1 #ifndef ALLWINNER_A10_PIT_H
2 #define ALLWINNER_A10_PIT_H
3 
4 #include "hw/ptimer.h"
5 #include "hw/sysbus.h"
6 #include "qom/object.h"
7 
8 #define TYPE_AW_A10_PIT "allwinner-A10-timer"
9 typedef struct AwA10PITState AwA10PITState;
10 DECLARE_INSTANCE_CHECKER(AwA10PITState, AW_A10_PIT,
11                          TYPE_AW_A10_PIT)
12 
13 #define AW_A10_PIT_TIMER_NR    6
14 #define AW_A10_PIT_TIMER_IRQ   0x1
15 #define AW_A10_PIT_WDOG_IRQ    0x100
16 
17 #define AW_A10_PIT_TIMER_IRQ_EN    0
18 #define AW_A10_PIT_TIMER_IRQ_ST    0x4
19 
20 #define AW_A10_PIT_TIMER_CONTROL   0x0
21 #define AW_A10_PIT_TIMER_EN        0x1
22 #define AW_A10_PIT_TIMER_RELOAD    0x2
23 #define AW_A10_PIT_TIMER_MODE      0x80
24 
25 #define AW_A10_PIT_TIMER_INTERVAL  0x4
26 #define AW_A10_PIT_TIMER_COUNT     0x8
27 #define AW_A10_PIT_WDOG_CONTROL    0x90
28 #define AW_A10_PIT_WDOG_MODE       0x94
29 
30 #define AW_A10_PIT_COUNT_CTL       0xa0
31 #define AW_A10_PIT_COUNT_RL_EN     0x2
32 #define AW_A10_PIT_COUNT_CLR_EN    0x1
33 #define AW_A10_PIT_COUNT_LO        0xa4
34 #define AW_A10_PIT_COUNT_HI        0xa8
35 
36 #define AW_A10_PIT_TIMER_BASE      0x10
37 #define AW_A10_PIT_TIMER_BASE_END  \
38     (AW_A10_PIT_TIMER_BASE * 6 + AW_A10_PIT_TIMER_COUNT)
39 
40 #define AW_A10_PIT_DEFAULT_CLOCK   0x4
41 
42 
43 typedef struct AwA10TimerContext {
44     AwA10PITState *container;
45     int index;
46 } AwA10TimerContext;
47 
48 struct AwA10PITState {
49     /*< private >*/
50     SysBusDevice parent_obj;
51     /*< public >*/
52     qemu_irq irq[AW_A10_PIT_TIMER_NR];
53     ptimer_state * timer[AW_A10_PIT_TIMER_NR];
54     AwA10TimerContext timer_context[AW_A10_PIT_TIMER_NR];
55     MemoryRegion iomem;
56     uint32_t clk_freq[4];
57 
58     uint32_t irq_enable;
59     uint32_t irq_status;
60     uint32_t control[AW_A10_PIT_TIMER_NR];
61     uint32_t interval[AW_A10_PIT_TIMER_NR];
62     uint32_t count[AW_A10_PIT_TIMER_NR];
63     uint32_t watch_dog_mode;
64     uint32_t watch_dog_control;
65     uint32_t count_lo;
66     uint32_t count_hi;
67     uint32_t count_ctl;
68 };
69 
70 #endif
71