xref: /qemu/hw/arm/fsl-imx6.c (revision d64db833d6e3cbe9ea5f36342480f920f3675cea)
1 /*
2  * Copyright (c) 2015 Jean-Christophe Dubois <jcd@tribudubois.net>
3  *
4  * i.MX6 SOC emulation.
5  *
6  * Based on hw/arm/fsl-imx31.c
7  *
8  *  This program is free software; you can redistribute it and/or modify it
9  *  under the terms of the GNU General Public License as published by the
10  *  Free Software Foundation; either version 2 of the License, or
11  *  (at your option) any later version.
12  *
13  *  This program is distributed in the hope that it will be useful, but WITHOUT
14  *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15  *  FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16  *  for more details.
17  *
18  *  You should have received a copy of the GNU General Public License along
19  *  with this program; if not, see <http://www.gnu.org/licenses/>.
20  */
21 
22 #include "qemu/osdep.h"
23 #include "qapi/error.h"
24 #include "hw/arm/fsl-imx6.h"
25 #include "hw/misc/unimp.h"
26 #include "hw/usb/imx-usb-phy.h"
27 #include "hw/boards.h"
28 #include "hw/qdev-properties.h"
29 #include "system/system.h"
30 #include "chardev/char.h"
31 #include "qemu/error-report.h"
32 #include "qemu/module.h"
33 #include "target/arm/cpu-qom.h"
34 
35 #define IMX6_ESDHC_CAPABILITIES     0x057834b4
36 
37 #define NAME_SIZE 20
38 
39 static void fsl_imx6_init(Object *obj)
40 {
41     MachineState *ms = MACHINE(qdev_get_machine());
42     FslIMX6State *s = FSL_IMX6(obj);
43     char name[NAME_SIZE];
44     int i;
45 
46     for (i = 0; i < MIN(ms->smp.cpus, FSL_IMX6_NUM_CPUS); i++) {
47         snprintf(name, NAME_SIZE, "cpu%d", i);
48         object_initialize_child(obj, name, &s->cpu[i],
49                                 ARM_CPU_TYPE_NAME("cortex-a9"));
50     }
51 
52     object_initialize_child(obj, "a9mpcore", &s->a9mpcore, TYPE_A9MPCORE_PRIV);
53 
54     object_initialize_child(obj, "ccm", &s->ccm, TYPE_IMX6_CCM);
55 
56     object_initialize_child(obj, "src", &s->src, TYPE_IMX6_SRC);
57 
58     object_initialize_child(obj, "snvs", &s->snvs, TYPE_IMX7_SNVS);
59 
60     for (i = 0; i < FSL_IMX6_NUM_UARTS; i++) {
61         snprintf(name, NAME_SIZE, "uart%d", i + 1);
62         object_initialize_child(obj, name, &s->uart[i], TYPE_IMX_SERIAL);
63     }
64 
65     object_initialize_child(obj, "gpt", &s->gpt, TYPE_IMX6_GPT);
66 
67     for (i = 0; i < FSL_IMX6_NUM_EPITS; i++) {
68         snprintf(name, NAME_SIZE, "epit%d", i + 1);
69         object_initialize_child(obj, name, &s->epit[i], TYPE_IMX_EPIT);
70     }
71 
72     for (i = 0; i < FSL_IMX6_NUM_I2CS; i++) {
73         snprintf(name, NAME_SIZE, "i2c%d", i + 1);
74         object_initialize_child(obj, name, &s->i2c[i], TYPE_IMX_I2C);
75     }
76 
77     for (i = 0; i < FSL_IMX6_NUM_GPIOS; i++) {
78         snprintf(name, NAME_SIZE, "gpio%d", i + 1);
79         object_initialize_child(obj, name, &s->gpio[i], TYPE_IMX_GPIO);
80     }
81 
82     for (i = 0; i < FSL_IMX6_NUM_ESDHCS; i++) {
83         snprintf(name, NAME_SIZE, "sdhc%d", i + 1);
84         object_initialize_child(obj, name, &s->esdhc[i], TYPE_IMX_USDHC);
85     }
86 
87     for (i = 0; i < FSL_IMX6_NUM_USB_PHYS; i++) {
88         snprintf(name, NAME_SIZE, "usbphy%d", i);
89         object_initialize_child(obj, name, &s->usbphy[i], TYPE_IMX_USBPHY);
90     }
91     for (i = 0; i < FSL_IMX6_NUM_USBS; i++) {
92         snprintf(name, NAME_SIZE, "usb%d", i);
93         object_initialize_child(obj, name, &s->usb[i], TYPE_CHIPIDEA);
94     }
95 
96     for (i = 0; i < FSL_IMX6_NUM_ECSPIS; i++) {
97         snprintf(name, NAME_SIZE, "spi%d", i + 1);
98         object_initialize_child(obj, name, &s->spi[i], TYPE_IMX_SPI);
99     }
100     for (i = 0; i < FSL_IMX6_NUM_WDTS; i++) {
101         snprintf(name, NAME_SIZE, "wdt%d", i);
102         object_initialize_child(obj, name, &s->wdt[i], TYPE_IMX2_WDT);
103     }
104 
105 
106     object_initialize_child(obj, "eth", &s->eth, TYPE_IMX_ENET);
107 
108     object_initialize_child(obj, "pcie", &s->pcie, TYPE_DESIGNWARE_PCIE_HOST);
109     object_initialize_child(obj, "pcie4-msi-irq", &s->pcie4_msi_irq,
110                             TYPE_OR_IRQ);
111 }
112 
113 static void fsl_imx6_realize(DeviceState *dev, Error **errp)
114 {
115     MachineState *ms = MACHINE(qdev_get_machine());
116     FslIMX6State *s = FSL_IMX6(dev);
117     uint16_t i;
118     qemu_irq irq;
119     unsigned int smp_cpus = ms->smp.cpus;
120     DeviceState *mpcore = DEVICE(&s->a9mpcore);
121     DeviceState *gic;
122 
123     if (smp_cpus > FSL_IMX6_NUM_CPUS) {
124         error_setg(errp, "%s: Only %d CPUs are supported (%d requested)",
125                    TYPE_FSL_IMX6, FSL_IMX6_NUM_CPUS, smp_cpus);
126         return;
127     }
128 
129     for (i = 0; i < smp_cpus; i++) {
130 
131         /* On uniprocessor, the CBAR is set to 0 */
132         if (smp_cpus > 1) {
133             object_property_set_int(OBJECT(&s->cpu[i]), "reset-cbar",
134                                     FSL_IMX6_A9MPCORE_ADDR, &error_abort);
135         }
136 
137         /* All CPU but CPU 0 start in power off mode */
138         if (i) {
139             object_property_set_bool(OBJECT(&s->cpu[i]), "start-powered-off",
140                                      true, &error_abort);
141         }
142 
143         if (!qdev_realize(DEVICE(&s->cpu[i]), NULL, errp)) {
144             return;
145         }
146     }
147 
148     object_property_set_int(OBJECT(mpcore), "num-cpu", smp_cpus, &error_abort);
149 
150     object_property_set_int(OBJECT(mpcore), "num-irq",
151                             FSL_IMX6_MAX_IRQ + GIC_INTERNAL, &error_abort);
152 
153     if (!sysbus_realize(SYS_BUS_DEVICE(mpcore), errp)) {
154         return;
155     }
156     sysbus_mmio_map(SYS_BUS_DEVICE(mpcore), 0, FSL_IMX6_A9MPCORE_ADDR);
157 
158     gic = mpcore;
159     for (i = 0; i < smp_cpus; i++) {
160         sysbus_connect_irq(SYS_BUS_DEVICE(gic), i,
161                            qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_IRQ));
162         sysbus_connect_irq(SYS_BUS_DEVICE(gic), i + smp_cpus,
163                            qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_FIQ));
164     }
165 
166     /* L2 cache controller */
167     sysbus_create_simple("l2x0", FSL_IMX6_PL310_ADDR, NULL);
168 
169     if (!sysbus_realize(SYS_BUS_DEVICE(&s->ccm), errp)) {
170         return;
171     }
172     sysbus_mmio_map(SYS_BUS_DEVICE(&s->ccm), 0, FSL_IMX6_CCM_ADDR);
173 
174     if (!sysbus_realize(SYS_BUS_DEVICE(&s->src), errp)) {
175         return;
176     }
177     sysbus_mmio_map(SYS_BUS_DEVICE(&s->src), 0, FSL_IMX6_SRC_ADDR);
178 
179     /* Initialize all UARTs */
180     for (i = 0; i < FSL_IMX6_NUM_UARTS; i++) {
181         static const struct {
182             hwaddr addr;
183             unsigned int irq;
184         } serial_table[FSL_IMX6_NUM_UARTS] = {
185             { FSL_IMX6_UART1_ADDR, FSL_IMX6_UART1_IRQ },
186             { FSL_IMX6_UART2_ADDR, FSL_IMX6_UART2_IRQ },
187             { FSL_IMX6_UART3_ADDR, FSL_IMX6_UART3_IRQ },
188             { FSL_IMX6_UART4_ADDR, FSL_IMX6_UART4_IRQ },
189             { FSL_IMX6_UART5_ADDR, FSL_IMX6_UART5_IRQ },
190         };
191 
192         qdev_prop_set_chr(DEVICE(&s->uart[i]), "chardev", serial_hd(i));
193 
194         if (!sysbus_realize(SYS_BUS_DEVICE(&s->uart[i]), errp)) {
195             return;
196         }
197 
198         sysbus_mmio_map(SYS_BUS_DEVICE(&s->uart[i]), 0, serial_table[i].addr);
199         sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0,
200                            qdev_get_gpio_in(gic, serial_table[i].irq));
201     }
202 
203     s->gpt.ccm = IMX_CCM(&s->ccm);
204 
205     if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpt), errp)) {
206         return;
207     }
208 
209     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpt), 0, FSL_IMX6_GPT_ADDR);
210     sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpt), 0,
211                        qdev_get_gpio_in(gic, FSL_IMX6_GPT_IRQ));
212 
213     /* Initialize all EPIT timers */
214     for (i = 0; i < FSL_IMX6_NUM_EPITS; i++) {
215         static const struct {
216             hwaddr addr;
217             unsigned int irq;
218         } epit_table[FSL_IMX6_NUM_EPITS] = {
219             { FSL_IMX6_EPIT1_ADDR, FSL_IMX6_EPIT1_IRQ },
220             { FSL_IMX6_EPIT2_ADDR, FSL_IMX6_EPIT2_IRQ },
221         };
222 
223         s->epit[i].ccm = IMX_CCM(&s->ccm);
224 
225         if (!sysbus_realize(SYS_BUS_DEVICE(&s->epit[i]), errp)) {
226             return;
227         }
228 
229         sysbus_mmio_map(SYS_BUS_DEVICE(&s->epit[i]), 0, epit_table[i].addr);
230         sysbus_connect_irq(SYS_BUS_DEVICE(&s->epit[i]), 0,
231                            qdev_get_gpio_in(gic, epit_table[i].irq));
232     }
233 
234     /* Initialize all I2C */
235     for (i = 0; i < FSL_IMX6_NUM_I2CS; i++) {
236         static const struct {
237             hwaddr addr;
238             unsigned int irq;
239         } i2c_table[FSL_IMX6_NUM_I2CS] = {
240             { FSL_IMX6_I2C1_ADDR, FSL_IMX6_I2C1_IRQ },
241             { FSL_IMX6_I2C2_ADDR, FSL_IMX6_I2C2_IRQ },
242             { FSL_IMX6_I2C3_ADDR, FSL_IMX6_I2C3_IRQ }
243         };
244 
245         if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c[i]), errp)) {
246             return;
247         }
248 
249         sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c[i]), 0, i2c_table[i].addr);
250         sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c[i]), 0,
251                            qdev_get_gpio_in(gic, i2c_table[i].irq));
252     }
253 
254     /* Initialize all GPIOs */
255     for (i = 0; i < FSL_IMX6_NUM_GPIOS; i++) {
256         static const struct {
257             hwaddr addr;
258             unsigned int irq_low;
259             unsigned int irq_high;
260         } gpio_table[FSL_IMX6_NUM_GPIOS] = {
261             {
262                 FSL_IMX6_GPIO1_ADDR,
263                 FSL_IMX6_GPIO1_LOW_IRQ,
264                 FSL_IMX6_GPIO1_HIGH_IRQ
265             },
266             {
267                 FSL_IMX6_GPIO2_ADDR,
268                 FSL_IMX6_GPIO2_LOW_IRQ,
269                 FSL_IMX6_GPIO2_HIGH_IRQ
270             },
271             {
272                 FSL_IMX6_GPIO3_ADDR,
273                 FSL_IMX6_GPIO3_LOW_IRQ,
274                 FSL_IMX6_GPIO3_HIGH_IRQ
275             },
276             {
277                 FSL_IMX6_GPIO4_ADDR,
278                 FSL_IMX6_GPIO4_LOW_IRQ,
279                 FSL_IMX6_GPIO4_HIGH_IRQ
280             },
281             {
282                 FSL_IMX6_GPIO5_ADDR,
283                 FSL_IMX6_GPIO5_LOW_IRQ,
284                 FSL_IMX6_GPIO5_HIGH_IRQ
285             },
286             {
287                 FSL_IMX6_GPIO6_ADDR,
288                 FSL_IMX6_GPIO6_LOW_IRQ,
289                 FSL_IMX6_GPIO6_HIGH_IRQ
290             },
291             {
292                 FSL_IMX6_GPIO7_ADDR,
293                 FSL_IMX6_GPIO7_LOW_IRQ,
294                 FSL_IMX6_GPIO7_HIGH_IRQ
295             },
296         };
297 
298         object_property_set_bool(OBJECT(&s->gpio[i]), "has-edge-sel", true,
299                                  &error_abort);
300         object_property_set_bool(OBJECT(&s->gpio[i]), "has-upper-pin-irq",
301                                  true, &error_abort);
302         if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio[i]), errp)) {
303             return;
304         }
305 
306         sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio[i]), 0, gpio_table[i].addr);
307         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio[i]), 0,
308                            qdev_get_gpio_in(gic, gpio_table[i].irq_low));
309         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio[i]), 1,
310                            qdev_get_gpio_in(gic, gpio_table[i].irq_high));
311     }
312 
313     /* Initialize all SDHC */
314     for (i = 0; i < FSL_IMX6_NUM_ESDHCS; i++) {
315         static const struct {
316             hwaddr addr;
317             unsigned int irq;
318         } esdhc_table[FSL_IMX6_NUM_ESDHCS] = {
319             { FSL_IMX6_uSDHC1_ADDR, FSL_IMX6_uSDHC1_IRQ },
320             { FSL_IMX6_uSDHC2_ADDR, FSL_IMX6_uSDHC2_IRQ },
321             { FSL_IMX6_uSDHC3_ADDR, FSL_IMX6_uSDHC3_IRQ },
322             { FSL_IMX6_uSDHC4_ADDR, FSL_IMX6_uSDHC4_IRQ },
323         };
324 
325         /* UHS-I SDIO3.0 SDR104 1.8V ADMA */
326         object_property_set_uint(OBJECT(&s->esdhc[i]), "sd-spec-version", 3,
327                                  &error_abort);
328         object_property_set_uint(OBJECT(&s->esdhc[i]), "capareg",
329                                  IMX6_ESDHC_CAPABILITIES, &error_abort);
330         if (!sysbus_realize(SYS_BUS_DEVICE(&s->esdhc[i]), errp)) {
331             return;
332         }
333         sysbus_mmio_map(SYS_BUS_DEVICE(&s->esdhc[i]), 0, esdhc_table[i].addr);
334         sysbus_connect_irq(SYS_BUS_DEVICE(&s->esdhc[i]), 0,
335                            qdev_get_gpio_in(gic, esdhc_table[i].irq));
336     }
337 
338     /* USB */
339     for (i = 0; i < FSL_IMX6_NUM_USB_PHYS; i++) {
340         sysbus_realize(SYS_BUS_DEVICE(&s->usbphy[i]), &error_abort);
341         sysbus_mmio_map(SYS_BUS_DEVICE(&s->usbphy[i]), 0,
342                         FSL_IMX6_USBPHY1_ADDR + i * 0x1000);
343     }
344     for (i = 0; i < FSL_IMX6_NUM_USBS; i++) {
345         static const int FSL_IMX6_USBn_IRQ[] = {
346             FSL_IMX6_USB_OTG_IRQ,
347             FSL_IMX6_USB_HOST1_IRQ,
348             FSL_IMX6_USB_HOST2_IRQ,
349             FSL_IMX6_USB_HOST3_IRQ,
350         };
351 
352         sysbus_realize(SYS_BUS_DEVICE(&s->usb[i]), &error_abort);
353         sysbus_mmio_map(SYS_BUS_DEVICE(&s->usb[i]), 0,
354                         FSL_IMX6_USBOH3_USB_ADDR + i * 0x200);
355         sysbus_connect_irq(SYS_BUS_DEVICE(&s->usb[i]), 0,
356                            qdev_get_gpio_in(gic, FSL_IMX6_USBn_IRQ[i]));
357     }
358 
359     /* Initialize all ECSPI */
360     for (i = 0; i < FSL_IMX6_NUM_ECSPIS; i++) {
361         static const struct {
362             hwaddr addr;
363             unsigned int irq;
364         } spi_table[FSL_IMX6_NUM_ECSPIS] = {
365             { FSL_IMX6_eCSPI1_ADDR, FSL_IMX6_ECSPI1_IRQ },
366             { FSL_IMX6_eCSPI2_ADDR, FSL_IMX6_ECSPI2_IRQ },
367             { FSL_IMX6_eCSPI3_ADDR, FSL_IMX6_ECSPI3_IRQ },
368             { FSL_IMX6_eCSPI4_ADDR, FSL_IMX6_ECSPI4_IRQ },
369             { FSL_IMX6_eCSPI5_ADDR, FSL_IMX6_ECSPI5_IRQ },
370         };
371 
372         /* Initialize the SPI */
373         if (!sysbus_realize(SYS_BUS_DEVICE(&s->spi[i]), errp)) {
374             return;
375         }
376 
377         sysbus_mmio_map(SYS_BUS_DEVICE(&s->spi[i]), 0, spi_table[i].addr);
378         sysbus_connect_irq(SYS_BUS_DEVICE(&s->spi[i]), 0,
379                            qdev_get_gpio_in(gic, spi_table[i].irq));
380     }
381 
382     object_property_set_uint(OBJECT(&s->eth), "phy-num", s->phy_num,
383                              &error_abort);
384     qemu_configure_nic_device(DEVICE(&s->eth), true, NULL);
385     if (!sysbus_realize(SYS_BUS_DEVICE(&s->eth), errp)) {
386         return;
387     }
388     sysbus_mmio_map(SYS_BUS_DEVICE(&s->eth), 0, FSL_IMX6_ENET_ADDR);
389     sysbus_connect_irq(SYS_BUS_DEVICE(&s->eth), 0,
390                        qdev_get_gpio_in(gic, FSL_IMX6_ENET_MAC_IRQ));
391     sysbus_connect_irq(SYS_BUS_DEVICE(&s->eth), 1,
392                        qdev_get_gpio_in(gic, FSL_IMX6_ENET_MAC_1588_IRQ));
393 
394     /*
395      * SNVS
396      */
397     sysbus_realize(SYS_BUS_DEVICE(&s->snvs), &error_abort);
398     sysbus_mmio_map(SYS_BUS_DEVICE(&s->snvs), 0, FSL_IMX6_SNVSHP_ADDR);
399 
400     /*
401      * Watchdog
402      */
403     for (i = 0; i < FSL_IMX6_NUM_WDTS; i++) {
404         static const hwaddr FSL_IMX6_WDOGn_ADDR[FSL_IMX6_NUM_WDTS] = {
405             FSL_IMX6_WDOG1_ADDR,
406             FSL_IMX6_WDOG2_ADDR,
407         };
408         static const int FSL_IMX6_WDOGn_IRQ[FSL_IMX6_NUM_WDTS] = {
409             FSL_IMX6_WDOG1_IRQ,
410             FSL_IMX6_WDOG2_IRQ,
411         };
412 
413         object_property_set_bool(OBJECT(&s->wdt[i]), "pretimeout-support",
414                                  true, &error_abort);
415         sysbus_realize(SYS_BUS_DEVICE(&s->wdt[i]), &error_abort);
416 
417         sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt[i]), 0, FSL_IMX6_WDOGn_ADDR[i]);
418         sysbus_connect_irq(SYS_BUS_DEVICE(&s->wdt[i]), 0,
419                            qdev_get_gpio_in(gic, FSL_IMX6_WDOGn_IRQ[i]));
420     }
421 
422     /*
423      * PCIe
424      */
425     sysbus_realize(SYS_BUS_DEVICE(&s->pcie), &error_abort);
426     sysbus_mmio_map(SYS_BUS_DEVICE(&s->pcie), 0, FSL_IMX6_PCIe_REG_ADDR);
427 
428     object_property_set_int(OBJECT(&s->pcie4_msi_irq), "num-lines", 2,
429                             &error_abort);
430     qdev_realize(DEVICE(&s->pcie4_msi_irq), NULL, &error_abort);
431 
432     irq = qdev_get_gpio_in(DEVICE(&s->a9mpcore), FSL_IMX6_PCIE4_MSI_IRQ);
433     qdev_connect_gpio_out(DEVICE(&s->pcie4_msi_irq), 0, irq);
434 
435     irq = qdev_get_gpio_in(DEVICE(&s->a9mpcore), FSL_IMX6_PCIE1_IRQ);
436     sysbus_connect_irq(SYS_BUS_DEVICE(&s->pcie), 0, irq);
437     irq = qdev_get_gpio_in(DEVICE(&s->a9mpcore), FSL_IMX6_PCIE2_IRQ);
438     sysbus_connect_irq(SYS_BUS_DEVICE(&s->pcie), 1, irq);
439     irq = qdev_get_gpio_in(DEVICE(&s->a9mpcore), FSL_IMX6_PCIE3_IRQ);
440     sysbus_connect_irq(SYS_BUS_DEVICE(&s->pcie), 2, irq);
441     irq = qdev_get_gpio_in(DEVICE(&s->pcie4_msi_irq), 0);
442     sysbus_connect_irq(SYS_BUS_DEVICE(&s->pcie), 3, irq);
443     irq = qdev_get_gpio_in(DEVICE(&s->pcie4_msi_irq), 1);
444     sysbus_connect_irq(SYS_BUS_DEVICE(&s->pcie), 4, irq);
445 
446     /*
447      * PCIe PHY
448      */
449     create_unimplemented_device("pcie-phy", FSL_IMX6_PCIe_ADDR,
450                                 FSL_IMX6_PCIe_SIZE);
451 
452     /* ROM memory */
453     if (!memory_region_init_rom(&s->rom, OBJECT(dev), "imx6.rom",
454                                 FSL_IMX6_ROM_SIZE, errp)) {
455         return;
456     }
457     memory_region_add_subregion(get_system_memory(), FSL_IMX6_ROM_ADDR,
458                                 &s->rom);
459 
460     /* CAAM memory */
461     if (!memory_region_init_rom(&s->caam, OBJECT(dev), "imx6.caam",
462                                 FSL_IMX6_CAAM_MEM_SIZE, errp)) {
463         return;
464     }
465     memory_region_add_subregion(get_system_memory(), FSL_IMX6_CAAM_MEM_ADDR,
466                                 &s->caam);
467 
468     /* OCRAM memory */
469     if (!memory_region_init_ram(&s->ocram, NULL, "imx6.ocram",
470                                 FSL_IMX6_OCRAM_SIZE, errp)) {
471         return;
472     }
473     memory_region_add_subregion(get_system_memory(), FSL_IMX6_OCRAM_ADDR,
474                                 &s->ocram);
475 
476     /* internal OCRAM (256 KB) is aliased over 1 MB */
477     memory_region_init_alias(&s->ocram_alias, OBJECT(dev), "imx6.ocram_alias",
478                              &s->ocram, 0, FSL_IMX6_OCRAM_ALIAS_SIZE);
479     memory_region_add_subregion(get_system_memory(), FSL_IMX6_OCRAM_ALIAS_ADDR,
480                                 &s->ocram_alias);
481 }
482 
483 static const Property fsl_imx6_properties[] = {
484     DEFINE_PROP_UINT32("fec-phy-num", FslIMX6State, phy_num, 0),
485 };
486 
487 static void fsl_imx6_class_init(ObjectClass *oc, const void *data)
488 {
489     DeviceClass *dc = DEVICE_CLASS(oc);
490 
491     device_class_set_props(dc, fsl_imx6_properties);
492     dc->realize = fsl_imx6_realize;
493     dc->desc = "i.MX6 SOC";
494     /* Reason: Uses serial_hd() in the realize() function */
495     dc->user_creatable = false;
496 }
497 
498 static const TypeInfo fsl_imx6_type_info = {
499     .name = TYPE_FSL_IMX6,
500     .parent = TYPE_DEVICE,
501     .instance_size = sizeof(FslIMX6State),
502     .instance_init = fsl_imx6_init,
503     .class_init = fsl_imx6_class_init,
504 };
505 
506 static void fsl_imx6_register_types(void)
507 {
508     type_register_static(&fsl_imx6_type_info);
509 }
510 
511 type_init(fsl_imx6_register_types)
512