/* * Copyright (c) 2018 Jean-Christophe Dubois * * i.MX6UL SOC emulation. * * Based on hw/arm/fsl-imx7.c * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include "qemu/osdep.h" #include "qapi/error.h" #include "hw/arm/fsl-imx6ul.h" #include "hw/misc/unimp.h" #include "hw/boards.h" #include "sysemu/sysemu.h" #include "qemu/error-report.h" #include "qemu/module.h" #define NAME_SIZE 20 static void fsl_imx6ul_init(Object *obj) { MachineState *ms = MACHINE(qdev_get_machine()); FslIMX6ULState *s = FSL_IMX6UL(obj); char name[NAME_SIZE]; int i; for (i = 0; i < MIN(ms->smp.cpus, FSL_IMX6UL_NUM_CPUS); i++) { snprintf(name, NAME_SIZE, "cpu%d", i); object_initialize_child(obj, name, &s->cpu[i], sizeof(s->cpu[i]), "cortex-a7-" TYPE_ARM_CPU, &error_abort, NULL); } /* * A7MPCORE */ sysbus_init_child_obj(obj, "a7mpcore", &s->a7mpcore, sizeof(s->a7mpcore), TYPE_A15MPCORE_PRIV); /* * CCM */ sysbus_init_child_obj(obj, "ccm", &s->ccm, sizeof(s->ccm), TYPE_IMX6UL_CCM); /* * SRC */ sysbus_init_child_obj(obj, "src", &s->src, sizeof(s->src), TYPE_IMX6_SRC); /* * GPCv2 */ sysbus_init_child_obj(obj, "gpcv2", &s->gpcv2, sizeof(s->gpcv2), TYPE_IMX_GPCV2); /* * SNVS */ sysbus_init_child_obj(obj, "snvs", &s->snvs, sizeof(s->snvs), TYPE_IMX7_SNVS); /* * GPR */ sysbus_init_child_obj(obj, "gpr", &s->gpr, sizeof(s->gpr), TYPE_IMX7_GPR); /* * GPIOs 1 to 5 */ for (i = 0; i < FSL_IMX6UL_NUM_GPIOS; i++) { snprintf(name, NAME_SIZE, "gpio%d", i); sysbus_init_child_obj(obj, name, &s->gpio[i], sizeof(s->gpio[i]), TYPE_IMX_GPIO); } /* * GPT 1, 2 */ for (i = 0; i < FSL_IMX6UL_NUM_GPTS; i++) { snprintf(name, NAME_SIZE, "gpt%d", i); sysbus_init_child_obj(obj, name, &s->gpt[i], sizeof(s->gpt[i]), TYPE_IMX7_GPT); } /* * EPIT 1, 2 */ for (i = 0; i < FSL_IMX6UL_NUM_EPITS; i++) { snprintf(name, NAME_SIZE, "epit%d", i + 1); sysbus_init_child_obj(obj, name, &s->epit[i], sizeof(s->epit[i]), TYPE_IMX_EPIT); } /* * eCSPI */ for (i = 0; i < FSL_IMX6UL_NUM_ECSPIS; i++) { snprintf(name, NAME_SIZE, "spi%d", i + 1); sysbus_init_child_obj(obj, name, &s->spi[i], sizeof(s->spi[i]), TYPE_IMX_SPI); } /* * I2C */ for (i = 0; i < FSL_IMX6UL_NUM_I2CS; i++) { snprintf(name, NAME_SIZE, "i2c%d", i + 1); sysbus_init_child_obj(obj, name, &s->i2c[i], sizeof(s->i2c[i]), TYPE_IMX_I2C); } /* * UART */ for (i = 0; i < FSL_IMX6UL_NUM_UARTS; i++) { snprintf(name, NAME_SIZE, "uart%d", i); sysbus_init_child_obj(obj, name, &s->uart[i], sizeof(s->uart[i]), TYPE_IMX_SERIAL); } /* * Ethernet */ for (i = 0; i < FSL_IMX6UL_NUM_ETHS; i++) { snprintf(name, NAME_SIZE, "eth%d", i); sysbus_init_child_obj(obj, name, &s->eth[i], sizeof(s->eth[i]), TYPE_IMX_ENET); } /* * SDHCI */ for (i = 0; i < FSL_IMX6UL_NUM_USDHCS; i++) { snprintf(name, NAME_SIZE, "usdhc%d", i); sysbus_init_child_obj(obj, name, &s->usdhc[i], sizeof(s->usdhc[i]), TYPE_IMX_USDHC); } /* * Watchdog */ for (i = 0; i < FSL_IMX6UL_NUM_WDTS; i++) { snprintf(name, NAME_SIZE, "wdt%d", i); sysbus_init_child_obj(obj, name, &s->wdt[i], sizeof(s->wdt[i]), TYPE_IMX2_WDT); } } static void fsl_imx6ul_realize(DeviceState *dev, Error **errp) { MachineState *ms = MACHINE(qdev_get_machine()); FslIMX6ULState *s = FSL_IMX6UL(dev); int i; qemu_irq irq; char name[NAME_SIZE]; unsigned int smp_cpus = ms->smp.cpus; if (smp_cpus > FSL_IMX6UL_NUM_CPUS) { error_setg(errp, "%s: Only %d CPUs are supported (%d requested)", TYPE_FSL_IMX6UL, FSL_IMX6UL_NUM_CPUS, smp_cpus); return; } for (i = 0; i < smp_cpus; i++) { Object *o = OBJECT(&s->cpu[i]); object_property_set_int(o, QEMU_PSCI_CONDUIT_SMC, "psci-conduit", &error_abort); /* On uniprocessor, the CBAR is set to 0 */ if (smp_cpus > 1) { object_property_set_int(o, FSL_IMX6UL_A7MPCORE_ADDR, "reset-cbar", &error_abort); } if (i) { /* Secondary CPUs start in PSCI powered-down state */ object_property_set_bool(o, true, "start-powered-off", &error_abort); } object_property_set_bool(o, true, "realized", &error_abort); } /* * A7MPCORE */ object_property_set_int(OBJECT(&s->a7mpcore), smp_cpus, "num-cpu", &error_abort); object_property_set_int(OBJECT(&s->a7mpcore), FSL_IMX6UL_MAX_IRQ + GIC_INTERNAL, "num-irq", &error_abort); object_property_set_bool(OBJECT(&s->a7mpcore), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->a7mpcore), 0, FSL_IMX6UL_A7MPCORE_ADDR); for (i = 0; i < smp_cpus; i++) { SysBusDevice *sbd = SYS_BUS_DEVICE(&s->a7mpcore); DeviceState *d = DEVICE(qemu_get_cpu(i)); irq = qdev_get_gpio_in(d, ARM_CPU_IRQ); sysbus_connect_irq(sbd, i, irq); sysbus_connect_irq(sbd, i + smp_cpus, qdev_get_gpio_in(d, ARM_CPU_FIQ)); sysbus_connect_irq(sbd, i + 2 * smp_cpus, qdev_get_gpio_in(d, ARM_CPU_VIRQ)); sysbus_connect_irq(sbd, i + 3 * smp_cpus, qdev_get_gpio_in(d, ARM_CPU_VFIQ)); } /* * A7MPCORE DAP */ create_unimplemented_device("a7mpcore-dap", FSL_IMX6UL_A7MPCORE_DAP_ADDR, 0x100000); /* * GPT 1, 2 */ for (i = 0; i < FSL_IMX6UL_NUM_GPTS; i++) { static const hwaddr FSL_IMX6UL_GPTn_ADDR[FSL_IMX6UL_NUM_GPTS] = { FSL_IMX6UL_GPT1_ADDR, FSL_IMX6UL_GPT2_ADDR, }; static const int FSL_IMX6UL_GPTn_IRQ[FSL_IMX6UL_NUM_GPTS] = { FSL_IMX6UL_GPT1_IRQ, FSL_IMX6UL_GPT2_IRQ, }; s->gpt[i].ccm = IMX_CCM(&s->ccm); object_property_set_bool(OBJECT(&s->gpt[i]), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpt[i]), 0, FSL_IMX6UL_GPTn_ADDR[i]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpt[i]), 0, qdev_get_gpio_in(DEVICE(&s->a7mpcore), FSL_IMX6UL_GPTn_IRQ[i])); } /* * EPIT 1, 2 */ for (i = 0; i < FSL_IMX6UL_NUM_EPITS; i++) { static const hwaddr FSL_IMX6UL_EPITn_ADDR[FSL_IMX6UL_NUM_EPITS] = { FSL_IMX6UL_EPIT1_ADDR, FSL_IMX6UL_EPIT2_ADDR, }; static const int FSL_IMX6UL_EPITn_IRQ[FSL_IMX6UL_NUM_EPITS] = { FSL_IMX6UL_EPIT1_IRQ, FSL_IMX6UL_EPIT2_IRQ, }; s->epit[i].ccm = IMX_CCM(&s->ccm); object_property_set_bool(OBJECT(&s->epit[i]), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->epit[i]), 0, FSL_IMX6UL_EPITn_ADDR[i]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->epit[i]), 0, qdev_get_gpio_in(DEVICE(&s->a7mpcore), FSL_IMX6UL_EPITn_IRQ[i])); } /* * GPIO */ for (i = 0; i < FSL_IMX6UL_NUM_GPIOS; i++) { static const hwaddr FSL_IMX6UL_GPIOn_ADDR[FSL_IMX6UL_NUM_GPIOS] = { FSL_IMX6UL_GPIO1_ADDR, FSL_IMX6UL_GPIO2_ADDR, FSL_IMX6UL_GPIO3_ADDR, FSL_IMX6UL_GPIO4_ADDR, FSL_IMX6UL_GPIO5_ADDR, }; static const int FSL_IMX6UL_GPIOn_LOW_IRQ[FSL_IMX6UL_NUM_GPIOS] = { FSL_IMX6UL_GPIO1_LOW_IRQ, FSL_IMX6UL_GPIO2_LOW_IRQ, FSL_IMX6UL_GPIO3_LOW_IRQ, FSL_IMX6UL_GPIO4_LOW_IRQ, FSL_IMX6UL_GPIO5_LOW_IRQ, }; static const int FSL_IMX6UL_GPIOn_HIGH_IRQ[FSL_IMX6UL_NUM_GPIOS] = { FSL_IMX6UL_GPIO1_HIGH_IRQ, FSL_IMX6UL_GPIO2_HIGH_IRQ, FSL_IMX6UL_GPIO3_HIGH_IRQ, FSL_IMX6UL_GPIO4_HIGH_IRQ, FSL_IMX6UL_GPIO5_HIGH_IRQ, }; object_property_set_bool(OBJECT(&s->gpio[i]), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio[i]), 0, FSL_IMX6UL_GPIOn_ADDR[i]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio[i]), 0, qdev_get_gpio_in(DEVICE(&s->a7mpcore), FSL_IMX6UL_GPIOn_LOW_IRQ[i])); sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio[i]), 1, qdev_get_gpio_in(DEVICE(&s->a7mpcore), FSL_IMX6UL_GPIOn_HIGH_IRQ[i])); } /* * IOMUXC and IOMUXC_GPR */ for (i = 0; i < 1; i++) { static const hwaddr FSL_IMX6UL_IOMUXCn_ADDR[FSL_IMX6UL_NUM_IOMUXCS] = { FSL_IMX6UL_IOMUXC_ADDR, FSL_IMX6UL_IOMUXC_GPR_ADDR, }; snprintf(name, NAME_SIZE, "iomuxc%d", i); create_unimplemented_device(name, FSL_IMX6UL_IOMUXCn_ADDR[i], 0x4000); } /* * CCM */ object_property_set_bool(OBJECT(&s->ccm), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->ccm), 0, FSL_IMX6UL_CCM_ADDR); /* * SRC */ object_property_set_bool(OBJECT(&s->src), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->src), 0, FSL_IMX6UL_SRC_ADDR); /* * GPCv2 */ object_property_set_bool(OBJECT(&s->gpcv2), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpcv2), 0, FSL_IMX6UL_GPC_ADDR); /* Initialize all ECSPI */ for (i = 0; i < FSL_IMX6UL_NUM_ECSPIS; i++) { static const hwaddr FSL_IMX6UL_SPIn_ADDR[FSL_IMX6UL_NUM_ECSPIS] = { FSL_IMX6UL_ECSPI1_ADDR, FSL_IMX6UL_ECSPI2_ADDR, FSL_IMX6UL_ECSPI3_ADDR, FSL_IMX6UL_ECSPI4_ADDR, }; static const int FSL_IMX6UL_SPIn_IRQ[FSL_IMX6UL_NUM_ECSPIS] = { FSL_IMX6UL_ECSPI1_IRQ, FSL_IMX6UL_ECSPI2_IRQ, FSL_IMX6UL_ECSPI3_IRQ, FSL_IMX6UL_ECSPI4_IRQ, }; /* Initialize the SPI */ object_property_set_bool(OBJECT(&s->spi[i]), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 0, FSL_IMX6UL_SPIn_ADDR[i]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->spi[i]), 0, qdev_get_gpio_in(DEVICE(&s->a7mpcore), FSL_IMX6UL_SPIn_IRQ[i])); } /* * I2C */ for (i = 0; i < FSL_IMX6UL_NUM_I2CS; i++) { static const hwaddr FSL_IMX6UL_I2Cn_ADDR[FSL_IMX6UL_NUM_I2CS] = { FSL_IMX6UL_I2C1_ADDR, FSL_IMX6UL_I2C2_ADDR, FSL_IMX6UL_I2C3_ADDR, FSL_IMX6UL_I2C4_ADDR, }; static const int FSL_IMX6UL_I2Cn_IRQ[FSL_IMX6UL_NUM_I2CS] = { FSL_IMX6UL_I2C1_IRQ, FSL_IMX6UL_I2C2_IRQ, FSL_IMX6UL_I2C3_IRQ, FSL_IMX6UL_I2C4_IRQ, }; object_property_set_bool(OBJECT(&s->i2c[i]), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c[i]), 0, FSL_IMX6UL_I2Cn_ADDR[i]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c[i]), 0, qdev_get_gpio_in(DEVICE(&s->a7mpcore), FSL_IMX6UL_I2Cn_IRQ[i])); } /* * UART */ for (i = 0; i < FSL_IMX6UL_NUM_UARTS; i++) { static const hwaddr FSL_IMX6UL_UARTn_ADDR[FSL_IMX6UL_NUM_UARTS] = { FSL_IMX6UL_UART1_ADDR, FSL_IMX6UL_UART2_ADDR, FSL_IMX6UL_UART3_ADDR, FSL_IMX6UL_UART4_ADDR, FSL_IMX6UL_UART5_ADDR, FSL_IMX6UL_UART6_ADDR, FSL_IMX6UL_UART7_ADDR, FSL_IMX6UL_UART8_ADDR, }; static const int FSL_IMX6UL_UARTn_IRQ[FSL_IMX6UL_NUM_UARTS] = { FSL_IMX6UL_UART1_IRQ, FSL_IMX6UL_UART2_IRQ, FSL_IMX6UL_UART3_IRQ, FSL_IMX6UL_UART4_IRQ, FSL_IMX6UL_UART5_IRQ, FSL_IMX6UL_UART6_IRQ, FSL_IMX6UL_UART7_IRQ, FSL_IMX6UL_UART8_IRQ, }; qdev_prop_set_chr(DEVICE(&s->uart[i]), "chardev", serial_hd(i)); object_property_set_bool(OBJECT(&s->uart[i]), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->uart[i]), 0, FSL_IMX6UL_UARTn_ADDR[i]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0, qdev_get_gpio_in(DEVICE(&s->a7mpcore), FSL_IMX6UL_UARTn_IRQ[i])); } /* * Ethernet */ for (i = 0; i < FSL_IMX6UL_NUM_ETHS; i++) { static const hwaddr FSL_IMX6UL_ENETn_ADDR[FSL_IMX6UL_NUM_ETHS] = { FSL_IMX6UL_ENET1_ADDR, FSL_IMX6UL_ENET2_ADDR, }; static const int FSL_IMX6UL_ENETn_IRQ[FSL_IMX6UL_NUM_ETHS] = { FSL_IMX6UL_ENET1_IRQ, FSL_IMX6UL_ENET2_IRQ, }; static const int FSL_IMX6UL_ENETn_TIMER_IRQ[FSL_IMX6UL_NUM_ETHS] = { FSL_IMX6UL_ENET1_TIMER_IRQ, FSL_IMX6UL_ENET2_TIMER_IRQ, }; object_property_set_uint(OBJECT(&s->eth[i]), FSL_IMX6UL_ETH_NUM_TX_RINGS, "tx-ring-num", &error_abort); qdev_set_nic_properties(DEVICE(&s->eth[i]), &nd_table[i]); object_property_set_bool(OBJECT(&s->eth[i]), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->eth[i]), 0, FSL_IMX6UL_ENETn_ADDR[i]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->eth[i]), 0, qdev_get_gpio_in(DEVICE(&s->a7mpcore), FSL_IMX6UL_ENETn_IRQ[i])); sysbus_connect_irq(SYS_BUS_DEVICE(&s->eth[i]), 1, qdev_get_gpio_in(DEVICE(&s->a7mpcore), FSL_IMX6UL_ENETn_TIMER_IRQ[i])); } /* * USDHC */ for (i = 0; i < FSL_IMX6UL_NUM_USDHCS; i++) { static const hwaddr FSL_IMX6UL_USDHCn_ADDR[FSL_IMX6UL_NUM_USDHCS] = { FSL_IMX6UL_USDHC1_ADDR, FSL_IMX6UL_USDHC2_ADDR, }; static const int FSL_IMX6UL_USDHCn_IRQ[FSL_IMX6UL_NUM_USDHCS] = { FSL_IMX6UL_USDHC1_IRQ, FSL_IMX6UL_USDHC2_IRQ, }; object_property_set_bool(OBJECT(&s->usdhc[i]), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->usdhc[i]), 0, FSL_IMX6UL_USDHCn_ADDR[i]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->usdhc[i]), 0, qdev_get_gpio_in(DEVICE(&s->a7mpcore), FSL_IMX6UL_USDHCn_IRQ[i])); } /* * SNVS */ object_property_set_bool(OBJECT(&s->snvs), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->snvs), 0, FSL_IMX6UL_SNVS_HP_ADDR); /* * Watchdog */ for (i = 0; i < FSL_IMX6UL_NUM_WDTS; i++) { static const hwaddr FSL_IMX6UL_WDOGn_ADDR[FSL_IMX6UL_NUM_WDTS] = { FSL_IMX6UL_WDOG1_ADDR, FSL_IMX6UL_WDOG2_ADDR, FSL_IMX6UL_WDOG3_ADDR, }; object_property_set_bool(OBJECT(&s->wdt[i]), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt[i]), 0, FSL_IMX6UL_WDOGn_ADDR[i]); } /* * GPR */ object_property_set_bool(OBJECT(&s->gpr), true, "realized", &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpr), 0, FSL_IMX6UL_IOMUXC_GPR_ADDR); /* * SDMA */ create_unimplemented_device("sdma", FSL_IMX6UL_SDMA_ADDR, 0x4000); /* * APHB_DMA */ create_unimplemented_device("aphb_dma", FSL_IMX6UL_APBH_DMA_ADDR, FSL_IMX6UL_APBH_DMA_SIZE); /* * ADCs */ for (i = 0; i < FSL_IMX6UL_NUM_ADCS; i++) { static const hwaddr FSL_IMX6UL_ADCn_ADDR[FSL_IMX6UL_NUM_ADCS] = { FSL_IMX6UL_ADC1_ADDR, FSL_IMX6UL_ADC2_ADDR, }; snprintf(name, NAME_SIZE, "adc%d", i); create_unimplemented_device(name, FSL_IMX6UL_ADCn_ADDR[i], 0x4000); } /* * LCD */ create_unimplemented_device("lcdif", FSL_IMX6UL_LCDIF_ADDR, 0x4000); /* * ROM memory */ memory_region_init_rom(&s->rom, NULL, "imx6ul.rom", FSL_IMX6UL_ROM_SIZE, &error_abort); memory_region_add_subregion(get_system_memory(), FSL_IMX6UL_ROM_ADDR, &s->rom); /* * CAAM memory */ memory_region_init_rom(&s->caam, NULL, "imx6ul.caam", FSL_IMX6UL_CAAM_MEM_SIZE, &error_abort); memory_region_add_subregion(get_system_memory(), FSL_IMX6UL_CAAM_MEM_ADDR, &s->caam); /* * OCRAM memory */ memory_region_init_ram(&s->ocram, NULL, "imx6ul.ocram", FSL_IMX6UL_OCRAM_MEM_SIZE, &error_abort); memory_region_add_subregion(get_system_memory(), FSL_IMX6UL_OCRAM_MEM_ADDR, &s->ocram); /* * internal OCRAM (128 KB) is aliased over 512 KB */ memory_region_init_alias(&s->ocram_alias, NULL, "imx6ul.ocram_alias", &s->ocram, 0, FSL_IMX6UL_OCRAM_ALIAS_SIZE); memory_region_add_subregion(get_system_memory(), FSL_IMX6UL_OCRAM_ALIAS_ADDR, &s->ocram_alias); } static void fsl_imx6ul_class_init(ObjectClass *oc, void *data) { DeviceClass *dc = DEVICE_CLASS(oc); dc->realize = fsl_imx6ul_realize; dc->desc = "i.MX6UL SOC"; /* Reason: Uses serial_hds and nd_table in realize() directly */ dc->user_creatable = false; } static const TypeInfo fsl_imx6ul_type_info = { .name = TYPE_FSL_IMX6UL, .parent = TYPE_DEVICE, .instance_size = sizeof(FslIMX6ULState), .instance_init = fsl_imx6ul_init, .class_init = fsl_imx6ul_class_init, }; static void fsl_imx6ul_register_types(void) { type_register_static(&fsl_imx6ul_type_info); } type_init(fsl_imx6ul_register_types)