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authorIvy Jian <ivy_jian@compal.corp-partner.google.com>2021-05-21 17:39:43 +0800
committerTim Wawrzynczak <twawrzynczak@chromium.org>2021-05-25 22:32:37 +0000
commita28419afcc49db68be7a7001e6b4f10ea95e04d0 (patch)
treeacb867ab41af3d52fa517fedb663236c052aa361 /src
parent0318dc169ec256108dcffd273efc5b83b3a54a58 (diff)
mb/google/guybrush: Add Goodix touchscreen
Add Goodix touchscreen according to the Programming Guide Rev.0.7 BUG=b:188872893 TEST=build and boot into OS. check dmesg trying to add GDIX0000:00 device. Signed-off-by: Ivy Jian <ivy_jian@compal.corp-partner.google.com> Change-Id: I38c9bbf6e1c1531bf3524552db58c0bf183acbb4 Reviewed-on: https://review.coreboot.org/c/coreboot/+/54760 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/google/guybrush/variants/guybrush/overridetree.cb17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/mainboard/google/guybrush/variants/guybrush/overridetree.cb b/src/mainboard/google/guybrush/variants/guybrush/overridetree.cb
index 416d058fef..fb8d9ca1d1 100644
--- a/src/mainboard/google/guybrush/variants/guybrush/overridetree.cb
+++ b/src/mainboard/google/guybrush/variants/guybrush/overridetree.cb
@@ -85,6 +85,23 @@ chip soc/amd/cezanne
end # I2C0
device ref i2c_1 on
+ chip drivers/i2c/hid
+ register "generic.hid" = ""GDIX0000""
+ register "generic.desc" = ""Goodix Touchscreen""
+ register "generic.irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPIO_89)"
+ register "generic.probed" = "1"
+ register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_68)"
+ register "generic.enable_delay_ms" = "10"
+ register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_121)"
+ register "generic.reset_off_delay_ms" = "1"
+ register "generic.reset_delay_ms" = "10"
+ register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPIO_120)"
+ register "generic.stop_delay_ms" = "170"
+ register "generic.stop_off_delay_ms" = "1"
+ register "generic.has_power_resource" = "1"
+ register "hid_desc_reg_offset" = "0x01"
+ device i2c 5d on end
+ end
chip drivers/generic/gpio_keys
register "name" = ""PENH""
register "gpio" = "ACPI_GPIO_INPUT_ACTIVE_LOW(GPIO_4)"