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mainboard/google/snappy: Configure PERST pin

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Configure GPIO 122 as PERST. This is to assert WiFi PERST
during s0ix entry.

BUG=chrome-os-partner:59034
BRANCH=master
TEST=emerge-snappy coreboot chromeos-bootimage

Change-Id: If2528632fe65c3ed1af19b2ce6f99e8be0cd1ad9
Signed-off-by: Wisley Chen <wisley.chen@quantatw.com>
Reviewed-on: https://review.coreboot.org/17356
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
This commit is contained in:
Wisley Chen 2016-11-10 07:51:34 -05:00 committed by Martin Roth
parent 102efd359b
commit 62d81a0fcc
1 changed files with 1 additions and 1 deletions
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2
src/mainboard/google/reef/variants/snappy/devicetree.cb
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@ -15,7 +15,7 @@ chip soc/intel/apollolake
# GPIO for PERST_0
# If the Board has PERST_0 signal, assign the GPIO
# If the Board does not have PERST_0, assign GPIO_PRT0_UDEF
register "prt0_gpio" = "GPIO_PRT0_UDEF"
register "prt0_gpio" = "GPIO_122"
# EMMC TX DATA Delay 1
# Refer to EDS-Vol2-22.3.