| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2014 Google Inc. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; version 2 of the License. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include <stdint.h> |
| #include <arch/io.h> |
| #include <bootstate.h> |
| #include <console/console.h> |
| #include <reg_script.h> |
| #include <baytrail/iosf.h> |
| |
| static const struct reg_script dptf_init_settings[] = { |
| /* SocThermInit */ |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_PTMC, 0x00030708), |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_GFXT, 0x0000C000), |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_VEDT, 0x00000004), |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_ISPT, 0x00000004), |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_PTPS, 0x00000000), |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_TE_AUX3, 0x00061029), |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_TTE_VRIccMax, 0x00061029), |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_TTE_VRHot, 0x00061029), |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_TTE_XXPROCHOT, 0x00061029), |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_TTE_SLM0, 0x00001029), |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_TTE_SLM1, 0x00001029), |
| /* ratio 11 = 1466mhz for mid and entry celeron */ |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_SOC_POWER_BUDGET, 0x00000B00), |
| REG_IOSF_WRITE(IOSF_PORT_PMC, PUNIT_SOC_ENERGY_CREDIT, 0x00000002), |
| REG_SCRIPT_END, |
| }; |
| |
| static void dptf_init(void *unused) |
| { |
| printk(BIOS_DEBUG, "Applying SOC Thermal settings for DPTF.\n"); |
| reg_script_run(dptf_init_settings); |
| } |
| |
| BOOT_STATE_INIT_ENTRY(BS_DEV_INIT, BS_ON_ENTRY, dptf_init, NULL); |