/* * Copyright (c) 2013 Jean-Christophe Dubois * * i.MX25 SOC emulation. * * Based on hw/arm/xlnx-zynqmp.c * * Copyright (C) 2015 Xilinx Inc * Written by Peter Crosthwaite * * 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. * * You should have received a copy of the GNU General Public License along * with this program; if not, see . */ #include "qemu/osdep.h" #include "qapi/error.h" #include "cpu.h" #include "hw/arm/fsl-imx25.h" #include "sysemu/sysemu.h" #include "exec/address-spaces.h" #include "hw/qdev-properties.h" #include "chardev/char.h" #define IMX25_ESDHC_CAPABILITIES 0x07e20000 static void fsl_imx25_init(Object *obj) { FslIMX25State *s = FSL_IMX25(obj); int i; object_initialize_child(obj, "cpu", &s->cpu, ARM_CPU_TYPE_NAME("arm926")); object_initialize_child(obj, "avic", &s->avic, TYPE_IMX_AVIC); object_initialize_child(obj, "ccm", &s->ccm, TYPE_IMX25_CCM); for (i = 0; i < FSL_IMX25_NUM_UARTS; i++) { object_initialize_child(obj, "uart[*]", &s->uart[i], TYPE_IMX_SERIAL); } for (i = 0; i < FSL_IMX25_NUM_GPTS; i++) { object_initialize_child(obj, "gpt[*]", &s->gpt[i], TYPE_IMX25_GPT); } for (i = 0; i < FSL_IMX25_NUM_EPITS; i++) { object_initialize_child(obj, "epit[*]", &s->epit[i], TYPE_IMX_EPIT); } object_initialize_child(obj, "fec", &s->fec, TYPE_IMX_FEC); object_initialize_child(obj, "rngc", &s->rngc, TYPE_IMX_RNGC); for (i = 0; i < FSL_IMX25_NUM_I2CS; i++) { object_initialize_child(obj, "i2c[*]", &s->i2c[i], TYPE_IMX_I2C); } for (i = 0; i < FSL_IMX25_NUM_GPIOS; i++) { object_initialize_child(obj, "gpio[*]", &s->gpio[i], TYPE_IMX_GPIO); } for (i = 0; i < FSL_IMX25_NUM_ESDHCS; i++) { object_initialize_child(obj, "sdhc[*]", &s->esdhc[i], TYPE_IMX_USDHC); } for (i = 0; i < FSL_IMX25_NUM_USBS; i++) { object_initialize_child(obj, "usb[*]", &s->usb[i], TYPE_CHIPIDEA); } object_initialize_child(obj, "wdt", &s->wdt, TYPE_IMX2_WDT); } static void fsl_imx25_realize(DeviceState *dev, Error **errp) { FslIMX25State *s = FSL_IMX25(dev); uint8_t i; Error *err = NULL; if (!qdev_realize(DEVICE(&s->cpu), NULL, errp)) { return; } if (!sysbus_realize(SYS_BUS_DEVICE(&s->avic), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->avic), 0, FSL_IMX25_AVIC_ADDR); sysbus_connect_irq(SYS_BUS_DEVICE(&s->avic), 0, qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_IRQ)); sysbus_connect_irq(SYS_BUS_DEVICE(&s->avic), 1, qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ)); if (!sysbus_realize(SYS_BUS_DEVICE(&s->ccm), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->ccm), 0, FSL_IMX25_CCM_ADDR); /* Initialize all UARTs */ for (i = 0; i < FSL_IMX25_NUM_UARTS; i++) { static const struct { hwaddr addr; unsigned int irq; } serial_table[FSL_IMX25_NUM_UARTS] = { { FSL_IMX25_UART1_ADDR, FSL_IMX25_UART1_IRQ }, { FSL_IMX25_UART2_ADDR, FSL_IMX25_UART2_IRQ }, { FSL_IMX25_UART3_ADDR, FSL_IMX25_UART3_IRQ }, { FSL_IMX25_UART4_ADDR, FSL_IMX25_UART4_IRQ }, { FSL_IMX25_UART5_ADDR, FSL_IMX25_UART5_IRQ } }; qdev_prop_set_chr(DEVICE(&s->uart[i]), "chardev", serial_hd(i)); if (!sysbus_realize(SYS_BUS_DEVICE(&s->uart[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->uart[i]), 0, serial_table[i].addr); sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0, qdev_get_gpio_in(DEVICE(&s->avic), serial_table[i].irq)); } /* Initialize all GPT timers */ for (i = 0; i < FSL_IMX25_NUM_GPTS; i++) { static const struct { hwaddr addr; unsigned int irq; } gpt_table[FSL_IMX25_NUM_GPTS] = { { FSL_IMX25_GPT1_ADDR, FSL_IMX25_GPT1_IRQ }, { FSL_IMX25_GPT2_ADDR, FSL_IMX25_GPT2_IRQ }, { FSL_IMX25_GPT3_ADDR, FSL_IMX25_GPT3_IRQ }, { FSL_IMX25_GPT4_ADDR, FSL_IMX25_GPT4_IRQ } }; s->gpt[i].ccm = IMX_CCM(&s->ccm); if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpt[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpt[i]), 0, gpt_table[i].addr); sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpt[i]), 0, qdev_get_gpio_in(DEVICE(&s->avic), gpt_table[i].irq)); } /* Initialize all EPIT timers */ for (i = 0; i < FSL_IMX25_NUM_EPITS; i++) { static const struct { hwaddr addr; unsigned int irq; } epit_table[FSL_IMX25_NUM_EPITS] = { { FSL_IMX25_EPIT1_ADDR, FSL_IMX25_EPIT1_IRQ }, { FSL_IMX25_EPIT2_ADDR, FSL_IMX25_EPIT2_IRQ } }; s->epit[i].ccm = IMX_CCM(&s->ccm); if (!sysbus_realize(SYS_BUS_DEVICE(&s->epit[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->epit[i]), 0, epit_table[i].addr); sysbus_connect_irq(SYS_BUS_DEVICE(&s->epit[i]), 0, qdev_get_gpio_in(DEVICE(&s->avic), epit_table[i].irq)); } object_property_set_uint(OBJECT(&s->fec), "phy-num", s->phy_num, &err); qdev_set_nic_properties(DEVICE(&s->fec), &nd_table[0]); if (!sysbus_realize(SYS_BUS_DEVICE(&s->fec), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->fec), 0, FSL_IMX25_FEC_ADDR); sysbus_connect_irq(SYS_BUS_DEVICE(&s->fec), 0, qdev_get_gpio_in(DEVICE(&s->avic), FSL_IMX25_FEC_IRQ)); if (!sysbus_realize(SYS_BUS_DEVICE(&s->rngc), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->rngc), 0, FSL_IMX25_RNGC_ADDR); sysbus_connect_irq(SYS_BUS_DEVICE(&s->rngc), 0, qdev_get_gpio_in(DEVICE(&s->avic), FSL_IMX25_RNGC_IRQ)); /* Initialize all I2C */ for (i = 0; i < FSL_IMX25_NUM_I2CS; i++) { static const struct { hwaddr addr; unsigned int irq; } i2c_table[FSL_IMX25_NUM_I2CS] = { { FSL_IMX25_I2C1_ADDR, FSL_IMX25_I2C1_IRQ }, { FSL_IMX25_I2C2_ADDR, FSL_IMX25_I2C2_IRQ }, { FSL_IMX25_I2C3_ADDR, FSL_IMX25_I2C3_IRQ } }; if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c[i]), 0, i2c_table[i].addr); sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c[i]), 0, qdev_get_gpio_in(DEVICE(&s->avic), i2c_table[i].irq)); } /* Initialize all GPIOs */ for (i = 0; i < FSL_IMX25_NUM_GPIOS; i++) { static const struct { hwaddr addr; unsigned int irq; } gpio_table[FSL_IMX25_NUM_GPIOS] = { { FSL_IMX25_GPIO1_ADDR, FSL_IMX25_GPIO1_IRQ }, { FSL_IMX25_GPIO2_ADDR, FSL_IMX25_GPIO2_IRQ }, { FSL_IMX25_GPIO3_ADDR, FSL_IMX25_GPIO3_IRQ }, { FSL_IMX25_GPIO4_ADDR, FSL_IMX25_GPIO4_IRQ } }; if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio[i]), 0, gpio_table[i].addr); /* Connect GPIO IRQ to PIC */ sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio[i]), 0, qdev_get_gpio_in(DEVICE(&s->avic), gpio_table[i].irq)); } /* Initialize all SDHC */ for (i = 0; i < FSL_IMX25_NUM_ESDHCS; i++) { static const struct { hwaddr addr; unsigned int irq; } esdhc_table[FSL_IMX25_NUM_ESDHCS] = { { FSL_IMX25_ESDHC1_ADDR, FSL_IMX25_ESDHC1_IRQ }, { FSL_IMX25_ESDHC2_ADDR, FSL_IMX25_ESDHC2_IRQ }, }; object_property_set_uint(OBJECT(&s->esdhc[i]), "sd-spec-version", 2, &error_abort); object_property_set_uint(OBJECT(&s->esdhc[i]), "capareg", IMX25_ESDHC_CAPABILITIES, &error_abort); object_property_set_uint(OBJECT(&s->esdhc[i]), "vendor", SDHCI_VENDOR_IMX, &error_abort); if (!sysbus_realize(SYS_BUS_DEVICE(&s->esdhc[i]), errp)) { return; } sysbus_mmio_map(SYS_BUS_DEVICE(&s->esdhc[i]), 0, esdhc_table[i].addr); sysbus_connect_irq(SYS_BUS_DEVICE(&s->esdhc[i]), 0, qdev_get_gpio_in(DEVICE(&s->avic), esdhc_table[i].irq)); } /* USB */ for (i = 0; i < FSL_IMX25_NUM_USBS; i++) { static const struct { hwaddr addr; unsigned int irq; } usb_table[FSL_IMX25_NUM_USBS] = { { FSL_IMX25_USB1_ADDR, FSL_IMX25_USB1_IRQ }, { FSL_IMX25_USB2_ADDR, FSL_IMX25_USB2_IRQ }, }; sysbus_realize(SYS_BUS_DEVICE(&s->usb[i]), &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->usb[i]), 0, usb_table[i].addr); sysbus_connect_irq(SYS_BUS_DEVICE(&s->usb[i]), 0, qdev_get_gpio_in(DEVICE(&s->avic), usb_table[i].irq)); } /* Watchdog */ object_property_set_bool(OBJECT(&s->wdt), "pretimeout-support", true, &error_abort); sysbus_realize(SYS_BUS_DEVICE(&s->wdt), &error_abort); sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt), 0, FSL_IMX25_WDT_ADDR); sysbus_connect_irq(SYS_BUS_DEVICE(&s->wdt), 0, qdev_get_gpio_in(DEVICE(&s->avic), FSL_IMX25_WDT_IRQ)); /* initialize 2 x 16 KB ROM */ memory_region_init_rom(&s->rom[0], OBJECT(dev), "imx25.rom0", FSL_IMX25_ROM0_SIZE, &err); if (err) { error_propagate(errp, err); return; } memory_region_add_subregion(get_system_memory(), FSL_IMX25_ROM0_ADDR, &s->rom[0]); memory_region_init_rom(&s->rom[1], OBJECT(dev), "imx25.rom1", FSL_IMX25_ROM1_SIZE, &err); if (err) { error_propagate(errp, err); return; } memory_region_add_subregion(get_system_memory(), FSL_IMX25_ROM1_ADDR, &s->rom[1]); /* initialize internal RAM (128 KB) */ memory_region_init_ram(&s->iram, NULL, "imx25.iram", FSL_IMX25_IRAM_SIZE, &err); if (err) { error_propagate(errp, err); return; } memory_region_add_subregion(get_system_memory(), FSL_IMX25_IRAM_ADDR, &s->iram); /* internal RAM (128 KB) is aliased over 128 MB - 128 KB */ memory_region_init_alias(&s->iram_alias, OBJECT(dev), "imx25.iram_alias", &s->iram, 0, FSL_IMX25_IRAM_ALIAS_SIZE); memory_region_add_subregion(get_system_memory(), FSL_IMX25_IRAM_ALIAS_ADDR, &s->iram_alias); } static Property fsl_imx25_properties[] = { DEFINE_PROP_UINT32("fec-phy-num", FslIMX25State, phy_num, 0), DEFINE_PROP_END_OF_LIST(), }; static void fsl_imx25_class_init(ObjectClass *oc, void *data) { DeviceClass *dc = DEVICE_CLASS(oc); device_class_set_props(dc, fsl_imx25_properties); dc->realize = fsl_imx25_realize; dc->desc = "i.MX25 SOC"; /* * Reason: uses serial_hds in realize and the imx25 board does not * support multiple CPUs */ dc->user_creatable = false; } static const TypeInfo fsl_imx25_type_info = { .name = TYPE_FSL_IMX25, .parent = TYPE_DEVICE, .instance_size = sizeof(FslIMX25State), .instance_init = fsl_imx25_init, .class_init = fsl_imx25_class_init, }; static void fsl_imx25_register_types(void) { type_register_static(&fsl_imx25_type_info); } type_init(fsl_imx25_register_types)