openwrt-owl/target/linux/cns3xxx/patches-3.18/045-twd_base.patch

46 lines
1.1 KiB
Diff

--- a/arch/arm/mach-cns3xxx/core.c
+++ b/arch/arm/mach-cns3xxx/core.c
@@ -17,6 +17,7 @@
#include <linux/platform_device.h>
#include <linux/usb/ehci_pdriver.h>
#include <linux/usb/ohci_pdriver.h>
+#include <asm/smp_twd.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
@@ -26,6 +27,8 @@
#include "core.h"
#include "pm.h"
+#define IRQ_LOCALTIMER 29
+
static struct map_desc cns3xxx_io_desc[] __initdata = {
{
.virtual = CNS3XXX_TC11MP_SCU_BASE_VIRT,
@@ -191,6 +194,17 @@ static struct irqaction cns3xxx_timer_ir
.handler = cns3xxx_timer_interrupt,
};
+static void __init cns3xxx_init_twd(void)
+{
+#ifdef CONFIG_LOCAL_TIMERS
+ static DEFINE_TWD_LOCAL_TIMER(cns3xx_twd_local_timer,
+ CNS3XXX_TC11MP_TWD_BASE,
+ IRQ_LOCALTIMER);
+
+ twd_local_timer_register(&cns3xx_twd_local_timer);
+#endif
+}
+
/*
* Set up the clock source and clock events devices
*/
@@ -244,6 +258,7 @@ static void __init __cns3xxx_timer_init(
setup_irq(timer_irq, &cns3xxx_timer_irq);
cns3xxx_clockevents_init(timer_irq);
+ cns3xxx_init_twd();
}
void __init cns3xxx_timer_init(void)