| 1 | /* |
| 2 | * OpenPOWER Romulus |
| 3 | * |
| 4 | * Copyright 2016 IBM Corp. |
| 5 | * |
| 6 | * SPDX-License-Identifier: GPL-2.0-or-later |
| 7 | */ |
| 8 | |
| 9 | #include "qemu/osdep.h" |
| 10 | #include "qapi/error.h" |
| 11 | #include "hw/arm/machines-qom.h" |
| 12 | #include "hw/arm/aspeed.h" |
| 13 | #include "hw/arm/aspeed_soc.h" |
| 14 | |
| 15 | /* Romulus hardware value: 0xF10AD206 */ |
| 16 | #define ROMULUS_BMC_HW_STRAP1 ( \ |
| 17 | AST2500_HW_STRAP1_DEFAULTS | \ |
| 18 | SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE | \ |
| 19 | SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE | \ |
| 20 | SCU_AST2500_HW_STRAP_UART_DEBUG | \ |
| 21 | SCU_AST2500_HW_STRAP_DDR4_ENABLE | \ |
| 22 | SCU_AST2500_HW_STRAP_ACPI_ENABLE | \ |
| 23 | SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER)) |
| 24 | |
| 25 | static void romulus_bmc_i2c_init(AspeedMachineState *bmc) |
| 26 | { |
| 27 | AspeedSoCState *soc = bmc->soc; |
| 28 | |
| 29 | /* |
| 30 | * The romulus board expects Epson RX8900 I2C RTC but a ds1338 is |
| 31 | * good enough |
| 32 | */ |
| 33 | i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 11), "ds1338", 0x32); |
| 34 | } |
| 35 | |
| 36 | static void aspeed_machine_romulus_class_init(ObjectClass *oc, |
| 37 | const void *data) |
| 38 | { |
| 39 | MachineClass *mc = MACHINE_CLASS(oc); |
| 40 | AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc); |
| 41 | |
| 42 | mc->desc = "OpenPOWER Romulus BMC (ARM1176)"; |
| 43 | amc->soc_name = "ast2500-a1"; |
| 44 | amc->hw_strap1 = ROMULUS_BMC_HW_STRAP1; |
| 45 | amc->fmc_model = "n25q256a"; |
| 46 | amc->spi_model = "mx66l1g45g"; |
| 47 | amc->num_cs = 2; |
| 48 | amc->i2c_init = romulus_bmc_i2c_init; |
| 49 | mc->default_ram_size = 512 * MiB; |
| 50 | aspeed_machine_class_init_cpus_defaults(mc); |
| 51 | }; |
| 52 | |
| 53 | static const TypeInfo aspeed_ast2500_romulus_types[] = { |
| 54 | { |
| 55 | .name = MACHINE_TYPE_NAME("romulus-bmc"), |
| 56 | .parent = TYPE_ASPEED_MACHINE, |
| 57 | .class_init = aspeed_machine_romulus_class_init, |
| 58 | .interfaces = arm_machine_interfaces, |
| 59 | } |
| 60 | }; |
| 61 | |
| 62 | DEFINE_TYPES(aspeed_ast2500_romulus_types) |