xref: /openbmc/qemu/hw/arm/allwinner-h3.c (revision 3d54cbf2)
1 /*
2  * Allwinner H3 System on Chip emulation
3  *
4  * Copyright (C) 2019 Niek Linnenbank <nieklinnenbank@gmail.com>
5  *
6  * This program is free software: you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation, either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #include "qemu/osdep.h"
21 #include "qapi/error.h"
22 #include "qemu/error-report.h"
23 #include "qemu/module.h"
24 #include "qemu/units.h"
25 #include "hw/qdev-core.h"
26 #include "hw/sysbus.h"
27 #include "hw/char/serial.h"
28 #include "hw/misc/unimp.h"
29 #include "hw/usb/hcd-ehci.h"
30 #include "hw/loader.h"
31 #include "sysemu/sysemu.h"
32 #include "hw/arm/allwinner-h3.h"
33 #include "target/arm/cpu-qom.h"
34 #include "target/arm/gtimer.h"
35 
36 /* Memory map */
37 const hwaddr allwinner_h3_memmap[] = {
38     [AW_H3_DEV_SRAM_A1]    = 0x00000000,
39     [AW_H3_DEV_SRAM_A2]    = 0x00044000,
40     [AW_H3_DEV_SRAM_C]     = 0x00010000,
41     [AW_H3_DEV_SYSCTRL]    = 0x01c00000,
42     [AW_H3_DEV_MMC0]       = 0x01c0f000,
43     [AW_H3_DEV_SID]        = 0x01c14000,
44     [AW_H3_DEV_EHCI0]      = 0x01c1a000,
45     [AW_H3_DEV_OHCI0]      = 0x01c1a400,
46     [AW_H3_DEV_EHCI1]      = 0x01c1b000,
47     [AW_H3_DEV_OHCI1]      = 0x01c1b400,
48     [AW_H3_DEV_EHCI2]      = 0x01c1c000,
49     [AW_H3_DEV_OHCI2]      = 0x01c1c400,
50     [AW_H3_DEV_EHCI3]      = 0x01c1d000,
51     [AW_H3_DEV_OHCI3]      = 0x01c1d400,
52     [AW_H3_DEV_CCU]        = 0x01c20000,
53     [AW_H3_DEV_PIT]        = 0x01c20c00,
54     [AW_H3_DEV_WDT]        = 0x01c20ca0,
55     [AW_H3_DEV_UART0]      = 0x01c28000,
56     [AW_H3_DEV_UART1]      = 0x01c28400,
57     [AW_H3_DEV_UART2]      = 0x01c28800,
58     [AW_H3_DEV_UART3]      = 0x01c28c00,
59     [AW_H3_DEV_TWI0]       = 0x01c2ac00,
60     [AW_H3_DEV_TWI1]       = 0x01c2b000,
61     [AW_H3_DEV_TWI2]       = 0x01c2b400,
62     [AW_H3_DEV_EMAC]       = 0x01c30000,
63     [AW_H3_DEV_DRAMCOM]    = 0x01c62000,
64     [AW_H3_DEV_DRAMCTL]    = 0x01c63000,
65     [AW_H3_DEV_DRAMPHY]    = 0x01c65000,
66     [AW_H3_DEV_GIC_DIST]   = 0x01c81000,
67     [AW_H3_DEV_GIC_CPU]    = 0x01c82000,
68     [AW_H3_DEV_GIC_HYP]    = 0x01c84000,
69     [AW_H3_DEV_GIC_VCPU]   = 0x01c86000,
70     [AW_H3_DEV_RTC]        = 0x01f00000,
71     [AW_H3_DEV_CPUCFG]     = 0x01f01c00,
72     [AW_H3_DEV_R_TWI]      = 0x01f02400,
73     [AW_H3_DEV_SDRAM]      = 0x40000000
74 };
75 
76 /* List of unimplemented devices */
77 struct AwH3Unimplemented {
78     const char *device_name;
79     hwaddr base;
80     hwaddr size;
81 } unimplemented[] = {
82     { "d-engine",  0x01000000, 4 * MiB },
83     { "d-inter",   0x01400000, 128 * KiB },
84     { "dma",       0x01c02000, 4 * KiB },
85     { "nfdc",      0x01c03000, 4 * KiB },
86     { "ts",        0x01c06000, 4 * KiB },
87     { "keymem",    0x01c0b000, 4 * KiB },
88     { "lcd0",      0x01c0c000, 4 * KiB },
89     { "lcd1",      0x01c0d000, 4 * KiB },
90     { "ve",        0x01c0e000, 4 * KiB },
91     { "mmc1",      0x01c10000, 4 * KiB },
92     { "mmc2",      0x01c11000, 4 * KiB },
93     { "crypto",    0x01c15000, 4 * KiB },
94     { "msgbox",    0x01c17000, 4 * KiB },
95     { "spinlock",  0x01c18000, 4 * KiB },
96     { "usb0-otg",  0x01c19000, 4 * KiB },
97     { "usb0-phy",  0x01c1a000, 4 * KiB },
98     { "usb1-phy",  0x01c1b000, 4 * KiB },
99     { "usb2-phy",  0x01c1c000, 4 * KiB },
100     { "usb3-phy",  0x01c1d000, 4 * KiB },
101     { "smc",       0x01c1e000, 4 * KiB },
102     { "pio",       0x01c20800, 1 * KiB },
103     { "owa",       0x01c21000, 1 * KiB },
104     { "pwm",       0x01c21400, 1 * KiB },
105     { "keyadc",    0x01c21800, 1 * KiB },
106     { "pcm0",      0x01c22000, 1 * KiB },
107     { "pcm1",      0x01c22400, 1 * KiB },
108     { "pcm2",      0x01c22800, 1 * KiB },
109     { "audio",     0x01c22c00, 2 * KiB },
110     { "smta",      0x01c23400, 1 * KiB },
111     { "ths",       0x01c25000, 1 * KiB },
112     { "uart0",     0x01c28000, 1 * KiB },
113     { "uart1",     0x01c28400, 1 * KiB },
114     { "uart2",     0x01c28800, 1 * KiB },
115     { "uart3",     0x01c28c00, 1 * KiB },
116     { "scr",       0x01c2c400, 1 * KiB },
117     { "gpu",       0x01c40000, 64 * KiB },
118     { "hstmr",     0x01c60000, 4 * KiB },
119     { "spi0",      0x01c68000, 4 * KiB },
120     { "spi1",      0x01c69000, 4 * KiB },
121     { "csi",       0x01cb0000, 320 * KiB },
122     { "tve",       0x01e00000, 64 * KiB },
123     { "hdmi",      0x01ee0000, 128 * KiB },
124     { "r_timer",   0x01f00800, 1 * KiB },
125     { "r_intc",    0x01f00c00, 1 * KiB },
126     { "r_wdog",    0x01f01000, 1 * KiB },
127     { "r_prcm",    0x01f01400, 1 * KiB },
128     { "r_twd",     0x01f01800, 1 * KiB },
129     { "r_cir-rx",  0x01f02000, 1 * KiB },
130     { "r_uart",    0x01f02800, 1 * KiB },
131     { "r_pio",     0x01f02c00, 1 * KiB },
132     { "r_pwm",     0x01f03800, 1 * KiB },
133     { "core-dbg",  0x3f500000, 128 * KiB },
134     { "tsgen-ro",  0x3f506000, 4 * KiB },
135     { "tsgen-ctl", 0x3f507000, 4 * KiB },
136     { "ddr-mem",   0x40000000, 2 * GiB },
137     { "n-brom",    0xffff0000, 32 * KiB },
138     { "s-brom",    0xffff0000, 64 * KiB }
139 };
140 
141 /* Per Processor Interrupts */
142 enum {
143     AW_H3_GIC_PPI_MAINT     =  9,
144     AW_H3_GIC_PPI_HYPTIMER  = 10,
145     AW_H3_GIC_PPI_VIRTTIMER = 11,
146     AW_H3_GIC_PPI_SECTIMER  = 13,
147     AW_H3_GIC_PPI_PHYSTIMER = 14
148 };
149 
150 /* Shared Processor Interrupts */
151 enum {
152     AW_H3_GIC_SPI_UART0     =  0,
153     AW_H3_GIC_SPI_UART1     =  1,
154     AW_H3_GIC_SPI_UART2     =  2,
155     AW_H3_GIC_SPI_UART3     =  3,
156     AW_H3_GIC_SPI_TWI0      =  6,
157     AW_H3_GIC_SPI_TWI1      =  7,
158     AW_H3_GIC_SPI_TWI2      =  8,
159     AW_H3_GIC_SPI_TIMER0    = 18,
160     AW_H3_GIC_SPI_TIMER1    = 19,
161     AW_H3_GIC_SPI_R_TWI     = 44,
162     AW_H3_GIC_SPI_MMC0      = 60,
163     AW_H3_GIC_SPI_EHCI0     = 72,
164     AW_H3_GIC_SPI_OHCI0     = 73,
165     AW_H3_GIC_SPI_EHCI1     = 74,
166     AW_H3_GIC_SPI_OHCI1     = 75,
167     AW_H3_GIC_SPI_EHCI2     = 76,
168     AW_H3_GIC_SPI_OHCI2     = 77,
169     AW_H3_GIC_SPI_EHCI3     = 78,
170     AW_H3_GIC_SPI_OHCI3     = 79,
171     AW_H3_GIC_SPI_EMAC      = 82
172 };
173 
174 /* Allwinner H3 general constants */
175 enum {
176     AW_H3_GIC_NUM_SPI       = 128
177 };
178 
179 void allwinner_h3_bootrom_setup(AwH3State *s, BlockBackend *blk)
180 {
181     const int64_t rom_size = 32 * KiB;
182     g_autofree uint8_t *buffer = g_new0(uint8_t, rom_size);
183 
184     if (blk_pread(blk, 8 * KiB, rom_size, buffer, 0) < 0) {
185         error_setg(&error_fatal, "%s: failed to read BlockBackend data",
186                    __func__);
187         return;
188     }
189 
190     rom_add_blob("allwinner-h3.bootrom", buffer, rom_size,
191                   rom_size, s->memmap[AW_H3_DEV_SRAM_A1],
192                   NULL, NULL, NULL, NULL, false);
193 }
194 
195 static void allwinner_h3_init(Object *obj)
196 {
197     AwH3State *s = AW_H3(obj);
198 
199     s->memmap = allwinner_h3_memmap;
200 
201     for (int i = 0; i < AW_H3_NUM_CPUS; i++) {
202         object_initialize_child(obj, "cpu[*]", &s->cpus[i],
203                                 ARM_CPU_TYPE_NAME("cortex-a7"));
204     }
205 
206     object_initialize_child(obj, "gic", &s->gic, TYPE_ARM_GIC);
207 
208     object_initialize_child(obj, "timer", &s->timer, TYPE_AW_A10_PIT);
209     object_property_add_alias(obj, "clk0-freq", OBJECT(&s->timer),
210                               "clk0-freq");
211     object_property_add_alias(obj, "clk1-freq", OBJECT(&s->timer),
212                               "clk1-freq");
213 
214     object_initialize_child(obj, "ccu", &s->ccu, TYPE_AW_H3_CCU);
215 
216     object_initialize_child(obj, "sysctrl", &s->sysctrl, TYPE_AW_H3_SYSCTRL);
217 
218     object_initialize_child(obj, "cpucfg", &s->cpucfg, TYPE_AW_CPUCFG);
219 
220     object_initialize_child(obj, "sid", &s->sid, TYPE_AW_SID);
221     object_property_add_alias(obj, "identifier", OBJECT(&s->sid),
222                               "identifier");
223 
224     object_initialize_child(obj, "mmc0", &s->mmc0, TYPE_AW_SDHOST_SUN5I);
225 
226     object_initialize_child(obj, "emac", &s->emac, TYPE_AW_SUN8I_EMAC);
227 
228     object_initialize_child(obj, "dramc", &s->dramc, TYPE_AW_H3_DRAMC);
229     object_property_add_alias(obj, "ram-addr", OBJECT(&s->dramc),
230                              "ram-addr");
231     object_property_add_alias(obj, "ram-size", OBJECT(&s->dramc),
232                               "ram-size");
233 
234     object_initialize_child(obj, "rtc", &s->rtc, TYPE_AW_RTC_SUN6I);
235 
236     object_initialize_child(obj, "twi0",  &s->i2c0,  TYPE_AW_I2C_SUN6I);
237     object_initialize_child(obj, "twi1",  &s->i2c1,  TYPE_AW_I2C_SUN6I);
238     object_initialize_child(obj, "twi2",  &s->i2c2,  TYPE_AW_I2C_SUN6I);
239     object_initialize_child(obj, "r_twi", &s->r_twi, TYPE_AW_I2C_SUN6I);
240 
241     object_initialize_child(obj, "wdt", &s->wdt, TYPE_AW_WDT_SUN6I);
242 }
243 
244 static void allwinner_h3_realize(DeviceState *dev, Error **errp)
245 {
246     AwH3State *s = AW_H3(dev);
247     unsigned i;
248 
249     /* CPUs */
250     for (i = 0; i < AW_H3_NUM_CPUS; i++) {
251 
252         /*
253          * Disable secondary CPUs. Guest EL3 firmware will start
254          * them via CPU reset control registers.
255          */
256         qdev_prop_set_bit(DEVICE(&s->cpus[i]), "start-powered-off",
257                           i > 0);
258 
259         /* All exception levels required */
260         qdev_prop_set_bit(DEVICE(&s->cpus[i]), "has_el3", true);
261         qdev_prop_set_bit(DEVICE(&s->cpus[i]), "has_el2", true);
262 
263         /* Mark realized */
264         qdev_realize(DEVICE(&s->cpus[i]), NULL, &error_fatal);
265     }
266 
267     /* Generic Interrupt Controller */
268     qdev_prop_set_uint32(DEVICE(&s->gic), "num-irq", AW_H3_GIC_NUM_SPI +
269                                                      GIC_INTERNAL);
270     qdev_prop_set_uint32(DEVICE(&s->gic), "revision", 2);
271     qdev_prop_set_uint32(DEVICE(&s->gic), "num-cpu", AW_H3_NUM_CPUS);
272     qdev_prop_set_bit(DEVICE(&s->gic), "has-security-extensions", false);
273     qdev_prop_set_bit(DEVICE(&s->gic), "has-virtualization-extensions", true);
274     sysbus_realize(SYS_BUS_DEVICE(&s->gic), &error_fatal);
275 
276     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gic), 0, s->memmap[AW_H3_DEV_GIC_DIST]);
277     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gic), 1, s->memmap[AW_H3_DEV_GIC_CPU]);
278     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gic), 2, s->memmap[AW_H3_DEV_GIC_HYP]);
279     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gic), 3, s->memmap[AW_H3_DEV_GIC_VCPU]);
280 
281     /*
282      * Wire the outputs from each CPU's generic timer and the GICv3
283      * maintenance interrupt signal to the appropriate GIC PPI inputs,
284      * and the GIC's IRQ/FIQ/VIRQ/VFIQ interrupt outputs to the CPU's inputs.
285      */
286     for (i = 0; i < AW_H3_NUM_CPUS; i++) {
287         DeviceState *cpudev = DEVICE(&s->cpus[i]);
288         int ppibase = AW_H3_GIC_NUM_SPI + i * GIC_INTERNAL + GIC_NR_SGIS;
289         int irq;
290         /*
291          * Mapping from the output timer irq lines from the CPU to the
292          * GIC PPI inputs used for this board.
293          */
294         const int timer_irq[] = {
295             [GTIMER_PHYS] = AW_H3_GIC_PPI_PHYSTIMER,
296             [GTIMER_VIRT] = AW_H3_GIC_PPI_VIRTTIMER,
297             [GTIMER_HYP]  = AW_H3_GIC_PPI_HYPTIMER,
298             [GTIMER_SEC]  = AW_H3_GIC_PPI_SECTIMER,
299         };
300 
301         /* Connect CPU timer outputs to GIC PPI inputs */
302         for (irq = 0; irq < ARRAY_SIZE(timer_irq); irq++) {
303             qdev_connect_gpio_out(cpudev, irq,
304                                   qdev_get_gpio_in(DEVICE(&s->gic),
305                                                    ppibase + timer_irq[irq]));
306         }
307 
308         /* Connect GIC outputs to CPU interrupt inputs */
309         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i,
310                            qdev_get_gpio_in(cpudev, ARM_CPU_IRQ));
311         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i + AW_H3_NUM_CPUS,
312                            qdev_get_gpio_in(cpudev, ARM_CPU_FIQ));
313         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i + (2 * AW_H3_NUM_CPUS),
314                            qdev_get_gpio_in(cpudev, ARM_CPU_VIRQ));
315         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i + (3 * AW_H3_NUM_CPUS),
316                            qdev_get_gpio_in(cpudev, ARM_CPU_VFIQ));
317 
318         /* GIC maintenance signal */
319         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i + (4 * AW_H3_NUM_CPUS),
320                            qdev_get_gpio_in(DEVICE(&s->gic),
321                                             ppibase + AW_H3_GIC_PPI_MAINT));
322     }
323 
324     /* Timer */
325     sysbus_realize(SYS_BUS_DEVICE(&s->timer), &error_fatal);
326     sysbus_mmio_map(SYS_BUS_DEVICE(&s->timer), 0, s->memmap[AW_H3_DEV_PIT]);
327     sysbus_connect_irq(SYS_BUS_DEVICE(&s->timer), 0,
328                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_TIMER0));
329     sysbus_connect_irq(SYS_BUS_DEVICE(&s->timer), 1,
330                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_TIMER1));
331 
332     /* SRAM */
333     memory_region_init_ram(&s->sram_a1, OBJECT(dev), "sram A1",
334                             64 * KiB, &error_abort);
335     memory_region_init_ram(&s->sram_a2, OBJECT(dev), "sram A2",
336                             32 * KiB, &error_abort);
337     memory_region_init_ram(&s->sram_c, OBJECT(dev), "sram C",
338                             44 * KiB, &error_abort);
339     memory_region_add_subregion(get_system_memory(), s->memmap[AW_H3_DEV_SRAM_A1],
340                                 &s->sram_a1);
341     memory_region_add_subregion(get_system_memory(), s->memmap[AW_H3_DEV_SRAM_A2],
342                                 &s->sram_a2);
343     memory_region_add_subregion(get_system_memory(), s->memmap[AW_H3_DEV_SRAM_C],
344                                 &s->sram_c);
345 
346     /* Clock Control Unit */
347     sysbus_realize(SYS_BUS_DEVICE(&s->ccu), &error_fatal);
348     sysbus_mmio_map(SYS_BUS_DEVICE(&s->ccu), 0, s->memmap[AW_H3_DEV_CCU]);
349 
350     /* System Control */
351     sysbus_realize(SYS_BUS_DEVICE(&s->sysctrl), &error_fatal);
352     sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctrl), 0, s->memmap[AW_H3_DEV_SYSCTRL]);
353 
354     /* CPU Configuration */
355     sysbus_realize(SYS_BUS_DEVICE(&s->cpucfg), &error_fatal);
356     sysbus_mmio_map(SYS_BUS_DEVICE(&s->cpucfg), 0, s->memmap[AW_H3_DEV_CPUCFG]);
357 
358     /* Security Identifier */
359     sysbus_realize(SYS_BUS_DEVICE(&s->sid), &error_fatal);
360     sysbus_mmio_map(SYS_BUS_DEVICE(&s->sid), 0, s->memmap[AW_H3_DEV_SID]);
361 
362     /* SD/MMC */
363     object_property_set_link(OBJECT(&s->mmc0), "dma-memory",
364                              OBJECT(get_system_memory()), &error_fatal);
365     sysbus_realize(SYS_BUS_DEVICE(&s->mmc0), &error_fatal);
366     sysbus_mmio_map(SYS_BUS_DEVICE(&s->mmc0), 0, s->memmap[AW_H3_DEV_MMC0]);
367     sysbus_connect_irq(SYS_BUS_DEVICE(&s->mmc0), 0,
368                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_MMC0));
369 
370     object_property_add_alias(OBJECT(s), "sd-bus", OBJECT(&s->mmc0),
371                               "sd-bus");
372 
373     /* EMAC */
374     qemu_configure_nic_device(DEVICE(&s->emac), true, NULL);
375     object_property_set_link(OBJECT(&s->emac), "dma-memory",
376                              OBJECT(get_system_memory()), &error_fatal);
377     sysbus_realize(SYS_BUS_DEVICE(&s->emac), &error_fatal);
378     sysbus_mmio_map(SYS_BUS_DEVICE(&s->emac), 0, s->memmap[AW_H3_DEV_EMAC]);
379     sysbus_connect_irq(SYS_BUS_DEVICE(&s->emac), 0,
380                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_EMAC));
381 
382     /* Universal Serial Bus */
383     sysbus_create_simple(TYPE_AW_H3_EHCI, s->memmap[AW_H3_DEV_EHCI0],
384                          qdev_get_gpio_in(DEVICE(&s->gic),
385                                           AW_H3_GIC_SPI_EHCI0));
386     sysbus_create_simple(TYPE_AW_H3_EHCI, s->memmap[AW_H3_DEV_EHCI1],
387                          qdev_get_gpio_in(DEVICE(&s->gic),
388                                           AW_H3_GIC_SPI_EHCI1));
389     sysbus_create_simple(TYPE_AW_H3_EHCI, s->memmap[AW_H3_DEV_EHCI2],
390                          qdev_get_gpio_in(DEVICE(&s->gic),
391                                           AW_H3_GIC_SPI_EHCI2));
392     sysbus_create_simple(TYPE_AW_H3_EHCI, s->memmap[AW_H3_DEV_EHCI3],
393                          qdev_get_gpio_in(DEVICE(&s->gic),
394                                           AW_H3_GIC_SPI_EHCI3));
395 
396     sysbus_create_simple("sysbus-ohci", s->memmap[AW_H3_DEV_OHCI0],
397                          qdev_get_gpio_in(DEVICE(&s->gic),
398                                           AW_H3_GIC_SPI_OHCI0));
399     sysbus_create_simple("sysbus-ohci", s->memmap[AW_H3_DEV_OHCI1],
400                          qdev_get_gpio_in(DEVICE(&s->gic),
401                                           AW_H3_GIC_SPI_OHCI1));
402     sysbus_create_simple("sysbus-ohci", s->memmap[AW_H3_DEV_OHCI2],
403                          qdev_get_gpio_in(DEVICE(&s->gic),
404                                           AW_H3_GIC_SPI_OHCI2));
405     sysbus_create_simple("sysbus-ohci", s->memmap[AW_H3_DEV_OHCI3],
406                          qdev_get_gpio_in(DEVICE(&s->gic),
407                                           AW_H3_GIC_SPI_OHCI3));
408 
409     /* UART0. For future clocktree API: All UARTS are connected to APB2_CLK. */
410     serial_mm_init(get_system_memory(), s->memmap[AW_H3_DEV_UART0], 2,
411                    qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_UART0),
412                    115200, serial_hd(0), DEVICE_NATIVE_ENDIAN);
413     /* UART1 */
414     serial_mm_init(get_system_memory(), s->memmap[AW_H3_DEV_UART1], 2,
415                    qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_UART1),
416                    115200, serial_hd(1), DEVICE_NATIVE_ENDIAN);
417     /* UART2 */
418     serial_mm_init(get_system_memory(), s->memmap[AW_H3_DEV_UART2], 2,
419                    qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_UART2),
420                    115200, serial_hd(2), DEVICE_NATIVE_ENDIAN);
421     /* UART3 */
422     serial_mm_init(get_system_memory(), s->memmap[AW_H3_DEV_UART3], 2,
423                    qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_UART3),
424                    115200, serial_hd(3), DEVICE_NATIVE_ENDIAN);
425 
426     /* DRAMC */
427     sysbus_realize(SYS_BUS_DEVICE(&s->dramc), &error_fatal);
428     sysbus_mmio_map(SYS_BUS_DEVICE(&s->dramc), 0, s->memmap[AW_H3_DEV_DRAMCOM]);
429     sysbus_mmio_map(SYS_BUS_DEVICE(&s->dramc), 1, s->memmap[AW_H3_DEV_DRAMCTL]);
430     sysbus_mmio_map(SYS_BUS_DEVICE(&s->dramc), 2, s->memmap[AW_H3_DEV_DRAMPHY]);
431 
432     /* RTC */
433     sysbus_realize(SYS_BUS_DEVICE(&s->rtc), &error_fatal);
434     sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, s->memmap[AW_H3_DEV_RTC]);
435 
436     /* I2C */
437     sysbus_realize(SYS_BUS_DEVICE(&s->i2c0), &error_fatal);
438     sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c0), 0, s->memmap[AW_H3_DEV_TWI0]);
439     sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c0), 0,
440                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_TWI0));
441 
442     sysbus_realize(SYS_BUS_DEVICE(&s->i2c1), &error_fatal);
443     sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c1), 0, s->memmap[AW_H3_DEV_TWI1]);
444     sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c1), 0,
445                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_TWI1));
446 
447     sysbus_realize(SYS_BUS_DEVICE(&s->i2c2), &error_fatal);
448     sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c2), 0, s->memmap[AW_H3_DEV_TWI2]);
449     sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c2), 0,
450                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_TWI2));
451 
452     sysbus_realize(SYS_BUS_DEVICE(&s->r_twi), &error_fatal);
453     sysbus_mmio_map(SYS_BUS_DEVICE(&s->r_twi), 0, s->memmap[AW_H3_DEV_R_TWI]);
454     sysbus_connect_irq(SYS_BUS_DEVICE(&s->r_twi), 0,
455                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_R_TWI));
456 
457     /* WDT */
458     sysbus_realize(SYS_BUS_DEVICE(&s->wdt), &error_fatal);
459     sysbus_mmio_map_overlap(SYS_BUS_DEVICE(&s->wdt), 0,
460                             s->memmap[AW_H3_DEV_WDT], 1);
461 
462     /* Unimplemented devices */
463     for (i = 0; i < ARRAY_SIZE(unimplemented); i++) {
464         create_unimplemented_device(unimplemented[i].device_name,
465                                     unimplemented[i].base,
466                                     unimplemented[i].size);
467     }
468 }
469 
470 static void allwinner_h3_class_init(ObjectClass *oc, void *data)
471 {
472     DeviceClass *dc = DEVICE_CLASS(oc);
473 
474     dc->realize = allwinner_h3_realize;
475     /* Reason: uses serial_hd() in realize function */
476     dc->user_creatable = false;
477 }
478 
479 static const TypeInfo allwinner_h3_type_info = {
480     .name = TYPE_AW_H3,
481     .parent = TYPE_DEVICE,
482     .instance_size = sizeof(AwH3State),
483     .instance_init = allwinner_h3_init,
484     .class_init = allwinner_h3_class_init,
485 };
486 
487 static void allwinner_h3_register_types(void)
488 {
489     type_register_static(&allwinner_h3_type_info);
490 }
491 
492 type_init(allwinner_h3_register_types)
493