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ARM: Integrator: convert Integrator/CP to use SP804 timer support

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The Integrator/CP board has SP804-compatible timer modules, so use
the SP804-compatible code from Versatile and Realview.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2010-01-16 23:52:12 +00:00
parent e606a940cb
commit 5a46334ac6
2 changed files with 13 additions and 2 deletions
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1
arch/arm/mach-integrator/Kconfig
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@ -11,6 +11,7 @@ config ARCH_INTEGRATOR_AP
config ARCH_INTEGRATOR_CP
bool "Support Integrator/CP platform"
select ARCH_CINTEGRATOR
select ARM_TIMER_SP804
help
Include support for the ARM(R) Integrator CP platform.

14
arch/arm/mach-integrator/integrator_cp.c
View File

@ -29,6 +29,7 @@
#include <asm/irq.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/hardware/arm_timer.h>
#include <asm/hardware/icst.h>
#include <mach/cm.h>
@ -40,6 +41,8 @@
#include <asm/mach/map.h>
#include <asm/mach/time.h>
#include <plat/timer-sp.h>
#include "common.h"
#define INTCP_PA_FLASH_BASE 0x24000000
@ -569,11 +572,18 @@ static void __init intcp_init(void)
}
}
#define TIMER_CTRL_IE (1 << 5) /* Interrupt Enable */
#define TIMER0_VA_BASE __io_address(INTEGRATOR_TIMER0_BASE)
#define TIMER1_VA_BASE __io_address(INTEGRATOR_TIMER1_BASE)
#define TIMER2_VA_BASE __io_address(INTEGRATOR_TIMER2_BASE)
static void __init intcp_timer_init(void)
{
integrator_time_init(1000, TIMER_CTRL_IE);
writel(0, TIMER0_VA_BASE + TIMER_CTRL);
writel(0, TIMER1_VA_BASE + TIMER_CTRL);
writel(0, TIMER2_VA_BASE + TIMER_CTRL);
sp804_clocksource_init(TIMER2_VA_BASE);
sp804_clockevents_init(TIMER1_VA_BASE, IRQ_TIMERINT1);
}
static struct sys_timer cp_timer = {