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| author | Thomas Gleixner <tglx@linutronix.de> | 2016-07-13 17:01:34 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-07-13 17:01:51 +0200 |
| commit | 54f54496779661678d906b57e4cba48239ab7c9b (patch) | |
| tree | feb06330bfa37391a5502e8dc6dfdd58b46b56fb /drivers/clocksource/meson6_timer.c | |
| parent | 92d21ac74a9e3c09b0b01c764e530657e4c85c49 (diff) | |
| parent | 1d661bf5327a2c059ec967f850e89362e637f4e6 (diff) | |
| download | linux-54f54496779661678d906b57e4cba48239ab7c9b.tar.bz2 | |
Merge branch 'timers/core' into smp/hotplug to pick up dependencies
Diffstat (limited to 'drivers/clocksource/meson6_timer.c')
| -rw-r--r-- | drivers/clocksource/meson6_timer.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/clocksource/meson6_timer.c b/drivers/clocksource/meson6_timer.c index 1fa22c4d2d49..52af591a9fc7 100644 --- a/drivers/clocksource/meson6_timer.c +++ b/drivers/clocksource/meson6_timer.c @@ -126,18 +126,22 @@ static struct irqaction meson6_timer_irq = { .dev_id = &meson6_clockevent, }; -static void __init meson6_timer_init(struct device_node *node) +static int __init meson6_timer_init(struct device_node *node) { u32 val; int ret, irq; timer_base = of_io_request_and_map(node, 0, "meson6-timer"); - if (IS_ERR(timer_base)) - panic("Can't map registers"); + if (IS_ERR(timer_base)) { + pr_err("Can't map registers"); + return -ENXIO; + } irq = irq_of_parse_and_map(node, 0); - if (irq <= 0) - panic("Can't parse IRQ"); + if (irq <= 0) { + pr_err("Can't parse IRQ"); + return -EINVAL; + } /* Set 1us for timer E */ val = readl(timer_base + TIMER_ISA_MUX); @@ -158,14 +162,17 @@ static void __init meson6_timer_init(struct device_node *node) meson6_clkevt_time_stop(CED_ID); ret = setup_irq(irq, &meson6_timer_irq); - if (ret) + if (ret) { pr_warn("failed to setup irq %d\n", irq); + return ret; + } meson6_clockevent.cpumask = cpu_possible_mask; meson6_clockevent.irq = irq; clockevents_config_and_register(&meson6_clockevent, USEC_PER_SEC, 1, 0xfffe); + return 0; } CLOCKSOURCE_OF_DECLARE(meson6, "amlogic,meson6-timer", meson6_timer_init); |