From 27069e61b0406eae0671b60d7bae8350dbd8bdb7 Mon Sep 17 00:00:00 2001 From: Jason Chen Date: Tue, 2 Jan 2024 12:16:26 +0800 Subject: mb/google/rex/var/screebo: Prevent camera LED blinking during boot Configure _DSC to ACPI_DEVICE_SLEEP_D3_COLD so that driver skips initial probe during kernel boot, preventing privacy LED blink. BUG=b:317434358 TEST=none Change-Id: I43044e64c2c3a645ec0cad2ac903cc19ac89c9af Signed-off-by: Jason Chen Reviewed-on: https://review.coreboot.org/c/coreboot/+/79803 Reviewed-by: Subrata Banik Tested-by: build bot (Jenkins) Reviewed-by: Kapil Porwal Reviewed-by: Wentao Qin --- src/mainboard/google/rex/variants/screebo/overridetree.cb | 1 + 1 file changed, 1 insertion(+) (limited to 'src/mainboard/google/rex/variants/screebo/overridetree.cb') diff --git a/src/mainboard/google/rex/variants/screebo/overridetree.cb b/src/mainboard/google/rex/variants/screebo/overridetree.cb index 83366ae419..a3ab01cfac 100644 --- a/src/mainboard/google/rex/variants/screebo/overridetree.cb +++ b/src/mainboard/google/rex/variants/screebo/overridetree.cb @@ -514,6 +514,7 @@ chip soc/intel/meteorlake register "num_freq_entries" = "1" register "link_freq[0]" = "400 * MHz" register "remote_name" = ""IPU0"" + register "max_dstate_for_probe" = "ACPI_DEVICE_SLEEP_D3_COLD" register "has_power_resource" = "1" #Controls -- cgit v1.2.3