threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
42 lines
886 B
C
42 lines
886 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* linux/arch/arm/mach-footbridge/isa-timer.c
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*
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* Copyright (C) 1998 Russell King.
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* Copyright (C) 1998 Phil Blundell
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*/
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#include <linux/clockchips.h>
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#include <linux/i8253.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/irq.h>
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#include <linux/spinlock.h>
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#include <linux/timex.h>
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#include <asm/irq.h>
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#include <asm/mach/time.h>
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#include "common.h"
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static irqreturn_t pit_timer_interrupt(int irq, void *dev_id)
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{
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struct clock_event_device *ce = dev_id;
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ce->event_handler(ce);
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return IRQ_HANDLED;
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}
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static struct irqaction pit_timer_irq = {
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.name = "pit",
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.handler = pit_timer_interrupt,
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.flags = IRQF_TIMER | IRQF_IRQPOLL,
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.dev_id = &i8253_clockevent,
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};
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void __init isa_timer_init(void)
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{
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clocksource_i8253_init();
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setup_irq(i8253_clockevent.irq, &pit_timer_irq);
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clockevent_i8253_init(false);
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}
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