Facebook released Facebook Home yesterday, which is only supported for specific countries and also on specific devices. Paul O Brien came up with two solutions
1. For officially supported device (in an unsupported country)
2. For Unsupported Android devices.
You can download the corresponding patched APK files and install it to use the Facebook home. Before installing make sure you uninstalled the existing Facebook applications.
Read more from Here
or you may try this XDA thread
Here is the Facebook application screen after installing Facebook Home
If you download and install the APK for supported device on an unsupported device it will show the following message
Below you can see the Facebook home on my Samsung Galaxy S2 (India)
Thank you Rehan Khan