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path: root/src/mainboard/google/dedede/variants/drawcia/gpio.c
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2021-01-25mb/google/dedede/var/drawcia: Add support to handle pen detectionWisley Chen
For board version 6 afterward, it will have external pull-up for GPP_C12, and remove internal pull-up. BUG=b:177618684 TEST=emerge-dedede coreboot, check evtest if SW_PEN_INSERTED event (value:1/0) when insert/eject pen, and eject pen to wake system from s0ix Signed-off-by: Wisley Chen <wisley.chen@quantatw.com> Change-Id: I503873afb48384168dcd8a822c7246655898356e Reviewed-on: https://review.coreboot.org/c/coreboot/+/49469 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Reviewed-by: Henry Sun <henrysun@google.com>