xref: /openbmc/qemu/hw/arm/aspeed_ast27x0.c (revision 361b056fe9dd830b421fe8959682dc5a3c35a32c)
1 /*
2  * ASPEED SoC 27x0 family
3  *
4  * Copyright (C) 2024 ASPEED Technology Inc.
5  *
6  * This code is licensed under the GPL version 2 or later.  See
7  * the COPYING file in the top-level directory.
8  *
9  * Implementation extracted from the AST2600 and adapted for AST27x0.
10  */
11 
12 #include "qemu/osdep.h"
13 #include "qapi/error.h"
14 #include "hw/misc/unimp.h"
15 #include "hw/arm/aspeed_soc.h"
16 #include "hw/arm/bsa.h"
17 #include "qemu/module.h"
18 #include "qemu/error-report.h"
19 #include "hw/i2c/aspeed_i2c.h"
20 #include "net/net.h"
21 #include "system/system.h"
22 #include "hw/intc/arm_gicv3.h"
23 #include "qobject/qlist.h"
24 #include "qemu/log.h"
25 #include "hw/qdev-clock.h"
26 #include "hw/boards.h"
27 
28 #define AST2700_SOC_IO_SIZE          0x00FE0000
29 #define AST2700_SOC_IOMEM_SIZE       0x01000000
30 #define AST2700_SOC_DPMCU_SIZE       0x00040000
31 #define AST2700_SOC_LTPI_SIZE        0x01000000
32 
33 static const hwaddr aspeed_soc_ast2700_memmap[] = {
34     [ASPEED_DEV_VBOOTROM]  =  0x00000000,
35     [ASPEED_DEV_IOMEM]     =  0x00020000,
36     [ASPEED_DEV_SRAM]      =  0x10000000,
37     [ASPEED_DEV_DPMCU]     =  0x11000000,
38     [ASPEED_DEV_IOMEM0]    =  0x12000000,
39     [ASPEED_DEV_EHCI1]     =  0x12061000,
40     [ASPEED_DEV_EHCI2]     =  0x12063000,
41     [ASPEED_DEV_HACE]      =  0x12070000,
42     [ASPEED_DEV_EMMC]      =  0x12090000,
43     [ASPEED_DEV_INTC]      =  0x12100000,
44     [ASPEED_GIC_DIST]      =  0x12200000,
45     [ASPEED_GIC_REDIST]    =  0x12280000,
46     [ASPEED_DEV_SDMC]      =  0x12C00000,
47     [ASPEED_DEV_SCU]       =  0x12C02000,
48     [ASPEED_DEV_RTC]       =  0x12C0F000,
49     [ASPEED_DEV_TIMER1]    =  0x12C10000,
50     [ASPEED_DEV_SLI]       =  0x12C17000,
51     [ASPEED_DEV_UART4]     =  0x12C1A000,
52     [ASPEED_DEV_IOMEM1]    =  0x14000000,
53     [ASPEED_DEV_FMC]       =  0x14000000,
54     [ASPEED_DEV_SPI0]      =  0x14010000,
55     [ASPEED_DEV_SPI1]      =  0x14020000,
56     [ASPEED_DEV_SPI2]      =  0x14030000,
57     [ASPEED_DEV_MII1]      =  0x14040000,
58     [ASPEED_DEV_MII2]      =  0x14040008,
59     [ASPEED_DEV_MII3]      =  0x14040010,
60     [ASPEED_DEV_ETH1]      =  0x14050000,
61     [ASPEED_DEV_ETH2]      =  0x14060000,
62     [ASPEED_DEV_ETH3]      =  0x14070000,
63     [ASPEED_DEV_SDHCI]     =  0x14080000,
64     [ASPEED_DEV_EHCI3]     =  0x14121000,
65     [ASPEED_DEV_EHCI4]     =  0x14123000,
66     [ASPEED_DEV_ADC]       =  0x14C00000,
67     [ASPEED_DEV_SCUIO]     =  0x14C02000,
68     [ASPEED_DEV_GPIO]      =  0x14C0B000,
69     [ASPEED_DEV_I2C]       =  0x14C0F000,
70     [ASPEED_DEV_INTCIO]    =  0x14C18000,
71     [ASPEED_DEV_SLIIO]     =  0x14C1E000,
72     [ASPEED_DEV_VUART]     =  0x14C30000,
73     [ASPEED_DEV_UART0]     =  0x14C33000,
74     [ASPEED_DEV_UART1]     =  0x14C33100,
75     [ASPEED_DEV_UART2]     =  0x14C33200,
76     [ASPEED_DEV_UART3]     =  0x14C33300,
77     [ASPEED_DEV_UART5]     =  0x14C33400,
78     [ASPEED_DEV_UART6]     =  0x14C33500,
79     [ASPEED_DEV_UART7]     =  0x14C33600,
80     [ASPEED_DEV_UART8]     =  0x14C33700,
81     [ASPEED_DEV_UART9]     =  0x14C33800,
82     [ASPEED_DEV_UART10]    =  0x14C33900,
83     [ASPEED_DEV_UART11]    =  0x14C33A00,
84     [ASPEED_DEV_UART12]    =  0x14C33B00,
85     [ASPEED_DEV_WDT]       =  0x14C37000,
86     [ASPEED_DEV_SPI_BOOT]  =  0x100000000,
87     [ASPEED_DEV_LTPI]      =  0x300000000,
88     [ASPEED_DEV_SDRAM]     =  0x400000000,
89 };
90 
91 #define AST2700_MAX_IRQ 256
92 
93 /* Shared Peripheral Interrupt values below are offset by -32 from datasheet */
94 static const int aspeed_soc_ast2700a0_irqmap[] = {
95     [ASPEED_DEV_SDMC]      = 0,
96     [ASPEED_DEV_HACE]      = 4,
97     [ASPEED_DEV_XDMA]      = 5,
98     [ASPEED_DEV_UART4]     = 8,
99     [ASPEED_DEV_SCU]       = 12,
100     [ASPEED_DEV_RTC]       = 13,
101     [ASPEED_DEV_EMMC]      = 15,
102     [ASPEED_DEV_TIMER1]    = 16,
103     [ASPEED_DEV_TIMER2]    = 17,
104     [ASPEED_DEV_TIMER3]    = 18,
105     [ASPEED_DEV_TIMER4]    = 19,
106     [ASPEED_DEV_TIMER5]    = 20,
107     [ASPEED_DEV_TIMER6]    = 21,
108     [ASPEED_DEV_TIMER7]    = 22,
109     [ASPEED_DEV_TIMER8]    = 23,
110     [ASPEED_DEV_DP]        = 28,
111     [ASPEED_DEV_EHCI1]     = 33,
112     [ASPEED_DEV_EHCI2]     = 37,
113     [ASPEED_DEV_LPC]       = 128,
114     [ASPEED_DEV_IBT]       = 128,
115     [ASPEED_DEV_KCS]       = 128,
116     [ASPEED_DEV_ADC]       = 130,
117     [ASPEED_DEV_GPIO]      = 130,
118     [ASPEED_DEV_I2C]       = 130,
119     [ASPEED_DEV_FMC]       = 131,
120     [ASPEED_DEV_WDT]       = 131,
121     [ASPEED_DEV_PWM]       = 131,
122     [ASPEED_DEV_I3C]       = 131,
123     [ASPEED_DEV_UART0]     = 132,
124     [ASPEED_DEV_UART1]     = 132,
125     [ASPEED_DEV_UART2]     = 132,
126     [ASPEED_DEV_UART3]     = 132,
127     [ASPEED_DEV_UART5]     = 132,
128     [ASPEED_DEV_UART6]     = 132,
129     [ASPEED_DEV_UART7]     = 132,
130     [ASPEED_DEV_UART8]     = 132,
131     [ASPEED_DEV_UART9]     = 132,
132     [ASPEED_DEV_UART10]    = 132,
133     [ASPEED_DEV_UART11]    = 132,
134     [ASPEED_DEV_UART12]    = 132,
135     [ASPEED_DEV_ETH1]      = 132,
136     [ASPEED_DEV_ETH2]      = 132,
137     [ASPEED_DEV_ETH3]      = 132,
138     [ASPEED_DEV_PECI]      = 133,
139     [ASPEED_DEV_SDHCI]     = 133,
140 };
141 
142 static const int aspeed_soc_ast2700a1_irqmap[] = {
143     [ASPEED_DEV_SDMC]      = 0,
144     [ASPEED_DEV_HACE]      = 4,
145     [ASPEED_DEV_XDMA]      = 5,
146     [ASPEED_DEV_UART4]     = 8,
147     [ASPEED_DEV_SCU]       = 12,
148     [ASPEED_DEV_RTC]       = 13,
149     [ASPEED_DEV_EMMC]      = 15,
150     [ASPEED_DEV_TIMER1]    = 16,
151     [ASPEED_DEV_TIMER2]    = 17,
152     [ASPEED_DEV_TIMER3]    = 18,
153     [ASPEED_DEV_TIMER4]    = 19,
154     [ASPEED_DEV_TIMER5]    = 20,
155     [ASPEED_DEV_TIMER6]    = 21,
156     [ASPEED_DEV_TIMER7]    = 22,
157     [ASPEED_DEV_TIMER8]    = 23,
158     [ASPEED_DEV_DP]        = 28,
159     [ASPEED_DEV_EHCI1]     = 33,
160     [ASPEED_DEV_EHCI2]     = 37,
161     [ASPEED_DEV_LPC]       = 192,
162     [ASPEED_DEV_IBT]       = 192,
163     [ASPEED_DEV_KCS]       = 192,
164     [ASPEED_DEV_I2C]       = 194,
165     [ASPEED_DEV_ADC]       = 194,
166     [ASPEED_DEV_GPIO]      = 194,
167     [ASPEED_DEV_FMC]       = 195,
168     [ASPEED_DEV_WDT]       = 195,
169     [ASPEED_DEV_PWM]       = 195,
170     [ASPEED_DEV_I3C]       = 195,
171     [ASPEED_DEV_UART0]     = 196,
172     [ASPEED_DEV_UART1]     = 196,
173     [ASPEED_DEV_UART2]     = 196,
174     [ASPEED_DEV_UART3]     = 196,
175     [ASPEED_DEV_UART5]     = 196,
176     [ASPEED_DEV_UART6]     = 196,
177     [ASPEED_DEV_UART7]     = 196,
178     [ASPEED_DEV_UART8]     = 196,
179     [ASPEED_DEV_UART9]     = 196,
180     [ASPEED_DEV_UART10]    = 196,
181     [ASPEED_DEV_UART11]    = 196,
182     [ASPEED_DEV_UART12]    = 196,
183     [ASPEED_DEV_ETH1]      = 196,
184     [ASPEED_DEV_ETH2]      = 196,
185     [ASPEED_DEV_ETH3]      = 196,
186     [ASPEED_DEV_PECI]      = 197,
187     [ASPEED_DEV_SDHCI]     = 197,
188 };
189 
190 /* GICINT 128 */
191 /* GICINT 192 */
192 static const int ast2700_gic128_gic192_intcmap[] = {
193     [ASPEED_DEV_LPC]       = 0,
194     [ASPEED_DEV_IBT]       = 2,
195     [ASPEED_DEV_KCS]       = 4,
196 };
197 
198 /* GICINT 129 */
199 /* GICINT 193 */
200 
201 /* GICINT 130 */
202 /* GICINT 194 */
203 static const int ast2700_gic130_gic194_intcmap[] = {
204     [ASPEED_DEV_I2C]        = 0,
205     [ASPEED_DEV_ADC]        = 16,
206     [ASPEED_DEV_GPIO]       = 18,
207 };
208 
209 /* GICINT 131 */
210 /* GICINT 195 */
211 static const int ast2700_gic131_gic195_intcmap[] = {
212     [ASPEED_DEV_I3C]       = 0,
213     [ASPEED_DEV_WDT]       = 16,
214     [ASPEED_DEV_FMC]       = 25,
215     [ASPEED_DEV_PWM]       = 29,
216 };
217 
218 /* GICINT 132 */
219 /* GICINT 196 */
220 static const int ast2700_gic132_gic196_intcmap[] = {
221     [ASPEED_DEV_ETH1]      = 0,
222     [ASPEED_DEV_ETH2]      = 1,
223     [ASPEED_DEV_ETH3]      = 2,
224     [ASPEED_DEV_UART0]     = 7,
225     [ASPEED_DEV_UART1]     = 8,
226     [ASPEED_DEV_UART2]     = 9,
227     [ASPEED_DEV_UART3]     = 10,
228     [ASPEED_DEV_UART5]     = 11,
229     [ASPEED_DEV_UART6]     = 12,
230     [ASPEED_DEV_UART7]     = 13,
231     [ASPEED_DEV_UART8]     = 14,
232     [ASPEED_DEV_UART9]     = 15,
233     [ASPEED_DEV_UART10]    = 16,
234     [ASPEED_DEV_UART11]    = 17,
235     [ASPEED_DEV_UART12]    = 18,
236     [ASPEED_DEV_EHCI3]     = 28,
237     [ASPEED_DEV_EHCI4]     = 29,
238 };
239 
240 /* GICINT 133 */
241 /* GICINT 197 */
242 static const int ast2700_gic133_gic197_intcmap[] = {
243     [ASPEED_DEV_SDHCI]     = 1,
244     [ASPEED_DEV_PECI]      = 4,
245 };
246 
247 /* GICINT 128 ~ 136 */
248 /* GICINT 192 ~ 201 */
249 struct gic_intc_irq_info {
250     int irq;
251     int intc_idx;
252     int orgate_idx;
253     const int *ptr;
254 };
255 
256 static const struct gic_intc_irq_info ast2700_gic_intcmap[] = {
257     {192, 1, 0, ast2700_gic128_gic192_intcmap},
258     {193, 1, 1, NULL},
259     {194, 1, 2, ast2700_gic130_gic194_intcmap},
260     {195, 1, 3, ast2700_gic131_gic195_intcmap},
261     {196, 1, 4, ast2700_gic132_gic196_intcmap},
262     {197, 1, 5, ast2700_gic133_gic197_intcmap},
263     {198, 1, 6, NULL},
264     {199, 1, 7, NULL},
265     {200, 1, 8, NULL},
266     {201, 1, 9, NULL},
267     {128, 0, 1, ast2700_gic128_gic192_intcmap},
268     {129, 0, 2, NULL},
269     {130, 0, 3, ast2700_gic130_gic194_intcmap},
270     {131, 0, 4, ast2700_gic131_gic195_intcmap},
271     {132, 0, 5, ast2700_gic132_gic196_intcmap},
272     {133, 0, 6, ast2700_gic133_gic197_intcmap},
273     {134, 0, 7, NULL},
274     {135, 0, 8, NULL},
275     {136, 0, 9, NULL},
276 };
277 
278 static qemu_irq aspeed_soc_ast2700_get_irq(AspeedSoCState *s, int dev)
279 {
280     Aspeed27x0SoCState *a = ASPEED27X0_SOC(s);
281     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
282     int or_idx;
283     int idx;
284     int i;
285 
286     for (i = 0; i < ARRAY_SIZE(ast2700_gic_intcmap); i++) {
287         if (sc->irqmap[dev] == ast2700_gic_intcmap[i].irq) {
288             assert(ast2700_gic_intcmap[i].ptr);
289             or_idx = ast2700_gic_intcmap[i].orgate_idx;
290             idx = ast2700_gic_intcmap[i].intc_idx;
291             return qdev_get_gpio_in(DEVICE(&a->intc[idx].orgates[or_idx]),
292                                     ast2700_gic_intcmap[i].ptr[dev]);
293         }
294     }
295 
296     return qdev_get_gpio_in(DEVICE(&a->gic), sc->irqmap[dev]);
297 }
298 
299 static qemu_irq aspeed_soc_ast2700_get_irq_index(AspeedSoCState *s, int dev,
300                                                  int index)
301 {
302     Aspeed27x0SoCState *a = ASPEED27X0_SOC(s);
303     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
304     int or_idx;
305     int idx;
306     int i;
307 
308     for (i = 0; i < ARRAY_SIZE(ast2700_gic_intcmap); i++) {
309         if (sc->irqmap[dev] == ast2700_gic_intcmap[i].irq) {
310             assert(ast2700_gic_intcmap[i].ptr);
311             or_idx = ast2700_gic_intcmap[i].orgate_idx;
312             idx = ast2700_gic_intcmap[i].intc_idx;
313             return qdev_get_gpio_in(DEVICE(&a->intc[idx].orgates[or_idx]),
314                                     ast2700_gic_intcmap[i].ptr[dev] + index);
315         }
316     }
317 
318     /*
319      * Invalid OR gate index, device IRQ should be between 128 to 136
320      * and 192 to 201.
321      */
322     g_assert_not_reached();
323 }
324 
325 static uint64_t aspeed_ram_capacity_read(void *opaque, hwaddr addr,
326                                                     unsigned int size)
327 {
328     qemu_log_mask(LOG_GUEST_ERROR,
329                   "%s: DRAM read out of ram size, addr:0x%" PRIx64 "\n",
330                    __func__, addr);
331     return 0;
332 }
333 
334 static void aspeed_ram_capacity_write(void *opaque, hwaddr addr, uint64_t data,
335                                                 unsigned int size)
336 {
337     AspeedSoCState *s = ASPEED_SOC(opaque);
338     ram_addr_t ram_size;
339     MemTxResult result;
340 
341     ram_size = object_property_get_uint(OBJECT(&s->sdmc), "ram-size",
342                                         &error_abort);
343 
344     assert(ram_size > 0);
345 
346     /*
347      * Emulate ddr capacity hardware behavior.
348      * If writes the data to the address which is beyond the ram size,
349      * it would write the data to the "address % ram_size".
350      */
351     address_space_stl_le(&s->dram_as, addr % ram_size, data,
352                          MEMTXATTRS_UNSPECIFIED, &result);
353 
354     if (result != MEMTX_OK) {
355         qemu_log_mask(LOG_GUEST_ERROR,
356                       "%s: DRAM write failed, addr:0x%" HWADDR_PRIx
357                       ", data :0x%" PRIx64  "\n",
358                       __func__, addr % ram_size, data);
359     }
360 }
361 
362 static const MemoryRegionOps aspeed_ram_capacity_ops = {
363     .read = aspeed_ram_capacity_read,
364     .write = aspeed_ram_capacity_write,
365     .endianness = DEVICE_LITTLE_ENDIAN,
366     .impl.min_access_size = 4,
367     .valid = {
368         .min_access_size = 4,
369         .max_access_size = 4,
370     },
371 };
372 
373 /*
374  * SDMC should be realized first to get correct RAM size and max size
375  * values
376  */
377 static bool aspeed_soc_ast2700_dram_init(DeviceState *dev, Error **errp)
378 {
379     ram_addr_t ram_size, max_ram_size;
380     Aspeed27x0SoCState *a = ASPEED27X0_SOC(dev);
381     AspeedSoCState *s = ASPEED_SOC(dev);
382     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
383 
384     ram_size = object_property_get_uint(OBJECT(&s->sdmc), "ram-size",
385                                         &error_abort);
386     max_ram_size = object_property_get_uint(OBJECT(&s->sdmc), "max-ram-size",
387                                             &error_abort);
388 
389     memory_region_init(&s->dram_container, OBJECT(s), "ram-container",
390                        ram_size);
391     memory_region_add_subregion(&s->dram_container, 0, s->dram_mr);
392     address_space_init(&s->dram_as, s->dram_mr, "dram");
393 
394     /*
395      * Add a memory region beyond the RAM region to emulate
396      * ddr capacity hardware behavior.
397      */
398     if (ram_size < max_ram_size) {
399         memory_region_init_io(&a->dram_empty, OBJECT(s),
400                               &aspeed_ram_capacity_ops, s,
401                               "ram-empty", max_ram_size - ram_size);
402 
403         memory_region_add_subregion(s->memory,
404                                     sc->memmap[ASPEED_DEV_SDRAM] + ram_size,
405                                     &a->dram_empty);
406     }
407 
408     memory_region_add_subregion(s->memory,
409                       sc->memmap[ASPEED_DEV_SDRAM], &s->dram_container);
410     return true;
411 }
412 
413 static void aspeed_soc_ast2700_init(Object *obj)
414 {
415     MachineState *ms = MACHINE(qdev_get_machine());
416     MachineClass *mc = MACHINE_GET_CLASS(ms);
417     Aspeed27x0SoCState *a = ASPEED27X0_SOC(obj);
418     AspeedSoCState *s = ASPEED_SOC(obj);
419     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
420     int i;
421     char socname[8];
422     char typename[64];
423 
424     if (sscanf(object_get_typename(obj), "%7s", socname) != 1) {
425         g_assert_not_reached();
426     }
427 
428     for (i = 0; i < sc->num_cpus; i++) {
429         object_initialize_child(obj, "cpu[*]", &a->cpu[i],
430                                 aspeed_soc_cpu_type(sc));
431     }
432 
433     /* Coprocessors */
434     if (mc->default_cpus > sc->num_cpus) {
435         object_initialize_child(obj, "ssp", &a->ssp, TYPE_ASPEED27X0SSP_SOC);
436         object_initialize_child(obj, "tsp", &a->tsp, TYPE_ASPEED27X0TSP_SOC);
437     }
438 
439     object_initialize_child(obj, "gic", &a->gic, gicv3_class_name());
440 
441     object_initialize_child(obj, "scu", &s->scu, TYPE_ASPEED_2700_SCU);
442     qdev_prop_set_uint32(DEVICE(&s->scu), "silicon-rev",
443                          sc->silicon_rev);
444     object_property_add_alias(obj, "hw-strap1", OBJECT(&s->scu),
445                               "hw-strap1");
446     object_property_add_alias(obj, "hw-prot-key", OBJECT(&s->scu),
447                               "hw-prot-key");
448 
449     object_initialize_child(obj, "scuio", &s->scuio, TYPE_ASPEED_2700_SCUIO);
450     qdev_prop_set_uint32(DEVICE(&s->scuio), "silicon-rev",
451                          sc->silicon_rev);
452     /*
453      * There is one hw-strap1 register in the SCU (CPU DIE) and another
454      * hw-strap1 register in the SCUIO (IO DIE). To reuse the current design
455      * of hw-strap, hw-strap1 is assigned to the SCU and sets the value in the
456      * SCU hw-strap1 register, while hw-strap2 is assigned to the SCUIO and
457      * sets the value in the SCUIO hw-strap1 register.
458      */
459     object_property_add_alias(obj, "hw-strap2", OBJECT(&s->scuio),
460                                   "hw-strap1");
461 
462     snprintf(typename, sizeof(typename), "aspeed.fmc-%s", socname);
463     object_initialize_child(obj, "fmc", &s->fmc, typename);
464 
465     for (i = 0; i < sc->spis_num; i++) {
466         snprintf(typename, sizeof(typename), "aspeed.spi%d-%s", i, socname);
467         object_initialize_child(obj, "spi[*]", &s->spi[i], typename);
468     }
469 
470     for (i = 0; i < sc->ehcis_num; i++) {
471         object_initialize_child(obj, "ehci[*]", &s->ehci[i],
472                                 TYPE_PLATFORM_EHCI);
473     }
474 
475     snprintf(typename, sizeof(typename), "aspeed.sdmc-%s", socname);
476     object_initialize_child(obj, "sdmc", &s->sdmc, typename);
477     object_property_add_alias(obj, "ram-size", OBJECT(&s->sdmc),
478                               "ram-size");
479 
480     for (i = 0; i < sc->wdts_num; i++) {
481         snprintf(typename, sizeof(typename), "aspeed.wdt-%s", socname);
482         object_initialize_child(obj, "wdt[*]", &s->wdt[i], typename);
483     }
484 
485     for (i = 0; i < sc->macs_num; i++) {
486         object_initialize_child(obj, "ftgmac100[*]", &s->ftgmac100[i],
487                                 TYPE_FTGMAC100);
488 
489         object_initialize_child(obj, "mii[*]", &s->mii[i], TYPE_ASPEED_MII);
490     }
491 
492     for (i = 0; i < sc->uarts_num; i++) {
493         object_initialize_child(obj, "uart[*]", &s->uart[i], TYPE_SERIAL_MM);
494     }
495 
496     object_initialize_child(obj, "sli", &s->sli, TYPE_ASPEED_2700_SLI);
497     object_initialize_child(obj, "sliio", &s->sliio, TYPE_ASPEED_2700_SLIIO);
498     object_initialize_child(obj, "intc", &a->intc[0], TYPE_ASPEED_2700_INTC);
499     object_initialize_child(obj, "intcio", &a->intc[1],
500                             TYPE_ASPEED_2700_INTCIO);
501 
502     snprintf(typename, sizeof(typename), "aspeed.adc-%s", socname);
503     object_initialize_child(obj, "adc", &s->adc, typename);
504 
505     snprintf(typename, sizeof(typename), "aspeed.i2c-%s", socname);
506     object_initialize_child(obj, "i2c", &s->i2c, typename);
507 
508     snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname);
509     object_initialize_child(obj, "gpio", &s->gpio, typename);
510 
511     object_initialize_child(obj, "rtc", &s->rtc, TYPE_ASPEED_RTC);
512 
513     snprintf(typename, sizeof(typename), "aspeed.sdhci-%s", socname);
514     object_initialize_child(obj, "sd-controller", &s->sdhci, typename);
515     object_property_set_int(OBJECT(&s->sdhci), "num-slots", 1, &error_abort);
516 
517     /* Init sd card slot class here so that they're under the correct parent */
518     object_initialize_child(obj, "sd-controller.sdhci",
519                             &s->sdhci.slots[0], TYPE_SYSBUS_SDHCI);
520 
521     object_initialize_child(obj, "emmc-controller", &s->emmc, typename);
522     object_property_set_int(OBJECT(&s->emmc), "num-slots", 1, &error_abort);
523 
524     object_initialize_child(obj, "emmc-controller.sdhci", &s->emmc.slots[0],
525                             TYPE_SYSBUS_SDHCI);
526 
527     snprintf(typename, sizeof(typename), "aspeed.timer-%s", socname);
528     object_initialize_child(obj, "timerctrl", &s->timerctrl, typename);
529 
530     snprintf(typename, sizeof(typename), "aspeed.hace-%s", socname);
531     object_initialize_child(obj, "hace", &s->hace, typename);
532     object_initialize_child(obj, "dpmcu", &s->dpmcu,
533                             TYPE_UNIMPLEMENTED_DEVICE);
534     object_initialize_child(obj, "ltpi", &s->ltpi,
535                             TYPE_UNIMPLEMENTED_DEVICE);
536     object_initialize_child(obj, "iomem", &s->iomem,
537                             TYPE_UNIMPLEMENTED_DEVICE);
538     object_initialize_child(obj, "iomem0", &s->iomem0,
539                             TYPE_UNIMPLEMENTED_DEVICE);
540     object_initialize_child(obj, "iomem1", &s->iomem1,
541                             TYPE_UNIMPLEMENTED_DEVICE);
542 }
543 
544 /*
545  * ASPEED ast2700 has 0x0 as cluster ID
546  *
547  * https://developer.arm.com/documentation/100236/0100/register-descriptions/aarch64-system-registers/multiprocessor-affinity-register--el1
548  */
549 static uint64_t aspeed_calc_affinity(int cpu)
550 {
551     return (0x0 << ARM_AFF1_SHIFT) | cpu;
552 }
553 
554 static bool aspeed_soc_ast2700_gic_realize(DeviceState *dev, Error **errp)
555 {
556     Aspeed27x0SoCState *a = ASPEED27X0_SOC(dev);
557     AspeedSoCState *s = ASPEED_SOC(dev);
558     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
559     SysBusDevice *gicbusdev;
560     DeviceState *gicdev;
561     QList *redist_region_count;
562     int i;
563 
564     gicbusdev = SYS_BUS_DEVICE(&a->gic);
565     gicdev = DEVICE(&a->gic);
566     qdev_prop_set_uint32(gicdev, "revision", 3);
567     qdev_prop_set_uint32(gicdev, "num-cpu", sc->num_cpus);
568     qdev_prop_set_uint32(gicdev, "num-irq", AST2700_MAX_IRQ + GIC_INTERNAL);
569 
570     redist_region_count = qlist_new();
571     qlist_append_int(redist_region_count, sc->num_cpus);
572     qdev_prop_set_array(gicdev, "redist-region-count", redist_region_count);
573 
574     if (!sysbus_realize(gicbusdev, errp)) {
575         return false;
576     }
577 
578     aspeed_mmio_map(s, SYS_BUS_DEVICE(&a->gic), 0,
579                     sc->memmap[ASPEED_GIC_DIST]);
580     aspeed_mmio_map(s, SYS_BUS_DEVICE(&a->gic), 1,
581                     sc->memmap[ASPEED_GIC_REDIST]);
582 
583     for (i = 0; i < sc->num_cpus; i++) {
584         DeviceState *cpudev = DEVICE(&a->cpu[i]);
585         int intidbase = AST2700_MAX_IRQ + i * GIC_INTERNAL;
586 
587         const int timer_irq[] = {
588             [GTIMER_PHYS] = ARCH_TIMER_NS_EL1_IRQ,
589             [GTIMER_VIRT] = ARCH_TIMER_VIRT_IRQ,
590             [GTIMER_HYP]  = ARCH_TIMER_NS_EL2_IRQ,
591             [GTIMER_SEC]  = ARCH_TIMER_S_EL1_IRQ,
592         };
593         int j;
594 
595         for (j = 0; j < ARRAY_SIZE(timer_irq); j++) {
596             qdev_connect_gpio_out(cpudev, j,
597                     qdev_get_gpio_in(gicdev, intidbase + timer_irq[j]));
598         }
599 
600         qemu_irq irq = qdev_get_gpio_in(gicdev,
601                                         intidbase + ARCH_GIC_MAINT_IRQ);
602         qdev_connect_gpio_out_named(cpudev, "gicv3-maintenance-interrupt",
603                                     0, irq);
604         qdev_connect_gpio_out_named(cpudev, "pmu-interrupt", 0,
605                 qdev_get_gpio_in(gicdev, intidbase + VIRTUAL_PMU_IRQ));
606 
607         sysbus_connect_irq(gicbusdev, i, qdev_get_gpio_in(cpudev, ARM_CPU_IRQ));
608         sysbus_connect_irq(gicbusdev, i + sc->num_cpus,
609                            qdev_get_gpio_in(cpudev, ARM_CPU_FIQ));
610         sysbus_connect_irq(gicbusdev, i + 2 * sc->num_cpus,
611                            qdev_get_gpio_in(cpudev, ARM_CPU_VIRQ));
612         sysbus_connect_irq(gicbusdev, i + 3 * sc->num_cpus,
613                            qdev_get_gpio_in(cpudev, ARM_CPU_VFIQ));
614         sysbus_connect_irq(gicbusdev, i + 4 * sc->num_cpus,
615                            qdev_get_gpio_in(cpudev, ARM_CPU_NMI));
616         sysbus_connect_irq(gicbusdev, i + 5 * sc->num_cpus,
617                            qdev_get_gpio_in(cpudev, ARM_CPU_VINMI));
618     }
619 
620     return true;
621 }
622 
623 static bool aspeed_soc_ast2700_ssp_realize(DeviceState *dev, Error **errp)
624 {
625     Aspeed27x0SoCState *a = ASPEED27X0_SOC(dev);
626     AspeedSoCState *s = ASPEED_SOC(dev);
627     MemoryRegion *mr;
628     Clock *sysclk;
629 
630     sysclk = clock_new(OBJECT(s), "SSP_SYSCLK");
631     clock_set_hz(sysclk, 200000000ULL);
632     qdev_connect_clock_in(DEVICE(&a->ssp), "sysclk", sysclk);
633 
634     memory_region_init(&a->ssp.memory, OBJECT(&a->ssp), "ssp-memory",
635                        UINT64_MAX);
636     if (!object_property_set_link(OBJECT(&a->ssp), "memory",
637                                   OBJECT(&a->ssp.memory), &error_abort)) {
638         return false;
639     }
640 
641     mr = &s->sram;
642     memory_region_init_alias(&a->ssp.sram_mr_alias, OBJECT(s), "ssp.sram.alias",
643                              mr, 0, memory_region_size(mr));
644 
645     mr = &s->scu.iomem;
646     memory_region_init_alias(&a->ssp.scu_mr_alias, OBJECT(s), "ssp.scu.alias",
647                              mr, 0, memory_region_size(mr));
648     if (!qdev_realize(DEVICE(&a->ssp), NULL, &error_abort)) {
649         return false;
650     }
651 
652     return true;
653 }
654 
655 static bool aspeed_soc_ast2700_tsp_realize(DeviceState *dev, Error **errp)
656 {
657     Aspeed27x0SoCState *a = ASPEED27X0_SOC(dev);
658     AspeedSoCState *s = ASPEED_SOC(dev);
659     MemoryRegion *mr;
660     Clock *sysclk;
661 
662     sysclk = clock_new(OBJECT(s), "TSP_SYSCLK");
663     clock_set_hz(sysclk, 200000000ULL);
664     qdev_connect_clock_in(DEVICE(&a->tsp), "sysclk", sysclk);
665 
666     memory_region_init(&a->tsp.memory, OBJECT(&a->tsp), "tsp-memory",
667                        UINT64_MAX);
668     if (!object_property_set_link(OBJECT(&a->tsp), "memory",
669                                   OBJECT(&a->tsp.memory), &error_abort)) {
670         return false;
671     }
672 
673     mr = &s->sram;
674     memory_region_init_alias(&a->tsp.sram_mr_alias, OBJECT(s), "tsp.sram.alias",
675                              mr, 0, memory_region_size(mr));
676 
677     mr = &s->scu.iomem;
678     memory_region_init_alias(&a->tsp.scu_mr_alias, OBJECT(s), "tsp.scu.alias",
679                              mr, 0, memory_region_size(mr));
680     if (!qdev_realize(DEVICE(&a->tsp), NULL, &error_abort)) {
681         return false;
682     }
683 
684     return true;
685 }
686 
687 static void aspeed_soc_ast2700_realize(DeviceState *dev, Error **errp)
688 {
689     int i;
690     MachineState *ms = MACHINE(qdev_get_machine());
691     MachineClass *mc = MACHINE_GET_CLASS(ms);
692     Aspeed27x0SoCState *a = ASPEED27X0_SOC(dev);
693     AspeedSoCState *s = ASPEED_SOC(dev);
694     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
695     AspeedINTCClass *ic = ASPEED_INTC_GET_CLASS(&a->intc[0]);
696     AspeedINTCClass *icio = ASPEED_INTC_GET_CLASS(&a->intc[1]);
697     g_autofree char *name = NULL;
698     qemu_irq irq;
699 
700     /* Default boot region (SPI memory or ROMs) */
701     memory_region_init(&s->spi_boot_container, OBJECT(s),
702                        "aspeed.spi_boot_container", 0x400000000);
703     memory_region_add_subregion(s->memory, sc->memmap[ASPEED_DEV_SPI_BOOT],
704                                 &s->spi_boot_container);
705 
706     /* CPU */
707     for (i = 0; i < sc->num_cpus; i++) {
708         object_property_set_int(OBJECT(&a->cpu[i]), "mp-affinity",
709                                 aspeed_calc_affinity(i), &error_abort);
710 
711         object_property_set_int(OBJECT(&a->cpu[i]), "cntfrq", 1125000000,
712                                 &error_abort);
713         object_property_set_link(OBJECT(&a->cpu[i]), "memory",
714                                  OBJECT(s->memory), &error_abort);
715 
716         if (!qdev_realize(DEVICE(&a->cpu[i]), NULL, errp)) {
717             return;
718         }
719     }
720 
721     /* GIC */
722     if (!aspeed_soc_ast2700_gic_realize(dev, errp)) {
723         return;
724     }
725 
726     /* INTC */
727     if (!sysbus_realize(SYS_BUS_DEVICE(&a->intc[0]), errp)) {
728         return;
729     }
730 
731     aspeed_mmio_map(s, SYS_BUS_DEVICE(&a->intc[0]), 0,
732                     sc->memmap[ASPEED_DEV_INTC]);
733 
734     /* INTCIO */
735     if (!sysbus_realize(SYS_BUS_DEVICE(&a->intc[1]), errp)) {
736         return;
737     }
738 
739     aspeed_mmio_map(s, SYS_BUS_DEVICE(&a->intc[1]), 0,
740                     sc->memmap[ASPEED_DEV_INTCIO]);
741 
742     /* irq sources -> orgates -> INTC */
743     for (i = 0; i < ic->num_inpins; i++) {
744         qdev_connect_gpio_out(DEVICE(&a->intc[0].orgates[i]), 0,
745                               qdev_get_gpio_in(DEVICE(&a->intc[0]), i));
746     }
747 
748     /* INTC -> GIC192 - GIC201 */
749     /* INTC -> GIC128 - GIC136 */
750     for (i = 0; i < ic->num_outpins; i++) {
751         sysbus_connect_irq(SYS_BUS_DEVICE(&a->intc[0]), i,
752                            qdev_get_gpio_in(DEVICE(&a->gic),
753                                             ast2700_gic_intcmap[i].irq));
754     }
755 
756     /* irq source -> orgates -> INTCIO */
757     for (i = 0; i < icio->num_inpins; i++) {
758         qdev_connect_gpio_out(DEVICE(&a->intc[1].orgates[i]), 0,
759                               qdev_get_gpio_in(DEVICE(&a->intc[1]), i));
760     }
761 
762     /* INTCIO -> INTC */
763     for (i = 0; i < icio->num_outpins; i++) {
764         sysbus_connect_irq(SYS_BUS_DEVICE(&a->intc[1]), i,
765                            qdev_get_gpio_in(DEVICE(&a->intc[0].orgates[0]), i));
766     }
767 
768     /*
769      * SDMC - SDRAM Memory Controller
770      * The SDMC controller is unlocked at SPL stage.
771      * At present, only supports to emulate booting
772      * start from u-boot stage. Set SDMC controller
773      * unlocked by default. It is a temporarily solution.
774      */
775     object_property_set_bool(OBJECT(&s->sdmc), "unlocked", true,
776                                  &error_abort);
777     if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdmc), errp)) {
778         return;
779     }
780     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->sdmc), 0,
781                     sc->memmap[ASPEED_DEV_SDMC]);
782 
783     /* RAM */
784     if (!aspeed_soc_ast2700_dram_init(dev, errp)) {
785         return;
786     }
787 
788     /* SRAM */
789     name = g_strdup_printf("aspeed.sram.%d", CPU(&a->cpu[0])->cpu_index);
790     if (!memory_region_init_ram(&s->sram, OBJECT(s), name, sc->sram_size,
791                                 errp)) {
792         return;
793     }
794     memory_region_add_subregion(s->memory,
795                                 sc->memmap[ASPEED_DEV_SRAM], &s->sram);
796 
797     /* VBOOTROM */
798     if (!memory_region_init_ram(&s->vbootrom, OBJECT(s), "aspeed.vbootrom",
799                                 0x20000, errp)) {
800         return;
801     }
802     memory_region_add_subregion(s->memory,
803                                 sc->memmap[ASPEED_DEV_VBOOTROM], &s->vbootrom);
804 
805     /* SCU */
806     /*
807      * The SSP coprocessor uses two memory aliases (remap1 and remap2)
808      * to access shared memory regions in the PSP DRAM:
809      *
810      *   - remap1 maps PSP DRAM at 0x400000000 (size: 32MB) to SSP SDRAM
811      *     offset 0x2000000
812      *   - remap2 maps PSP DRAM at 0x42c000000 (size: 32MB) to SSP SDRAM
813      *     offset 0x0
814      *
815      * The TSP coprocessor uses one memory alias (remap) to access a shared
816      * region in the PSP DRAM:
817      *
818      *   - remap maps PSP DRAM at 0x42e000000 (size: 32MB) to TSP SDRAM
819      *     offset 0x0
820      *
821      * These mappings correspond to the default values of the SCU registers:
822      *
823      * This configuration enables shared memory communication between the PSP
824      * and coprocessors, with address translation controlled by the SCU.
825      */
826     if (mc->default_cpus > sc->num_cpus) {
827         memory_region_init_alias(&a->ssp.sdram_remap1_alias, OBJECT(a),
828                                  "ssp.sdram.remap1", s->memory,
829                                  0x400000000ULL, 32 * MiB);
830         memory_region_init_alias(&a->ssp.sdram_remap2_alias, OBJECT(a),
831                                  "ssp.sdram.remap2", s->memory,
832                                  0x42c000000ULL, 32 * MiB);
833         memory_region_init_alias(&a->tsp.sdram_remap_alias, OBJECT(a),
834                                  "tsp.sdram.remap", s->memory,
835                                  0x42e000000, 32 * MiB);
836         object_property_set_link(OBJECT(&s->scu), "ssp-sdram-remap1",
837                                  OBJECT(&a->ssp.sdram_remap1_alias),
838                                  &error_abort);
839         object_property_set_link(OBJECT(&s->scu), "ssp-sdram-remap2",
840                                  OBJECT(&a->ssp.sdram_remap2_alias),
841                                  &error_abort);
842         object_property_set_link(OBJECT(&s->scu), "tsp-sdram-remap",
843                                  OBJECT(&a->tsp.sdram_remap_alias),
844                                  &error_abort);
845     }
846     if (!sysbus_realize(SYS_BUS_DEVICE(&s->scu), errp)) {
847         return;
848     }
849     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->scu), 0, sc->memmap[ASPEED_DEV_SCU]);
850 
851     /* SCU1 */
852     if (!sysbus_realize(SYS_BUS_DEVICE(&s->scuio), errp)) {
853         return;
854     }
855     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->scuio), 0,
856                     sc->memmap[ASPEED_DEV_SCUIO]);
857 
858     /*
859      * Coprocessors must be realized after the DRAM, SRAM, and SCU regions.
860      *
861      * - DRAM: Coprocessors access shared memory through MemoryRegion aliases
862      *   that point into PSP's DRAM space. These aliases are mapped into the
863      *   coprocessors' SDRAM windows at specific offsets (e.g., 0x0 and
864      *   0x2000000), and configured according to SCU register defaults.
865      *   Therefore, DRAM must be fully initialized before coprocessors can
866      *   attach aliases to it.
867      *
868      * - SRAM: Used as shared memory between the PSP and coprocessors.
869      *   Coprocessors access this memory via alias regions mapped to
870      *   different physical addresses.
871      *
872      * - SCU: A single hardware block shared across all processors.
873      *   Coprocessors access SCU registers through alias mappings.
874      *   SCU must be initialized first to allow for consistent register
875      *   state and memory remap configuration.
876      *
877      * To ensure correctness, the device realization order is explicitly
878      * managed: coprocessors are initialized only after DRAM, SRAM, and SCU
879      * are ready.
880      */
881     if (mc->default_cpus > sc->num_cpus) {
882         if (!aspeed_soc_ast2700_ssp_realize(dev, errp)) {
883             return;
884         }
885         if (!aspeed_soc_ast2700_tsp_realize(dev, errp)) {
886             return;
887         }
888     }
889 
890     /* UART */
891     if (!aspeed_soc_uart_realize(s, errp)) {
892         return;
893     }
894 
895     /* FMC, The number of CS is set at the board level */
896     object_property_set_int(OBJECT(&s->fmc), "dram-base",
897                             sc->memmap[ASPEED_DEV_SDRAM],
898                             &error_abort);
899     object_property_set_link(OBJECT(&s->fmc), "dram", OBJECT(s->dram_mr),
900                              &error_abort);
901     if (!sysbus_realize(SYS_BUS_DEVICE(&s->fmc), errp)) {
902         return;
903     }
904     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->fmc), 0, sc->memmap[ASPEED_DEV_FMC]);
905     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->fmc), 1,
906                     ASPEED_SMC_GET_CLASS(&s->fmc)->flash_window_base);
907     sysbus_connect_irq(SYS_BUS_DEVICE(&s->fmc), 0,
908                        aspeed_soc_get_irq(s, ASPEED_DEV_FMC));
909 
910     /* Set up an alias on the FMC CE0 region (boot default) */
911     MemoryRegion *fmc0_mmio = &s->fmc.flashes[0].mmio;
912     memory_region_init_alias(&s->spi_boot, OBJECT(s), "aspeed.spi_boot",
913                              fmc0_mmio, 0, memory_region_size(fmc0_mmio));
914     memory_region_add_subregion(&s->spi_boot_container, 0x0, &s->spi_boot);
915 
916     /* SPI */
917     for (i = 0; i < sc->spis_num; i++) {
918         object_property_set_link(OBJECT(&s->spi[i]), "dram",
919                                  OBJECT(s->dram_mr), &error_abort);
920         if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) {
921             return;
922         }
923         aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->spi[i]), 0,
924                         sc->memmap[ASPEED_DEV_SPI0 + i]);
925         aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->spi[i]), 1,
926                         ASPEED_SMC_GET_CLASS(&s->spi[i])->flash_window_base);
927     }
928 
929     /* EHCI */
930     for (i = 0; i < sc->ehcis_num; i++) {
931         if (!sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), errp)) {
932             return;
933         }
934         aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->ehci[i]), 0,
935                         sc->memmap[ASPEED_DEV_EHCI1 + i]);
936         sysbus_connect_irq(SYS_BUS_DEVICE(&s->ehci[i]), 0,
937                            aspeed_soc_get_irq(s, ASPEED_DEV_EHCI1 + i));
938     }
939 
940     /* Net */
941     for (i = 0; i < sc->macs_num; i++) {
942         object_property_set_bool(OBJECT(&s->ftgmac100[i]), "aspeed", true,
943                                  &error_abort);
944         object_property_set_bool(OBJECT(&s->ftgmac100[i]), "dma64", true,
945                                  &error_abort);
946         if (!sysbus_realize(SYS_BUS_DEVICE(&s->ftgmac100[i]), errp)) {
947             return;
948         }
949         aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->ftgmac100[i]), 0,
950                         sc->memmap[ASPEED_DEV_ETH1 + i]);
951         sysbus_connect_irq(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0,
952                            aspeed_soc_get_irq(s, ASPEED_DEV_ETH1 + i));
953 
954         object_property_set_link(OBJECT(&s->mii[i]), "nic",
955                                  OBJECT(&s->ftgmac100[i]), &error_abort);
956         if (!sysbus_realize(SYS_BUS_DEVICE(&s->mii[i]), errp)) {
957             return;
958         }
959 
960         aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->mii[i]), 0,
961                         sc->memmap[ASPEED_DEV_MII1 + i]);
962     }
963 
964     /* Watch dog */
965     for (i = 0; i < sc->wdts_num; i++) {
966         AspeedWDTClass *awc = ASPEED_WDT_GET_CLASS(&s->wdt[i]);
967         hwaddr wdt_offset = sc->memmap[ASPEED_DEV_WDT] + i * awc->iosize;
968 
969         object_property_set_link(OBJECT(&s->wdt[i]), "scu", OBJECT(&s->scu),
970                                  &error_abort);
971         if (!sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), errp)) {
972             return;
973         }
974         aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->wdt[i]), 0, wdt_offset);
975     }
976 
977     /* SLI */
978     if (!sysbus_realize(SYS_BUS_DEVICE(&s->sli), errp)) {
979         return;
980     }
981     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->sli), 0, sc->memmap[ASPEED_DEV_SLI]);
982 
983     if (!sysbus_realize(SYS_BUS_DEVICE(&s->sliio), errp)) {
984         return;
985     }
986     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->sliio), 0,
987                     sc->memmap[ASPEED_DEV_SLIIO]);
988 
989     /* ADC */
990     if (!sysbus_realize(SYS_BUS_DEVICE(&s->adc), errp)) {
991         return;
992     }
993     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->adc), 0, sc->memmap[ASPEED_DEV_ADC]);
994     sysbus_connect_irq(SYS_BUS_DEVICE(&s->adc), 0,
995                        aspeed_soc_get_irq(s, ASPEED_DEV_ADC));
996 
997     /* I2C */
998     object_property_set_link(OBJECT(&s->i2c), "dram", OBJECT(s->dram_mr),
999                              &error_abort);
1000     if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c), errp)) {
1001         return;
1002     }
1003     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->i2c), 0, sc->memmap[ASPEED_DEV_I2C]);
1004     for (i = 0; i < ASPEED_I2C_GET_CLASS(&s->i2c)->num_busses; i++) {
1005         /*
1006          * The AST2700 I2C controller has one source INTC per bus.
1007          *
1008          * For AST2700 A0:
1009          * I2C bus interrupts are connected to the OR gate from bit 0 to bit
1010          * 15, and the OR gate output pin is connected to the input pin of
1011          * GICINT130 of INTC (CPU Die). Then, the output pin is connected to
1012          * the GIC.
1013          *
1014          * For AST2700 A1:
1015          * I2C bus interrupts are connected to the OR gate from bit 0 to bit
1016          * 15, and the OR gate output pin is connected to the input pin of
1017          * GICINT194 of INTCIO (IO Die). Then, the output pin is connected
1018          * to the INTC (CPU Die) input pin, and its output pin is connected
1019          * to the GIC.
1020          *
1021          * I2C bus 0 is connected to the OR gate at bit 0.
1022          * I2C bus 15 is connected to the OR gate at bit 15.
1023          */
1024         irq = aspeed_soc_ast2700_get_irq_index(s, ASPEED_DEV_I2C, i);
1025         sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c.busses[i]), 0, irq);
1026     }
1027 
1028     /* GPIO */
1029     if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) {
1030         return;
1031     }
1032     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->gpio), 0,
1033                     sc->memmap[ASPEED_DEV_GPIO]);
1034     sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0,
1035                        aspeed_soc_get_irq(s, ASPEED_DEV_GPIO));
1036 
1037     /* RTC */
1038     if (!sysbus_realize(SYS_BUS_DEVICE(&s->rtc), errp)) {
1039         return;
1040     }
1041     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->rtc), 0, sc->memmap[ASPEED_DEV_RTC]);
1042     sysbus_connect_irq(SYS_BUS_DEVICE(&s->rtc), 0,
1043                        aspeed_soc_get_irq(s, ASPEED_DEV_RTC));
1044 
1045     /* SDHCI */
1046     if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), errp)) {
1047         return;
1048     }
1049     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->sdhci), 0,
1050                     sc->memmap[ASPEED_DEV_SDHCI]);
1051     sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhci), 0,
1052                        aspeed_soc_get_irq(s, ASPEED_DEV_SDHCI));
1053 
1054     /* eMMC */
1055     if (!sysbus_realize(SYS_BUS_DEVICE(&s->emmc), errp)) {
1056         return;
1057     }
1058     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->emmc), 0,
1059                     sc->memmap[ASPEED_DEV_EMMC]);
1060     sysbus_connect_irq(SYS_BUS_DEVICE(&s->emmc), 0,
1061                        aspeed_soc_get_irq(s, ASPEED_DEV_EMMC));
1062 
1063     /* Timer */
1064     object_property_set_link(OBJECT(&s->timerctrl), "scu", OBJECT(&s->scu),
1065                              &error_abort);
1066     if (!sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), errp)) {
1067         return;
1068     }
1069     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->timerctrl), 0,
1070                     sc->memmap[ASPEED_DEV_TIMER1]);
1071     for (i = 0; i < ASPEED_TIMER_NR_TIMERS; i++) {
1072         irq = aspeed_soc_get_irq(s, ASPEED_DEV_TIMER1 + i);
1073         sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq);
1074     }
1075 
1076     /* HACE */
1077     object_property_set_link(OBJECT(&s->hace), "dram", OBJECT(s->dram_mr),
1078                              &error_abort);
1079     if (!sysbus_realize(SYS_BUS_DEVICE(&s->hace), errp)) {
1080         return;
1081     }
1082     aspeed_mmio_map(s, SYS_BUS_DEVICE(&s->hace), 0,
1083                     sc->memmap[ASPEED_DEV_HACE]);
1084     sysbus_connect_irq(SYS_BUS_DEVICE(&s->hace), 0,
1085                        aspeed_soc_get_irq(s, ASPEED_DEV_HACE));
1086 
1087     aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->dpmcu),
1088                                   "aspeed.dpmcu",
1089                                   sc->memmap[ASPEED_DEV_DPMCU],
1090                                   AST2700_SOC_DPMCU_SIZE);
1091     aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->ltpi),
1092                                   "aspeed.ltpi",
1093                                   sc->memmap[ASPEED_DEV_LTPI],
1094                                   AST2700_SOC_LTPI_SIZE);
1095     aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->iomem),
1096                                   "aspeed.io",
1097                                   sc->memmap[ASPEED_DEV_IOMEM],
1098                                   AST2700_SOC_IO_SIZE);
1099     aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->iomem0),
1100                                   "aspeed.iomem0",
1101                                   sc->memmap[ASPEED_DEV_IOMEM0],
1102                                   AST2700_SOC_IOMEM_SIZE);
1103     aspeed_mmio_map_unimplemented(s, SYS_BUS_DEVICE(&s->iomem1),
1104                                   "aspeed.iomem1",
1105                                   sc->memmap[ASPEED_DEV_IOMEM1],
1106                                   AST2700_SOC_IOMEM_SIZE);
1107 }
1108 
1109 static void aspeed_soc_ast2700a0_class_init(ObjectClass *oc, const void *data)
1110 {
1111     static const char * const valid_cpu_types[] = {
1112         ARM_CPU_TYPE_NAME("cortex-a35"),
1113         NULL
1114     };
1115     DeviceClass *dc = DEVICE_CLASS(oc);
1116     AspeedSoCClass *sc = ASPEED_SOC_CLASS(oc);
1117 
1118     /* Reason: The Aspeed SoC can only be instantiated from a board */
1119     dc->user_creatable = false;
1120     dc->realize      = aspeed_soc_ast2700_realize;
1121 
1122     sc->valid_cpu_types = valid_cpu_types;
1123     sc->silicon_rev  = AST2700_A0_SILICON_REV;
1124     sc->sram_size    = 0x20000;
1125     sc->spis_num     = 3;
1126     sc->ehcis_num    = 2;
1127     sc->wdts_num     = 8;
1128     sc->macs_num     = 1;
1129     sc->uarts_num    = 13;
1130     sc->num_cpus     = 4;
1131     sc->uarts_base   = ASPEED_DEV_UART0;
1132     sc->irqmap       = aspeed_soc_ast2700a0_irqmap;
1133     sc->memmap       = aspeed_soc_ast2700_memmap;
1134     sc->get_irq      = aspeed_soc_ast2700_get_irq;
1135 }
1136 
1137 static void aspeed_soc_ast2700a1_class_init(ObjectClass *oc, const void *data)
1138 {
1139     static const char * const valid_cpu_types[] = {
1140         ARM_CPU_TYPE_NAME("cortex-a35"),
1141         NULL
1142     };
1143     DeviceClass *dc = DEVICE_CLASS(oc);
1144     AspeedSoCClass *sc = ASPEED_SOC_CLASS(oc);
1145 
1146     /* Reason: The Aspeed SoC can only be instantiated from a board */
1147     dc->user_creatable = false;
1148     dc->realize      = aspeed_soc_ast2700_realize;
1149 
1150     sc->valid_cpu_types = valid_cpu_types;
1151     sc->silicon_rev  = AST2700_A1_SILICON_REV;
1152     sc->sram_size    = 0x20000;
1153     sc->spis_num     = 3;
1154     sc->ehcis_num    = 4;
1155     sc->wdts_num     = 8;
1156     sc->macs_num     = 3;
1157     sc->uarts_num    = 13;
1158     sc->num_cpus     = 4;
1159     sc->uarts_base   = ASPEED_DEV_UART0;
1160     sc->irqmap       = aspeed_soc_ast2700a1_irqmap;
1161     sc->memmap       = aspeed_soc_ast2700_memmap;
1162     sc->get_irq      = aspeed_soc_ast2700_get_irq;
1163 }
1164 
1165 static const TypeInfo aspeed_soc_ast27x0_types[] = {
1166     {
1167         .name           = TYPE_ASPEED27X0_SOC,
1168         .parent         = TYPE_ASPEED_SOC,
1169         .instance_size  = sizeof(Aspeed27x0SoCState),
1170         .abstract       = true,
1171     }, {
1172         .name           = "ast2700-a0",
1173         .parent         = TYPE_ASPEED27X0_SOC,
1174         .instance_init  = aspeed_soc_ast2700_init,
1175         .class_init     = aspeed_soc_ast2700a0_class_init,
1176     },
1177     {
1178         .name           = "ast2700-a1",
1179         .parent         = TYPE_ASPEED27X0_SOC,
1180         .instance_init  = aspeed_soc_ast2700_init,
1181         .class_init     = aspeed_soc_ast2700a1_class_init,
1182     },
1183 };
1184 
1185 DEFINE_TYPES(aspeed_soc_ast27x0_types)
1186