[PATCH 01/15] ARM: provide a late_initcall hook for platform initialization

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

Cc: Russell King <linux@xxxxxxxxxxxxxxxx>
Signed-off-by: Shawn Guo <shawn.guo@xxxxxxxxxx>
Tested-by: Robert Lee <rob.lee@xxxxxxxxxx>
---
 arch/arm/include/asm/mach/arch.h |    1 +
 arch/arm/kernel/setup.c          |    8 ++++++++
 2 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h
index d7692ca..0b1c94b 100644
--- a/arch/arm/include/asm/mach/arch.h
+++ b/arch/arm/include/asm/mach/arch.h
@@ -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
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index ebfac78..549f036 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -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)
 {
-- 
1.7.5.4


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