Update VERSION for v7.2.0-rc4
[qemu.git] / hw / usb / xlnx-usb-subsystem.c
1 /*
2 * QEMU model of the Xilinx usb subsystem
3 *
4 * Copyright (c) 2020 Xilinx Inc. Sai Pavan Boddu <sai.pava.boddu@xilinx.com>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25 #include "qemu/osdep.h"
26 #include "hw/sysbus.h"
27 #include "hw/register.h"
28 #include "qemu/bitops.h"
29 #include "qom/object.h"
30 #include "qapi/error.h"
31 #include "hw/qdev-properties.h"
32 #include "hw/usb/xlnx-usb-subsystem.h"
33
34 static void versal_usb2_realize(DeviceState *dev, Error **errp)
35 {
36 VersalUsb2 *s = VERSAL_USB2(dev);
37 SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
38 Error *err = NULL;
39
40 sysbus_realize(SYS_BUS_DEVICE(&s->dwc3), &err);
41 if (err) {
42 error_propagate(errp, err);
43 return;
44 }
45 sysbus_realize(SYS_BUS_DEVICE(&s->usb2Ctrl), &err);
46 if (err) {
47 error_propagate(errp, err);
48 return;
49 }
50 sysbus_init_mmio(sbd, &s->dwc3_mr);
51 sysbus_init_mmio(sbd, &s->usb2Ctrl_mr);
52 qdev_pass_gpios(DEVICE(&s->dwc3.sysbus_xhci), dev, SYSBUS_DEVICE_GPIO_IRQ);
53 }
54
55 static void versal_usb2_init(Object *obj)
56 {
57 VersalUsb2 *s = VERSAL_USB2(obj);
58
59 object_initialize_child(obj, "versal.dwc3", &s->dwc3,
60 TYPE_USB_DWC3);
61 object_initialize_child(obj, "versal.usb2-ctrl", &s->usb2Ctrl,
62 TYPE_XILINX_VERSAL_USB2_CTRL_REGS);
63 memory_region_init_alias(&s->dwc3_mr, obj, "versal.dwc3_alias",
64 &s->dwc3.iomem, 0, DWC3_SIZE);
65 memory_region_init_alias(&s->usb2Ctrl_mr, obj, "versal.usb2Ctrl_alias",
66 &s->usb2Ctrl.iomem, 0, USB2_REGS_R_MAX * 4);
67 qdev_alias_all_properties(DEVICE(&s->dwc3), obj);
68 qdev_alias_all_properties(DEVICE(&s->dwc3.sysbus_xhci), obj);
69 object_property_add_alias(obj, "dma", OBJECT(&s->dwc3.sysbus_xhci), "dma");
70 }
71
72 static void versal_usb2_class_init(ObjectClass *klass, void *data)
73 {
74 DeviceClass *dc = DEVICE_CLASS(klass);
75
76 dc->realize = versal_usb2_realize;
77 }
78
79 static const TypeInfo versal_usb2_info = {
80 .name = TYPE_XILINX_VERSAL_USB2,
81 .parent = TYPE_SYS_BUS_DEVICE,
82 .instance_size = sizeof(VersalUsb2),
83 .class_init = versal_usb2_class_init,
84 .instance_init = versal_usb2_init,
85 };
86
87 static void versal_usb_types(void)
88 {
89 type_register_static(&versal_usb2_info);
90 }
91
92 type_init(versal_usb_types)