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authorRen Kuo <ren.kuo@quanta.corp-partner.google.com>2022-11-14 10:18:32 +0800
committerMartin L Roth <gaumless@gmail.com>2022-11-16 17:09:30 +0000
commit35bd7afafe9d80728feae9f481ec169d785747e6 (patch)
tree4cd19d8ff663a4bd00230c72bd74d7897b9cd7cb
parent6c78b9115d85b6aab9d9634db08422fd74c3cda5 (diff)
mb/google/brya/variants/volmar: Update ELAN touchscreen timing
ELAN updated the datasheet, the HID/I2C protocol's T3 delay time is 150ms now. Modify the volmar's delay time to follow the requiremnet. BUG=b:257073343 TEST=Build firmware and measure the T3 timing of resume and boot up on volmar DUT. Run Suspend/Resume with UI test and got pass. Signed-off-by: Ren Kuo <ren.kuo@quanta.corp-partner.google.com> Change-Id: I40a30ed567cd676d0a9373527d93fe51f89d39e9 Reviewed-on: https://review.coreboot.org/c/coreboot/+/69559 Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
-rw-r--r--src/mainboard/google/brya/variants/volmar/overridetree.cb2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/google/brya/variants/volmar/overridetree.cb b/src/mainboard/google/brya/variants/volmar/overridetree.cb
index 056467c978..b7ce0a3156 100644
--- a/src/mainboard/google/brya/variants/volmar/overridetree.cb
+++ b/src/mainboard/google/brya/variants/volmar/overridetree.cb
@@ -262,7 +262,7 @@ chip soc/intel/alderlake
register "generic.probed" = "1"
register "generic.reset_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C1)"
- register "generic.reset_delay_ms" = "20"
+ register "generic.reset_delay_ms" = "150"
register "generic.reset_off_delay_ms" = "1"
register "generic.enable_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C0)"