From dec12e62c03d26bbc7a142f067215a3a43cce7d0 Mon Sep 17 00:00:00 2001 From: Russell King Date: Thu, 16 Dec 2010 13:49:34 +0000 Subject: ARM: provide an early platform initialization hook This allows platforms to hook into the initialization early to setup things like scheduler clocks, etc. Signed-off-by: Russell King --- arch/arm/include/asm/mach/arch.h | 1 + arch/arm/kernel/setup.c | 3 +++ 2 files changed, 4 insertions(+) (limited to 'arch') diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h index 69908ddbaf1..3a0893a76a3 100644 --- a/arch/arm/include/asm/mach/arch.h +++ b/arch/arm/include/asm/mach/arch.h @@ -37,6 +37,7 @@ struct machine_desc { struct meminfo *); void (*reserve)(void);/* reserve mem blocks */ void (*map_io)(void);/* IO mapping function */ + void (*init_early)(void); void (*init_irq)(void); struct sys_timer *timer; /* system tick timer */ void (*init_machine)(void); diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index e53132eee27..3455ad33de4 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -880,6 +880,9 @@ void __init setup_arch(char **cmdline_p) #endif #endif early_trap_init(); + + if (mdesc->init_early) + mdesc->init_early(); } -- cgit v1.2.3-18-g5258