| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <acpi/acpi.h> |
| #include <console/console.h> |
| #include <cpu/x86/smm.h> |
| #include <southbridge/intel/bd82x6x/pch.h> |
| #include <southbridge/intel/bd82x6x/me.h> |
| #include <northbridge/intel/sandybridge/sandybridge.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; |
| } |
| } |