coreboot-libre-fam15h-rdimm/3rdparty/chromeec/power/intel_x86.h

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2024-03-04 11:14:53 +01:00
/* Copyright 2016 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/* Intel X86 chipset power control module for Chrome EC */
#ifndef __CROS_EC_INTEL_X86_H
#define __CROS_EC_INTEL_X86_H
#include "espi.h"
#include "power.h"
/* Chipset specific header files */
/* Geminilake and apollolake use same power sequencing. */
#ifdef CONFIG_CHIPSET_APL_GLK
#include "apollolake.h"
#elif defined(CONFIG_CHIPSET_CANNONLAKE)
#include "cannonlake.h"
#elif defined(CONFIG_CHIPSET_COMETLAKE)
#include "cometlake.h"
#elif defined(CONFIG_CHIPSET_ICL_TGL)
#include "icelake.h"
#elif defined(CONFIG_CHIPSET_SKYLAKE)
#include "skylake.h"
#endif
/* GPIO for power signal */
#ifdef CONFIG_HOSTCMD_ESPI_VW_SLP_SIGNALS
#define SLP_S3_SIGNAL_L VW_SLP_S3_L
#define SLP_S4_SIGNAL_L VW_SLP_S4_L
#else
#define SLP_S3_SIGNAL_L GPIO_PCH_SLP_S3_L
#define SLP_S4_SIGNAL_L GPIO_PCH_SLP_S4_L
#endif
/**
* Handle RSMRST signal.
*
* @param state Current chipset state.
*/
void common_intel_x86_handle_rsmrst(enum power_state state);
/**
* Force chipset to G3 state.
*
* @return power_state New chipset state.
*/
enum power_state chipset_force_g3(void);
/**
* Handle power states.
*
* @param state Current chipset state.
* @return power_state New chipset state.
*/
enum power_state common_intel_x86_power_handle_state(enum power_state state);
#endif /* __CROS_EC_INTEL_X86_H */