allwinner-h3-ccu.h (1641B)
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 */