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Commit eaab8919 authored by Magnus Damm's avatar Magnus Damm Committed by Paul Mundt
Browse files

sh: arch earlytimer support 



Extend the 32-bit SuperH timer code to register and probe
the earlytimer class of Early Platform Drivers.

This registers the sh_cmt driver if compiled-in.

Signed-off-by: default avatarMagnus Damm <damm@igel.co.jp>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent e475eedb

arch/sh/kernel/time_32.c

+9 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
#include <linux/sched.h>

#include <linux/clockchips.h>

#include <linux/mc146818rtc.h>	/* for rtc_lock */

#include <linux/platform_device.h>

#include <linux/smp.h>

#include <asm/clock.h>

#include <asm/rtc.h>
@@ -228,6 +229,14 @@ void __init time_init(void) 
	local_timer_setup(smp_processor_id());

#endif



	/*

	 * Make sure all compiled-in early timers register themselves.

	 * Run probe() for one "earlytimer" device.

	 */

	early_platform_driver_register_all("earlytimer");

	if (early_platform_driver_probe("earlytimer", 1, 0))

		return;



	/*

	 * Find the timer to use as the system timer, it will be

	 * initialized for us.