xref: /openbmc/qemu/include/hw/misc/allwinner-a10-ccm.h (revision 886fb67020e32ce6a2cf7049c6f017acf1f0d69a)
1*423ec28bSStrahinja Jankovic /*
2*423ec28bSStrahinja Jankovic  * Allwinner A10 Clock Control Module emulation
3*423ec28bSStrahinja Jankovic  *
4*423ec28bSStrahinja Jankovic  * Copyright (C) 2022 Strahinja Jankovic <strahinja.p.jankovic@gmail.com>
5*423ec28bSStrahinja Jankovic  *
6*423ec28bSStrahinja Jankovic  *  This file is derived from Allwinner H3 CCU,
7*423ec28bSStrahinja Jankovic  *  by Niek Linnenbank.
8*423ec28bSStrahinja Jankovic  *
9*423ec28bSStrahinja Jankovic  * This program is free software: you can redistribute it and/or modify
10*423ec28bSStrahinja Jankovic  * it under the terms of the GNU General Public License as published by
11*423ec28bSStrahinja Jankovic  * the Free Software Foundation, either version 2 of the License, or
12*423ec28bSStrahinja Jankovic  * (at your option) any later version.
13*423ec28bSStrahinja Jankovic  *
14*423ec28bSStrahinja Jankovic  * This program is distributed in the hope that it will be useful,
15*423ec28bSStrahinja Jankovic  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16*423ec28bSStrahinja Jankovic  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17*423ec28bSStrahinja Jankovic  * GNU General Public License for more details.
18*423ec28bSStrahinja Jankovic  *
19*423ec28bSStrahinja Jankovic  * You should have received a copy of the GNU General Public License
20*423ec28bSStrahinja Jankovic  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
21*423ec28bSStrahinja Jankovic  */
22*423ec28bSStrahinja Jankovic 
23*423ec28bSStrahinja Jankovic #ifndef HW_MISC_ALLWINNER_A10_CCM_H
24*423ec28bSStrahinja Jankovic #define HW_MISC_ALLWINNER_A10_CCM_H
25*423ec28bSStrahinja Jankovic 
26*423ec28bSStrahinja Jankovic #include "qom/object.h"
27*423ec28bSStrahinja Jankovic #include "hw/sysbus.h"
28*423ec28bSStrahinja Jankovic 
29*423ec28bSStrahinja Jankovic /**
30*423ec28bSStrahinja Jankovic  * @name Constants
31*423ec28bSStrahinja Jankovic  * @{
32*423ec28bSStrahinja Jankovic  */
33*423ec28bSStrahinja Jankovic 
34*423ec28bSStrahinja Jankovic /** Size of register I/O address space used by CCM device */
35*423ec28bSStrahinja Jankovic #define AW_A10_CCM_IOSIZE        (0x400)
36*423ec28bSStrahinja Jankovic 
37*423ec28bSStrahinja Jankovic /** Total number of known registers */
38*423ec28bSStrahinja Jankovic #define AW_A10_CCM_REGS_NUM      (AW_A10_CCM_IOSIZE / sizeof(uint32_t))
39*423ec28bSStrahinja Jankovic 
40*423ec28bSStrahinja Jankovic /** @} */
41*423ec28bSStrahinja Jankovic 
42*423ec28bSStrahinja Jankovic /**
43*423ec28bSStrahinja Jankovic  * @name Object model
44*423ec28bSStrahinja Jankovic  * @{
45*423ec28bSStrahinja Jankovic  */
46*423ec28bSStrahinja Jankovic 
47*423ec28bSStrahinja Jankovic #define TYPE_AW_A10_CCM    "allwinner-a10-ccm"
48*423ec28bSStrahinja Jankovic OBJECT_DECLARE_SIMPLE_TYPE(AwA10ClockCtlState, AW_A10_CCM)
49*423ec28bSStrahinja Jankovic 
50*423ec28bSStrahinja Jankovic /** @} */
51*423ec28bSStrahinja Jankovic 
52*423ec28bSStrahinja Jankovic /**
53*423ec28bSStrahinja Jankovic  * Allwinner A10 CCM object instance state.
54*423ec28bSStrahinja Jankovic  */
55*423ec28bSStrahinja Jankovic struct AwA10ClockCtlState {
56*423ec28bSStrahinja Jankovic     /*< private >*/
57*423ec28bSStrahinja Jankovic     SysBusDevice parent_obj;
58*423ec28bSStrahinja Jankovic     /*< public >*/
59*423ec28bSStrahinja Jankovic 
60*423ec28bSStrahinja Jankovic     /** Maps I/O registers in physical memory */
61*423ec28bSStrahinja Jankovic     MemoryRegion iomem;
62*423ec28bSStrahinja Jankovic 
63*423ec28bSStrahinja Jankovic     /** Array of hardware registers */
64*423ec28bSStrahinja Jankovic     uint32_t regs[AW_A10_CCM_REGS_NUM];
65*423ec28bSStrahinja Jankovic };
66*423ec28bSStrahinja Jankovic 
67*423ec28bSStrahinja Jankovic #endif /* HW_MISC_ALLWINNER_H3_CCU_H */
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