mb/google/rex: Configure _DSC for camera devices
Configure _DSC to ACPI_DEVICE_SLEEP_D3_COLD so that the driver skips
initial probe during kernel boot and prevent privacy LED blink.
BUG=b:
268607999
TEST=Build and boot rex proto1 to OS and verify privacy LED behavior.
Change-Id: Ife849f7407b02867ddb992d7eebb08b0b44aecc8
Signed-off-by: Jamie Ryu <jamie.m.ryu@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73193
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Kiran2 Kumar <kiran2.kumar@intel.corp-partner.google.com>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>