1 /* 2 * Nuvoton NPCM7xx SoC family. 3 * 4 * Copyright 2020 Google LLC 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License as published by the 8 * 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, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * for more details. 15 */ 16 #ifndef NPCM7XX_H 17 #define NPCM7XX_H 18 19 #include "hw/boards.h" 20 #include "hw/adc/npcm7xx_adc.h" 21 #include "hw/core/split-irq.h" 22 #include "hw/cpu/a9mpcore.h" 23 #include "hw/gpio/npcm7xx_gpio.h" 24 #include "hw/i2c/npcm7xx_smbus.h" 25 #include "hw/mem/npcm7xx_mc.h" 26 #include "hw/misc/npcm7xx_clk.h" 27 #include "hw/misc/npcm7xx_gcr.h" 28 #include "hw/misc/npcm7xx_mft.h" 29 #include "hw/misc/npcm7xx_pwm.h" 30 #include "hw/misc/npcm7xx_rng.h" 31 #include "hw/net/npcm7xx_emc.h" 32 #include "hw/net/npcm_gmac.h" 33 #include "hw/nvram/npcm7xx_otp.h" 34 #include "hw/timer/npcm7xx_timer.h" 35 #include "hw/ssi/npcm7xx_fiu.h" 36 #include "hw/ssi/npcm_pspi.h" 37 #include "hw/usb/hcd-ehci.h" 38 #include "hw/usb/hcd-ohci.h" 39 #include "target/arm/cpu.h" 40 #include "hw/sd/npcm7xx_sdhci.h" 41 42 #define NPCM7XX_MAX_NUM_CPUS (2) 43 44 /* The first half of the address space is reserved for DDR4 DRAM. */ 45 #define NPCM7XX_DRAM_BA (0x00000000) 46 #define NPCM7XX_DRAM_SZ (2 * GiB) 47 48 /* Magic addresses for setting up direct kernel booting and SMP boot stubs. */ 49 #define NPCM7XX_LOADER_START (0x00000000) /* Start of SDRAM */ 50 #define NPCM7XX_SMP_LOADER_START (0xffff0000) /* Boot ROM */ 51 #define NPCM7XX_SMP_BOOTREG_ADDR (0xf080013c) /* GCR.SCRPAD */ 52 #define NPCM7XX_GIC_CPU_IF_ADDR (0xf03fe100) /* GIC within A9 */ 53 #define NPCM7XX_BOARD_SETUP_ADDR (0xffff1000) /* Boot ROM */ 54 55 #define NPCM7XX_NR_PWM_MODULES 2 56 57 struct NPCM7xxMachine { 58 MachineState parent; 59 /* 60 * PWM fan splitter. each splitter connects to one PWM output and 61 * multiple MFT inputs. 62 */ 63 SplitIRQ fan_splitter[NPCM7XX_NR_PWM_MODULES * 64 NPCM7XX_PWM_PER_MODULE]; 65 }; 66 67 #define TYPE_NPCM7XX_MACHINE MACHINE_TYPE_NAME("npcm7xx") 68 OBJECT_DECLARE_SIMPLE_TYPE(NPCM7xxMachine, NPCM7XX_MACHINE) 69 70 typedef struct NPCM7xxMachineClass { 71 MachineClass parent; 72 73 const char *soc_type; 74 } NPCM7xxMachineClass; 75 76 #define NPCM7XX_MACHINE_CLASS(klass) \ 77 OBJECT_CLASS_CHECK(NPCM7xxMachineClass, (klass), TYPE_NPCM7XX_MACHINE) 78 #define NPCM7XX_MACHINE_GET_CLASS(obj) \ 79 OBJECT_GET_CLASS(NPCM7xxMachineClass, (obj), TYPE_NPCM7XX_MACHINE) 80 81 struct NPCM7xxState { 82 DeviceState parent; 83 84 ARMCPU cpu[NPCM7XX_MAX_NUM_CPUS]; 85 A9MPPrivState a9mpcore; 86 87 MemoryRegion sram; 88 MemoryRegion irom; 89 MemoryRegion ram3; 90 MemoryRegion *dram; 91 92 NPCM7xxGCRState gcr; 93 NPCM7xxCLKState clk; 94 NPCM7xxTimerCtrlState tim[3]; 95 NPCM7xxADCState adc; 96 NPCM7xxPWMState pwm[NPCM7XX_NR_PWM_MODULES]; 97 NPCM7xxMFTState mft[8]; 98 NPCM7xxOTPState key_storage; 99 NPCM7xxOTPState fuse_array; 100 NPCM7xxMCState mc; 101 NPCM7xxRNGState rng; 102 NPCM7xxGPIOState gpio[8]; 103 NPCM7xxSMBusState smbus[16]; 104 EHCISysBusState ehci; 105 OHCISysBusState ohci; 106 NPCM7xxFIUState fiu[2]; 107 NPCM7xxEMCState emc[2]; 108 NPCMGMACState gmac[2]; 109 NPCM7xxSDHCIState mmc; 110 NPCMPSPIState pspi[2]; 111 }; 112 113 #define TYPE_NPCM7XX "npcm7xx" 114 OBJECT_DECLARE_TYPE(NPCM7xxState, NPCM7xxClass, NPCM7XX) 115 116 #define TYPE_NPCM730 "npcm730" 117 #define TYPE_NPCM750 "npcm750" 118 119 typedef struct NPCM7xxClass { 120 DeviceClass parent; 121 122 /* Bitmask of modules that are permanently disabled on this chip. */ 123 uint32_t disabled_modules; 124 /* Number of CPU cores enabled in this SoC class (may be 1 or 2). */ 125 uint32_t num_cpus; 126 } NPCM7xxClass; 127 128 /** 129 * npcm7xx_load_kernel - Loads memory with everything needed to boot 130 * @machine - The machine containing the SoC to be booted. 131 * @soc - The SoC containing the CPU to be booted. 132 * 133 * This will set up the ARM boot info structure for the specific NPCM7xx 134 * derivative and call arm_load_kernel() to set up loading of the kernel, etc. 135 * into memory, if requested by the user. 136 */ 137 void npcm7xx_load_kernel(MachineState *machine, NPCM7xxState *soc); 138 139 #endif /* NPCM7XX_H */ 140