From e490c787dada04523711ec131c53b43123d2da6e Mon Sep 17 00:00:00 2001 From: David Wu Date: Mon, 22 Mar 2021 19:55:42 +0800 Subject: 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 Change-Id: Ieeca20eff57b16217a13d996dca3f662911f3e5a Reviewed-on: https://review.coreboot.org/c/coreboot/+/51709 Tested-by: build bot (Jenkins) Reviewed-by: Karthik Ramasubramanian --- src/mainboard/google/dedede/variants/metaknight/gpio.c | 3 +++ .../google/dedede/variants/metaknight/overridetree.cb | 11 +++++++++++ 2 files changed, 14 insertions(+) (limited to 'src/mainboard/google') 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"" -- cgit v1.2.3