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// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
/*
* Copyright 2020 Wistron Corp.
* Copyright 2017-2019 IBM Corp.
*/
#include <skiboot.h>
#include <device.h>
#include <console.h>
#include <chip.h>
#include <ipmi.h>
#include <psi.h>
#include <npu-regs.h>
#include <secvar.h>
#include "astbmc.h"
ST_PLUGGABLE(mowgli_slot1, "Pcie Slot1");
ST_PLUGGABLE(mowgli_builtin_SAS, "Builtin SAS");
ST_BUILTIN_DEV(mowgli_builtin_bmc, "BMC");
ST_PLUGGABLE(mowgli_builtin_ethernet, "Builtin Ethernet");
ST_BUILTIN_DEV(mowgli_builtin_usb, "Builtin USB");
static const struct slot_table_entry mowgli_phb_table[] = {
ST_PHB_ENTRY(0, 0, mowgli_slot1),
ST_PHB_ENTRY(0, 1, mowgli_builtin_SAS),
ST_PHB_ENTRY(0, 2, mowgli_builtin_bmc),
ST_PHB_ENTRY(0, 3, mowgli_builtin_ethernet),
ST_PHB_ENTRY(0, 4, mowgli_builtin_usb),
{ .etype = st_end },
};
/*
* HACK: Hostboot doesn't export the correct data for the system VPD EEPROM
* for this system. So we need to work around it here.
*/
static void vpd_dt_fixup(void)
{
struct dt_node *n = dt_find_by_path(dt_root,
"/xscom@603fc00000000/i2cm@a2000/i2c-bus@0/eeprom@50");
if (n) {
dt_check_del_prop(n, "compatible");
dt_add_property_string(n, "compatible", "atmel,24c512");
dt_check_del_prop(n, "label");
dt_add_property_string(n, "label", "system-vpd");
}
}
static void phb0_fixup(void)
{
struct dt_node *stk;
u32 phb_index;
/* Limit PHB0/(pec0) to gen3 speed */
dt_for_each_compatible(dt_root, stk, "ibm,power9-phb-stack") {
phb_index = dt_prop_get_u32_def(stk, "ibm,phb-index", -1);
if (phb_index == 0) {
dt_check_del_prop(stk, "ibm,max-link-speed");
dt_add_property_cells(stk, "ibm,max-link-speed", 3);
}
}
}
static bool mowgli_probe(void)
{
if (!dt_node_is_compatible(dt_root, "ibm,mowgli"))
return false;
/* Lot of common early inits here */
astbmc_early_init();
/* Setup UART for use by OPAL (Linux hvc) */
uart_set_console_policy(UART_CONSOLE_OPAL);
vpd_dt_fixup();
slot_table_init(mowgli_phb_table);
phb0_fixup();
return true;
}
static int mowgli_secvar_init(void)
{
return secvar_main(secboot_tpm_driver, edk2_compatible_v1);
}
DECLARE_PLATFORM(mowgli) = {
.name = "Mowgli",
.probe = mowgli_probe,
.init = astbmc_init,
.start_preload_resource = flash_start_preload_resource,
.resource_loaded = flash_resource_loaded,
.bmc = &bmc_plat_ast2500_openbmc,
.pci_get_slot_info = slot_table_get_slot_info,
.pci_probe_complete = check_all_slot_table,
.cec_power_down = astbmc_ipmi_power_down,
.cec_reboot = astbmc_ipmi_reboot,
.elog_commit = ipmi_elog_commit,
.exit = astbmc_exit,
.terminate = ipmi_terminate,
.op_display = op_display_lpc,
.secvar_init = mowgli_secvar_init,
};
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