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authorDavid Wu <david_wu@quanta.corp-partner.google.com>2021-03-22 19:55:42 +0800
committerKarthik Ramasubramanian <kramasub@google.com>2021-04-08 03:50:45 +0000
commite490c787dada04523711ec131c53b43123d2da6e (patch)
tree961c8f91149d3c33722a611e68b7a5b48defa2bb /src/mainboard
parentc56350860f452628a0e307d279086a66d6d0961a (diff)
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>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/google/dedede/variants/metaknight/gpio.c3
-rw-r--r--src/mainboard/google/dedede/variants/metaknight/overridetree.cb11
2 files changed, 14 insertions, 0 deletions
diff --git a/src/mainboard/google/dedede/variants/metaknight/gpio.c b/src/mainboard/google/dedede/variants/metaknight/gpio.c
index d6a7fd599f..2645e26d8a 100644
--- a/src/mainboard/google/dedede/variants/metaknight/gpio.c
+++ b/src/mainboard/google/dedede/variants/metaknight/gpio.c
@@ -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),
};
diff --git a/src/mainboard/google/dedede/variants/metaknight/overridetree.cb b/src/mainboard/google/dedede/variants/metaknight/overridetree.cb
index 322f72c788..a92d969e5e 100644
--- a/src/mainboard/google/dedede/variants/metaknight/overridetree.cb
+++ b/src/mainboard/google/dedede/variants/metaknight/overridetree.cb
@@ -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""