|  | /* | 
|  | * Copyright (c) 2013 Jean-Christophe Dubois <jcd@tribudubois.net> | 
|  | * | 
|  | * i.MX25 SOC emulation. | 
|  | * | 
|  | * Based on hw/arm/xlnx-zynqmp.c | 
|  | * | 
|  | * Copyright (C) 2015 Xilinx Inc | 
|  | * Written by Peter Crosthwaite <peter.crosthwaite@xilinx.com> | 
|  | * | 
|  | *  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 <http://www.gnu.org/licenses/>. | 
|  | */ | 
|  |  | 
|  | #include "qemu/osdep.h" | 
|  | #include "qapi/error.h" | 
|  | #include "hw/arm/fsl-imx25.h" | 
|  | #include "sysemu/sysemu.h" | 
|  | #include "hw/qdev-properties.h" | 
|  | #include "chardev/char.h" | 
|  | #include "target/arm/cpu-qom.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; | 
|  |  | 
|  | 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, | 
|  | &error_abort); | 
|  | qemu_configure_nic_device(DEVICE(&s->fec), true, NULL); | 
|  |  | 
|  | 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 */ | 
|  | if (!memory_region_init_rom(&s->rom[0], OBJECT(dev), "imx25.rom0", | 
|  | FSL_IMX25_ROM0_SIZE, errp)) { | 
|  | return; | 
|  | } | 
|  | memory_region_add_subregion(get_system_memory(), FSL_IMX25_ROM0_ADDR, | 
|  | &s->rom[0]); | 
|  | if (!memory_region_init_rom(&s->rom[1], OBJECT(dev), "imx25.rom1", | 
|  | FSL_IMX25_ROM1_SIZE, errp)) { | 
|  | return; | 
|  | } | 
|  | memory_region_add_subregion(get_system_memory(), FSL_IMX25_ROM1_ADDR, | 
|  | &s->rom[1]); | 
|  |  | 
|  | /* initialize internal RAM (128 KB) */ | 
|  | if (!memory_region_init_ram(&s->iram, NULL, "imx25.iram", | 
|  | FSL_IMX25_IRAM_SIZE, errp)) { | 
|  | 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) |