From 13bf2d95665bfa338b31920b51e5320249195e5f Mon Sep 17 00:00:00 2001 From: Bora Guvendik Date: Fri, 27 Feb 2026 13:18:58 -0800 Subject: [PATCH] mb/google/fatcat: Enable C1 and package C-state auto-demotion Remove explicit overrides for disable_c1_state_auto_demotion and disable_package_c_state_demotion, reverting to the SoC default behavior which allows the hardware to autonomously demote C1 and package C-states. BUG=b:455612673 TEST=Boot to OS on Google fatcat Change-Id: Ica9348e668c64ac2b27f3970b23f963ba0a2e753 Signed-off-by: Bora Guvendik Reviewed-on: https://review.coreboot.org/c/coreboot/+/91457 Tested-by: build bot (Jenkins) Reviewed-by: Subrata Banik --- .../google/fatcat/variants/baseboard/fatcat/devicetree.cb | 5 ----- 1 file changed, 5 deletions(-) diff --git a/src/mainboard/google/fatcat/variants/baseboard/fatcat/devicetree.cb b/src/mainboard/google/fatcat/variants/baseboard/fatcat/devicetree.cb index c9b9ddb293..14dbd34db6 100644 --- a/src/mainboard/google/fatcat/variants/baseboard/fatcat/devicetree.cb +++ b/src/mainboard/google/fatcat/variants/baseboard/fatcat/devicetree.cb @@ -62,11 +62,6 @@ chip soc/intel/pantherlake # Setting TCC of 100C = Tj max (110) - TCC_Offset (10) register "tcc_offset" = "10" - # Disable C1 C-state auto-demotion - register "disable_c1_state_auto_demotion" = "true" - # Disable PKGC-state auto-demotion - register "disable_package_c_state_demotion" = "true" - # Enable Energy Reporting register "pch_pm_energy_report_enable" = "true"