/* * Copyright (C) 2016 Imagination Technologies * Author: Paul Burton <paul.burton@mips.com> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. */ #include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/clocksource.h> #include <linux/init.h> #include <linux/types.h> #include <asm/irq.h> #include <asm/mips-cps.h> #include <asm/time.h> int get_c0_fdc_int(void) { int mips_cpu_fdc_irq; if (mips_gic_present()) mips_cpu_fdc_irq = gic_get_c0_fdc_int(); else if (cpu_has_veic) panic("Unimplemented!"); else if (cp0_fdc_irq >= 0) mips_cpu_fdc_irq = MIPS_CPU_IRQ_BASE + cp0_fdc_irq; else mips_cpu_fdc_irq = -1; return mips_cpu_fdc_irq; } int get_c0_perfcount_int(void) { int mips_cpu_perf_irq; if (mips_gic_present()) mips_cpu_perf_irq = gic_get_c0_perfcount_int(); else if (cpu_has_veic) panic("Unimplemented!"); else if (cp0_perfcount_irq >= 0) mips_cpu_perf_irq = MIPS_CPU_IRQ_BASE + cp0_perfcount_irq; else mips_cpu_perf_irq = -1; return mips_cpu_perf_irq; } unsigned int get_c0_compare_int(void) { int mips_cpu_timer_irq; if (mips_gic_present()) mips_cpu_timer_irq = gic_get_c0_compare_int(); else if (cpu_has_veic) panic("Unimplemented!"); else mips_cpu_timer_irq = MIPS_CPU_IRQ_BASE + cp0_compare_irq; return mips_cpu_timer_irq; }