Merge tag 'pull-ppc-20211129' of https://github.com/legoater/qemu into staging
[qemu.git] / hw / arm / allwinner-a10.c
1 /*
2 * Allwinner A10 SoC emulation
3 *
4 * Copyright (C) 2013 Li Guang
5 * Written by Li Guang <lig.fnst@cn.fujitsu.com>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but WITHOUT
13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 * for more details.
16 */
17
18 #include "qemu/osdep.h"
19 #include "qapi/error.h"
20 #include "qemu/module.h"
21 #include "hw/sysbus.h"
22 #include "hw/arm/allwinner-a10.h"
23 #include "hw/misc/unimp.h"
24 #include "sysemu/sysemu.h"
25 #include "hw/boards.h"
26 #include "hw/usb/hcd-ohci.h"
27
28 #define AW_A10_MMC0_BASE 0x01c0f000
29 #define AW_A10_PIC_REG_BASE 0x01c20400
30 #define AW_A10_PIT_REG_BASE 0x01c20c00
31 #define AW_A10_UART0_REG_BASE 0x01c28000
32 #define AW_A10_EMAC_BASE 0x01c0b000
33 #define AW_A10_EHCI_BASE 0x01c14000
34 #define AW_A10_OHCI_BASE 0x01c14400
35 #define AW_A10_SATA_BASE 0x01c18000
36 #define AW_A10_RTC_BASE 0x01c20d00
37
38 static void aw_a10_init(Object *obj)
39 {
40 AwA10State *s = AW_A10(obj);
41
42 object_initialize_child(obj, "cpu", &s->cpu,
43 ARM_CPU_TYPE_NAME("cortex-a8"));
44
45 object_initialize_child(obj, "intc", &s->intc, TYPE_AW_A10_PIC);
46
47 object_initialize_child(obj, "timer", &s->timer, TYPE_AW_A10_PIT);
48
49 object_initialize_child(obj, "emac", &s->emac, TYPE_AW_EMAC);
50
51 object_initialize_child(obj, "sata", &s->sata, TYPE_ALLWINNER_AHCI);
52
53 if (machine_usb(current_machine)) {
54 int i;
55
56 for (i = 0; i < AW_A10_NUM_USB; i++) {
57 object_initialize_child(obj, "ehci[*]", &s->ehci[i],
58 TYPE_PLATFORM_EHCI);
59 object_initialize_child(obj, "ohci[*]", &s->ohci[i],
60 TYPE_SYSBUS_OHCI);
61 }
62 }
63
64 object_initialize_child(obj, "mmc0", &s->mmc0, TYPE_AW_SDHOST_SUN4I);
65
66 object_initialize_child(obj, "rtc", &s->rtc, TYPE_AW_RTC_SUN4I);
67 }
68
69 static void aw_a10_realize(DeviceState *dev, Error **errp)
70 {
71 AwA10State *s = AW_A10(dev);
72 SysBusDevice *sysbusdev;
73
74 if (!qdev_realize(DEVICE(&s->cpu), NULL, errp)) {
75 return;
76 }
77
78 if (!sysbus_realize(SYS_BUS_DEVICE(&s->intc), errp)) {
79 return;
80 }
81 sysbusdev = SYS_BUS_DEVICE(&s->intc);
82 sysbus_mmio_map(sysbusdev, 0, AW_A10_PIC_REG_BASE);
83 sysbus_connect_irq(sysbusdev, 0,
84 qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_IRQ));
85 sysbus_connect_irq(sysbusdev, 1,
86 qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ));
87 qdev_pass_gpios(DEVICE(&s->intc), dev, NULL);
88
89 if (!sysbus_realize(SYS_BUS_DEVICE(&s->timer), errp)) {
90 return;
91 }
92 sysbusdev = SYS_BUS_DEVICE(&s->timer);
93 sysbus_mmio_map(sysbusdev, 0, AW_A10_PIT_REG_BASE);
94 sysbus_connect_irq(sysbusdev, 0, qdev_get_gpio_in(dev, 22));
95 sysbus_connect_irq(sysbusdev, 1, qdev_get_gpio_in(dev, 23));
96 sysbus_connect_irq(sysbusdev, 2, qdev_get_gpio_in(dev, 24));
97 sysbus_connect_irq(sysbusdev, 3, qdev_get_gpio_in(dev, 25));
98 sysbus_connect_irq(sysbusdev, 4, qdev_get_gpio_in(dev, 67));
99 sysbus_connect_irq(sysbusdev, 5, qdev_get_gpio_in(dev, 68));
100
101 memory_region_init_ram(&s->sram_a, OBJECT(dev), "sram A", 48 * KiB,
102 &error_fatal);
103 memory_region_add_subregion(get_system_memory(), 0x00000000, &s->sram_a);
104 create_unimplemented_device("a10-sram-ctrl", 0x01c00000, 4 * KiB);
105
106 /* FIXME use qdev NIC properties instead of nd_table[] */
107 if (nd_table[0].used) {
108 qemu_check_nic_model(&nd_table[0], TYPE_AW_EMAC);
109 qdev_set_nic_properties(DEVICE(&s->emac), &nd_table[0]);
110 }
111 if (!sysbus_realize(SYS_BUS_DEVICE(&s->emac), errp)) {
112 return;
113 }
114 sysbusdev = SYS_BUS_DEVICE(&s->emac);
115 sysbus_mmio_map(sysbusdev, 0, AW_A10_EMAC_BASE);
116 sysbus_connect_irq(sysbusdev, 0, qdev_get_gpio_in(dev, 55));
117
118 if (!sysbus_realize(SYS_BUS_DEVICE(&s->sata), errp)) {
119 return;
120 }
121 sysbus_mmio_map(SYS_BUS_DEVICE(&s->sata), 0, AW_A10_SATA_BASE);
122 sysbus_connect_irq(SYS_BUS_DEVICE(&s->sata), 0, qdev_get_gpio_in(dev, 56));
123
124 /* FIXME use a qdev chardev prop instead of serial_hd() */
125 serial_mm_init(get_system_memory(), AW_A10_UART0_REG_BASE, 2,
126 qdev_get_gpio_in(dev, 1),
127 115200, serial_hd(0), DEVICE_NATIVE_ENDIAN);
128
129 if (machine_usb(current_machine)) {
130 int i;
131
132 for (i = 0; i < AW_A10_NUM_USB; i++) {
133 char bus[16];
134
135 sprintf(bus, "usb-bus.%d", i);
136
137 object_property_set_bool(OBJECT(&s->ehci[i]), "companion-enable",
138 true, &error_fatal);
139 sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), &error_fatal);
140 sysbus_mmio_map(SYS_BUS_DEVICE(&s->ehci[i]), 0,
141 AW_A10_EHCI_BASE + i * 0x8000);
142 sysbus_connect_irq(SYS_BUS_DEVICE(&s->ehci[i]), 0,
143 qdev_get_gpio_in(dev, 39 + i));
144
145 object_property_set_str(OBJECT(&s->ohci[i]), "masterbus", bus,
146 &error_fatal);
147 sysbus_realize(SYS_BUS_DEVICE(&s->ohci[i]), &error_fatal);
148 sysbus_mmio_map(SYS_BUS_DEVICE(&s->ohci[i]), 0,
149 AW_A10_OHCI_BASE + i * 0x8000);
150 sysbus_connect_irq(SYS_BUS_DEVICE(&s->ohci[i]), 0,
151 qdev_get_gpio_in(dev, 64 + i));
152 }
153 }
154
155 /* SD/MMC */
156 object_property_set_link(OBJECT(&s->mmc0), "dma-memory",
157 OBJECT(get_system_memory()), &error_fatal);
158 sysbus_realize(SYS_BUS_DEVICE(&s->mmc0), &error_fatal);
159 sysbus_mmio_map(SYS_BUS_DEVICE(&s->mmc0), 0, AW_A10_MMC0_BASE);
160 sysbus_connect_irq(SYS_BUS_DEVICE(&s->mmc0), 0, qdev_get_gpio_in(dev, 32));
161 object_property_add_alias(OBJECT(s), "sd-bus", OBJECT(&s->mmc0),
162 "sd-bus");
163
164 /* RTC */
165 sysbus_realize(SYS_BUS_DEVICE(&s->rtc), &error_fatal);
166 sysbus_mmio_map_overlap(SYS_BUS_DEVICE(&s->rtc), 0, AW_A10_RTC_BASE, 10);
167 }
168
169 static void aw_a10_class_init(ObjectClass *oc, void *data)
170 {
171 DeviceClass *dc = DEVICE_CLASS(oc);
172
173 dc->realize = aw_a10_realize;
174 /* Reason: Uses serial_hds and nd_table in realize function */
175 dc->user_creatable = false;
176 }
177
178 static const TypeInfo aw_a10_type_info = {
179 .name = TYPE_AW_A10,
180 .parent = TYPE_DEVICE,
181 .instance_size = sizeof(AwA10State),
182 .instance_init = aw_a10_init,
183 .class_init = aw_a10_class_init,
184 };
185
186 static void aw_a10_register_types(void)
187 {
188 type_register_static(&aw_a10_type_info);
189 }
190
191 type_init(aw_a10_register_types)