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authorVaibhav Shankar <vaibhav.shankar@intel.com>2016-09-14 10:39:29 -0700
committerAaron Durbin <adurbin@chromium.org>2016-09-14 22:18:15 +0200
commit8cdeef1c0d1e6453a027642d2504e58ab9ac7152 (patch)
treee65f1193f103130d89d13525c4405089530bfa6f /src/mainboard/google
parentef8deaffcbfb68c5b15cdc9c91607fce5734ec8b (diff)
mainboard/google/reef: Configure PERST_0 pin
This configures PERST_0 in devicetree. For boards without PERST_0, the pin should be disabled. For boards with PERST_0 the correct GPIO needs to be assigned. BUG=chrome-os-partner:55877 Change-Id: I705009b480e02b4c9b2070bb4f82cb4d552e9a46 Signed-off-by: Vaibhav Shankar <vaibhav.shankar@intel.com> Reviewed-on: https://review.coreboot.org/16603 Reviewed-by: Aaron Durbin <adurbin@chromium.org> Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/mainboard/google')
-rw-r--r--src/mainboard/google/reef/variants/baseboard/devicetree.cb4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/google/reef/variants/baseboard/devicetree.cb b/src/mainboard/google/reef/variants/baseboard/devicetree.cb
index f15260b2db..c83df61f59 100644
--- a/src/mainboard/google/reef/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/reef/variants/baseboard/devicetree.cb
@@ -12,6 +12,10 @@ chip soc/intel/apollolake
register "pcie_rp4_clkreq_pin" = "CLKREQ_DISABLED"
register "pcie_rp5_clkreq_pin" = "CLKREQ_DISABLED"
+ # 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"
# EMMC TX DATA Delay 1
# Refer to EDS-Vol2-22.3.