include/hw/misc/allwinner-a10-ccm.h

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