android_kernel_xiaomi_sm8350/arch/i386/mach-voyager/setup.c

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/*
* Machine specific setup for generic
*/
#include <linux/config.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <asm/acpi.h>
#include <asm/arch_hooks.h>
void __init pre_intr_init_hook(void)
{
init_ISA_irqs();
}
/*
* IRQ2 is cascade interrupt to second interrupt controller
*/
static struct irqaction irq2 = { no_action, 0, CPU_MASK_NONE, "cascade", NULL, NULL};
void __init intr_init_hook(void)
{
#ifdef CONFIG_SMP
smp_intr_init();
#endif
if (!acpi_ioapic)
setup_irq(2, &irq2);
}
void __init pre_setup_arch_hook(void)
{
/* Voyagers run their CPUs from independent clocks, so disable
* the TSC code because we can't sync them */
tsc_disable = 1;
}
void __init trap_init_hook(void)
{
}
static struct irqaction irq0 = { timer_interrupt, SA_INTERRUPT, CPU_MASK_NONE, "timer", NULL, NULL};
void __init time_init_hook(void)
{
setup_irq(0, &irq0);
}