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mb/google/hatch/jinlon: Describe the privacy_gpio

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Add information regarding the privacy pin on the overridetree and gpio.

BUG=b:169840271

Change-Id: Ifa628dda03f3f65976850aeabaf516f528a921b7
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46962
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
This commit is contained in:
Ricardo Ribalda 2020-10-05 12:53:46 +00:00 committed by Patrick Georgi
parent df79757a3f
commit 43d0a7e66c
2 changed files with 15 additions and 0 deletions
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2
src/mainboard/google/hatch/variants/jinlon/gpio.c
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@ -18,6 +18,8 @@ static const struct pad_config gpio_table[] = {
* using this pin, expose this pin to driver.
*/
PAD_CFG_GPO(GPP_C15, 1, DEEP),
/* D4 : Camera Privacy Status */
PAD_CFG_GPI_INT(GPP_D4, NONE, PLTRST, EDGE_BOTH),
/* E0 : View Angle Management */
PAD_CFG_GPO(GPP_E0, 0, DEEP),
/* F3 : MEM_STRAP_3 */

13
src/mainboard/google/hatch/variants/jinlon/overridetree.cb
View file

@ -80,6 +80,19 @@ chip soc/intel/cannonlake
device generic 0 on end
end
end # Integrated Graphics Device
device pci 14.0 on
chip drivers/usb/acpi
device usb 0.0 on
chip drivers/usb/acpi
# The Linux Kernel does not allow an inverted BOTH_EDGE irq
# So we need to use GpioIO() instead of GpioInt()
# https://www.kernel.org/doc/Documentation/acpi/gpio-properties.txt
register "privacy_gpio" = "ACPI_GPIO_INPUT_ACTIVE_LOW(GPP_D4)"
device usb 2.6 on end
end
end
end
end # USB xHCI
device pci 15.0 on
chip drivers/i2c/generic
register "hid" = ""ELAN0000""