1 #ifndef AW_A10_PIT_H
2 #define AW_A10_PIT_H
3 
4 #include "hw/ptimer.h"
5 
6 #define TYPE_AW_A10_PIT "allwinner-A10-timer"
7 #define AW_A10_PIT(obj) OBJECT_CHECK(AwA10PITState, (obj), TYPE_AW_A10_PIT)
8 
9 #define AW_A10_PIT_TIMER_NR    6
10 #define AW_A10_PIT_TIMER_IRQ   0x1
11 #define AW_A10_PIT_WDOG_IRQ    0x100
12 
13 #define AW_A10_PIT_TIMER_IRQ_EN    0
14 #define AW_A10_PIT_TIMER_IRQ_ST    0x4
15 
16 #define AW_A10_PIT_TIMER_CONTROL   0x0
17 #define AW_A10_PIT_TIMER_EN        0x1
18 #define AW_A10_PIT_TIMER_RELOAD    0x2
19 #define AW_A10_PIT_TIMER_MODE      0x80
20 
21 #define AW_A10_PIT_TIMER_INTERVAL  0x4
22 #define AW_A10_PIT_TIMER_COUNT     0x8
23 #define AW_A10_PIT_WDOG_CONTROL    0x90
24 #define AW_A10_PIT_WDOG_MODE       0x94
25 
26 #define AW_A10_PIT_COUNT_CTL       0xa0
27 #define AW_A10_PIT_COUNT_RL_EN     0x2
28 #define AW_A10_PIT_COUNT_CLR_EN    0x1
29 #define AW_A10_PIT_COUNT_LO        0xa4
30 #define AW_A10_PIT_COUNT_HI        0xa8
31 
32 #define AW_A10_PIT_TIMER_BASE      0x10
33 #define AW_A10_PIT_TIMER_BASE_END  \
34     (AW_A10_PIT_TIMER_BASE * 6 + AW_A10_PIT_TIMER_COUNT)
35 
36 #define AW_A10_PIT_DEFAULT_CLOCK   0x4
37 
38 typedef struct AwA10PITState AwA10PITState;
39 
40 typedef struct AwA10TimerContext {
41     AwA10PITState *container;
42     int index;
43 } AwA10TimerContext;
44 
45 struct AwA10PITState {
46     /*< private >*/
47     SysBusDevice parent_obj;
48     /*< public >*/
49     qemu_irq irq[AW_A10_PIT_TIMER_NR];
50     ptimer_state * timer[AW_A10_PIT_TIMER_NR];
51     AwA10TimerContext timer_context[AW_A10_PIT_TIMER_NR];
52     MemoryRegion iomem;
53     uint32_t clk_freq[4];
54 
55     uint32_t irq_enable;
56     uint32_t irq_status;
57     uint32_t control[AW_A10_PIT_TIMER_NR];
58     uint32_t interval[AW_A10_PIT_TIMER_NR];
59     uint32_t count[AW_A10_PIT_TIMER_NR];
60     uint32_t watch_dog_mode;
61     uint32_t watch_dog_control;
62     uint32_t count_lo;
63     uint32_t count_hi;
64     uint32_t count_ctl;
65 };
66 
67 #endif
68