diff options
| author | Sukumar Ghorai <sukumar.ghorai@intel.com> | 2023-06-16 10:45:11 -0700 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2023-06-20 22:54:24 +0000 |
| commit | b26f0f924ab81e578bdbf725960e0d02643f972e (patch) | |
| tree | 22e85b0eeaede227e99d317b7eebe1f65077af6f /src/mainboard/intel | |
| parent | f4a51abbc770afcabfa95f3027662685de961a6b (diff) | |
mb/intel/mtlrvp: disable acpi timer for xtal shutdown
acpi timer needs to be disabled for xtal shutdown, requirement for platform
to enter deepest sleep state (s0i2.2).
BUG=b:274744845
TEST=Able to boot and verify S0ix is working
w/o this cl:
> iotools mmio_read32 0xfe0018fc
0x0
> iotools mmio_read32 0xfe4018fc
0x0
w/ this cl:
> iotools mmio_read32 0xfe0018fc
0x2
> iotools mmio_read32 0xfe4018fc
0x2
Change-Id: Ib87b7555217b6954fca98f95b86d03016cd9b783
Signed-off-by: Sukumar Ghorai <sukumar.ghorai@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75898
Reviewed-by: Subrata Banik <subratabanik@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/intel')
| -rw-r--r-- | src/mainboard/intel/mtlrvp/Kconfig | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mainboard/intel/mtlrvp/Kconfig b/src/mainboard/intel/mtlrvp/Kconfig index 4f4526e0c6..e27eed9990 100644 --- a/src/mainboard/intel/mtlrvp/Kconfig +++ b/src/mainboard/intel/mtlrvp/Kconfig @@ -122,4 +122,7 @@ config UART_FOR_CONSOLE int default 0 +config USE_PM_ACPI_TIMER + default n + endif # BOARD_INTEL_MTLRVP_COMMON |