.h>
|
|
#include <linux/clockchips.h>
|
|
#include <asm/irq.h>
|
|
#include <asm/smp_twd.h>
|
|
#include <asm/localtimer.h>
|
|
|
|
/*
|
|
* Setup the local clock events for a CPU.
|
|
*/
|
|
void __cpuinit local_timer_setup(struct clock_event_device *evt)
|
|
{
|
|
evt->irq = INT_44XX_LOCALTIMER_IRQ;
|
|
twd_timer_setup(evt);
|
|
}
|
|
|