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mb/asus/p8z77-m[_pro]: Blink power LED during suspend

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Set GPIO27 of PCH to blink before going to sleep. This blinks the
power LED. Revert after waking up.

Tested on p8z77-m. Power LED blinks in suspend.

Change-Id: Ie1b40ae17fa2ef397585b86ac82730099b611dda
Signed-off-by: Keith Hui <buurin@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/81923
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <patrick.rudolph@9elements.com>
This commit is contained in:
Keith Hui
2024-04-15 19:14:55 -04:00
committed by Felix Held
parent 4da9b9f0a9
commit 57946ad817
1 changed files with 10 additions and 0 deletions
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10
src/mainboard/asus/p8x7x-series/acpi/platform.asl
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@@ -2,9 +2,19 @@
Method(_PTS, 1) Method(_PTS, 1)
{ {
#if (CONFIG(BOARD_ASUS_P8Z77_M) || CONFIG(BOARD_ASUS_P8Z77_M_PRO))
/* blink power LED if not turning off */
If (Arg0 != 0x05)
{
GB27 = 1
}
#endif
} }
Method(_WAK, 1) Method(_WAK, 1)
{ {
#if (CONFIG(BOARD_ASUS_P8Z77_M) || CONFIG(BOARD_ASUS_P8Z77_M_PRO))
GB27 = 0
#endif
Return(Package(){0, 0}) Return(Package(){0, 0})
} }