@@ -45,6 +45,8 @@
#include <mach/board-eb.h>
#include <mach/irqs.h>
+#include <plat/localtimer.h>
+
#include "core.h"
static struct map_desc realview_eb_io_desc[] __initdata = {
@@ -402,7 +404,7 @@ static void __init realview_eb_timer_init(void)
if (core_tile_eb11mp() || core_tile_a9mp()) {
#ifdef CONFIG_LOCAL_TIMERS
- twd_base = __io_address(REALVIEW_EB11MP_TWD_BASE);
+ versatile_local_timer_init(__io_address(REALVIEW_EB11MP_TWD_BASE));
#endif
timer_irq = IRQ_EB11MP_TIMER0_1;
} else
@@ -46,6 +46,8 @@
#include <mach/board-pb11mp.h>
#include <mach/irqs.h>
+#include <plat/localtimer.h>
+
#include "core.h"
static struct map_desc realview_pb11mp_io_desc[] __initdata = {
@@ -306,7 +308,7 @@ static void __init realview_pb11mp_timer_init(void)
timer3_va_base = __io_address(REALVIEW_PB11MP_TIMER2_3_BASE) + 0x20;
#ifdef CONFIG_LOCAL_TIMERS
- twd_base = __io_address(REALVIEW_TC11MP_TWD_BASE);
+ versatile_local_timer_init(__io_address(REALVIEW_TC11MP_TWD_BASE));
#endif
realview_timer_init(IRQ_TC11MP_TIMER0_1);
}
@@ -31,7 +31,6 @@
#include <asm/leds.h>
#include <asm/mach-types.h>
#include <asm/pmu.h>
-#include <asm/smp_twd.h>
#include <asm/pgtable.h>
#include <asm/hardware/gic.h>
#include <asm/hardware/cache-l2x0.h>
@@ -44,6 +43,8 @@
#include <mach/board-pbx.h>
#include <mach/irqs.h>
+#include <plat/localtimer.h>
+
#include "core.h"
static struct map_desc realview_pbx_io_desc[] __initdata = {
@@ -310,7 +311,7 @@ static void __init realview_pbx_timer_init(void)
#ifdef CONFIG_LOCAL_TIMERS
if (core_tile_pbx11mp() || core_tile_pbxa9mp())
- twd_base = __io_address(REALVIEW_PBX_TILE_TWD_BASE);
+ versatile_local_timer_init(__io_address(REALVIEW_PBX_TILE_TWD_BASE));
#endif
realview_timer_init(IRQ_PBX_TIMER0_1);
}
@@ -28,6 +28,7 @@
#include <mach/motherboard.h>
#include <plat/sched_clock.h>
+#include <plat/localtimer.h>
#include "core.h"
@@ -50,6 +51,9 @@ static void __init v2m_timer_init(void)
{
u32 scctrl;
+ /* twd_base is assigned in the tile code */
+ versatile_local_timer_init(NULL);
+
/* Select 1MHz TIMCLK as the reference clock for SP804 timers */
scctrl = readl(MMIO_P2V(V2M_SYSCTL + SCCTRL));
scctrl |= SCCTRL_TIMEREN0SEL_TIMCLK;
new file mode 100644
@@ -0,0 +1,6 @@
+#ifndef ARM_PLAT_LOCALTIMER_H
+#define ARM_PLAT_LOCALTIMER_H
+
+void versatile_local_timer_init(void __iomem *base);
+
+#endif
@@ -11,6 +11,7 @@
#include <linux/init.h>
#include <linux/clockchips.h>
+#include <asm/smp_twd.h>
#include <asm/localtimer.h>
#include <asm/hardware/gic.h>
#include <mach/irqs.h>
@@ -18,8 +19,15 @@
/*
* Setup the local clock events for a CPU.
*/
-int __cpuinit local_timer_setup(struct clock_event_device *evt)
+static int __cpuinit versatile_local_timer_setup(struct clock_event_device *evt)
{
evt->irq = gic_ppi_to_vppi(IRQ_LOCALTIMER);
return 0;
}
+
+void __init versatile_local_timer_init(void __iomem *base)
+{
+ if (base)
+ twd_base = base;
+ twd_timer_register_setup(versatile_local_timer_setup);
+}
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> --- arch/arm/mach-realview/realview_eb.c | 4 +++- arch/arm/mach-realview/realview_pb11mp.c | 4 +++- arch/arm/mach-realview/realview_pbx.c | 5 +++-- arch/arm/mach-vexpress/v2m.c | 4 ++++ arch/arm/plat-versatile/include/plat/localtimer.h | 6 ++++++ arch/arm/plat-versatile/localtimer.c | 10 +++++++++- 6 files changed, 28 insertions(+), 5 deletions(-) create mode 100644 arch/arm/plat-versatile/include/plat/localtimer.h