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Commit | Line | Data |
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43e3346e | 1 | /* |
ff90606f | 2 | * ASPEED SoC family |
43e3346e AJ |
3 | * |
4 | * Andrew Jeffery <andrew@aj.id.au> | |
5 | * Jeremy Kerr <jk@ozlabs.org> | |
6 | * | |
7 | * Copyright 2016 IBM Corp. | |
8 | * | |
9 | * This code is licensed under the GPL version 2 or later. See | |
10 | * the COPYING file in the top-level directory. | |
11 | */ | |
12 | ||
13 | #include "qemu/osdep.h" | |
da34e65c | 14 | #include "qapi/error.h" |
4771d756 PB |
15 | #include "qemu-common.h" |
16 | #include "cpu.h" | |
43e3346e | 17 | #include "exec/address-spaces.h" |
00442402 | 18 | #include "hw/arm/aspeed_soc.h" |
43e3346e | 19 | #include "hw/char/serial.h" |
03dd024f | 20 | #include "qemu/log.h" |
16020011 | 21 | #include "hw/i2c/aspeed_i2c.h" |
43e3346e | 22 | |
ff90606f CLG |
23 | #define ASPEED_SOC_UART_5_BASE 0x00184000 |
24 | #define ASPEED_SOC_IOMEM_SIZE 0x00200000 | |
25 | #define ASPEED_SOC_IOMEM_BASE 0x1E600000 | |
26 | #define ASPEED_SOC_FMC_BASE 0x1E620000 | |
27 | #define ASPEED_SOC_SPI_BASE 0x1E630000 | |
6dc52326 | 28 | #define ASPEED_SOC_SPI2_BASE 0x1E631000 |
ff90606f CLG |
29 | #define ASPEED_SOC_VIC_BASE 0x1E6C0000 |
30 | #define ASPEED_SOC_SDMC_BASE 0x1E6E0000 | |
31 | #define ASPEED_SOC_SCU_BASE 0x1E6E2000 | |
74af4eec | 32 | #define ASPEED_SOC_SRAM_BASE 0x1E720000 |
ff90606f | 33 | #define ASPEED_SOC_TIMER_BASE 0x1E782000 |
013befe1 | 34 | #define ASPEED_SOC_WDT_BASE 0x1E785000 |
ff90606f CLG |
35 | #define ASPEED_SOC_I2C_BASE 0x1E78A000 |
36 | ||
43e3346e AJ |
37 | static const int uart_irqs[] = { 9, 32, 33, 34, 10 }; |
38 | static const int timer_irqs[] = { 16, 17, 18, 35, 36, 37, 38, 39, }; | |
39 | ||
b033271f | 40 | #define AST2400_SDRAM_BASE 0x40000000 |
365aff1e | 41 | #define AST2500_SDRAM_BASE 0x80000000 |
b033271f | 42 | |
dbcabeeb | 43 | static const hwaddr aspeed_soc_ast2400_spi_bases[] = { ASPEED_SOC_SPI_BASE }; |
6dc52326 | 44 | static const char *aspeed_soc_ast2400_typenames[] = { "aspeed.smc.spi" }; |
dbcabeeb | 45 | |
6dc52326 CLG |
46 | static const hwaddr aspeed_soc_ast2500_spi_bases[] = { ASPEED_SOC_SPI_BASE, |
47 | ASPEED_SOC_SPI2_BASE}; | |
48 | static const char *aspeed_soc_ast2500_typenames[] = { | |
49 | "aspeed.smc.ast2500-spi1", "aspeed.smc.ast2500-spi2" }; | |
dbcabeeb | 50 | |
b033271f | 51 | static const AspeedSoCInfo aspeed_socs[] = { |
74af4eec CLG |
52 | { |
53 | .name = "ast2400-a0", | |
54 | .cpu_model = "arm926", | |
55 | .silicon_rev = AST2400_A0_SILICON_REV, | |
56 | .sdram_base = AST2400_SDRAM_BASE, | |
57 | .sram_size = 0x8000, | |
58 | .spis_num = 1, | |
59 | .spi_bases = aspeed_soc_ast2400_spi_bases, | |
60 | .fmc_typename = "aspeed.smc.fmc", | |
61 | .spi_typename = aspeed_soc_ast2400_typenames, | |
6efbac90 CLG |
62 | }, { |
63 | .name = "ast2400-a1", | |
64 | .cpu_model = "arm926", | |
65 | .silicon_rev = AST2400_A1_SILICON_REV, | |
66 | .sdram_base = AST2400_SDRAM_BASE, | |
67 | .sram_size = 0x8000, | |
68 | .spis_num = 1, | |
69 | .spi_bases = aspeed_soc_ast2400_spi_bases, | |
70 | .fmc_typename = "aspeed.smc.fmc", | |
71 | .spi_typename = aspeed_soc_ast2400_typenames, | |
74af4eec CLG |
72 | }, { |
73 | .name = "ast2400", | |
74 | .cpu_model = "arm926", | |
75 | .silicon_rev = AST2400_A0_SILICON_REV, | |
76 | .sdram_base = AST2400_SDRAM_BASE, | |
77 | .sram_size = 0x8000, | |
78 | .spis_num = 1, | |
79 | .spi_bases = aspeed_soc_ast2400_spi_bases, | |
80 | .fmc_typename = "aspeed.smc.fmc", | |
81 | .spi_typename = aspeed_soc_ast2400_typenames, | |
82 | }, { | |
83 | .name = "ast2500-a1", | |
84 | .cpu_model = "arm1176", | |
85 | .silicon_rev = AST2500_A1_SILICON_REV, | |
86 | .sdram_base = AST2500_SDRAM_BASE, | |
87 | .sram_size = 0x9000, | |
88 | .spis_num = 2, | |
89 | .spi_bases = aspeed_soc_ast2500_spi_bases, | |
90 | .fmc_typename = "aspeed.smc.ast2500-fmc", | |
91 | .spi_typename = aspeed_soc_ast2500_typenames, | |
92 | }, | |
b033271f CLG |
93 | }; |
94 | ||
43e3346e AJ |
95 | /* |
96 | * IO handlers: simply catch any reads/writes to IO addresses that aren't | |
97 | * handled by a device mapping. | |
98 | */ | |
99 | ||
ff90606f | 100 | static uint64_t aspeed_soc_io_read(void *p, hwaddr offset, unsigned size) |
43e3346e AJ |
101 | { |
102 | qemu_log_mask(LOG_UNIMP, "%s: 0x%" HWADDR_PRIx " [%u]\n", | |
103 | __func__, offset, size); | |
104 | return 0; | |
105 | } | |
106 | ||
ff90606f | 107 | static void aspeed_soc_io_write(void *opaque, hwaddr offset, uint64_t value, |
43e3346e AJ |
108 | unsigned size) |
109 | { | |
110 | qemu_log_mask(LOG_UNIMP, "%s: 0x%" HWADDR_PRIx " <- 0x%" PRIx64 " [%u]\n", | |
111 | __func__, offset, value, size); | |
112 | } | |
113 | ||
ff90606f CLG |
114 | static const MemoryRegionOps aspeed_soc_io_ops = { |
115 | .read = aspeed_soc_io_read, | |
116 | .write = aspeed_soc_io_write, | |
43e3346e AJ |
117 | .endianness = DEVICE_LITTLE_ENDIAN, |
118 | }; | |
119 | ||
ff90606f | 120 | static void aspeed_soc_init(Object *obj) |
43e3346e | 121 | { |
ff90606f | 122 | AspeedSoCState *s = ASPEED_SOC(obj); |
b033271f | 123 | AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); |
2d105bd6 | 124 | char *cpu_typename; |
dbcabeeb | 125 | int i; |
43e3346e | 126 | |
2d105bd6 CLG |
127 | cpu_typename = g_strdup_printf("%s-" TYPE_ARM_CPU, sc->info->cpu_model); |
128 | object_initialize(&s->cpu, sizeof(s->cpu), cpu_typename); | |
129 | object_property_add_child(obj, "cpu", OBJECT(&s->cpu), NULL); | |
130 | g_free(cpu_typename); | |
43e3346e AJ |
131 | |
132 | object_initialize(&s->vic, sizeof(s->vic), TYPE_ASPEED_VIC); | |
133 | object_property_add_child(obj, "vic", OBJECT(&s->vic), NULL); | |
134 | qdev_set_parent_bus(DEVICE(&s->vic), sysbus_get_default()); | |
135 | ||
136 | object_initialize(&s->timerctrl, sizeof(s->timerctrl), TYPE_ASPEED_TIMER); | |
137 | object_property_add_child(obj, "timerctrl", OBJECT(&s->timerctrl), NULL); | |
138 | qdev_set_parent_bus(DEVICE(&s->timerctrl), sysbus_get_default()); | |
16020011 CLG |
139 | |
140 | object_initialize(&s->i2c, sizeof(s->i2c), TYPE_ASPEED_I2C); | |
141 | object_property_add_child(obj, "i2c", OBJECT(&s->i2c), NULL); | |
142 | qdev_set_parent_bus(DEVICE(&s->i2c), sysbus_get_default()); | |
334973bb AJ |
143 | |
144 | object_initialize(&s->scu, sizeof(s->scu), TYPE_ASPEED_SCU); | |
145 | object_property_add_child(obj, "scu", OBJECT(&s->scu), NULL); | |
146 | qdev_set_parent_bus(DEVICE(&s->scu), sysbus_get_default()); | |
147 | qdev_prop_set_uint32(DEVICE(&s->scu), "silicon-rev", | |
b033271f | 148 | sc->info->silicon_rev); |
334973bb AJ |
149 | object_property_add_alias(obj, "hw-strap1", OBJECT(&s->scu), |
150 | "hw-strap1", &error_abort); | |
151 | object_property_add_alias(obj, "hw-strap2", OBJECT(&s->scu), | |
152 | "hw-strap2", &error_abort); | |
7c1c69bc | 153 | |
6dc52326 | 154 | object_initialize(&s->fmc, sizeof(s->fmc), sc->info->fmc_typename); |
0e5803df CLG |
155 | object_property_add_child(obj, "fmc", OBJECT(&s->fmc), NULL); |
156 | qdev_set_parent_bus(DEVICE(&s->fmc), sysbus_get_default()); | |
26d5df95 CLG |
157 | object_property_add_alias(obj, "num-cs", OBJECT(&s->fmc), "num-cs", |
158 | &error_abort); | |
7c1c69bc | 159 | |
dbcabeeb | 160 | for (i = 0; i < sc->info->spis_num; i++) { |
6dc52326 CLG |
161 | object_initialize(&s->spi[i], sizeof(s->spi[i]), |
162 | sc->info->spi_typename[i]); | |
bd673bd8 | 163 | object_property_add_child(obj, "spi[*]", OBJECT(&s->spi[i]), NULL); |
dbcabeeb CLG |
164 | qdev_set_parent_bus(DEVICE(&s->spi[i]), sysbus_get_default()); |
165 | } | |
c2da8a8b CLG |
166 | |
167 | object_initialize(&s->sdmc, sizeof(s->sdmc), TYPE_ASPEED_SDMC); | |
168 | object_property_add_child(obj, "sdmc", OBJECT(&s->sdmc), NULL); | |
169 | qdev_set_parent_bus(DEVICE(&s->sdmc), sysbus_get_default()); | |
170 | qdev_prop_set_uint32(DEVICE(&s->sdmc), "silicon-rev", | |
b033271f | 171 | sc->info->silicon_rev); |
c6c7cfb0 CLG |
172 | object_property_add_alias(obj, "ram-size", OBJECT(&s->sdmc), |
173 | "ram-size", &error_abort); | |
013befe1 CLG |
174 | |
175 | object_initialize(&s->wdt, sizeof(s->wdt), TYPE_ASPEED_WDT); | |
176 | object_property_add_child(obj, "wdt", OBJECT(&s->wdt), NULL); | |
177 | qdev_set_parent_bus(DEVICE(&s->wdt), sysbus_get_default()); | |
43e3346e AJ |
178 | } |
179 | ||
ff90606f | 180 | static void aspeed_soc_realize(DeviceState *dev, Error **errp) |
43e3346e AJ |
181 | { |
182 | int i; | |
ff90606f | 183 | AspeedSoCState *s = ASPEED_SOC(dev); |
dbcabeeb | 184 | AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s); |
7c1c69bc | 185 | Error *err = NULL, *local_err = NULL; |
43e3346e AJ |
186 | |
187 | /* IO space */ | |
ff90606f CLG |
188 | memory_region_init_io(&s->iomem, NULL, &aspeed_soc_io_ops, NULL, |
189 | "aspeed_soc.io", ASPEED_SOC_IOMEM_SIZE); | |
190 | memory_region_add_subregion_overlap(get_system_memory(), | |
191 | ASPEED_SOC_IOMEM_BASE, &s->iomem, -1); | |
43e3346e | 192 | |
2d105bd6 CLG |
193 | /* CPU */ |
194 | object_property_set_bool(OBJECT(&s->cpu), true, "realized", &err); | |
195 | if (err) { | |
196 | error_propagate(errp, err); | |
197 | return; | |
198 | } | |
199 | ||
74af4eec CLG |
200 | /* SRAM */ |
201 | memory_region_init_ram(&s->sram, OBJECT(dev), "aspeed.sram", | |
202 | sc->info->sram_size, &err); | |
203 | if (err) { | |
204 | error_propagate(errp, err); | |
205 | return; | |
206 | } | |
207 | vmstate_register_ram_global(&s->sram); | |
208 | memory_region_add_subregion(get_system_memory(), ASPEED_SOC_SRAM_BASE, | |
209 | &s->sram); | |
210 | ||
43e3346e AJ |
211 | /* VIC */ |
212 | object_property_set_bool(OBJECT(&s->vic), true, "realized", &err); | |
213 | if (err) { | |
214 | error_propagate(errp, err); | |
215 | return; | |
216 | } | |
ff90606f | 217 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->vic), 0, ASPEED_SOC_VIC_BASE); |
43e3346e | 218 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 0, |
2d105bd6 | 219 | qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_IRQ)); |
43e3346e | 220 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->vic), 1, |
2d105bd6 | 221 | qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ)); |
43e3346e AJ |
222 | |
223 | /* Timer */ | |
224 | object_property_set_bool(OBJECT(&s->timerctrl), true, "realized", &err); | |
225 | if (err) { | |
226 | error_propagate(errp, err); | |
227 | return; | |
228 | } | |
ff90606f | 229 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->timerctrl), 0, ASPEED_SOC_TIMER_BASE); |
43e3346e AJ |
230 | for (i = 0; i < ARRAY_SIZE(timer_irqs); i++) { |
231 | qemu_irq irq = qdev_get_gpio_in(DEVICE(&s->vic), timer_irqs[i]); | |
232 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq); | |
233 | } | |
234 | ||
334973bb AJ |
235 | /* SCU */ |
236 | object_property_set_bool(OBJECT(&s->scu), true, "realized", &err); | |
237 | if (err) { | |
238 | error_propagate(errp, err); | |
239 | return; | |
240 | } | |
ff90606f | 241 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->scu), 0, ASPEED_SOC_SCU_BASE); |
334973bb | 242 | |
43e3346e AJ |
243 | /* UART - attach an 8250 to the IO space as our UART5 */ |
244 | if (serial_hds[0]) { | |
245 | qemu_irq uart5 = qdev_get_gpio_in(DEVICE(&s->vic), uart_irqs[4]); | |
ff90606f | 246 | serial_mm_init(&s->iomem, ASPEED_SOC_UART_5_BASE, 2, |
43e3346e AJ |
247 | uart5, 38400, serial_hds[0], DEVICE_LITTLE_ENDIAN); |
248 | } | |
16020011 CLG |
249 | |
250 | /* I2C */ | |
251 | object_property_set_bool(OBJECT(&s->i2c), true, "realized", &err); | |
252 | if (err) { | |
253 | error_propagate(errp, err); | |
254 | return; | |
255 | } | |
ff90606f | 256 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c), 0, ASPEED_SOC_I2C_BASE); |
16020011 CLG |
257 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c), 0, |
258 | qdev_get_gpio_in(DEVICE(&s->vic), 12)); | |
7c1c69bc | 259 | |
26d5df95 CLG |
260 | /* FMC, The number of CS is set at the board level */ |
261 | object_property_set_bool(OBJECT(&s->fmc), true, "realized", &err); | |
7c1c69bc CLG |
262 | if (err) { |
263 | error_propagate(errp, err); | |
264 | return; | |
265 | } | |
0e5803df | 266 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 0, ASPEED_SOC_FMC_BASE); |
dcb83444 CLG |
267 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 1, |
268 | s->fmc.ctrl->flash_window_base); | |
0e5803df | 269 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->fmc), 0, |
7c1c69bc CLG |
270 | qdev_get_gpio_in(DEVICE(&s->vic), 19)); |
271 | ||
272 | /* SPI */ | |
dbcabeeb CLG |
273 | for (i = 0; i < sc->info->spis_num; i++) { |
274 | object_property_set_int(OBJECT(&s->spi[i]), 1, "num-cs", &err); | |
275 | object_property_set_bool(OBJECT(&s->spi[i]), true, "realized", | |
276 | &local_err); | |
277 | error_propagate(&err, local_err); | |
278 | if (err) { | |
279 | error_propagate(errp, err); | |
280 | return; | |
281 | } | |
282 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 0, sc->info->spi_bases[i]); | |
283 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 1, | |
284 | s->spi[i].ctrl->flash_window_base); | |
7c1c69bc | 285 | } |
c2da8a8b CLG |
286 | |
287 | /* SDMC - SDRAM Memory Controller */ | |
288 | object_property_set_bool(OBJECT(&s->sdmc), true, "realized", &err); | |
289 | if (err) { | |
290 | error_propagate(errp, err); | |
291 | return; | |
292 | } | |
ff90606f | 293 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdmc), 0, ASPEED_SOC_SDMC_BASE); |
013befe1 CLG |
294 | |
295 | /* Watch dog */ | |
296 | object_property_set_bool(OBJECT(&s->wdt), true, "realized", &err); | |
297 | if (err) { | |
298 | error_propagate(errp, err); | |
299 | return; | |
300 | } | |
301 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt), 0, ASPEED_SOC_WDT_BASE); | |
43e3346e AJ |
302 | } |
303 | ||
ff90606f | 304 | static void aspeed_soc_class_init(ObjectClass *oc, void *data) |
43e3346e AJ |
305 | { |
306 | DeviceClass *dc = DEVICE_CLASS(oc); | |
b033271f | 307 | AspeedSoCClass *sc = ASPEED_SOC_CLASS(oc); |
43e3346e | 308 | |
b033271f | 309 | sc->info = (AspeedSoCInfo *) data; |
ff90606f | 310 | dc->realize = aspeed_soc_realize; |
43e3346e AJ |
311 | } |
312 | ||
ff90606f | 313 | static const TypeInfo aspeed_soc_type_info = { |
b033271f CLG |
314 | .name = TYPE_ASPEED_SOC, |
315 | .parent = TYPE_DEVICE, | |
316 | .instance_init = aspeed_soc_init, | |
317 | .instance_size = sizeof(AspeedSoCState), | |
318 | .class_size = sizeof(AspeedSoCClass), | |
319 | .abstract = true, | |
43e3346e AJ |
320 | }; |
321 | ||
ff90606f | 322 | static void aspeed_soc_register_types(void) |
43e3346e | 323 | { |
b033271f CLG |
324 | int i; |
325 | ||
ff90606f | 326 | type_register_static(&aspeed_soc_type_info); |
b033271f CLG |
327 | for (i = 0; i < ARRAY_SIZE(aspeed_socs); ++i) { |
328 | TypeInfo ti = { | |
329 | .name = aspeed_socs[i].name, | |
330 | .parent = TYPE_ASPEED_SOC, | |
331 | .class_init = aspeed_soc_class_init, | |
332 | .class_data = (void *) &aspeed_socs[i], | |
333 | }; | |
334 | type_register(&ti); | |
335 | } | |
43e3346e AJ |
336 | } |
337 | ||
ff90606f | 338 | type_init(aspeed_soc_register_types) |