summaryrefslogtreecommitdiff
path: root/arch/arm/mach-realview/core.c
diff options
context:
space:
mode:
authorRussell King <rmk+kernel@arm.linux.org.uk>2011-01-11 13:05:01 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-02-19 11:11:07 +0000
commit631e55f966668d7a957342b38d7148643d919d73 (patch)
tree6a0cb9bac002fab07f4ef4274036966dab274cb7 /arch/arm/mach-realview/core.c
parentad3bb19c5bd17cebe8e9a97dc0b53e274a05f23b (diff)
ARM: realview: use new init_early for clock tree and sched_clock init
Initialize the clock tree and our sched_clock() early. Acked-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-realview/core.c')
-rw-r--r--arch/arm/mach-realview/core.c19
1 files changed, 6 insertions, 13 deletions
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index a18a5a66c4c3..75dbc8791d05 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -360,18 +360,19 @@ static struct clk_lookup lookups[] = {
}
};
-static int __init clk_init(void)
+void __init realview_init_early(void)
{
+ void __iomem *sys = __io_address(REALVIEW_SYS_BASE);
+
if (machine_is_realview_pb1176())
- oscvco_clk.vcoreg = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_OSC0_OFFSET;
+ oscvco_clk.vcoreg = sys + REALVIEW_SYS_OSC0_OFFSET;
else
- oscvco_clk.vcoreg = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_OSC4_OFFSET;
+ oscvco_clk.vcoreg = sys + REALVIEW_SYS_OSC4_OFFSET;
clkdev_add_table(lookups, ARRAY_SIZE(lookups));
- return 0;
+ versatile_sched_clock_init(sys + REALVIEW_SYS_24MHz_OFFSET, 24000000);
}
-core_initcall(clk_init);
/*
* CLCD support.
@@ -510,12 +511,6 @@ void realview_leds_event(led_event_t ledevt)
#endif /* CONFIG_LEDS */
/*
- * The sched_clock counter
- */
-#define REFCOUNTER (__io_address(REALVIEW_SYS_BASE) + \
- REALVIEW_SYS_24MHz_OFFSET)
-
-/*
* Where is the timer (VA)?
*/
void __iomem *timer0_va_base;
@@ -530,8 +525,6 @@ void __init realview_timer_init(unsigned int timer_irq)
{
u32 val;
- versatile_sched_clock_init(REFCOUNTER, 24000000);
-
/*
* set clock frequency:
* REALVIEW_REFCLK is 32KHz