coreboot-kgpe-d16/src/soc
Subrata Banik 82226f6e5c soc/intel/meteorlake: Disable ACPI PM timer using IOE.PMC
This patch disables the ACPI PM timer which is necessary for XTAL OSC
shutdown. Also, disabling ACPI PM timer switches off TCO.

BUG=b:274744845
TEST=Able to boot and verify S0ix is working even with EC reset and
cold boot scenarios.

w/o this cl:
> iotools mmio_read32 0xfe4018fc
  0x0

w/ this cl:
> iotools mmio_read32 0xfe4018fc
  0x2

Change-Id: Ibb6e145f67dba7270e0a322ef414bf1cb09c5eda
Signed-off-by: Subrata Banik <subratabanik@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75822
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
2023-06-16 08:04:06 +00:00
..
amd soc/amd/*/root_complex: reserve IOMMU MMIO area 2023-06-15 08:20:50 +00:00
cavium soc/cavium/cn81xx: Use correct size for MPIDR_EL1 register 2023-05-13 17:22:16 +00:00
example/min86
intel soc/intel/meteorlake: Disable ACPI PM timer using IOE.PMC 2023-06-16 08:04:06 +00:00
mediatek soc/mediatek/mt8188: Support 4K resolution display 2023-06-12 15:31:53 +00:00
nvidia treewide: stop calling custom TPM log "TCPA" 2023-01-11 16:00:55 +00:00
qualcomm treewide: Remove 'extern' from functions declaration 2023-05-26 13:45:24 +00:00
rockchip
samsung treewide: Fix old-style declarations 2023-01-17 04:23:49 +00:00
sifive/fu540 soc/sifive: Comment out set but unused variables 2023-06-04 19:22:50 +00:00
ti src/soc/ti: Remove unnecessary space after casts 2022-11-22 13:42:28 +00:00
ucb/riscv