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-rw-r--r--hw/arm/aspeed_soc.c2
-rw-r--r--hw/timer/aspeed_timer.c19
2 files changed, 17 insertions, 4 deletions
diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c
index 7cc05ee..e68911a 100644
--- a/hw/arm/aspeed_soc.c
+++ b/hw/arm/aspeed_soc.c
@@ -127,6 +127,8 @@ static void aspeed_soc_init(Object *obj)
object_initialize(&s->timerctrl, sizeof(s->timerctrl), TYPE_ASPEED_TIMER);
object_property_add_child(obj, "timerctrl", OBJECT(&s->timerctrl), NULL);
+ object_property_add_const_link(OBJECT(&s->timerctrl), "scu",
+ OBJECT(&s->scu), &error_abort);
qdev_set_parent_bus(DEVICE(&s->timerctrl), sysbus_get_default());
object_initialize(&s->i2c, sizeof(s->i2c), TYPE_ASPEED_I2C);
diff --git a/hw/timer/aspeed_timer.c b/hw/timer/aspeed_timer.c
index 1e31e22..5e3f51b 100644
--- a/hw/timer/aspeed_timer.c
+++ b/hw/timer/aspeed_timer.c
@@ -10,8 +10,10 @@
*/
#include "qemu/osdep.h"
+#include "qapi/error.h"
#include "hw/sysbus.h"
#include "hw/timer/aspeed_timer.h"
+#include "hw/misc/aspeed_scu.h"
#include "qemu-common.h"
#include "qemu/bitops.h"
#include "qemu/timer.h"
@@ -26,7 +28,6 @@
#define TIMER_CLOCK_USE_EXT true
#define TIMER_CLOCK_EXT_HZ 1000000
#define TIMER_CLOCK_USE_APB false
-#define TIMER_CLOCK_APB_HZ 24000000
#define TIMER_REG_STATUS 0
#define TIMER_REG_RELOAD 1
@@ -80,11 +81,11 @@ static inline bool timer_external_clock(AspeedTimer *t)
return timer_ctrl_status(t, op_external_clock);
}
-static uint32_t clock_rates[] = { TIMER_CLOCK_APB_HZ, TIMER_CLOCK_EXT_HZ };
-
static inline uint32_t calculate_rate(struct AspeedTimer *t)
{
- return clock_rates[timer_external_clock(t)];
+ AspeedTimerCtrlState *s = timer_to_ctrl(t);
+
+ return timer_external_clock(t) ? TIMER_CLOCK_EXT_HZ : s->scu->apb_freq;
}
static inline uint32_t calculate_ticks(struct AspeedTimer *t, uint64_t now_ns)
@@ -449,6 +450,16 @@ static void aspeed_timer_realize(DeviceState *dev, Error **errp)
int i;
SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
AspeedTimerCtrlState *s = ASPEED_TIMER(dev);
+ Object *obj;
+ Error *err = NULL;
+
+ obj = object_property_get_link(OBJECT(dev), "scu", &err);
+ if (!obj) {
+ error_propagate(errp, err);
+ error_prepend(errp, "required link 'scu' not found: ");
+ return;
+ }
+ s->scu = ASPEED_SCU(obj);
for (i = 0; i < ASPEED_TIMER_NR_TIMERS; i++) {
aspeed_init_one_timer(s, i);