include/hw/adc/aspeed_adc.h

   1 /*
   2  * Aspeed ADC
   3  *
   4  * Copyright 2017-2021 IBM Corp.
   5  *
   6  * Andrew Jeffery <andrew@aj.id.au>
   7  *
   8  * SPDX-License-Identifier: GPL-2.0-or-later
   9  */
  10
  11 #ifndef HW_ADC_ASPEED_ADC_H
  12 #define HW_ADC_ASPEED_ADC_H
  13
  14 #include "hw/sysbus.h"
  15
  16 #define TYPE_ASPEED_ADC "aspeed.adc"
  17 #define TYPE_ASPEED_2400_ADC TYPE_ASPEED_ADC "-ast2400"
  18 #define TYPE_ASPEED_2500_ADC TYPE_ASPEED_ADC "-ast2500"
  19 #define TYPE_ASPEED_2600_ADC TYPE_ASPEED_ADC "-ast2600"
  20 #define TYPE_ASPEED_1030_ADC TYPE_ASPEED_ADC "-ast1030"
  21 OBJECT_DECLARE_TYPE(AspeedADCState, AspeedADCClass, ASPEED_ADC)
  22
  23 #define TYPE_ASPEED_ADC_ENGINE "aspeed.adc.engine"
  24 OBJECT_DECLARE_SIMPLE_TYPE(AspeedADCEngineState, ASPEED_ADC_ENGINE)
  25
  26 #define ASPEED_ADC_NR_CHANNELS 16
  27 #define ASPEED_ADC_NR_REGS     (0xD0 >> 2)
  28
  29 struct AspeedADCEngineState {
  30     /* <private> */
  31     SysBusDevice parent;
  32
  33     MemoryRegion mmio;
  34     qemu_irq irq;
  35     uint32_t engine_id;
  36     uint32_t nr_channels;
  37     uint32_t regs[ASPEED_ADC_NR_REGS];
  38 };
  39
  40 struct AspeedADCState {
  41     /* <private> */
  42     SysBusDevice parent;
  43
  44     MemoryRegion mmio;
  45     qemu_irq irq;
  46
  47     AspeedADCEngineState engines[2];
  48 };
  49
  50 struct AspeedADCClass {
  51     SysBusDeviceClass parent_class;
  52
  53     uint32_t nr_engines;
  54 };
  55
  56 #endif /* HW_ADC_ASPEED_ADC_H */