Commit df608e6a authored by David S. Miller's avatar David S. Miller

[SPARC64]: Only use power interrupt when button property exists.

parent d210257e
...@@ -84,6 +84,16 @@ static int powerd(void *__unused) ...@@ -84,6 +84,16 @@ static int powerd(void *__unused)
return 0; return 0;
} }
static int __init has_button_interrupt(struct linux_ebus_device *edev)
{
if (edev->irqs[0] == PCI_IRQ_NONE)
return 0;
if (!prom_node_has_property(edev->prom_node, "button"))
return 0;
return 1;
}
void __init power_init(void) void __init power_init(void)
{ {
struct linux_ebus *ebus; struct linux_ebus *ebus;
...@@ -106,7 +116,7 @@ void __init power_init(void) ...@@ -106,7 +116,7 @@ void __init power_init(void)
power_reg = (unsigned long)ioremap(edev->resource[0].start, 0x4); power_reg = (unsigned long)ioremap(edev->resource[0].start, 0x4);
printk("power: Control reg at %016lx ... ", power_reg); printk("power: Control reg at %016lx ... ", power_reg);
poweroff_method = machine_halt; /* able to use the standard halt */ poweroff_method = machine_halt; /* able to use the standard halt */
if (edev->irqs[0] != PCI_IRQ_NONE) { if (has_button_interrupt(edev)) {
if (kernel_thread(powerd, 0, CLONE_FS) < 0) { if (kernel_thread(powerd, 0, CLONE_FS) < 0) {
printk("Failed to start power daemon.\n"); printk("Failed to start power daemon.\n");
return; return;
......
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