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/* SPDX-License-Identifier: GPL-2.0-only */
/* This file is part of the coreboot project. */
#include <acpi/acpi.h>
#include <console/console.h>
#include <cpu/x86/smm.h>
#include <southbridge/intel/bd82x6x/nvs.h>
#include <southbridge/intel/bd82x6x/pch.h>
#include <southbridge/intel/bd82x6x/me.h>
#include <northbridge/intel/sandybridge/sandybridge.h>
#include <cpu/intel/model_206ax/model_206ax.h>
/* Include for SIO helper functions */
#include <superio/ite/it8772f/it8772f.h>
#define SUPERIO_DEV PNP_DEV(0x2e, 0)
/*
* Change LED_POWER# (SIO GPIO 45) state based on sleep type.
*/
void mainboard_smi_sleep(u8 slp_typ)
{
printk(BIOS_DEBUG, "SMI: sleep S%d\n", slp_typ);
switch (slp_typ) {
case ACPI_S3:
case ACPI_S4:
it8772f_gpio_led(SUPERIO_DEV, 4 /* set */, (0x1 << 5) /* select */,
(0x1 << 5) /* polarity */, (0x1 << 5) /* 1 = pullup */,
(0x1 << 5) /* output */, 0x00, /* 0 = Alternate function */
SIO_GPIO_BLINK_GPIO45, IT8772F_GPIO_BLINK_FREQUENCY_1_HZ);
break;
case ACPI_S5:
it8772f_gpio_led(SUPERIO_DEV, 4 /* set */, (0x1 << 5) /* select */,
0x00 /* polarity: non-inverting */, 0x00 /* 0 = pulldown */,
(0x1 << 5) /* output */, (0x1 << 5) /* 1 = Simple IO function */,
SIO_GPIO_BLINK_GPIO45, IT8772F_GPIO_BLINK_FREQUENCY_1_HZ);
break;
default:
break;
}
}
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