diff options
Diffstat (limited to 'include/hw/timer/cmsdk-apb-timer.h')
| -rw-r--r-- | include/hw/timer/cmsdk-apb-timer.h | 34 |
1 files changed, 10 insertions, 24 deletions
diff --git a/include/hw/timer/cmsdk-apb-timer.h b/include/hw/timer/cmsdk-apb-timer.h index 0d80b2a48c..c4c7eae849 100644 --- a/include/hw/timer/cmsdk-apb-timer.h +++ b/include/hw/timer/cmsdk-apb-timer.h @@ -15,20 +15,27 @@ #include "hw/qdev-properties.h" #include "hw/sysbus.h" #include "hw/ptimer.h" +#include "hw/clock.h" #include "qom/object.h" #define TYPE_CMSDK_APB_TIMER "cmsdk-apb-timer" -OBJECT_DECLARE_SIMPLE_TYPE(CMSDKAPBTIMER, CMSDK_APB_TIMER) +OBJECT_DECLARE_SIMPLE_TYPE(CMSDKAPBTimer, CMSDK_APB_TIMER) -struct CMSDKAPBTIMER { +/* + * QEMU interface: + * + Clock input "pclk": clock for the timer + * + sysbus MMIO region 0: the register bank + * + sysbus IRQ 0: timer interrupt TIMERINT + */ +struct CMSDKAPBTimer { /*< private >*/ SysBusDevice parent_obj; /*< public >*/ MemoryRegion iomem; qemu_irq timerint; - uint32_t pclk_frq; struct ptimer_state *timer; + Clock *pclk; uint32_t ctrl; uint32_t value; @@ -36,25 +43,4 @@ struct CMSDKAPBTIMER { uint32_t intstatus; }; -/** - * cmsdk_apb_timer_create - convenience function to create TYPE_CMSDK_APB_TIMER - * @addr: location in system memory to map registers - * @pclk_frq: frequency in Hz of the PCLK clock (used for calculating baud rate) - */ -static inline DeviceState *cmsdk_apb_timer_create(hwaddr addr, - qemu_irq timerint, - uint32_t pclk_frq) -{ - DeviceState *dev; - SysBusDevice *s; - - dev = qdev_new(TYPE_CMSDK_APB_TIMER); - s = SYS_BUS_DEVICE(dev); - qdev_prop_set_uint32(dev, "pclk-frq", pclk_frq); - sysbus_realize_and_unref(s, &error_fatal); - sysbus_mmio_map(s, 0, addr); - sysbus_connect_irq(s, 0, timerint); - return dev; -} - #endif |