1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #include <device/pnp_ops.h> 4 #include <superio/nuvoton/common/nuvoton.h> 5 #include <superio/nuvoton/nct6776/nct6776.h> 6 #include <southbridge/intel/lynxpoint/pch.h> 7 mainboard_config_superio(void)8void mainboard_config_superio(void) 9 { 10 const pnp_devfn_t GLOBAL_PSEUDO_DEV = PNP_DEV(0x2e, 0); 11 const pnp_devfn_t SERIAL_DEV = PNP_DEV(0x2e, NCT6776_SP1); 12 const pnp_devfn_t ACPI_DEV = PNP_DEV(0x2e, NCT6776_ACPI); 13 14 nuvoton_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); 15 16 nuvoton_pnp_enter_conf_state(GLOBAL_PSEUDO_DEV); 17 18 /* Power RAM in S3 and let the PCH handle power failure actions. */ 19 pnp_set_logical_device(ACPI_DEV); 20 pnp_write_config(ACPI_DEV, 0xe4, 0x70); 21 22 nuvoton_pnp_exit_conf_state(GLOBAL_PSEUDO_DEV); 23 } 24