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/*
* 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.
*/
#include <stdint.h>
#include <arch/io.h>
#include <bootstate.h>
#include <console/console.h>
#include <reg_script.h>
#include <soc/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);
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