ARM: mach-virt: fixup machine descriptor after removal of sys_timer

Now that sys_timer has been removed, update the mach-virt machine
descriptor to use a direct pointer to its timer_init function.

Signed-off-by: Will Deacon <[e-mail]>
Signed-off-by: Olof Johansson <[e-mail]>

arch/arm/mach-virt/virt.c

···
 	NULL
 };
 
-static struct sys_timer virt_timer = {
-	.init = virt_timer_init,
-};
-
 extern struct smp_operations virt_smp_ops;
 
 DT_MACHINE_START(VIRT, "Dummy Virtual Machine")
 	.init_irq	= irqchip_init,
-	.timer		= &virt_timer,
+	.init_time	= virt_timer_init,
 	.init_machine	= virt_init,
 	.smp		= smp_ops(virt_smp_ops),
 	.dt_compat	= virt_dt_match,