include/hw/misc/msf2-sysreg.h

   1 /*
   2  * Microsemi SmartFusion2 SYSREG
   3  *
   4  * Copyright (c) 2017 Subbaraya Sundeep <sundeep.lkml@gmail.com>
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24
  25 #ifndef HW_MSF2_SYSREG_H
  26 #define HW_MSF2_SYSREG_H
  27
  28 #include "hw/sysbus.h"
  29
  30 enum {
  31     ESRAM_CR        = 0x00 / 4,
  32     ESRAM_MAX_LAT,
  33     DDR_CR,
  34     ENVM_CR,
  35     ENVM_REMAP_BASE_CR,
  36     ENVM_REMAP_FAB_CR,
  37     CC_CR,
  38     CC_REGION_CR,
  39     CC_LOCK_BASE_ADDR_CR,
  40     CC_FLUSH_INDX_CR,
  41     DDRB_BUF_TIMER_CR,
  42     DDRB_NB_ADDR_CR,
  43     DDRB_NB_SIZE_CR,
  44     DDRB_CR,
  45
  46     SOFT_RESET_CR  = 0x48 / 4,
  47     M3_CR,
  48
  49     GPIO_SYSRESET_SEL_CR = 0x58 / 4,
  50
  51     MDDR_CR = 0x60 / 4,
  52
  53     MSSDDR_PLL_STATUS_LOW_CR = 0x90 / 4,
  54     MSSDDR_PLL_STATUS_HIGH_CR,
  55     MSSDDR_FACC1_CR,
  56     MSSDDR_FACC2_CR,
  57
  58     MSSDDR_PLL_STATUS = 0x150 / 4,
  59 };
  60
  61 #define MSF2_SYSREG_MMIO_SIZE     0x300
  62
  63 #define TYPE_MSF2_SYSREG          "msf2-sysreg"
  64 #define MSF2_SYSREG(obj)  OBJECT_CHECK(MSF2SysregState, (obj), TYPE_MSF2_SYSREG)
  65
  66 typedef struct MSF2SysregState {
  67     SysBusDevice parent_obj;
  68
  69     MemoryRegion iomem;
  70
  71     uint8_t apb0div;
  72     uint8_t apb1div;
  73
  74     uint32_t regs[MSF2_SYSREG_MMIO_SIZE / 4];
  75 } MSF2SysregState;
  76
  77 #endif /* HW_MSF2_SYSREG_H */