| /* |
| * 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); |
| } |
| |
| for (i = 0; i < sc->uarts_num; i++) { |
| object_initialize_child(obj, "uart[*]", &s->uart[i], TYPE_SERIAL_MM); |
| } |
| |
| 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; |
| g_autofree char *sram_name = NULL; |
| |
| 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 */ |
| sram_name = g_strdup_printf("aspeed.sram.%d", |
| CPU(s->armv7m.cpu)->cpu_index); |
| memory_region_init_ram(&s->sram, OBJECT(s), sram_name, 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 */ |
| if (!aspeed_soc_uart_realize(s, errp)) { |
| return; |
| } |
| |
| /* 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) |
