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