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qemu/hw/arm/aspeed_ast2600_bletchley.c

98 lines
3.0 KiB
C

/*
* Facebook Bletchley
*
* Copyright 2016 IBM Corp.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "hw/arm/machines-qom.h"
#include "hw/arm/aspeed.h"
#include "hw/arm/aspeed_soc.h"
#include "hw/gpio/pca9552.h"
#include "hw/nvram/eeprom_at24c.h"
#define TYPE_TMP421 "tmp421"
/* Bletchley hardware value */
#define BLETCHLEY_BMC_HW_STRAP1 0x00002000
#define BLETCHLEY_BMC_HW_STRAP2 0x00000801
#define BLETCHLEY_BMC_RAM_SIZE ASPEED_RAM_SIZE(2 * GiB)
static void bletchley_bmc_i2c_init(AspeedMachineState *bmc)
{
AspeedSoCState *soc = bmc->soc;
I2CBus *i2c[13] = {};
for (int i = 0; i < 13; i++) {
if ((i == 8) || (i == 11)) {
continue;
}
i2c[i] = aspeed_i2c_get_bus(&soc->i2c, i);
}
/* Bus 0 - 5 all have the same config. */
for (int i = 0; i < 6; i++) {
/* Missing model: ti,ina230 @ 0x45 */
/* Missing model: mps,mp5023 @ 0x40 */
i2c_slave_create_simple(i2c[i], TYPE_TMP421, 0x4f);
/* Missing model: nxp,pca9539 @ 0x76, but PCA9552 works enough */
i2c_slave_create_simple(i2c[i], TYPE_PCA9552, 0x76);
i2c_slave_create_simple(i2c[i], TYPE_PCA9552, 0x67);
/* Missing model: fsc,fusb302 @ 0x22 */
}
/* Bus 6 */
at24c_eeprom_init(i2c[6], 0x56, 65536);
/* Missing model: nxp,pcf85263 @ 0x51 , but ds1338 works enough */
i2c_slave_create_simple(i2c[6], "ds1338", 0x51);
/* Bus 7 */
at24c_eeprom_init(i2c[7], 0x54, 65536);
/* Bus 9 */
i2c_slave_create_simple(i2c[9], TYPE_TMP421, 0x4f);
/* Bus 10 */
i2c_slave_create_simple(i2c[10], TYPE_TMP421, 0x4f);
/* Missing model: ti,hdc1080 @ 0x40 */
i2c_slave_create_simple(i2c[10], TYPE_PCA9552, 0x67);
/* Bus 12 */
/* Missing model: adi,adm1278 @ 0x11 */
i2c_slave_create_simple(i2c[12], TYPE_TMP421, 0x4c);
i2c_slave_create_simple(i2c[12], TYPE_TMP421, 0x4d);
i2c_slave_create_simple(i2c[12], TYPE_PCA9552, 0x67);
}
static void aspeed_machine_bletchley_class_init(ObjectClass *oc,
const void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
mc->desc = "Facebook Bletchley BMC (Cortex-A7)";
amc->soc_name = "ast2600-a3";
amc->hw_strap1 = BLETCHLEY_BMC_HW_STRAP1;
amc->hw_strap2 = BLETCHLEY_BMC_HW_STRAP2;
amc->fmc_model = "w25q01jvq";
amc->spi_model = NULL;
amc->num_cs = 2;
amc->macs_mask = ASPEED_MAC2_ON;
amc->i2c_init = bletchley_bmc_i2c_init;
mc->default_ram_size = BLETCHLEY_BMC_RAM_SIZE;
aspeed_machine_class_init_cpus_defaults(mc);
}
static const TypeInfo aspeed_ast2600_bletchley_types[] = {
{
.name = MACHINE_TYPE_NAME("bletchley-bmc"),
.parent = TYPE_ASPEED_MACHINE,
.class_init = aspeed_machine_bletchley_class_init,
.interfaces = arm_machine_interfaces,
}
};
DEFINE_TYPES(aspeed_ast2600_bletchley_types)