[U-Boot] [PATCH 2/2] rockchip: Remove obsolete references to pyelftools

[Chris Webb <chris@arachsys.com>]

make_fit_atf.py no longer requires pyelftools, and nothing else in the
tree requires it either, so remove references to installing it from the
documentation and travis configuration.

Signed-off-by: Chris Webb <chris@arachsys.com>
---
 .travis.yml                      | 1 -
 board/rockchip/evb_rk3399/README | 6 ------
 board/synopsys/hsdk/README       | 7 -------
 doc/README.rockchip              | 4 ----
 4 files changed, 18 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 6662ca126a..e4e7e653f6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -50,7 +50,6 @@ install:
  - . /tmp/venv/bin/activate
  - pip install pytest==2.8.7
  - pip install python-subunit
- - pip install pyelftools
  - grub-mkimage -o ~/grub_x86.efi -O i386-efi normal  echo lsefimmap lsefi lsefisystab efinet tftp minicmd
  - grub-mkimage -o ~/grub_x64.efi -O x86_64-efi normal  echo lsefimmap lsefi lsefisystab efinet tftp minicmd
  - mkdir ~/grub2-arm
diff --git a/board/rockchip/evb_rk3399/README b/board/rockchip/evb_rk3399/README
index 6469821987..ea3258cf37 100644
--- a/board/rockchip/evb_rk3399/README
+++ b/board/rockchip/evb_rk3399/README
@@ -35,12 +35,6 @@ Get the Source and prebuild binary
   > git clone https://github.com/rockchip-linux/rkbin.git
   > git clone https://github.com/rockchip-linux/rkdeveloptool.git
 
-Get some prerequisites
-======================
-
-You need the Python elftools.elf.elffile library for make_fit_atf.py to work:
-
-  > sudo apt-get install python-pyelftools
 
 Compile ATF
 ===========
diff --git a/board/synopsys/hsdk/README b/board/synopsys/hsdk/README
index 9155f17c6e..6e7f9a6c3e 100644
--- a/board/synopsys/hsdk/README
+++ b/board/synopsys/hsdk/README
@@ -82,13 +82,6 @@ Useful notes on bulding and using of U-Boot on ARC HS Development Kit (AKA HSDK)
       be put on the first FAT partition of micro SD-card to be inserted in the
       HSDK board.
 
-      Note that Python3 script is used for generation of a header, thus
-      to get that done it's required to have Python3 with "pyelftools" installed.
-
-      "pyelftools" could be installed with help of "pip" even w/o root rights:
-      ------------------------->8----------------------
-      python3 -m pip install --user pyelftools
-      ------------------------->8----------------------
 
    EXECUTING U-BOOT
 
diff --git a/doc/README.rockchip b/doc/README.rockchip
index 02e2497b15..8ccbb87264 100644
--- a/doc/README.rockchip
+++ b/doc/README.rockchip
@@ -123,10 +123,6 @@ For example:
 
    Option 2: Package the image with SPL:
 
-   - We need the Python elftools.elf.elffile library for make_fit_atf.py to work
-
-     => sudo apt-get install python-pyelftools
-
    - Export cross compiler path for aarch64
 
    - Compile ATF