frv: Use generic idle loop

	select HAVE_GENERIC_HARDIRQS

	select VIRT_TO_BUS

	select GENERIC_IRQ_SHOW

	select GENERIC_IDLE_LOOP

	select HAVE_DEBUG_BUGVERBOSE

	select ARCH_HAVE_NMI_SAFE_CMPXCHG

	select GENERIC_CPU_DEVICES

	mb();

}

void (*idle)(void) = core_sleep_idle;

/*

 * The idle thread. There's no useful work to be

 * done, so just try to conserve power and have a

 * low exit latency (ie sit in a loop waiting for

 * somebody to say that they'd like to reschedule)

 */

void cpu_idle(void)

void arch_cpu_idle(void)

{

	/* endless idle loop with no priority at all */

	while (1) {

		rcu_idle_enter();

		while (!need_resched()) {

			check_pgt_cache();

			if (!frv_dma_inprogress && idle)

				idle();

		}

		rcu_idle_exit();

		schedule_preempt_disabled();

	}

	if (!frv_dma_inprogress)

		core_sleep_idle();

	else

		local_irq_enable();

}

void machine_restart(char * __unused)