udev rules file: Drop URLs and lsusb.

[libsigrok.git] / README

diff --git a/README b/README
index 8888cf1e0dea772421ff42b28ef5de09a74c162c..0e74f7b001b13bc341507a7e6aebe5ce4bac5760 100644 (file)
--- a/README
+++ b/README
@@ -38,6 +38,7 @@ Requirements
  - libzip >= 0.8
  - libusb-1.0 >= 1.0.9 (optional, used by most drivers)
  - libftdi >= 0.16 (optional, used by some drivers)
+ - libudev >= 151 (optional, used by some drivers)
  - libasound / alsa-lib >= 1.0 (optional, only used by the alsa driver)
  - check >= 0.9.4 (optional, only needed to run unit tests)
 
@@ -76,6 +77,19 @@ Some devices supported by libsigrok need a firmware to be uploaded before the
 device can be used. See README.devices for details.
 
 
+Copyright and license
+---------------------
+
+libsigrok is licensed under the terms of the GNU General Public License
+(GPL), version 3 or later.
+
+While some individual source code files are licensed under the GPLv2+, and
+some files are licensed under the GPLv3+, this doesn't change the fact that
+the library as a whole is licensed under the terms of the GPLv3+.
+
+Please see the individual source files for the full list of copyright holders.
+
+
 Mailing lists
 -------------