[coreboot-gerrit] Change in ...coreboot[master]: mb/google/octopus/variants/meep: Add 20ms reset delay for WACOM device

Tony Huang (Code Review) gerrit at coreboot.org
Fri Dec 7 07:07:12 CET 2018


Tony Huang has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/30099


Change subject: mb/google/octopus/variants/meep: Add 20ms reset delay for WACOM device
......................................................................

mb/google/octopus/variants/meep: Add 20ms reset delay for WACOM device

Add reset delay in power resource to prevernt bind to fail after unbind.

BUG=b:119795901
BRANCH=master
TEST=emerge-octopus coreboo and verified that WACOM touchscreen can re-bind
successfully.

Change-Id: Idcf02b1c931ed64951995403ec9ebe6b8f2db31d
Signed-off-by: Tony Huang <tony-huang at quanta.corp-partner.google.com>
---
M src/mainboard/google/octopus/variants/meep/overridetree.cb
1 file changed, 1 insertion(+), 0 deletions(-)



  git pull ssh://review.coreboot.org:29418/coreboot refs/changes/99/30099/1

diff --git a/src/mainboard/google/octopus/variants/meep/overridetree.cb b/src/mainboard/google/octopus/variants/meep/overridetree.cb
index 0b438d6..f531d13 100644
--- a/src/mainboard/google/octopus/variants/meep/overridetree.cb
+++ b/src/mainboard/google/octopus/variants/meep/overridetree.cb
@@ -48,6 +48,7 @@
 				register "generic.desc" = ""WCOM Digitizer""
 				register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPIO_139_IRQ)"
 				register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_140)"
+				register "generic.reset_delay_ms" = "20"
 				register "generic.has_power_resource" = "1"
 				register "hid_desc_reg_offset" = "0x1"
 				device i2c 0x9 on end

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Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Change-Id: Idcf02b1c931ed64951995403ec9ebe6b8f2db31d
Gerrit-Change-Number: 30099
Gerrit-PatchSet: 1
Gerrit-Owner: Tony Huang <tony-huang at quanta.corp-partner.google.com>
Gerrit-MessageType: newchange
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