1 /*
2  * Allwinner H3 Clock Control Unit emulation
3  *
4  * Copyright (C) 2019 Niek Linnenbank <nieklinnenbank@gmail.com>
5  *
6  * This program is free software: you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation, either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef HW_MISC_ALLWINNER_H3_CCU_H
21 #define HW_MISC_ALLWINNER_H3_CCU_H
22 
23 #include "qom/object.h"
24 #include "hw/sysbus.h"
25 
26 /**
27  * @name Constants
28  * @{
29  */
30 
31 /** Size of register I/O address space used by CCU device */
32 #define AW_H3_CCU_IOSIZE        (0x400)
33 
34 /** Total number of known registers */
35 #define AW_H3_CCU_REGS_NUM      (AW_H3_CCU_IOSIZE / sizeof(uint32_t))
36 
37 /** @} */
38 
39 /**
40  * @name Object model
41  * @{
42  */
43 
44 #define TYPE_AW_H3_CCU    "allwinner-h3-ccu"
45 OBJECT_DECLARE_SIMPLE_TYPE(AwH3ClockCtlState, AW_H3_CCU)
46 
47 /** @} */
48 
49 /**
50  * Allwinner H3 CCU object instance state.
51  */
52 struct AwH3ClockCtlState {
53     /*< private >*/
54     SysBusDevice parent_obj;
55     /*< public >*/
56 
57     /** Maps I/O registers in physical memory */
58     MemoryRegion iomem;
59 
60     /** Array of hardware registers */
61     uint32_t regs[AW_H3_CCU_REGS_NUM];
62 
63 };
64 
65 #endif /* HW_MISC_ALLWINNER_H3_CCU_H */
66