[U-Boot] [PATCH v2 09/19] rockchip: evb_rk3399: Tidy up the README

Simon Glass sjg at chromium.org
Mon Jan 21 21:53:26 UTC 2019


Add mention of a prerequisite needed to build the image. Also adjust the
English wording in a few places.

Ideally this should move to using binman to produce images, and avoid the
manual steps.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

Changes in v2: None

 board/rockchip/evb_rk3399/README | 33 ++++++++++++++++++++------------
 1 file changed, 21 insertions(+), 12 deletions(-)

diff --git a/board/rockchip/evb_rk3399/README b/board/rockchip/evb_rk3399/README
index 8321467046..6469821987 100644
--- a/board/rockchip/evb_rk3399/README
+++ b/board/rockchip/evb_rk3399/README
@@ -35,21 +35,29 @@ Get the Source and prebuild binary
   > git clone https://github.com/rockchip-linux/rkbin.git
   > git clone https://github.com/rockchip-linux/rkdeveloptool.git
 
-Compile the ATF
-===============
+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
+===========
 
   > cd arm-trusted-firmware
   > make realclean
   > make CROSS_COMPILE=aarch64-linux-gnu- PLAT=rk3399 bl31
 
+  Get bl31.elf in this step, copy it to U-Boot root dir:
+  > cp build/rk3399/release/bl31/bl31.elf ../u-boot/
+
   Or you can get the bl31.elf directly from Rockchip:
-  cp rkbin/rk33/rk3399_bl31_v1.00.elf ../u-boot/bl31.elf
+  > cp rkbin/rk33/rk3399_bl31_v1.00.elf ../u-boot/bl31.elf
 
-  Get bl31.elf in this step, copy it to U-Boot root dir:
-  > cp bl31.elf ../u-boot/
 
-Compile the U-Boot
-==================
+Compile U-Boot
+==============
 
   > cd ../u-boot
   > export ARCH=arm64
@@ -62,17 +70,18 @@ Compile the U-Boot
 
   Get spl/u-boot-spl.bin and u-boot.itb in this step.
 
-Compile the rkdeveloptool
-=======================
-  Follow instructions in latest README
+Compile rkdeveloptool
+=====================
+
+Get rkdeveloptool installed on your Host in this step.
+
+Follow instructions in latest README, example:
   > cd ../rkdeveloptool
   > autoreconf -i
   > ./configure
   > make
   > sudo make install
 
-  Get rkdeveloptool in you Host in this step.
-
 Both origin binaries and Tool are ready now, choose either option 1 or
 option 2 to deploy U-Boot.
 
-- 
2.20.1.321.g9e740568ce-goog



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