/* SPDX-License-Identifier: GPL-2.0-or-later */ #include <device/pnp_ops.h> #include <superio/nuvoton/common/nuvoton.h> #include <superio/nuvoton/nct6776/nct6776.h> #include <southbridge/intel/lynxpoint/pch.h> void mainboard_config_superio(void) { const pnp_devfn_t GLOBAL_PSEUDO_DEV = PNP_DEV(0x2e, 0); const pnp_devfn_t SERIAL_DEV = PNP_DEV(0x2e, NCT6776_SP1); const pnp_devfn_t ACPI_DEV = PNP_DEV(0x2e, NCT6776_ACPI); nuvoton_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); nuvoton_pnp_enter_conf_state(GLOBAL_PSEUDO_DEV); /* Select HWM/LED functions instead of floppy functions. */ pnp_write_config(GLOBAL_PSEUDO_DEV, 0x1c, 0x03); pnp_write_config(GLOBAL_PSEUDO_DEV, 0x24, 0x24); /* Power RAM in S3 and let the PCH handle power failure actions. */ pnp_set_logical_device(ACPI_DEV); pnp_write_config(ACPI_DEV, 0xe4, 0x70); nuvoton_pnp_exit_conf_state(GLOBAL_PSEUDO_DEV); }