add_driver: update docs

tools/readme-autogen/README.md

@@ -12,3 +12,58 @@ It rebuilds REAME files from templates located in `templates` directory and driv
 ## Usage
 
 Just run script. It will update files in your repo working copy.
+
+add\_driver
+==========
+
+add\_driver is a tool for internal usage, which purpose is to simplify proper introduction of new driver records into `drivers.json` file.
+
+## Requirements
+
+* Python 3.4+
+
+## Usage
+
+Just run script. It will update files in your repo working copy.
+
+## Synopsis
+
+```
+$ ./add_driver.py --help
+usage: add_driver.py [-h] (-L | -W) [--variant VARIANT] [-P {GeForce,Quadro}]
+                     [-w {win10,win7,ws2012,ws2016}] [--patch32 PATCH32]
+                     [--patch64 PATCH64] [--skip-patch-check] [-U URL]
+                     [--skip-url-check]
+                     version
+
+Adds new Nvidia driver into drivers.json file of in your repo working copy
+
+positional arguments:
+  version               driver version
+
+optional arguments:
+  -h, --help            show this help message and exit
+  -U URL, --url URL     override driver link (default: None)
+  --skip-url-check      skip driver URL check (default: False)
+
+OS options:
+  -L, --linux           add Linux driver (default: None)
+  -W, --win             add Windows driver (default: None)
+
+Windows-specific options:
+  --variant VARIANT     driver variant (use for special cases like "Studio
+                        Driver") (default: )
+  -P {GeForce,Quadro}, --product {GeForce,Quadro}
+                        product type (default: GeForce)
+  -w {win10,win7,ws2012,ws2016}, --winseries {win10,win7,ws2012,ws2016}
+                        Windows series (default: win10)
+  --patch32 PATCH32     template for Windows 32bit patch URL (default:
+                        https://raw.githubusercontent.com/keylase/nvidia-patch
+                        /master/win/${winseries}_x64/${drvprefix}${version}/nv
+                        cuvid32.1337)
+  --patch64 PATCH64     template for Windows 64bit patch URL (default:
+                        https://raw.githubusercontent.com/keylase/nvidia-patch
+                        /master/win/${winseries}_x64/${drvprefix}${version}/nv
+                        cuvid64.1337)
+  --skip-patch-check    skip patch files presense test (default: False)
+```