2 * Copyright (c) 2015 Jean-Christophe Dubois <jcd@tribudubois.net>
6 * Based on hw/arm/fsl-imx31.c
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.
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
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/>.
22 #include "qemu/osdep.h"
23 #include "qapi/error.h"
24 #include "qemu-common.h"
25 #include "hw/arm/fsl-imx6.h"
26 #include "sysemu/sysemu.h"
27 #include "sysemu/char.h"
28 #include "qemu/error-report.h"
32 static void fsl_imx6_init(Object
*obj
)
34 FslIMX6State
*s
= FSL_IMX6(obj
);
38 if (smp_cpus
> FSL_IMX6_NUM_CPUS
) {
39 error_report("%s: Only %d CPUs are supported (%d requested)",
40 TYPE_FSL_IMX6
, FSL_IMX6_NUM_CPUS
, smp_cpus
);
44 for (i
= 0; i
< smp_cpus
; i
++) {
45 object_initialize(&s
->cpu
[i
], sizeof(s
->cpu
[i
]),
46 "cortex-a9-" TYPE_ARM_CPU
);
47 snprintf(name
, NAME_SIZE
, "cpu%d", i
);
48 object_property_add_child(obj
, name
, OBJECT(&s
->cpu
[i
]), NULL
);
51 object_initialize(&s
->a9mpcore
, sizeof(s
->a9mpcore
), TYPE_A9MPCORE_PRIV
);
52 qdev_set_parent_bus(DEVICE(&s
->a9mpcore
), sysbus_get_default());
53 object_property_add_child(obj
, "a9mpcore", OBJECT(&s
->a9mpcore
), NULL
);
55 object_initialize(&s
->ccm
, sizeof(s
->ccm
), TYPE_IMX6_CCM
);
56 qdev_set_parent_bus(DEVICE(&s
->ccm
), sysbus_get_default());
57 object_property_add_child(obj
, "ccm", OBJECT(&s
->ccm
), NULL
);
59 object_initialize(&s
->src
, sizeof(s
->src
), TYPE_IMX6_SRC
);
60 qdev_set_parent_bus(DEVICE(&s
->src
), sysbus_get_default());
61 object_property_add_child(obj
, "src", OBJECT(&s
->src
), NULL
);
63 for (i
= 0; i
< FSL_IMX6_NUM_UARTS
; i
++) {
64 object_initialize(&s
->uart
[i
], sizeof(s
->uart
[i
]), TYPE_IMX_SERIAL
);
65 qdev_set_parent_bus(DEVICE(&s
->uart
[i
]), sysbus_get_default());
66 snprintf(name
, NAME_SIZE
, "uart%d", i
+ 1);
67 object_property_add_child(obj
, name
, OBJECT(&s
->uart
[i
]), NULL
);
70 object_initialize(&s
->gpt
, sizeof(s
->gpt
), TYPE_IMX_GPT
);
71 qdev_set_parent_bus(DEVICE(&s
->gpt
), sysbus_get_default());
72 object_property_add_child(obj
, "gpt", OBJECT(&s
->gpt
), NULL
);
74 for (i
= 0; i
< FSL_IMX6_NUM_EPITS
; i
++) {
75 object_initialize(&s
->epit
[i
], sizeof(s
->epit
[i
]), TYPE_IMX_EPIT
);
76 qdev_set_parent_bus(DEVICE(&s
->epit
[i
]), sysbus_get_default());
77 snprintf(name
, NAME_SIZE
, "epit%d", i
+ 1);
78 object_property_add_child(obj
, name
, OBJECT(&s
->epit
[i
]), NULL
);
81 for (i
= 0; i
< FSL_IMX6_NUM_I2CS
; i
++) {
82 object_initialize(&s
->i2c
[i
], sizeof(s
->i2c
[i
]), TYPE_IMX_I2C
);
83 qdev_set_parent_bus(DEVICE(&s
->i2c
[i
]), sysbus_get_default());
84 snprintf(name
, NAME_SIZE
, "i2c%d", i
+ 1);
85 object_property_add_child(obj
, name
, OBJECT(&s
->i2c
[i
]), NULL
);
88 for (i
= 0; i
< FSL_IMX6_NUM_GPIOS
; i
++) {
89 object_initialize(&s
->gpio
[i
], sizeof(s
->gpio
[i
]), TYPE_IMX_GPIO
);
90 qdev_set_parent_bus(DEVICE(&s
->gpio
[i
]), sysbus_get_default());
91 snprintf(name
, NAME_SIZE
, "gpio%d", i
+ 1);
92 object_property_add_child(obj
, name
, OBJECT(&s
->gpio
[i
]), NULL
);
95 for (i
= 0; i
< FSL_IMX6_NUM_ESDHCS
; i
++) {
96 object_initialize(&s
->esdhc
[i
], sizeof(s
->esdhc
[i
]), TYPE_SYSBUS_SDHCI
);
97 qdev_set_parent_bus(DEVICE(&s
->esdhc
[i
]), sysbus_get_default());
98 snprintf(name
, NAME_SIZE
, "sdhc%d", i
+ 1);
99 object_property_add_child(obj
, name
, OBJECT(&s
->esdhc
[i
]), NULL
);
102 for (i
= 0; i
< FSL_IMX6_NUM_ECSPIS
; i
++) {
103 object_initialize(&s
->spi
[i
], sizeof(s
->spi
[i
]), TYPE_IMX_SPI
);
104 qdev_set_parent_bus(DEVICE(&s
->spi
[i
]), sysbus_get_default());
105 snprintf(name
, NAME_SIZE
, "spi%d", i
+ 1);
106 object_property_add_child(obj
, name
, OBJECT(&s
->spi
[i
]), NULL
);
109 object_initialize(&s
->eth
, sizeof(s
->eth
), TYPE_IMX_ENET
);
110 qdev_set_parent_bus(DEVICE(&s
->eth
), sysbus_get_default());
111 object_property_add_child(obj
, "eth", OBJECT(&s
->eth
), NULL
);
114 static void fsl_imx6_realize(DeviceState
*dev
, Error
**errp
)
116 FslIMX6State
*s
= FSL_IMX6(dev
);
120 for (i
= 0; i
< smp_cpus
; i
++) {
122 /* On uniprocessor, the CBAR is set to 0 */
124 object_property_set_int(OBJECT(&s
->cpu
[i
]), FSL_IMX6_A9MPCORE_ADDR
,
125 "reset-cbar", &error_abort
);
128 /* All CPU but CPU 0 start in power off mode */
130 object_property_set_bool(OBJECT(&s
->cpu
[i
]), true,
131 "start-powered-off", &error_abort
);
134 object_property_set_bool(OBJECT(&s
->cpu
[i
]), true, "realized", &err
);
136 error_propagate(errp
, err
);
141 object_property_set_int(OBJECT(&s
->a9mpcore
), smp_cpus
, "num-cpu",
144 object_property_set_int(OBJECT(&s
->a9mpcore
),
145 FSL_IMX6_MAX_IRQ
+ GIC_INTERNAL
, "num-irq",
148 object_property_set_bool(OBJECT(&s
->a9mpcore
), true, "realized", &err
);
150 error_propagate(errp
, err
);
153 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->a9mpcore
), 0, FSL_IMX6_A9MPCORE_ADDR
);
155 for (i
= 0; i
< smp_cpus
; i
++) {
156 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->a9mpcore
), i
,
157 qdev_get_gpio_in(DEVICE(&s
->cpu
[i
]), ARM_CPU_IRQ
));
158 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->a9mpcore
), i
+ smp_cpus
,
159 qdev_get_gpio_in(DEVICE(&s
->cpu
[i
]), ARM_CPU_FIQ
));
162 object_property_set_bool(OBJECT(&s
->ccm
), true, "realized", &err
);
164 error_propagate(errp
, err
);
167 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->ccm
), 0, FSL_IMX6_CCM_ADDR
);
169 object_property_set_bool(OBJECT(&s
->src
), true, "realized", &err
);
171 error_propagate(errp
, err
);
174 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->src
), 0, FSL_IMX6_SRC_ADDR
);
176 /* Initialize all UARTs */
177 for (i
= 0; i
< FSL_IMX6_NUM_UARTS
; i
++) {
178 static const struct {
181 } serial_table
[FSL_IMX6_NUM_UARTS
] = {
182 { FSL_IMX6_UART1_ADDR
, FSL_IMX6_UART1_IRQ
},
183 { FSL_IMX6_UART2_ADDR
, FSL_IMX6_UART2_IRQ
},
184 { FSL_IMX6_UART3_ADDR
, FSL_IMX6_UART3_IRQ
},
185 { FSL_IMX6_UART4_ADDR
, FSL_IMX6_UART4_IRQ
},
186 { FSL_IMX6_UART5_ADDR
, FSL_IMX6_UART5_IRQ
},
189 if (i
< MAX_SERIAL_PORTS
) {
190 CharDriverState
*chr
;
195 char *label
= g_strdup_printf("imx6.uart%d", i
+ 1);
196 chr
= qemu_chr_new(label
, "null", NULL
);
201 qdev_prop_set_chr(DEVICE(&s
->uart
[i
]), "chardev", chr
);
204 object_property_set_bool(OBJECT(&s
->uart
[i
]), true, "realized", &err
);
206 error_propagate(errp
, err
);
210 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->uart
[i
]), 0, serial_table
[i
].addr
);
211 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->uart
[i
]), 0,
212 qdev_get_gpio_in(DEVICE(&s
->a9mpcore
),
213 serial_table
[i
].irq
));
216 s
->gpt
.ccm
= IMX_CCM(&s
->ccm
);
218 object_property_set_bool(OBJECT(&s
->gpt
), true, "realized", &err
);
220 error_propagate(errp
, err
);
224 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->gpt
), 0, FSL_IMX6_GPT_ADDR
);
225 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->gpt
), 0,
226 qdev_get_gpio_in(DEVICE(&s
->a9mpcore
),
229 /* Initialize all EPIT timers */
230 for (i
= 0; i
< FSL_IMX6_NUM_EPITS
; i
++) {
231 static const struct {
234 } epit_table
[FSL_IMX6_NUM_EPITS
] = {
235 { FSL_IMX6_EPIT1_ADDR
, FSL_IMX6_EPIT1_IRQ
},
236 { FSL_IMX6_EPIT2_ADDR
, FSL_IMX6_EPIT2_IRQ
},
239 s
->epit
[i
].ccm
= IMX_CCM(&s
->ccm
);
241 object_property_set_bool(OBJECT(&s
->epit
[i
]), true, "realized", &err
);
243 error_propagate(errp
, err
);
247 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->epit
[i
]), 0, epit_table
[i
].addr
);
248 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->epit
[i
]), 0,
249 qdev_get_gpio_in(DEVICE(&s
->a9mpcore
),
253 /* Initialize all I2C */
254 for (i
= 0; i
< FSL_IMX6_NUM_I2CS
; i
++) {
255 static const struct {
258 } i2c_table
[FSL_IMX6_NUM_I2CS
] = {
259 { FSL_IMX6_I2C1_ADDR
, FSL_IMX6_I2C1_IRQ
},
260 { FSL_IMX6_I2C2_ADDR
, FSL_IMX6_I2C2_IRQ
},
261 { FSL_IMX6_I2C3_ADDR
, FSL_IMX6_I2C3_IRQ
}
264 object_property_set_bool(OBJECT(&s
->i2c
[i
]), true, "realized", &err
);
266 error_propagate(errp
, err
);
270 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->i2c
[i
]), 0, i2c_table
[i
].addr
);
271 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->i2c
[i
]), 0,
272 qdev_get_gpio_in(DEVICE(&s
->a9mpcore
),
276 /* Initialize all GPIOs */
277 for (i
= 0; i
< FSL_IMX6_NUM_GPIOS
; i
++) {
278 static const struct {
280 unsigned int irq_low
;
281 unsigned int irq_high
;
282 } gpio_table
[FSL_IMX6_NUM_GPIOS
] = {
285 FSL_IMX6_GPIO1_LOW_IRQ
,
286 FSL_IMX6_GPIO1_HIGH_IRQ
290 FSL_IMX6_GPIO2_LOW_IRQ
,
291 FSL_IMX6_GPIO2_HIGH_IRQ
295 FSL_IMX6_GPIO3_LOW_IRQ
,
296 FSL_IMX6_GPIO3_HIGH_IRQ
300 FSL_IMX6_GPIO4_LOW_IRQ
,
301 FSL_IMX6_GPIO4_HIGH_IRQ
305 FSL_IMX6_GPIO5_LOW_IRQ
,
306 FSL_IMX6_GPIO5_HIGH_IRQ
310 FSL_IMX6_GPIO6_LOW_IRQ
,
311 FSL_IMX6_GPIO6_HIGH_IRQ
315 FSL_IMX6_GPIO7_LOW_IRQ
,
316 FSL_IMX6_GPIO7_HIGH_IRQ
320 object_property_set_bool(OBJECT(&s
->gpio
[i
]), true, "has-edge-sel",
322 object_property_set_bool(OBJECT(&s
->gpio
[i
]), true, "has-upper-pin-irq",
324 object_property_set_bool(OBJECT(&s
->gpio
[i
]), true, "realized", &err
);
326 error_propagate(errp
, err
);
330 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->gpio
[i
]), 0, gpio_table
[i
].addr
);
331 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->gpio
[i
]), 0,
332 qdev_get_gpio_in(DEVICE(&s
->a9mpcore
),
333 gpio_table
[i
].irq_low
));
334 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->gpio
[i
]), 1,
335 qdev_get_gpio_in(DEVICE(&s
->a9mpcore
),
336 gpio_table
[i
].irq_high
));
339 /* Initialize all SDHC */
340 for (i
= 0; i
< FSL_IMX6_NUM_ESDHCS
; i
++) {
341 static const struct {
344 } esdhc_table
[FSL_IMX6_NUM_ESDHCS
] = {
345 { FSL_IMX6_uSDHC1_ADDR
, FSL_IMX6_uSDHC1_IRQ
},
346 { FSL_IMX6_uSDHC2_ADDR
, FSL_IMX6_uSDHC2_IRQ
},
347 { FSL_IMX6_uSDHC3_ADDR
, FSL_IMX6_uSDHC3_IRQ
},
348 { FSL_IMX6_uSDHC4_ADDR
, FSL_IMX6_uSDHC4_IRQ
},
351 object_property_set_bool(OBJECT(&s
->esdhc
[i
]), true, "realized", &err
);
353 error_propagate(errp
, err
);
356 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->esdhc
[i
]), 0, esdhc_table
[i
].addr
);
357 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->esdhc
[i
]), 0,
358 qdev_get_gpio_in(DEVICE(&s
->a9mpcore
),
359 esdhc_table
[i
].irq
));
362 /* Initialize all ECSPI */
363 for (i
= 0; i
< FSL_IMX6_NUM_ECSPIS
; i
++) {
364 static const struct {
367 } spi_table
[FSL_IMX6_NUM_ECSPIS
] = {
368 { FSL_IMX6_eCSPI1_ADDR
, FSL_IMX6_ECSPI1_IRQ
},
369 { FSL_IMX6_eCSPI2_ADDR
, FSL_IMX6_ECSPI2_IRQ
},
370 { FSL_IMX6_eCSPI3_ADDR
, FSL_IMX6_ECSPI3_IRQ
},
371 { FSL_IMX6_eCSPI4_ADDR
, FSL_IMX6_ECSPI4_IRQ
},
372 { FSL_IMX6_eCSPI5_ADDR
, FSL_IMX6_ECSPI5_IRQ
},
375 /* Initialize the SPI */
376 object_property_set_bool(OBJECT(&s
->spi
[i
]), true, "realized", &err
);
378 error_propagate(errp
, err
);
382 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->spi
[i
]), 0, spi_table
[i
].addr
);
383 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->spi
[i
]), 0,
384 qdev_get_gpio_in(DEVICE(&s
->a9mpcore
),
388 object_property_set_bool(OBJECT(&s
->eth
), true, "realized", &err
);
390 error_propagate(errp
, err
);
393 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->eth
), 0, FSL_IMX6_ENET_ADDR
);
394 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->eth
), 0,
395 qdev_get_gpio_in(DEVICE(&s
->a9mpcore
),
396 FSL_IMX6_ENET_MAC_IRQ
));
397 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->eth
), 1,
398 qdev_get_gpio_in(DEVICE(&s
->a9mpcore
),
399 FSL_IMX6_ENET_MAC_1588_IRQ
));
402 memory_region_init_rom_device(&s
->rom
, NULL
, NULL
, NULL
, "imx6.rom",
403 FSL_IMX6_ROM_SIZE
, &err
);
405 error_propagate(errp
, err
);
408 memory_region_add_subregion(get_system_memory(), FSL_IMX6_ROM_ADDR
,
412 memory_region_init_rom_device(&s
->caam
, NULL
, NULL
, NULL
, "imx6.caam",
413 FSL_IMX6_CAAM_MEM_SIZE
, &err
);
415 error_propagate(errp
, err
);
418 memory_region_add_subregion(get_system_memory(), FSL_IMX6_CAAM_MEM_ADDR
,
422 memory_region_init_ram(&s
->ocram
, NULL
, "imx6.ocram", FSL_IMX6_OCRAM_SIZE
,
425 error_propagate(errp
, err
);
428 memory_region_add_subregion(get_system_memory(), FSL_IMX6_OCRAM_ADDR
,
430 vmstate_register_ram_global(&s
->ocram
);
432 /* internal OCRAM (256 KB) is aliased over 1 MB */
433 memory_region_init_alias(&s
->ocram_alias
, NULL
, "imx6.ocram_alias",
434 &s
->ocram
, 0, FSL_IMX6_OCRAM_ALIAS_SIZE
);
435 memory_region_add_subregion(get_system_memory(), FSL_IMX6_OCRAM_ALIAS_ADDR
,
439 static void fsl_imx6_class_init(ObjectClass
*oc
, void *data
)
441 DeviceClass
*dc
= DEVICE_CLASS(oc
);
443 dc
->realize
= fsl_imx6_realize
;
446 * Reason: creates an ARM CPU, thus use after free(), see
447 * arm_cpu_class_init()
449 dc
->cannot_destroy_with_object_finalize_yet
= true;
450 dc
->desc
= "i.MX6 SOC";
453 static const TypeInfo fsl_imx6_type_info
= {
454 .name
= TYPE_FSL_IMX6
,
455 .parent
= TYPE_DEVICE
,
456 .instance_size
= sizeof(FslIMX6State
),
457 .instance_init
= fsl_imx6_init
,
458 .class_init
= fsl_imx6_class_init
,
461 static void fsl_imx6_register_types(void)
463 type_register_static(&fsl_imx6_type_info
);
466 type_init(fsl_imx6_register_types
)