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authorRicardo Ribalda <ribalda@chromium.org>2020-11-09 13:51:14 +0100
committerPatrick Georgi <pgeorgi@google.com>2020-11-16 11:07:50 +0000
commitf41645c34d8b22a3d887abd56138ae794fc2dfa5 (patch)
tree30311c5a9b9ae2d0f1a2b3880808e840572aef01
parenta1cc557d614c8ea6822c8dada5aeb049cf685826 (diff)
mb/google/hatch/dratini: Describe the privacy_gpio
Add information regarding the privacy pin on the overridetree and gpio. BUG=b:172807539 Change-Id: Ic1bfa63e35a16d71a26adc3ec07b1ba36e6dc168 Signed-off-by: Ricardo Ribalda <ribalda@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/47362 Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
-rw-r--r--src/mainboard/google/hatch/variants/dratini/gpio.c2
-rw-r--r--src/mainboard/google/hatch/variants/dratini/overridetree.cb13
2 files changed, 15 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/variants/dratini/gpio.c b/src/mainboard/google/hatch/variants/dratini/gpio.c
index ccb5c0599b..f50f8f23a0 100644
--- a/src/mainboard/google/hatch/variants/dratini/gpio.c
+++ b/src/mainboard/google/hatch/variants/dratini/gpio.c
@@ -16,6 +16,8 @@ static const struct pad_config gpio_table[] = {
PAD_NC(GPP_A19, NONE),
/* C12 : FPMCU_PCH_BOOT1 */
PAD_CFG_GPO(GPP_C12, 0, DEEP),
+ /* D4 : Camera Privacy Status */
+ PAD_CFG_GPI_INT(GPP_D4, NONE, PLTRST, EDGE_BOTH),
/* F1 : NC */
PAD_NC(GPP_F1, NONE),
/* F3 : MEM_STRAP_3 */
diff --git a/src/mainboard/google/hatch/variants/dratini/overridetree.cb b/src/mainboard/google/hatch/variants/dratini/overridetree.cb
index 6ec1a48add..3b094a34a8 100644
--- a/src/mainboard/google/hatch/variants/dratini/overridetree.cb
+++ b/src/mainboard/google/hatch/variants/dratini/overridetree.cb
@@ -69,6 +69,19 @@ chip soc/intel/cannonlake
register "ScsEmmcHs400Enabled" = "1"
device domain 0 on
+ 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""