xref: /openbmc/qemu/hw/arm/aspeed.c (revision 174d2d68)
1 /*
2  * OpenPOWER Palmetto BMC
3  *
4  * Andrew Jeffery <andrew@aj.id.au>
5  *
6  * Copyright 2016 IBM Corp.
7  *
8  * This code is licensed under the GPL version 2 or later.  See
9  * the COPYING file in the top-level directory.
10  */
11 
12 #include "qemu/osdep.h"
13 #include "qapi/error.h"
14 #include "cpu.h"
15 #include "exec/address-spaces.h"
16 #include "hw/arm/boot.h"
17 #include "hw/arm/aspeed.h"
18 #include "hw/arm/aspeed_soc.h"
19 #include "hw/boards.h"
20 #include "hw/i2c/smbus_eeprom.h"
21 #include "hw/misc/pca9552.h"
22 #include "hw/misc/tmp105.h"
23 #include "hw/qdev-properties.h"
24 #include "qemu/log.h"
25 #include "sysemu/block-backend.h"
26 #include "sysemu/sysemu.h"
27 #include "hw/loader.h"
28 #include "qemu/error-report.h"
29 #include "qemu/units.h"
30 
31 static struct arm_boot_info aspeed_board_binfo = {
32     .board_id = -1, /* device-tree-only board */
33 };
34 
35 struct AspeedBoardState {
36     AspeedSoCState soc;
37     MemoryRegion ram_container;
38     MemoryRegion max_ram;
39 };
40 
41 /* Palmetto hardware value: 0x120CE416 */
42 #define PALMETTO_BMC_HW_STRAP1 (                                        \
43         SCU_AST2400_HW_STRAP_DRAM_SIZE(DRAM_SIZE_256MB) |               \
44         SCU_AST2400_HW_STRAP_DRAM_CONFIG(2 /* DDR3 with CL=6, CWL=5 */) | \
45         SCU_AST2400_HW_STRAP_ACPI_DIS |                                 \
46         SCU_AST2400_HW_STRAP_SET_CLK_SOURCE(AST2400_CLK_48M_IN) |       \
47         SCU_HW_STRAP_VGA_CLASS_CODE |                                   \
48         SCU_HW_STRAP_LPC_RESET_PIN |                                    \
49         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_M_S_EN) |                \
50         SCU_AST2400_HW_STRAP_SET_CPU_AHB_RATIO(AST2400_CPU_AHB_RATIO_2_1) | \
51         SCU_HW_STRAP_SPI_WIDTH |                                        \
52         SCU_HW_STRAP_VGA_SIZE_SET(VGA_16M_DRAM) |                       \
53         SCU_AST2400_HW_STRAP_BOOT_MODE(AST2400_SPI_BOOT))
54 
55 /* AST2500 evb hardware value: 0xF100C2E6 */
56 #define AST2500_EVB_HW_STRAP1 ((                                        \
57         AST2500_HW_STRAP1_DEFAULTS |                                    \
58         SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE |                     \
59         SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE |                        \
60         SCU_AST2500_HW_STRAP_UART_DEBUG |                               \
61         SCU_AST2500_HW_STRAP_DDR4_ENABLE |                              \
62         SCU_HW_STRAP_MAC1_RGMII |                                       \
63         SCU_HW_STRAP_MAC0_RGMII) &                                      \
64         ~SCU_HW_STRAP_2ND_BOOT_WDT)
65 
66 /* Romulus hardware value: 0xF10AD206 */
67 #define ROMULUS_BMC_HW_STRAP1 (                                         \
68         AST2500_HW_STRAP1_DEFAULTS |                                    \
69         SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE |                     \
70         SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE |                        \
71         SCU_AST2500_HW_STRAP_UART_DEBUG |                               \
72         SCU_AST2500_HW_STRAP_DDR4_ENABLE |                              \
73         SCU_AST2500_HW_STRAP_ACPI_ENABLE |                              \
74         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER))
75 
76 /* Swift hardware value: 0xF11AD206 */
77 #define SWIFT_BMC_HW_STRAP1 (                                           \
78         AST2500_HW_STRAP1_DEFAULTS |                                    \
79         SCU_AST2500_HW_STRAP_SPI_AUTOFETCH_ENABLE |                     \
80         SCU_AST2500_HW_STRAP_GPIO_STRAP_ENABLE |                        \
81         SCU_AST2500_HW_STRAP_UART_DEBUG |                               \
82         SCU_AST2500_HW_STRAP_DDR4_ENABLE |                              \
83         SCU_H_PLL_BYPASS_EN |                                           \
84         SCU_AST2500_HW_STRAP_ACPI_ENABLE |                              \
85         SCU_HW_STRAP_SPI_MODE(SCU_HW_STRAP_SPI_MASTER))
86 
87 /* Witherspoon hardware value: 0xF10AD216 (but use romulus definition) */
88 #define WITHERSPOON_BMC_HW_STRAP1 ROMULUS_BMC_HW_STRAP1
89 
90 /* AST2600 evb hardware value */
91 #define AST2600_EVB_HW_STRAP1 0x000000C0
92 #define AST2600_EVB_HW_STRAP2 0x00000003
93 
94 /* Tacoma hardware value */
95 #define TACOMA_BMC_HW_STRAP1  0x00000000
96 #define TACOMA_BMC_HW_STRAP2  0x00000000
97 
98 /*
99  * The max ram region is for firmwares that scan the address space
100  * with load/store to guess how much RAM the SoC has.
101  */
102 static uint64_t max_ram_read(void *opaque, hwaddr offset, unsigned size)
103 {
104     return 0;
105 }
106 
107 static void max_ram_write(void *opaque, hwaddr offset, uint64_t value,
108                            unsigned size)
109 {
110     /* Discard writes */
111 }
112 
113 static const MemoryRegionOps max_ram_ops = {
114     .read = max_ram_read,
115     .write = max_ram_write,
116     .endianness = DEVICE_NATIVE_ENDIAN,
117 };
118 
119 #define FIRMWARE_ADDR 0x0
120 
121 static void write_boot_rom(DriveInfo *dinfo, hwaddr addr, size_t rom_size,
122                            Error **errp)
123 {
124     BlockBackend *blk = blk_by_legacy_dinfo(dinfo);
125     uint8_t *storage;
126     int64_t size;
127 
128     /* The block backend size should have already been 'validated' by
129      * the creation of the m25p80 object.
130      */
131     size = blk_getlength(blk);
132     if (size <= 0) {
133         error_setg(errp, "failed to get flash size");
134         return;
135     }
136 
137     if (rom_size > size) {
138         rom_size = size;
139     }
140 
141     storage = g_new0(uint8_t, rom_size);
142     if (blk_pread(blk, 0, storage, rom_size) < 0) {
143         error_setg(errp, "failed to read the initial flash content");
144         return;
145     }
146 
147     rom_add_blob_fixed("aspeed.boot_rom", storage, rom_size, addr);
148     g_free(storage);
149 }
150 
151 static void aspeed_board_init_flashes(AspeedSMCState *s, const char *flashtype,
152                                       Error **errp)
153 {
154     int i ;
155 
156     for (i = 0; i < s->num_cs; ++i) {
157         AspeedSMCFlash *fl = &s->flashes[i];
158         DriveInfo *dinfo = drive_get_next(IF_MTD);
159         qemu_irq cs_line;
160 
161         fl->flash = ssi_create_slave_no_init(s->spi, flashtype);
162         if (dinfo) {
163             qdev_prop_set_drive(fl->flash, "drive", blk_by_legacy_dinfo(dinfo),
164                                 errp);
165         }
166         qdev_init_nofail(fl->flash);
167 
168         cs_line = qdev_get_gpio_in_named(fl->flash, SSI_GPIO_CS, 0);
169         sysbus_connect_irq(SYS_BUS_DEVICE(s), i + 1, cs_line);
170     }
171 }
172 
173 static void sdhci_attach_drive(SDHCIState *sdhci, DriveInfo *dinfo)
174 {
175         DeviceState *card;
176 
177         card = qdev_create(qdev_get_child_bus(DEVICE(sdhci), "sd-bus"),
178                            TYPE_SD_CARD);
179         if (dinfo) {
180             qdev_prop_set_drive(card, "drive", blk_by_legacy_dinfo(dinfo),
181                                 &error_fatal);
182         }
183         object_property_set_bool(OBJECT(card), true, "realized", &error_fatal);
184 }
185 
186 static void aspeed_machine_init(MachineState *machine)
187 {
188     AspeedBoardState *bmc;
189     AspeedMachineClass *amc = ASPEED_MACHINE_GET_CLASS(machine);
190     AspeedSoCClass *sc;
191     DriveInfo *drive0 = drive_get(IF_MTD, 0, 0);
192     ram_addr_t max_ram_size;
193     int i;
194 
195     bmc = g_new0(AspeedBoardState, 1);
196 
197     memory_region_init(&bmc->ram_container, NULL, "aspeed-ram-container",
198                        UINT32_MAX);
199     memory_region_add_subregion(&bmc->ram_container, 0, machine->ram);
200 
201     object_initialize_child(OBJECT(machine), "soc", &bmc->soc,
202                             (sizeof(bmc->soc)), amc->soc_name, &error_abort,
203                             NULL);
204 
205     sc = ASPEED_SOC_GET_CLASS(&bmc->soc);
206 
207     /*
208      * This will error out if isize is not supported by memory controller.
209      */
210     object_property_set_uint(OBJECT(&bmc->soc), ram_size, "ram-size",
211                              &error_fatal);
212 
213     object_property_set_int(OBJECT(&bmc->soc), amc->hw_strap1, "hw-strap1",
214                             &error_abort);
215     object_property_set_int(OBJECT(&bmc->soc), amc->hw_strap2, "hw-strap2",
216                             &error_abort);
217     object_property_set_int(OBJECT(&bmc->soc), amc->num_cs, "num-cs",
218                             &error_abort);
219     object_property_set_int(OBJECT(&bmc->soc), machine->smp.cpus, "num-cpus",
220                             &error_abort);
221     object_property_set_link(OBJECT(&bmc->soc), OBJECT(&bmc->ram_container),
222                              "dram", &error_abort);
223     if (machine->kernel_filename) {
224         /*
225          * When booting with a -kernel command line there is no u-boot
226          * that runs to unlock the SCU. In this case set the default to
227          * be unlocked as the kernel expects
228          */
229         object_property_set_int(OBJECT(&bmc->soc), ASPEED_SCU_PROT_KEY,
230                                 "hw-prot-key", &error_abort);
231     }
232     object_property_set_bool(OBJECT(&bmc->soc), true, "realized",
233                              &error_abort);
234 
235     memory_region_add_subregion(get_system_memory(),
236                                 sc->memmap[ASPEED_SDRAM],
237                                 &bmc->ram_container);
238 
239     max_ram_size = object_property_get_uint(OBJECT(&bmc->soc), "max-ram-size",
240                                             &error_abort);
241     memory_region_init_io(&bmc->max_ram, NULL, &max_ram_ops, NULL,
242                           "max_ram", max_ram_size  - ram_size);
243     memory_region_add_subregion(&bmc->ram_container, ram_size, &bmc->max_ram);
244 
245     aspeed_board_init_flashes(&bmc->soc.fmc, amc->fmc_model, &error_abort);
246     aspeed_board_init_flashes(&bmc->soc.spi[0], amc->spi_model, &error_abort);
247 
248     /* Install first FMC flash content as a boot rom. */
249     if (drive0) {
250         AspeedSMCFlash *fl = &bmc->soc.fmc.flashes[0];
251         MemoryRegion *boot_rom = g_new(MemoryRegion, 1);
252 
253         /*
254          * create a ROM region using the default mapping window size of
255          * the flash module. The window size is 64MB for the AST2400
256          * SoC and 128MB for the AST2500 SoC, which is twice as big as
257          * needed by the flash modules of the Aspeed machines.
258          */
259         if (ASPEED_MACHINE(machine)->mmio_exec) {
260             memory_region_init_alias(boot_rom, OBJECT(bmc), "aspeed.boot_rom",
261                                      &fl->mmio, 0, fl->size);
262             memory_region_add_subregion(get_system_memory(), FIRMWARE_ADDR,
263                                         boot_rom);
264         } else {
265             memory_region_init_rom(boot_rom, OBJECT(bmc), "aspeed.boot_rom",
266                                    fl->size, &error_abort);
267             memory_region_add_subregion(get_system_memory(), FIRMWARE_ADDR,
268                                         boot_rom);
269             write_boot_rom(drive0, FIRMWARE_ADDR, fl->size, &error_abort);
270         }
271     }
272 
273     aspeed_board_binfo.ram_size = ram_size;
274     aspeed_board_binfo.loader_start = sc->memmap[ASPEED_SDRAM];
275     aspeed_board_binfo.nb_cpus = bmc->soc.num_cpus;
276 
277     if (amc->i2c_init) {
278         amc->i2c_init(bmc);
279     }
280 
281     for (i = 0; i < bmc->soc.sdhci.num_slots; i++) {
282         sdhci_attach_drive(&bmc->soc.sdhci.slots[i], drive_get_next(IF_SD));
283     }
284 
285     if (bmc->soc.emmc.num_slots) {
286         sdhci_attach_drive(&bmc->soc.emmc.slots[0], drive_get_next(IF_SD));
287     }
288 
289     arm_load_kernel(ARM_CPU(first_cpu), machine, &aspeed_board_binfo);
290 }
291 
292 static void palmetto_bmc_i2c_init(AspeedBoardState *bmc)
293 {
294     AspeedSoCState *soc = &bmc->soc;
295     DeviceState *dev;
296     uint8_t *eeprom_buf = g_malloc0(32 * 1024);
297 
298     /* The palmetto platform expects a ds3231 RTC but a ds1338 is
299      * enough to provide basic RTC features. Alarms will be missing */
300     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 0), "ds1338", 0x68);
301 
302     smbus_eeprom_init_one(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 0), 0x50,
303                           eeprom_buf);
304 
305     /* add a TMP423 temperature sensor */
306     dev = i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 2),
307                            "tmp423", 0x4c);
308     object_property_set_int(OBJECT(dev), 31000, "temperature0", &error_abort);
309     object_property_set_int(OBJECT(dev), 28000, "temperature1", &error_abort);
310     object_property_set_int(OBJECT(dev), 20000, "temperature2", &error_abort);
311     object_property_set_int(OBJECT(dev), 110000, "temperature3", &error_abort);
312 }
313 
314 static void ast2500_evb_i2c_init(AspeedBoardState *bmc)
315 {
316     AspeedSoCState *soc = &bmc->soc;
317     uint8_t *eeprom_buf = g_malloc0(8 * 1024);
318 
319     smbus_eeprom_init_one(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 3), 0x50,
320                           eeprom_buf);
321 
322     /* The AST2500 EVB expects a LM75 but a TMP105 is compatible */
323     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 7),
324                      TYPE_TMP105, 0x4d);
325 
326     /* The AST2500 EVB does not have an RTC. Let's pretend that one is
327      * plugged on the I2C bus header */
328     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), "ds1338", 0x32);
329 }
330 
331 static void ast2600_evb_i2c_init(AspeedBoardState *bmc)
332 {
333     /* Start with some devices on our I2C busses */
334     ast2500_evb_i2c_init(bmc);
335 }
336 
337 static void romulus_bmc_i2c_init(AspeedBoardState *bmc)
338 {
339     AspeedSoCState *soc = &bmc->soc;
340 
341     /* The romulus board expects Epson RX8900 I2C RTC but a ds1338 is
342      * good enough */
343     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), "ds1338", 0x32);
344 }
345 
346 static void swift_bmc_i2c_init(AspeedBoardState *bmc)
347 {
348     AspeedSoCState *soc = &bmc->soc;
349 
350     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 3), "pca9552", 0x60);
351 
352     /* The swift board expects a TMP275 but a TMP105 is compatible */
353     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 7), "tmp105", 0x48);
354     /* The swift board expects a pca9551 but a pca9552 is compatible */
355     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 7), "pca9552", 0x60);
356 
357     /* The swift board expects an Epson RX8900 RTC but a ds1338 is compatible */
358     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 8), "ds1338", 0x32);
359     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 8), "pca9552", 0x60);
360 
361     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 9), "tmp423", 0x4c);
362     /* The swift board expects a pca9539 but a pca9552 is compatible */
363     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 9), "pca9552", 0x74);
364 
365     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 10), "tmp423", 0x4c);
366     /* The swift board expects a pca9539 but a pca9552 is compatible */
367     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 10), "pca9552",
368                      0x74);
369 
370     /* The swift board expects a TMP275 but a TMP105 is compatible */
371     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 12), "tmp105", 0x48);
372     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 12), "tmp105", 0x4a);
373 }
374 
375 static void witherspoon_bmc_i2c_init(AspeedBoardState *bmc)
376 {
377     AspeedSoCState *soc = &bmc->soc;
378     uint8_t *eeprom_buf = g_malloc0(8 * 1024);
379 
380     /* Bus 3: TODO bmp280@77 */
381     /* Bus 3: TODO max31785@52 */
382     /* Bus 3: TODO dps310@76 */
383     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 3), TYPE_PCA9552,
384                      0x60);
385 
386     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 4), "tmp423", 0x4c);
387     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 5), "tmp423", 0x4c);
388 
389     /* The Witherspoon expects a TMP275 but a TMP105 is compatible */
390     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 9), TYPE_TMP105,
391                      0x4a);
392 
393     /* The witherspoon board expects Epson RX8900 I2C RTC but a ds1338 is
394      * good enough */
395     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), "ds1338", 0x32);
396 
397     smbus_eeprom_init_one(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), 0x51,
398                           eeprom_buf);
399     i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), TYPE_PCA9552,
400                      0x60);
401     /* Bus 11: TODO ucd90160@64 */
402 }
403 
404 static bool aspeed_get_mmio_exec(Object *obj, Error **errp)
405 {
406     return ASPEED_MACHINE(obj)->mmio_exec;
407 }
408 
409 static void aspeed_set_mmio_exec(Object *obj, bool value, Error **errp)
410 {
411     ASPEED_MACHINE(obj)->mmio_exec = value;
412 }
413 
414 static void aspeed_machine_instance_init(Object *obj)
415 {
416     ASPEED_MACHINE(obj)->mmio_exec = false;
417 }
418 
419 static void aspeed_machine_class_props_init(ObjectClass *oc)
420 {
421     object_class_property_add_bool(oc, "execute-in-place",
422                                    aspeed_get_mmio_exec,
423                                    aspeed_set_mmio_exec, &error_abort);
424     object_class_property_set_description(oc, "execute-in-place",
425                            "boot directly from CE0 flash device", &error_abort);
426 }
427 
428 static void aspeed_machine_class_init(ObjectClass *oc, void *data)
429 {
430     MachineClass *mc = MACHINE_CLASS(oc);
431 
432     mc->init = aspeed_machine_init;
433     mc->max_cpus = ASPEED_CPUS_NUM;
434     mc->no_floppy = 1;
435     mc->no_cdrom = 1;
436     mc->no_parallel = 1;
437     mc->default_ram_id = "ram";
438 
439     aspeed_machine_class_props_init(oc);
440 }
441 
442 static void aspeed_machine_palmetto_class_init(ObjectClass *oc, void *data)
443 {
444     MachineClass *mc = MACHINE_CLASS(oc);
445     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
446 
447     mc->desc       = "OpenPOWER Palmetto BMC (ARM926EJ-S)";
448     amc->soc_name  = "ast2400-a1";
449     amc->hw_strap1 = PALMETTO_BMC_HW_STRAP1;
450     amc->fmc_model = "n25q256a";
451     amc->spi_model = "mx25l25635e";
452     amc->num_cs    = 1;
453     amc->i2c_init  = palmetto_bmc_i2c_init;
454     mc->default_ram_size       = 256 * MiB;
455 };
456 
457 static void aspeed_machine_ast2500_evb_class_init(ObjectClass *oc, void *data)
458 {
459     MachineClass *mc = MACHINE_CLASS(oc);
460     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
461 
462     mc->desc       = "Aspeed AST2500 EVB (ARM1176)";
463     amc->soc_name  = "ast2500-a1";
464     amc->hw_strap1 = AST2500_EVB_HW_STRAP1;
465     amc->fmc_model = "w25q256";
466     amc->spi_model = "mx25l25635e";
467     amc->num_cs    = 1;
468     amc->i2c_init  = ast2500_evb_i2c_init;
469     mc->default_ram_size       = 512 * MiB;
470 };
471 
472 static void aspeed_machine_romulus_class_init(ObjectClass *oc, void *data)
473 {
474     MachineClass *mc = MACHINE_CLASS(oc);
475     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
476 
477     mc->desc       = "OpenPOWER Romulus BMC (ARM1176)";
478     amc->soc_name  = "ast2500-a1";
479     amc->hw_strap1 = ROMULUS_BMC_HW_STRAP1;
480     amc->fmc_model = "n25q256a";
481     amc->spi_model = "mx66l1g45g";
482     amc->num_cs    = 2;
483     amc->i2c_init  = romulus_bmc_i2c_init;
484     mc->default_ram_size       = 512 * MiB;
485 };
486 
487 static void aspeed_machine_swift_class_init(ObjectClass *oc, void *data)
488 {
489     MachineClass *mc = MACHINE_CLASS(oc);
490     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
491 
492     mc->desc       = "OpenPOWER Swift BMC (ARM1176)";
493     amc->soc_name  = "ast2500-a1";
494     amc->hw_strap1 = SWIFT_BMC_HW_STRAP1;
495     amc->fmc_model = "mx66l1g45g";
496     amc->spi_model = "mx66l1g45g";
497     amc->num_cs    = 2;
498     amc->i2c_init  = swift_bmc_i2c_init;
499     mc->default_ram_size       = 512 * MiB;
500 };
501 
502 static void aspeed_machine_witherspoon_class_init(ObjectClass *oc, void *data)
503 {
504     MachineClass *mc = MACHINE_CLASS(oc);
505     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
506 
507     mc->desc       = "OpenPOWER Witherspoon BMC (ARM1176)";
508     amc->soc_name  = "ast2500-a1";
509     amc->hw_strap1 = WITHERSPOON_BMC_HW_STRAP1;
510     amc->fmc_model = "mx25l25635e";
511     amc->spi_model = "mx66l1g45g";
512     amc->num_cs    = 2;
513     amc->i2c_init  = witherspoon_bmc_i2c_init;
514     mc->default_ram_size = 512 * MiB;
515 };
516 
517 static void aspeed_machine_ast2600_evb_class_init(ObjectClass *oc, void *data)
518 {
519     MachineClass *mc = MACHINE_CLASS(oc);
520     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
521 
522     mc->desc       = "Aspeed AST2600 EVB (Cortex A7)";
523     amc->soc_name  = "ast2600-a0";
524     amc->hw_strap1 = AST2600_EVB_HW_STRAP1;
525     amc->hw_strap2 = AST2600_EVB_HW_STRAP2;
526     amc->fmc_model = "w25q512jv";
527     amc->spi_model = "mx66u51235f";
528     amc->num_cs    = 1;
529     amc->i2c_init  = ast2600_evb_i2c_init;
530     mc->default_ram_size = 1 * GiB;
531 };
532 
533 static void aspeed_machine_tacoma_class_init(ObjectClass *oc, void *data)
534 {
535     MachineClass *mc = MACHINE_CLASS(oc);
536     AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
537 
538     mc->desc       = "Aspeed AST2600 EVB (Cortex A7)";
539     amc->soc_name  = "ast2600-a0";
540     amc->hw_strap1 = TACOMA_BMC_HW_STRAP1;
541     amc->hw_strap2 = TACOMA_BMC_HW_STRAP2;
542     amc->fmc_model = "mx66l1g45g";
543     amc->spi_model = "mx66l1g45g";
544     amc->num_cs    = 2;
545     amc->i2c_init  = witherspoon_bmc_i2c_init; /* Same board layout */
546     mc->default_ram_size = 1 * GiB;
547 };
548 
549 static const TypeInfo aspeed_machine_types[] = {
550     {
551         .name          = MACHINE_TYPE_NAME("palmetto-bmc"),
552         .parent        = TYPE_ASPEED_MACHINE,
553         .class_init    = aspeed_machine_palmetto_class_init,
554     }, {
555         .name          = MACHINE_TYPE_NAME("ast2500-evb"),
556         .parent        = TYPE_ASPEED_MACHINE,
557         .class_init    = aspeed_machine_ast2500_evb_class_init,
558     }, {
559         .name          = MACHINE_TYPE_NAME("romulus-bmc"),
560         .parent        = TYPE_ASPEED_MACHINE,
561         .class_init    = aspeed_machine_romulus_class_init,
562     }, {
563         .name          = MACHINE_TYPE_NAME("swift-bmc"),
564         .parent        = TYPE_ASPEED_MACHINE,
565         .class_init    = aspeed_machine_swift_class_init,
566     }, {
567         .name          = MACHINE_TYPE_NAME("witherspoon-bmc"),
568         .parent        = TYPE_ASPEED_MACHINE,
569         .class_init    = aspeed_machine_witherspoon_class_init,
570     }, {
571         .name          = MACHINE_TYPE_NAME("ast2600-evb"),
572         .parent        = TYPE_ASPEED_MACHINE,
573         .class_init    = aspeed_machine_ast2600_evb_class_init,
574     }, {
575         .name          = MACHINE_TYPE_NAME("tacoma-bmc"),
576         .parent        = TYPE_ASPEED_MACHINE,
577         .class_init    = aspeed_machine_tacoma_class_init,
578     }, {
579         .name          = TYPE_ASPEED_MACHINE,
580         .parent        = TYPE_MACHINE,
581         .instance_size = sizeof(AspeedMachine),
582         .instance_init = aspeed_machine_instance_init,
583         .class_size    = sizeof(AspeedMachineClass),
584         .class_init    = aspeed_machine_class_init,
585         .abstract      = true,
586     }
587 };
588 
589 DEFINE_TYPES(aspeed_machine_types)
590