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author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-01-11 13:05:01 (GMT) |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-02-19 11:11:07 (GMT) |
commit | 631e55f966668d7a957342b38d7148643d919d73 (patch) | |
tree | 6a0cb9bac002fab07f4ef4274036966dab274cb7 /arch/arm/mach-realview/core.c | |
parent | ad3bb19c5bd17cebe8e9a97dc0b53e274a05f23b (diff) | |
download | linux-631e55f966668d7a957342b38d7148643d919d73.tar.xz |
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.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index a18a5a6..75dbc87 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 |