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mb/google/drallion: Correct GPP_E7 as stop pin 

Current design reset pin is connected to PLTRST.
GPP_E7 is stop pin for touch. Reserve reset pin for
next stage implement.

BUG=b:143733039
BRANCH=N/A
TEST=check touch screen can work properly

Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Change-Id: I3ebd56ab49b87da425583da04f082e69293a023e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36535
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Mathew King <mathewk@chromium.org>
This commit is contained in:
Eric Lai 2019-11-01 16:58:10 +08:00 committed by Patrick Georgi
parent 1845fc8947
commit 3d4f51ef69
1 changed files with 6 additions and 6 deletions
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12
src/mainboard/google/drallion/variants/drallion/devicetree.cb
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@ -322,8 +322,8 @@ chip soc/intel/cannonlake
register "generic.desc" = ""Wacom Touchscreen""
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.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E7)"
register "generic.stop_delay_ms" = "20"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B21)"
register "generic.enable_delay_ms" = "55"
register "generic.has_power_resource" = "1"
@ -338,9 +338,9 @@ chip soc/intel/cannonlake
register "generic.desc" = ""ELAN Touchscreen""
register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPP_C23_IRQ)"
register "generic.probed" = "1"
register "generic.reset_gpio" =
register "generic.stop_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E7)"
register "generic.reset_delay_ms" = "10"
register "generic.stop_delay_ms" = "10"
register "generic.enable_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B21)"
register "generic.enable_delay_ms" = "55"
@ -355,8 +355,8 @@ chip soc/intel/cannonlake
register "desc" = ""Melfas Touchscreen""
register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_C23_IRQ)"
register "probed" = "1"
register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E7)"
register "reset_delay_ms" = "10"
register "stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E7)"
register "stop_delay_ms" = "10"
register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_B21)"
register "enable_delay_ms" = "55"
register "has_power_resource" = "1"