xref: /qemu/hw/arm/aspeed_ast2600.c (revision ee86213aa3ff73c49ced340e4d409943a1f752a3)
1 /*
2  * ASPEED SoC 2600 family
3  *
4  * Copyright (c) 2016-2019, IBM Corporation.
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 
10 #include "qemu/osdep.h"
11 #include "qapi/error.h"
12 #include "hw/misc/unimp.h"
13 #include "hw/arm/aspeed_soc.h"
14 #include "hw/char/serial.h"
15 #include "qemu/module.h"
16 #include "qemu/error-report.h"
17 #include "hw/i2c/aspeed_i2c.h"
18 #include "net/net.h"
19 #include "sysemu/sysemu.h"
20 
21 #define ASPEED_SOC_IOMEM_SIZE       0x00200000
22 
23 static const hwaddr aspeed_soc_ast2600_memmap[] = {
24     [ASPEED_DEV_SRAM]      = 0x10000000,
25     /* 0x16000000     0x17FFFFFF : AHB BUS do LPC Bus bridge */
26     [ASPEED_DEV_IOMEM]     = 0x1E600000,
27     [ASPEED_DEV_PWM]       = 0x1E610000,
28     [ASPEED_DEV_FMC]       = 0x1E620000,
29     [ASPEED_DEV_SPI1]      = 0x1E630000,
30     [ASPEED_DEV_SPI2]      = 0x1E641000,
31     [ASPEED_DEV_EHCI1]     = 0x1E6A1000,
32     [ASPEED_DEV_EHCI2]     = 0x1E6A3000,
33     [ASPEED_DEV_MII1]      = 0x1E650000,
34     [ASPEED_DEV_MII2]      = 0x1E650008,
35     [ASPEED_DEV_MII3]      = 0x1E650010,
36     [ASPEED_DEV_MII4]      = 0x1E650018,
37     [ASPEED_DEV_ETH1]      = 0x1E660000,
38     [ASPEED_DEV_ETH3]      = 0x1E670000,
39     [ASPEED_DEV_ETH2]      = 0x1E680000,
40     [ASPEED_DEV_ETH4]      = 0x1E690000,
41     [ASPEED_DEV_VIC]       = 0x1E6C0000,
42     [ASPEED_DEV_SDMC]      = 0x1E6E0000,
43     [ASPEED_DEV_SCU]       = 0x1E6E2000,
44     [ASPEED_DEV_XDMA]      = 0x1E6E7000,
45     [ASPEED_DEV_ADC]       = 0x1E6E9000,
46     [ASPEED_DEV_VIDEO]     = 0x1E700000,
47     [ASPEED_DEV_SDHCI]     = 0x1E740000,
48     [ASPEED_DEV_EMMC]      = 0x1E750000,
49     [ASPEED_DEV_GPIO]      = 0x1E780000,
50     [ASPEED_DEV_GPIO_1_8V] = 0x1E780800,
51     [ASPEED_DEV_RTC]       = 0x1E781000,
52     [ASPEED_DEV_TIMER1]    = 0x1E782000,
53     [ASPEED_DEV_WDT]       = 0x1E785000,
54     [ASPEED_DEV_LPC]       = 0x1E789000,
55     [ASPEED_DEV_IBT]       = 0x1E789140,
56     [ASPEED_DEV_I2C]       = 0x1E78A000,
57     [ASPEED_DEV_UART1]     = 0x1E783000,
58     [ASPEED_DEV_UART5]     = 0x1E784000,
59     [ASPEED_DEV_VUART]     = 0x1E787000,
60     [ASPEED_DEV_SDRAM]     = 0x80000000,
61 };
62 
63 #define ASPEED_A7MPCORE_ADDR 0x40460000
64 
65 #define AST2600_MAX_IRQ 197
66 
67 /* Shared Peripheral Interrupt values below are offset by -32 from datasheet */
68 static const int aspeed_soc_ast2600_irqmap[] = {
69     [ASPEED_DEV_UART1]     = 47,
70     [ASPEED_DEV_UART2]     = 48,
71     [ASPEED_DEV_UART3]     = 49,
72     [ASPEED_DEV_UART4]     = 50,
73     [ASPEED_DEV_UART5]     = 8,
74     [ASPEED_DEV_VUART]     = 8,
75     [ASPEED_DEV_FMC]       = 39,
76     [ASPEED_DEV_SDMC]      = 0,
77     [ASPEED_DEV_SCU]       = 12,
78     [ASPEED_DEV_ADC]       = 78,
79     [ASPEED_DEV_XDMA]      = 6,
80     [ASPEED_DEV_SDHCI]     = 43,
81     [ASPEED_DEV_EHCI1]     = 5,
82     [ASPEED_DEV_EHCI2]     = 9,
83     [ASPEED_DEV_EMMC]      = 15,
84     [ASPEED_DEV_GPIO]      = 40,
85     [ASPEED_DEV_GPIO_1_8V] = 11,
86     [ASPEED_DEV_RTC]       = 13,
87     [ASPEED_DEV_TIMER1]    = 16,
88     [ASPEED_DEV_TIMER2]    = 17,
89     [ASPEED_DEV_TIMER3]    = 18,
90     [ASPEED_DEV_TIMER4]    = 19,
91     [ASPEED_DEV_TIMER5]    = 20,
92     [ASPEED_DEV_TIMER6]    = 21,
93     [ASPEED_DEV_TIMER7]    = 22,
94     [ASPEED_DEV_TIMER8]    = 23,
95     [ASPEED_DEV_WDT]       = 24,
96     [ASPEED_DEV_PWM]       = 44,
97     [ASPEED_DEV_LPC]       = 35,
98     [ASPEED_DEV_IBT]       = 143,
99     [ASPEED_DEV_I2C]       = 110,   /* 110 -> 125 */
100     [ASPEED_DEV_ETH1]      = 2,
101     [ASPEED_DEV_ETH2]      = 3,
102     [ASPEED_DEV_ETH3]      = 32,
103     [ASPEED_DEV_ETH4]      = 33,
104     [ASPEED_DEV_KCS]       = 138,   /* 138 -> 142 */
105 };
106 
107 static qemu_irq aspeed_soc_get_irq(AspeedSoCState *s, int ctrl)
108 {
109     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
110 
111     return qdev_get_gpio_in(DEVICE(&s->a7mpcore), sc->irqmap[ctrl]);
112 }
113 
114 static void aspeed_soc_ast2600_init(Object *obj)
115 {
116     AspeedSoCState *s = ASPEED_SOC(obj);
117     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
118     int i;
119     char socname[8];
120     char typename[64];
121 
122     if (sscanf(sc->name, "%7s", socname) != 1) {
123         g_assert_not_reached();
124     }
125 
126     for (i = 0; i < sc->num_cpus; i++) {
127         object_initialize_child(obj, "cpu[*]", &s->cpu[i], sc->cpu_type);
128     }
129 
130     snprintf(typename, sizeof(typename), "aspeed.scu-%s", socname);
131     object_initialize_child(obj, "scu", &s->scu, typename);
132     qdev_prop_set_uint32(DEVICE(&s->scu), "silicon-rev",
133                          sc->silicon_rev);
134     object_property_add_alias(obj, "hw-strap1", OBJECT(&s->scu),
135                               "hw-strap1");
136     object_property_add_alias(obj, "hw-strap2", OBJECT(&s->scu),
137                               "hw-strap2");
138     object_property_add_alias(obj, "hw-prot-key", OBJECT(&s->scu),
139                               "hw-prot-key");
140 
141     object_initialize_child(obj, "a7mpcore", &s->a7mpcore,
142                             TYPE_A15MPCORE_PRIV);
143 
144     object_initialize_child(obj, "rtc", &s->rtc, TYPE_ASPEED_RTC);
145 
146     snprintf(typename, sizeof(typename), "aspeed.timer-%s", socname);
147     object_initialize_child(obj, "timerctrl", &s->timerctrl, typename);
148 
149     snprintf(typename, sizeof(typename), "aspeed.i2c-%s", socname);
150     object_initialize_child(obj, "i2c", &s->i2c, typename);
151 
152     snprintf(typename, sizeof(typename), "aspeed.fmc-%s", socname);
153     object_initialize_child(obj, "fmc", &s->fmc, typename);
154     object_property_add_alias(obj, "num-cs", OBJECT(&s->fmc), "num-cs");
155 
156     for (i = 0; i < sc->spis_num; i++) {
157         snprintf(typename, sizeof(typename), "aspeed.spi%d-%s", i + 1, socname);
158         object_initialize_child(obj, "spi[*]", &s->spi[i], typename);
159     }
160 
161     for (i = 0; i < sc->ehcis_num; i++) {
162         object_initialize_child(obj, "ehci[*]", &s->ehci[i],
163                                 TYPE_PLATFORM_EHCI);
164     }
165 
166     snprintf(typename, sizeof(typename), "aspeed.sdmc-%s", socname);
167     object_initialize_child(obj, "sdmc", &s->sdmc, typename);
168     object_property_add_alias(obj, "ram-size", OBJECT(&s->sdmc),
169                               "ram-size");
170     object_property_add_alias(obj, "max-ram-size", OBJECT(&s->sdmc),
171                               "max-ram-size");
172 
173     for (i = 0; i < sc->wdts_num; i++) {
174         snprintf(typename, sizeof(typename), "aspeed.wdt-%s", socname);
175         object_initialize_child(obj, "wdt[*]", &s->wdt[i], typename);
176     }
177 
178     for (i = 0; i < sc->macs_num; i++) {
179         object_initialize_child(obj, "ftgmac100[*]", &s->ftgmac100[i],
180                                 TYPE_FTGMAC100);
181 
182         object_initialize_child(obj, "mii[*]", &s->mii[i], TYPE_ASPEED_MII);
183     }
184 
185     object_initialize_child(obj, "xdma", &s->xdma, TYPE_ASPEED_XDMA);
186 
187     snprintf(typename, sizeof(typename), "aspeed.gpio-%s", socname);
188     object_initialize_child(obj, "gpio", &s->gpio, typename);
189 
190     snprintf(typename, sizeof(typename), "aspeed.gpio-%s-1_8v", socname);
191     object_initialize_child(obj, "gpio_1_8v", &s->gpio_1_8v, typename);
192 
193     object_initialize_child(obj, "sd-controller", &s->sdhci,
194                             TYPE_ASPEED_SDHCI);
195 
196     object_property_set_int(OBJECT(&s->sdhci), "num-slots", 2, &error_abort);
197 
198     /* Init sd card slot class here so that they're under the correct parent */
199     for (i = 0; i < ASPEED_SDHCI_NUM_SLOTS; ++i) {
200         object_initialize_child(obj, "sd-controller.sdhci[*]",
201                                 &s->sdhci.slots[i], TYPE_SYSBUS_SDHCI);
202     }
203 
204     object_initialize_child(obj, "emmc-controller", &s->emmc,
205                             TYPE_ASPEED_SDHCI);
206 
207     object_property_set_int(OBJECT(&s->emmc), "num-slots", 1, &error_abort);
208 
209     object_initialize_child(obj, "emmc-controller.sdhci", &s->emmc.slots[0],
210                             TYPE_SYSBUS_SDHCI);
211 
212     object_initialize_child(obj, "lpc", &s->lpc, TYPE_ASPEED_LPC);
213 }
214 
215 /*
216  * ASPEED ast2600 has 0xf as cluster ID
217  *
218  * https://developer.arm.com/documentation/ddi0388/e/the-system-control-coprocessors/summary-of-system-control-coprocessor-registers/multiprocessor-affinity-register
219  */
220 static uint64_t aspeed_calc_affinity(int cpu)
221 {
222     return (0xf << ARM_AFF1_SHIFT) | cpu;
223 }
224 
225 static void aspeed_soc_ast2600_realize(DeviceState *dev, Error **errp)
226 {
227     int i;
228     AspeedSoCState *s = ASPEED_SOC(dev);
229     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
230     Error *err = NULL;
231     qemu_irq irq;
232 
233     /* IO space */
234     create_unimplemented_device("aspeed_soc.io", sc->memmap[ASPEED_DEV_IOMEM],
235                                 ASPEED_SOC_IOMEM_SIZE);
236 
237     /* Video engine stub */
238     create_unimplemented_device("aspeed.video", sc->memmap[ASPEED_DEV_VIDEO],
239                                 0x1000);
240 
241     /* CPU */
242     for (i = 0; i < sc->num_cpus; i++) {
243         if (sc->num_cpus > 1) {
244             object_property_set_int(OBJECT(&s->cpu[i]), "reset-cbar",
245                                     ASPEED_A7MPCORE_ADDR, &error_abort);
246         }
247         object_property_set_int(OBJECT(&s->cpu[i]), "mp-affinity",
248                                 aspeed_calc_affinity(i), &error_abort);
249 
250         object_property_set_int(OBJECT(&s->cpu[i]), "cntfrq", 1125000000,
251                                 &error_abort);
252 
253         if (!qdev_realize(DEVICE(&s->cpu[i]), NULL, errp)) {
254             return;
255         }
256     }
257 
258     /* A7MPCORE */
259     object_property_set_int(OBJECT(&s->a7mpcore), "num-cpu", sc->num_cpus,
260                             &error_abort);
261     object_property_set_int(OBJECT(&s->a7mpcore), "num-irq",
262                             ROUND_UP(AST2600_MAX_IRQ + GIC_INTERNAL, 32),
263                             &error_abort);
264 
265     sysbus_realize(SYS_BUS_DEVICE(&s->a7mpcore), &error_abort);
266     sysbus_mmio_map(SYS_BUS_DEVICE(&s->a7mpcore), 0, ASPEED_A7MPCORE_ADDR);
267 
268     for (i = 0; i < sc->num_cpus; i++) {
269         SysBusDevice *sbd = SYS_BUS_DEVICE(&s->a7mpcore);
270         DeviceState  *d   = DEVICE(qemu_get_cpu(i));
271 
272         irq = qdev_get_gpio_in(d, ARM_CPU_IRQ);
273         sysbus_connect_irq(sbd, i, irq);
274         irq = qdev_get_gpio_in(d, ARM_CPU_FIQ);
275         sysbus_connect_irq(sbd, i + sc->num_cpus, irq);
276         irq = qdev_get_gpio_in(d, ARM_CPU_VIRQ);
277         sysbus_connect_irq(sbd, i + 2 * sc->num_cpus, irq);
278         irq = qdev_get_gpio_in(d, ARM_CPU_VFIQ);
279         sysbus_connect_irq(sbd, i + 3 * sc->num_cpus, irq);
280     }
281 
282     /* SRAM */
283     memory_region_init_ram(&s->sram, OBJECT(dev), "aspeed.sram",
284                            sc->sram_size, &err);
285     if (err) {
286         error_propagate(errp, err);
287         return;
288     }
289     memory_region_add_subregion(get_system_memory(),
290                                 sc->memmap[ASPEED_DEV_SRAM], &s->sram);
291 
292     /* SCU */
293     if (!sysbus_realize(SYS_BUS_DEVICE(&s->scu), errp)) {
294         return;
295     }
296     sysbus_mmio_map(SYS_BUS_DEVICE(&s->scu), 0, sc->memmap[ASPEED_DEV_SCU]);
297 
298     /* RTC */
299     if (!sysbus_realize(SYS_BUS_DEVICE(&s->rtc), errp)) {
300         return;
301     }
302     sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, sc->memmap[ASPEED_DEV_RTC]);
303     sysbus_connect_irq(SYS_BUS_DEVICE(&s->rtc), 0,
304                        aspeed_soc_get_irq(s, ASPEED_DEV_RTC));
305 
306     /* Timer */
307     object_property_set_link(OBJECT(&s->timerctrl), "scu", OBJECT(&s->scu),
308                              &error_abort);
309     if (!sysbus_realize(SYS_BUS_DEVICE(&s->timerctrl), errp)) {
310         return;
311     }
312     sysbus_mmio_map(SYS_BUS_DEVICE(&s->timerctrl), 0,
313                     sc->memmap[ASPEED_DEV_TIMER1]);
314     for (i = 0; i < ASPEED_TIMER_NR_TIMERS; i++) {
315         qemu_irq irq = aspeed_soc_get_irq(s, ASPEED_DEV_TIMER1 + i);
316         sysbus_connect_irq(SYS_BUS_DEVICE(&s->timerctrl), i, irq);
317     }
318 
319     /* UART - attach an 8250 to the IO space as our UART5 */
320     serial_mm_init(get_system_memory(), sc->memmap[ASPEED_DEV_UART5], 2,
321                    aspeed_soc_get_irq(s, ASPEED_DEV_UART5),
322                    38400, serial_hd(0), DEVICE_LITTLE_ENDIAN);
323 
324     /* I2C */
325     object_property_set_link(OBJECT(&s->i2c), "dram", OBJECT(s->dram_mr),
326                              &error_abort);
327     if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c), errp)) {
328         return;
329     }
330     sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c), 0, sc->memmap[ASPEED_DEV_I2C]);
331     for (i = 0; i < ASPEED_I2C_GET_CLASS(&s->i2c)->num_busses; i++) {
332         qemu_irq irq = qdev_get_gpio_in(DEVICE(&s->a7mpcore),
333                                         sc->irqmap[ASPEED_DEV_I2C] + i);
334         /*
335          * The AST2600 SoC has one IRQ per I2C bus. Skip the common
336          * IRQ (AST2400 and AST2500) and connect all bussses.
337          */
338         sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c), i + 1, irq);
339     }
340 
341     /* FMC, The number of CS is set at the board level */
342     object_property_set_link(OBJECT(&s->fmc), "dram", OBJECT(s->dram_mr),
343                              &error_abort);
344     if (!object_property_set_int(OBJECT(&s->fmc), "sdram-base",
345                                  sc->memmap[ASPEED_DEV_SDRAM], errp)) {
346         return;
347     }
348     if (!sysbus_realize(SYS_BUS_DEVICE(&s->fmc), errp)) {
349         return;
350     }
351     sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 0, sc->memmap[ASPEED_DEV_FMC]);
352     sysbus_mmio_map(SYS_BUS_DEVICE(&s->fmc), 1,
353                     s->fmc.ctrl->flash_window_base);
354     sysbus_connect_irq(SYS_BUS_DEVICE(&s->fmc), 0,
355                        aspeed_soc_get_irq(s, ASPEED_DEV_FMC));
356 
357     /* SPI */
358     for (i = 0; i < sc->spis_num; i++) {
359         object_property_set_link(OBJECT(&s->spi[i]), "dram",
360                                  OBJECT(s->dram_mr), &error_abort);
361         object_property_set_int(OBJECT(&s->spi[i]), "num-cs", 1, &error_abort);
362         if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) {
363             return;
364         }
365         sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 0,
366                         sc->memmap[ASPEED_DEV_SPI1 + i]);
367         sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 1,
368                         s->spi[i].ctrl->flash_window_base);
369     }
370 
371     /* EHCI */
372     for (i = 0; i < sc->ehcis_num; i++) {
373         if (!sysbus_realize(SYS_BUS_DEVICE(&s->ehci[i]), errp)) {
374             return;
375         }
376         sysbus_mmio_map(SYS_BUS_DEVICE(&s->ehci[i]), 0,
377                         sc->memmap[ASPEED_DEV_EHCI1 + i]);
378         sysbus_connect_irq(SYS_BUS_DEVICE(&s->ehci[i]), 0,
379                            aspeed_soc_get_irq(s, ASPEED_DEV_EHCI1 + i));
380     }
381 
382     /* SDMC - SDRAM Memory Controller */
383     if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdmc), errp)) {
384         return;
385     }
386     sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdmc), 0, sc->memmap[ASPEED_DEV_SDMC]);
387 
388     /* Watch dog */
389     for (i = 0; i < sc->wdts_num; i++) {
390         AspeedWDTClass *awc = ASPEED_WDT_GET_CLASS(&s->wdt[i]);
391 
392         object_property_set_link(OBJECT(&s->wdt[i]), "scu", OBJECT(&s->scu),
393                                  &error_abort);
394         if (!sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), errp)) {
395             return;
396         }
397         sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt[i]), 0,
398                         sc->memmap[ASPEED_DEV_WDT] + i * awc->offset);
399     }
400 
401     /* Net */
402     for (i = 0; i < sc->macs_num; i++) {
403         object_property_set_bool(OBJECT(&s->ftgmac100[i]), "aspeed", true,
404                                  &error_abort);
405         if (!sysbus_realize(SYS_BUS_DEVICE(&s->ftgmac100[i]), errp)) {
406             return;
407         }
408         sysbus_mmio_map(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0,
409                         sc->memmap[ASPEED_DEV_ETH1 + i]);
410         sysbus_connect_irq(SYS_BUS_DEVICE(&s->ftgmac100[i]), 0,
411                            aspeed_soc_get_irq(s, ASPEED_DEV_ETH1 + i));
412 
413         object_property_set_link(OBJECT(&s->mii[i]), "nic",
414                                  OBJECT(&s->ftgmac100[i]), &error_abort);
415         if (!sysbus_realize(SYS_BUS_DEVICE(&s->mii[i]), errp)) {
416             return;
417         }
418 
419         sysbus_mmio_map(SYS_BUS_DEVICE(&s->mii[i]), 0,
420                         sc->memmap[ASPEED_DEV_MII1 + i]);
421     }
422 
423     /* XDMA */
424     if (!sysbus_realize(SYS_BUS_DEVICE(&s->xdma), errp)) {
425         return;
426     }
427     sysbus_mmio_map(SYS_BUS_DEVICE(&s->xdma), 0,
428                     sc->memmap[ASPEED_DEV_XDMA]);
429     sysbus_connect_irq(SYS_BUS_DEVICE(&s->xdma), 0,
430                        aspeed_soc_get_irq(s, ASPEED_DEV_XDMA));
431 
432     /* GPIO */
433     if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), errp)) {
434         return;
435     }
436     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio), 0, sc->memmap[ASPEED_DEV_GPIO]);
437     sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0,
438                        aspeed_soc_get_irq(s, ASPEED_DEV_GPIO));
439 
440     if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio_1_8v), errp)) {
441         return;
442     }
443     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio_1_8v), 0,
444                     sc->memmap[ASPEED_DEV_GPIO_1_8V]);
445     sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio_1_8v), 0,
446                        aspeed_soc_get_irq(s, ASPEED_DEV_GPIO_1_8V));
447 
448     /* SDHCI */
449     if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), errp)) {
450         return;
451     }
452     sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdhci), 0,
453                     sc->memmap[ASPEED_DEV_SDHCI]);
454     sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhci), 0,
455                        aspeed_soc_get_irq(s, ASPEED_DEV_SDHCI));
456 
457     /* eMMC */
458     if (!sysbus_realize(SYS_BUS_DEVICE(&s->emmc), errp)) {
459         return;
460     }
461     sysbus_mmio_map(SYS_BUS_DEVICE(&s->emmc), 0, sc->memmap[ASPEED_DEV_EMMC]);
462     sysbus_connect_irq(SYS_BUS_DEVICE(&s->emmc), 0,
463                        aspeed_soc_get_irq(s, ASPEED_DEV_EMMC));
464 
465     /* LPC */
466     if (!sysbus_realize(SYS_BUS_DEVICE(&s->lpc), errp)) {
467         return;
468     }
469     sysbus_mmio_map(SYS_BUS_DEVICE(&s->lpc), 0, sc->memmap[ASPEED_DEV_LPC]);
470 
471     /* Connect the LPC IRQ to the GIC. It is otherwise unused. */
472     sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 0,
473                        aspeed_soc_get_irq(s, ASPEED_DEV_LPC));
474 
475     /*
476      * On the AST2600 LPC subdevice IRQs are connected straight to the GIC.
477      *
478      * LPC subdevice IRQ sources are offset from 1 because the LPC model caters
479      * to the AST2400 and AST2500. SoCs before the AST2600 have one LPC IRQ
480      * shared across the subdevices, and the shared IRQ output to the VIC is at
481      * offset 0.
482      */
483     sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_1,
484                        qdev_get_gpio_in(DEVICE(&s->a7mpcore),
485                                 sc->irqmap[ASPEED_DEV_KCS] + aspeed_lpc_kcs_1));
486 
487     sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_2,
488                        qdev_get_gpio_in(DEVICE(&s->a7mpcore),
489                                 sc->irqmap[ASPEED_DEV_KCS] + aspeed_lpc_kcs_2));
490 
491     sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_3,
492                        qdev_get_gpio_in(DEVICE(&s->a7mpcore),
493                                 sc->irqmap[ASPEED_DEV_KCS] + aspeed_lpc_kcs_3));
494 
495     sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_4,
496                        qdev_get_gpio_in(DEVICE(&s->a7mpcore),
497                                 sc->irqmap[ASPEED_DEV_KCS] + aspeed_lpc_kcs_4));
498 }
499 
500 static void aspeed_soc_ast2600_class_init(ObjectClass *oc, void *data)
501 {
502     DeviceClass *dc = DEVICE_CLASS(oc);
503     AspeedSoCClass *sc = ASPEED_SOC_CLASS(oc);
504 
505     dc->realize      = aspeed_soc_ast2600_realize;
506 
507     sc->name         = "ast2600-a1";
508     sc->cpu_type     = ARM_CPU_TYPE_NAME("cortex-a7");
509     sc->silicon_rev  = AST2600_A1_SILICON_REV;
510     sc->sram_size    = 0x16400;
511     sc->spis_num     = 2;
512     sc->ehcis_num    = 2;
513     sc->wdts_num     = 4;
514     sc->macs_num     = 4;
515     sc->irqmap       = aspeed_soc_ast2600_irqmap;
516     sc->memmap       = aspeed_soc_ast2600_memmap;
517     sc->num_cpus     = 2;
518 }
519 
520 static const TypeInfo aspeed_soc_ast2600_type_info = {
521     .name           = "ast2600-a1",
522     .parent         = TYPE_ASPEED_SOC,
523     .instance_size  = sizeof(AspeedSoCState),
524     .instance_init  = aspeed_soc_ast2600_init,
525     .class_init     = aspeed_soc_ast2600_class_init,
526     .class_size     = sizeof(AspeedSoCClass),
527 };
528 
529 static void aspeed_soc_register_types(void)
530 {
531     type_register_static(&aspeed_soc_ast2600_type_info);
532 };
533 
534 type_init(aspeed_soc_register_types)
535