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mb/google/zork: Add GPIO_144 in touchscreen power on/off sequence 

Add GPIO_144 setting to fix touchscreen function not work.

1. Modify reset pin to stop gpio delay to 200ms.
2. Reset GPIO off delay set to 1ms.
3. Add GPIO_144 as stop GPIO.
4. Stop GPIO off delay set to 1ms.
5. Set disable_gpio_export_in_crs = 1.

BUG=b:160126287
BRANCH=Zork
TEST=emerge-zork coreboot

Signed-off-by: Kane Chen <kane_chen@pegatron.corp-partner.google.com>
Change-Id: I25299861b91cb7b76e512fad743b80221e6ffb4c
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44513
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
This commit is contained in:
Kane Chen 2020-08-17 13:49:51 +08:00 committed by Furquan Shaikh
parent 9a3b8bdb5b
commit c7a7531cee
1 changed files with 5 additions and 1 deletions
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6
src/mainboard/google/zork/variants/woomax/overridetree.cb
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@ -69,8 +69,12 @@ chip soc/amd/picasso
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_90)"
register "generic.enable_delay_ms" = "1"
register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_140)"
register "generic.reset_delay_ms" = "20"
register "generic.reset_delay_ms" = "50"
register "generic.reset_off_delay_ms" = "1"
register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_144)"
register "generic.stop_off_delay_ms" = "1"
register "generic.has_power_resource" = "1"
register "generic.disable_gpio_export_in_crs" = "1"
register "hid_desc_reg_offset" = "0x01"
device i2c 10 on end
end