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ARM: provide a late_initcall hook for platform initialization 

This allows platforms to set up things that need to be done at
late_initcall time.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Tested-by: Robert Lee <rob.lee@linaro.org>
Tested-by: Stephen Warren <swarren@wwwdotorg.org>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
hifive-unleashed-5.1
Shawn Guo 2012-04-25 22:24:44 +08:00
parent 66f75a5d02
commit 90de41375c
2 changed files with 9 additions and 0 deletions
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1
arch/arm/include/asm/mach/arch.h
View File

@ -43,6 +43,7 @@ struct machine_desc {
void (*init_irq)(void);
struct sys_timer *timer; /* system tick timer */
void (*init_machine)(void);
void (*init_late)(void);
#ifdef CONFIG_MULTI_IRQ_HANDLER
void (*handle_irq)(struct pt_regs *);
#endif

8
arch/arm/kernel/setup.c
View File

@ -800,6 +800,14 @@ static int __init customize_machine(void)
}
arch_initcall(customize_machine);
static int __init init_machine_late(void)
{
if (machine_desc->init_late)
machine_desc->init_late();
return 0;
}
late_initcall(init_machine_late);
#ifdef CONFIG_KEXEC
static inline unsigned long long get_total_mem(void)
{