/* * ASPEED Ast10x0 SoC * * Copyright (C) 2022 ASPEED Technology Inc. * * This code is licensed under the GPL version 2 or later. See * the COPYING file in the top-level directory. * * Implementation extracted from the AST2600 and adapted for Ast10x0. */ #include "qemu/osdep.h" #include "qapi/error.h" #include "exec/address-spaces.h" #include "sysemu/sysemu.h" #include "hw/qdev-clock.h" #include "hw/misc/unimp.h" #include "hw/arm/aspeed_soc.h" #define ASPEED_SOC_IOMEM_SIZE 0x00200000 static const hwaddr aspeed_soc_ast1030_memmap[] = { [ASPEED_DEV_SRAM] = 0x00000000, [ASPEED_DEV_SBC] = 0x79000000, [ASPEED_DEV_IOMEM] = 0x7E600000, [ASPEED_DEV_PWM] = 0x7E610000, [ASPEED_DEV_FMC] = 0x7E620000, [ASPEED_DEV_SPI1] = 0x7E630000, [ASPEED_DEV_SPI2] = 0x7E640000, [ASPEED_DEV_SCU] = 0x7E6E2000, [ASPEED_DEV_ADC] = 0x7E6E9000, [ASPEED_DEV_SBC] = 0x7E6F2000, [ASPEED_DEV_GPIO] = 0x7E780000, [ASPEED_DEV_TIMER1] = 0x7E782000, [ASPEED_DEV_UART1] = 0x7E783000, [ASPEED_DEV_UART2] = 0x7E78D000, [ASPEED_DEV_UART3] = 0x7E78E000, [ASPEED_DEV_UART4] = 0x7E78F000, [ASPEED_DEV_UART5] = 0x7E784000, [ASPEED_DEV_UART6] = 0x7E790000, [ASPEED_DEV_UART7] = 0x7E790100, [ASPEED_DEV_UART8] = 0x7E790200, [ASPEED_DEV_UART9] = 0x7E790300, [ASPEED_DEV_UART10] = 0x7E790400, [ASPEED_DEV_UART11] = 0x7E790500, [ASPEED_DEV_UART12] = 0x7E790600, [ASPEED_DEV_UART13] = 0x7E790700, [ASPEED_DEV_WDT] = 0x7E785000, [ASPEED_DEV_LPC] = 0x7E789000, [ASPEED_DEV_PECI] = 0x7E78B000, [ASPEED_DEV_I2C] = 0x7E7B0000, }; static const int aspeed_soc_ast1030_irqmap[] = { [ASPEED_DEV_UART1] = 47, [ASPEED_DEV_UART2] = 48, [ASPEED_DEV_UART3] = 49, [ASPEED_DEV_UART4] = 50, [ASPEED_DEV_UART5] = 8, [ASPEED_DEV_UART6] = 57, [ASPEED_DEV_UART7] = 58, [ASPEED_DEV_UART8] = 59, [ASPEED_DEV_UART9] = 60, [ASPEED_DEV_UART10] = 61, [ASPEED_DEV_UART11] = 62, [ASPEED_DEV_UART12] = 63, [ASPEED_DEV_UART13] = 64, [ASPEED_DEV_GPIO] = 11, [ASPEED_DEV_TIMER1] = 16, [ASPEED_DEV_TIMER2] = 17, [ASPEED_DEV_TIMER3] = 18, [ASPEED_DEV_TIMER4] = 19, [ASPEED_DEV_TIMER5] = 20, [ASPEED_DEV_TIMER6] = 21, [ASPEED_DEV_TIMER7] = 22, [ASPEED_DEV_TIMER8] = 23, [ASPEED_DEV_WDT] = 24, [ASPEED_DEV_LPC] = 35, [ASPEED_DEV_PECI] = 38, [ASPEED_DEV_FMC] = 39, [ASPEED_DEV_PWM] = 44, [ASPEED_DEV_ADC] = 46, [ASPEED_DEV_SPI1] = 65, [ASPEED_DEV_SPI2] = 66, [ASPEED_DEV_I2C] = 110, /* 110 ~ 123 */ [ASPEED_DEV_KCS] = 138, /* 138 -> 142 */ }; static qemu_irq aspeed_soc_ast1030_get_irq(AspeedSoCState *s, int dev) { AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); return qdev_get_gpio_in(DEVICE(&s->armv7m), sc->irqmap[dev]); } static void aspeed_soc_ast1030_init(Object *obj) { AspeedSoCState *s = ASPEED_SOC(obj); AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); char socname[8]; char typename[64]; int i; if (sscanf(sc->name, "%7s", socname) != 1) { g_assert_not_reached(); } object_initialize_child(obj, "armv7m", &s->armv7m, TYPE_ARMV7M); s->sysclk = qdev_init_clock_in(DEVICE(s), "sysclk", NULL, NULL, 0); snprintf(typename, sizeof(typename), "aspeed.scu-%s", socname); object_initialize_child(obj, "scu", &s->scu, typename); qdev_prop_set_uint32(DEVICE(&s->scu), "silicon-rev", sc->silicon_rev); object_property_add_alias(obj, "hw-strap1", OBJECT(&s->scu), "hw-strap1"); object_property_add_alias(obj, "hw-strap2", OBJECT(&s->scu), "hw-strap2"); snprintf(typename, sizeof(typename), "aspeed.i2c-%s", socname); object_initialize_child(obj, "i2c", &s->i2c, typename); snprintf(typename, sizeof(typename), "aspeed.timer-%s", socname); object_initialize_child(obj, "timerctrl", &s->timerctrl, typename); snprintf(typename, sizeof(typename), "aspeed.adc-%s", socname); object_initialize_child(obj, "adc", &s->adc, typename); snprintf(typename, sizeof(typename), "aspeed.fmc-%s", socname); object_initialize_child(obj, "fmc", &s->fmc, typename); for (i = 0; i < sc->spis_num; i++) { snprintf(typename, sizeof(typename), "aspeed.spi%d-%s", i + 1, socname); object_initialize_child(obj, "spi[*]", &s->spi[i], typename); } object_initialize_child(obj, "lpc", &s->lpc, TYPE_ASPEED_LPC); object_initialize_child(obj, "peci", &s->peci, TYPE_ASPEED_PECI); object_initialize_child(obj, "sbc", &s->sbc, TYPE_ASPEED_SBC); for (i = 0; i < sc->wdts_num; i++) { snprintf(typename, sizeof(typename), "aspeed.wdt-%s", socname); object_initialize_child(obj, "wdt[*]", &s->wdt[i], typename); } snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname); object_initialize_child(obj, "gpio", &s->gpio, typename); object_initialize_child(obj, "iomem", &s->iomem, TYPE_UNIMPLEMENTED_DEVICE); object_initialize_child(obj, "sbc-unimplemented", &s->sbc_unimplemented, TYPE_UNIMPLEMENTED_DEVICE); } static void aspeed_soc_ast1030_realize(DeviceState *dev_soc, Error **errp) { AspeedSoCState *s = ASPEED_SOC(dev_soc); AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); DeviceState *armv7m; Error *err = NULL; int i; if (!clock_has_source(s->sysclk)) { error_setg(errp, "sysclk clock must be wired up by the board code"); return; } /* General I/O memory space to catch all unimplemented device */ aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->iomem), "aspeed.io", sc->memmap[ASPEED_DEV_IOMEM], ASPEED_SOC_IOMEM_SIZE); aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->sbc_unimplemented), "aspeed.sbc", sc->memmap[ASPEED_DEV_SBC], 0x40000); /* AST1030 CPU Core */ armv7m = DEVICE(&s->armv7m); qdev_prop_set_uint32(armv7m, "num-irq", 256); qdev_prop_set_string(armv7m, "cpu-type", sc->cpu_type); qdev_connect_clock_in(armv7m, "cpuclk", s->sysclk); object_property_set_link(OBJECT(&s->armv7m), "memory", OBJECT(s->memory), &error_abort); sysbus_realize(SYS_BUS_DEVICE(&s->armv7m), &error_abort); /* Internal SRAM */ memory_region_init_ram(&s->sram, NULL, "aspeed.sram", sc->sram_size, &err); if (err != NULL) { error_propagate(errp, err); return; } memory_region_add_subregion(s->memory, sc->memmap[ASPEED_DEV_SRAM], &s->sram); /* SCU */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->scu), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->scu), 0, sc->memmap[ASPEED_DEV_SCU]); /* I2C */ object_property_set_link(OBJECT(&s->i2c), "dram", OBJECT(&s->sram), &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->i2c), 0, sc->memmap[ASPEED_DEV_I2C]); for (i = 0; i < ASPEED_I2C_GET_CLASS(&s->i2c)->num_busses; i++) { qemu_irq irq = qdev_get_gpio_in(DEVICE(&s->armv7m), sc->irqmap[ASPEED_DEV_I2C] + i); /* The AST1030 I2C controller has one IRQ per bus. */ sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c.busses[i]), 0, irq); } /* PECI */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->peci), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->peci), 0, sc->memmap[ASPEED_DEV_PECI]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->peci), 0, aspeed_soc_get_irq(s, ASPEED_DEV_PECI)); /* LPC */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->lpc), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->lpc), 0, sc->memmap[ASPEED_DEV_LPC]); /* Connect the LPC IRQ to the GIC. It is otherwise unused. */ sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 0, aspeed_soc_get_irq(s, ASPEED_DEV_LPC)); /* * On the AST1030 LPC subdevice IRQs are connected straight to the GIC. */ sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_1, qdev_get_gpio_in(DEVICE(&s->armv7m), sc->irqmap[ASPEED_DEV_KCS] + aspeed_lpc_kcs_1)); sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_2, qdev_get_gpio_in(DEVICE(&s->armv7m), sc->irqmap[ASPEED_DEV_KCS] + aspeed_lpc_kcs_2)); sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_3, qdev_get_gpio_in(DEVICE(&s->armv7m), sc->irqmap[ASPEED_DEV_KCS] + aspeed_lpc_kcs_3)); sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_4, qdev_get_gpio_in(DEVICE(&s->armv7m), sc->irqmap[ASPEED_DEV_KCS] + aspeed_lpc_kcs_4)); /* UART */ aspeed_soc_uart_init(s); /* Timer */ object_property_set_link(OBJECT(&s->timerctrl), "scu", OBJECT(&s->scu), &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->timerctrl), 0, sc->memmap[ASPEED_DEV_TIMER1]); for (i = 0; i < ASPEED_TIMER_NR_TIMERS; i++) { qemu_irq irq = aspeed_soc_get_irq(s, ASPEED_DEV_TIMER1 + i); sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq); } /* ADC */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->adc), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->adc), 0, sc->memmap[ASPEED_DEV_ADC]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->adc), 0, aspeed_soc_get_irq(s, ASPEED_DEV_ADC)); /* FMC, The number of CS is set at the board level */ object_property_set_link(OBJECT(&s->fmc), "dram", OBJECT(&s->sram), &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->fmc), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->fmc), 0, sc->memmap[ASPEED_DEV_FMC]); aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->fmc), 1, ASPEED_SMC_GET_CLASS(&s->fmc)->flash_window_base); sysbus_connect_irq(SYS_BUS_DEVICE(&s->fmc), 0, aspeed_soc_get_irq(s, ASPEED_DEV_FMC)); /* SPI */ for (i = 0; i < sc->spis_num; i++) { object_property_set_link(OBJECT(&s->spi[i]), "dram", OBJECT(&s->sram), &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->spi[i]), 0, sc->memmap[ASPEED_DEV_SPI1 + i]); aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->spi[i]), 1, ASPEED_SMC_GET_CLASS(&s->spi[i])->flash_window_base); } /* Secure Boot Controller */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->sbc), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->sbc), 0, sc->memmap[ASPEED_DEV_SBC]); /* Watch dog */ for (i = 0; i < sc->wdts_num; i++) { AspeedWDTClass *awc = ASPEED_WDT_GET_CLASS(&s->wdt[i]); object_property_set_link(OBJECT(&s->wdt[i]), "scu", OBJECT(&s->scu), &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->wdt[i]), 0, sc->memmap[ASPEED_DEV_WDT] + i * awc->offset); } /* GPIO */ if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) { return; } aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->gpio), 0, sc->memmap[ASPEED_DEV_GPIO]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0, aspeed_soc_get_irq(s, ASPEED_DEV_GPIO)); } static void aspeed_soc_ast1030_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); AspeedSoCClass *sc = ASPEED_SOC_CLASS(dc); dc->realize = aspeed_soc_ast1030_realize; sc->name = "ast1030-a1"; sc->cpu_type = ARM_CPU_TYPE_NAME("cortex-m4"); sc->silicon_rev = AST1030_A1_SILICON_REV; sc->sram_size = 0xc0000; sc->spis_num = 2; sc->ehcis_num = 0; sc->wdts_num = 4; sc->macs_num = 1; sc->uarts_num = 13; sc->irqmap = aspeed_soc_ast1030_irqmap; sc->memmap = aspeed_soc_ast1030_memmap; sc->num_cpus = 1; sc->get_irq = aspeed_soc_ast1030_get_irq; } static const TypeInfo aspeed_soc_ast1030_type_info = { .name = "ast1030-a1", .parent = TYPE_ASPEED_SOC, .instance_size = sizeof(AspeedSoCState), .instance_init = aspeed_soc_ast1030_init, .class_init = aspeed_soc_ast1030_class_init, .class_size = sizeof(AspeedSoCClass), }; static void aspeed_soc_register_types(void) { type_register_static(&aspeed_soc_ast1030_type_info); } type_init(aspeed_soc_register_types)