1*ee5bffa9SFelipe Balbi /* 2*ee5bffa9SFelipe Balbi * ST STM32VLDISCOVERY machine 3*ee5bffa9SFelipe Balbi * Olimex STM32-H405 machine 4*ee5bffa9SFelipe Balbi * 5*ee5bffa9SFelipe Balbi * Copyright (c) 2022 Felipe Balbi <balbi@kernel.org> 6*ee5bffa9SFelipe Balbi * 7*ee5bffa9SFelipe Balbi * Permission is hereby granted, free of charge, to any person obtaining a copy 8*ee5bffa9SFelipe Balbi * of this software and associated documentation files (the "Software"), to deal 9*ee5bffa9SFelipe Balbi * in the Software without restriction, including without limitation the rights 10*ee5bffa9SFelipe Balbi * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 11*ee5bffa9SFelipe Balbi * copies of the Software, and to permit persons to whom the Software is 12*ee5bffa9SFelipe Balbi * furnished to do so, subject to the following conditions: 13*ee5bffa9SFelipe Balbi * 14*ee5bffa9SFelipe Balbi * The above copyright notice and this permission notice shall be included in 15*ee5bffa9SFelipe Balbi * all copies or substantial portions of the Software. 16*ee5bffa9SFelipe Balbi * 17*ee5bffa9SFelipe Balbi * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18*ee5bffa9SFelipe Balbi * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19*ee5bffa9SFelipe Balbi * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20*ee5bffa9SFelipe Balbi * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21*ee5bffa9SFelipe Balbi * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22*ee5bffa9SFelipe Balbi * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 23*ee5bffa9SFelipe Balbi * THE SOFTWARE. 24*ee5bffa9SFelipe Balbi */ 25*ee5bffa9SFelipe Balbi 26*ee5bffa9SFelipe Balbi #include "qemu/osdep.h" 27*ee5bffa9SFelipe Balbi #include "qapi/error.h" 28*ee5bffa9SFelipe Balbi #include "hw/boards.h" 29*ee5bffa9SFelipe Balbi #include "hw/qdev-properties.h" 30*ee5bffa9SFelipe Balbi #include "hw/qdev-clock.h" 31*ee5bffa9SFelipe Balbi #include "qemu/error-report.h" 32*ee5bffa9SFelipe Balbi #include "hw/arm/stm32f405_soc.h" 33*ee5bffa9SFelipe Balbi #include "hw/arm/boot.h" 34*ee5bffa9SFelipe Balbi 35*ee5bffa9SFelipe Balbi /* olimex-stm32-h405 implementation is derived from netduinoplus2 */ 36*ee5bffa9SFelipe Balbi 37*ee5bffa9SFelipe Balbi /* Main SYSCLK frequency in Hz (168MHz) */ 38*ee5bffa9SFelipe Balbi #define SYSCLK_FRQ 168000000ULL 39*ee5bffa9SFelipe Balbi 40*ee5bffa9SFelipe Balbi static void olimex_stm32_h405_init(MachineState *machine) 41*ee5bffa9SFelipe Balbi { 42*ee5bffa9SFelipe Balbi DeviceState *dev; 43*ee5bffa9SFelipe Balbi Clock *sysclk; 44*ee5bffa9SFelipe Balbi 45*ee5bffa9SFelipe Balbi /* This clock doesn't need migration because it is fixed-frequency */ 46*ee5bffa9SFelipe Balbi sysclk = clock_new(OBJECT(machine), "SYSCLK"); 47*ee5bffa9SFelipe Balbi clock_set_hz(sysclk, SYSCLK_FRQ); 48*ee5bffa9SFelipe Balbi 49*ee5bffa9SFelipe Balbi dev = qdev_new(TYPE_STM32F405_SOC); 50*ee5bffa9SFelipe Balbi qdev_prop_set_string(dev, "cpu-type", ARM_CPU_TYPE_NAME("cortex-m4")); 51*ee5bffa9SFelipe Balbi qdev_connect_clock_in(dev, "sysclk", sysclk); 52*ee5bffa9SFelipe Balbi sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); 53*ee5bffa9SFelipe Balbi 54*ee5bffa9SFelipe Balbi armv7m_load_kernel(ARM_CPU(first_cpu), 55*ee5bffa9SFelipe Balbi machine->kernel_filename, 56*ee5bffa9SFelipe Balbi 0, FLASH_SIZE); 57*ee5bffa9SFelipe Balbi } 58*ee5bffa9SFelipe Balbi 59*ee5bffa9SFelipe Balbi static void olimex_stm32_h405_machine_init(MachineClass *mc) 60*ee5bffa9SFelipe Balbi { 61*ee5bffa9SFelipe Balbi mc->desc = "Olimex STM32-H405 (Cortex-M4)"; 62*ee5bffa9SFelipe Balbi mc->init = olimex_stm32_h405_init; 63*ee5bffa9SFelipe Balbi mc->default_cpu_type = ARM_CPU_TYPE_NAME("cortex-m4"); 64*ee5bffa9SFelipe Balbi 65*ee5bffa9SFelipe Balbi /* SRAM pre-allocated as part of the SoC instantiation */ 66*ee5bffa9SFelipe Balbi mc->default_ram_size = 0; 67*ee5bffa9SFelipe Balbi } 68*ee5bffa9SFelipe Balbi 69*ee5bffa9SFelipe Balbi DEFINE_MACHINE("olimex-stm32-h405", olimex_stm32_h405_machine_init) 70