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