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mb/google/dedede/var/metaknight: Add support to handle pen detection 

Update devicetree and gpio setting of metaknight to handle pen detection.

BUG=b:180426949
TEST=Build and check behavior is expected.

Signed-off-by: David Wu <david_wu@quanta.corp-partner.google.com>
Change-Id: Ieeca20eff57b16217a13d996dca3f662911f3e5a
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51709
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
This commit is contained in:
David Wu 2021-03-22 19:55:42 +08:00 committed by Karthik Ramasubramanian
parent c56350860f
commit e490c787da
2 changed files with 14 additions and 0 deletions
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3
src/mainboard/google/dedede/variants/metaknight/gpio.c
View File

@ -10,6 +10,9 @@ static const struct pad_config gpio_table[] = {
/* A10 : WWAN_EN => LTE_PWR_OFF_ODL */
PAD_CFG_GPO(GPP_A10, 1, PWROK),
/* C12 : AP_PEN_DET_ODL */
PAD_CFG_GPI_GPIO_DRIVER(GPP_C12, NONE, DEEP),
/* H17 : WWAN_RST_L => LTE_RESET_R_ODL */
PAD_CFG_GPO(GPP_H17, 0, PLTRST),
};

11
src/mainboard/google/dedede/variants/metaknight/overridetree.cb
View File

@ -116,6 +116,17 @@ chip soc/intel/jasperlake
end
end # I2C 0
device pci 15.2 on
chip drivers/generic/gpio_keys
register "name" = ""PENH""
register "gpio" = "ACPI_GPIO_INPUT_ACTIVE_LOW(GPP_C12)"
register "key.wakeup_route" = "WAKEUP_ROUTE_GPIO_IRQ"
register "key.wakeup_event_action" = "EV_ACT_DEASSERTED"
register "key.dev_name" = ""EJCT""
register "key.linux_code" = "SW_PEN_INSERTED"
register "key.linux_input_type" = "EV_SW"
register "key.label" = ""pen_eject""
device generic 0 on end
end
chip drivers/i2c/hid
register "generic.hid" = ""GDIX0000""
register "generic.desc" = ""Goodix Touchscreen""