1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (C) 2016 Imagination Technologies
4 * Author: Paul Burton <paul.burton@mips.com>
5 */
6
7#include <linux/clk.h>
8#include <linux/clk-provider.h>
9#include <linux/clocksource.h>
10#include <linux/init.h>
11#include <linux/types.h>
12
13#include <asm/irq.h>
14#include <asm/mips-cps.h>
15#include <asm/time.h>
16
17int get_c0_fdc_int(void)
18{
19	int mips_cpu_fdc_irq;
20
21	if (mips_gic_present())
22		mips_cpu_fdc_irq = gic_get_c0_fdc_int();
23	else if (cpu_has_veic)
24		panic("Unimplemented!");
25	else if (cp0_fdc_irq >= 0)
26		mips_cpu_fdc_irq = MIPS_CPU_IRQ_BASE + cp0_fdc_irq;
27	else
28		mips_cpu_fdc_irq = -1;
29
30	return mips_cpu_fdc_irq;
31}
32
33int get_c0_perfcount_int(void)
34{
35	int mips_cpu_perf_irq;
36
37	if (mips_gic_present())
38		mips_cpu_perf_irq = gic_get_c0_perfcount_int();
39	else if (cpu_has_veic)
40		panic("Unimplemented!");
41	else if (cp0_perfcount_irq >= 0)
42		mips_cpu_perf_irq = MIPS_CPU_IRQ_BASE + cp0_perfcount_irq;
43	else
44		mips_cpu_perf_irq = -1;
45
46	return mips_cpu_perf_irq;
47}
48
49unsigned int get_c0_compare_int(void)
50{
51	int mips_cpu_timer_irq;
52
53	if (mips_gic_present())
54		mips_cpu_timer_irq = gic_get_c0_compare_int();
55	else if (cpu_has_veic)
56		panic("Unimplemented!");
57	else
58		mips_cpu_timer_irq = MIPS_CPU_IRQ_BASE + cp0_compare_irq;
59
60	return mips_cpu_timer_irq;
61}
62