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Haswell CPUs are paired with the LynxPoint chipset and this needs to be a valid controller name for crossystem. BUG=chrome-os-partner:19263 BRANCH=none TEST=manual This was tested on a wtm2 system to ensure that a GPIO defined in chromeos ACPI that is exported by the kernel at /sys/devices/platform/chromeos_acpi/GPIO.# is used by crossystem and the GPIO is exported in /sys/class/gpio and read. $ cat /sys/devices/platform/chromeos_acpi/GPIO.1/GPIO.2 34 $ cat /sys/class/gpio/gpio196/value 1 $ crossystem wpsw_cur 1 Change-Id: I04064109e99270d7d26b27182b17fffbf47b025b Signed-off-by: Duncan Laurie <dlaurie@chromium.org> Reviewed-on: https://gerrit.chromium.org/gerrit/50224 Reviewed-by: Aaron Durbin <adurbin@chromium.org>