[Accel-config] [PATCH] accel-config: Update doc with a json file format requirement

From: Ramesh Thomas <ramesh.thomas(a)intel.com>

Config files use json format which uses keys for each object. Mention in
manpages that the "dev" property is used as the key and must be the firt
entry in each object block.

Signed-off-by: Ramesh Thomas <ramesh.thomas(a)intel.com>
---
 Documentation/accfg/accel-config-load-config.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/accfg/accel-config-load-config.txt b/Documentation/accfg/accel-config-load-config.txt
index 23867ff..53ea01d 100644
--- a/Documentation/accfg/accel-config-load-config.txt
+++ b/Documentation/accfg/accel-config-load-config.txt
@@ -21,6 +21,9 @@ like, but it should not be used directly given the variance of each system. The
 user should create a proper config file according to the format of sample file
 and use "-c" option to point to the config file.
 
+The "dev" property is used as the key for each json object and must be the
+first entry in each object block.
+
 EXAMPLE
 -------
 ----
-- 
2.26.3