README: Clean up readme

* Add some more details regarding the boot flows
* Remove references to sub-layers

Signed-off-by: Nathan Rossi <nathan.rossi@xilinx.com>

1 files changed, 14 insertions, 25 deletions

diff --git a/README b/README
index ca641fbd..d3e87beb 100644
--- a/README
+++ b/README
@@ -1,17 +1,21 @@
 meta-xilinx
 ===========
 
-This layer provides Official support for Xilinx MicroBlaze and Zynq architectures
-as well as evaluation boards.
+This layer provides Official support for Xilinx MicroBlaze and Zynq
+architectures as well as evaluation boards.
 
 Supported Boards/Machines
 =========================
 
-Boards Supported by this layer and sub-layers:
+Boards Supported by this layer (Please refer to the associate .conf for more
+information):
         * Xilinx KC705 Embedded TRD (MicroBlaze)
         * Xilinx ZC702 (Zynq)
         * Avnet/Digilent ZedBoard (Zynq)
 
+Additional information on the MicroBlaze or Zynq architectures can be found at:
+        http://www.xilinx.com/support/index.htm
+
 Patches
 =======
 
@@ -33,35 +37,20 @@ This layer depends on:
         URI: git://github.com/MentorEmbedded/meta-sourcery.git
         layers: meta-sourcery
 
-This repository also contains sub-layers which depend on this layer.
-
-Sub-Layers
-==========
-
-This repository contains the meta-xilinx layer as well as additional board
-specific layers. Each of these board specific layers provide additional
-configuration for the associated board. Please refer to the associated README
-in each sub-layer for more details.
-
-Note: sub-layers have no dependency between each other, all sub-layers can be
-used at the same time without conflicts.
-
 Build Instructions
 ==================
 
 The following instructions require a Poky installation (or equivalent).
 
 Initialize a build using the 'oe-init-build-env' script in Poky. Once
-initialized configure bblayers.conf by adding the 'meta-xilinx' layer as
-well as any or all of the sub-layers of this repository, e.g.:
+initialized configure bblayers.conf by adding the 'meta-xilinx' layer. e.g.:
 
-        meta-xilinx \
-        meta-xilinx/meta-kc705 \
-        meta-xilinx/meta-zc702 \
-        meta-xilinx/meta-zedboard \
+        BBLAYERS ?= " \
+                <path to layer>/oe-core/meta \
+                <path to layer>/meta-xilinx \
+                "
 
 To build a specific target BSP configure the associated machine in local.conf:
-(See associated sub-layers for available machines and additional details)
 
         MACHINE ?= "zc702"
 
@@ -93,8 +82,8 @@ Images generated:
 Booting
 =======
 
-Please see the associated README for the target machine, located in the
-associated sub-layer.
+Please see the associated README file for each avaliable boot method in the
+'docs/BOOT.*' files of this layer.
 
 Configuring External Toolchain
 ==============================