Update doc about preparing Pixel 6 for pKVM

Bug: 235336567
Test: N/A
Change-Id: I4389eae5cb1d9d777974eb3d728069aa3e30c758
diff --git a/docs/getting_started/index.md b/docs/getting_started/index.md
index be97ad5..be22fe3 100644
--- a/docs/getting_started/index.md
+++ b/docs/getting_started/index.md
@@ -11,6 +11,10 @@
 We support the following device:
 
 * aosp_cf_x86_64_phone (Cuttlefish a.k.a. Cloud Android)
+* oriole (Pixel 6)
+* raven (Pixel 6 Pro)
+
+### Cuttlefish
 
 Building Cuttlefish
 
@@ -26,6 +30,19 @@
 acloud create --local-instance --local-image
 ```
 
+### Pixel 6 and 6 Pro
+
+If the device is running Android 12, join the [Android Beta
+Program](https://www.google.com/android/beta) to uprade to Android 13 Beta.
+
+Once upgraded to Android 13, execute the following command to enable pKVM.
+
+```shell
+adb reboot bootloader
+fastboot oem pkvm enable
+fastboot reboot
+```
+
 ## Running demo app
 
 The instruction is [here](../../demo/README.md).