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authorCasper Chang <casper_chang@wistron.corp-partner.google.com>2019-08-02 17:29:17 +0800
committerDuncan Laurie <dlaurie@chromium.org>2019-08-05 16:59:06 +0000
commit45ecc61c03c63aa66e56a814819061a248799387 (patch)
treee99dafc13a19d805e115e415fe2c9a99acea8ad3 /src
parent35b8ae1992ac4196677d82d74e8109ee521edd46 (diff)
downloadcoreboot-45ecc61c03c63aa66e56a814819061a248799387.tar.xz
mb/google/sarien: Increase Wacom touchscreen reset delay to 120 ms
Increase reset delay to 120ms of touchscreen to meet wacom touchscreen T4 specification and resolve re-bind hid over i2c driver failed after touchscreen firmware auto update. BUG=b:132211627 TEST=Stress touchscreen firmware auto update 200 times and not found re-bind driver failed. Signed-off-by: Casper Chang <casper_chang@wistron.corp-partner.google.com> Change-Id: I488660aefdc6df27077efc7fec2f3b99adbaef9f Reviewed-on: https://review.coreboot.org/c/coreboot/+/34665 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Mike Hsieh <mike_hsieh@wistron.corp-partner.google.com> Reviewed-by: Nick Crews <ncrews@google.com> Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/google/sarien/variants/arcada/devicetree.cb2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/google/sarien/variants/arcada/devicetree.cb b/src/mainboard/google/sarien/variants/arcada/devicetree.cb
index cd1925840a..1799127b6c 100644
--- a/src/mainboard/google/sarien/variants/arcada/devicetree.cb
+++ b/src/mainboard/google/sarien/variants/arcada/devicetree.cb
@@ -316,7 +316,7 @@ chip soc/intel/cannonlake
register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C23_IRQ)"
register "generic.probed" = "1"
register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E7)"
- register "generic.reset_delay_ms" = "20"
+ register "generic.reset_delay_ms" = "120"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B21)"
register "generic.enable_delay_ms" = "55"
register "generic.has_power_resource" = "1"