[yocto] [meta-raspberrypi][PATCH 2/2] README: Add extra iformation on creating/sending patches using git

[Khem Raj]

Current instructions could be improvised to help user in creating
properly formatted patches with some command help on git format-patch
and git send-email

Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 README | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/README b/README
index d70f21f..e32de3a 100644
--- a/README
+++ b/README
@@ -232,9 +232,14 @@ above specified mailing list.
 The patches should be compliant with the openembedded patch guidelines:
 http://www.openembedded.org/wiki/Commit_Patch_Message_Guidelines
 
-To send changes to mailing list use something like:
-    git send-email --to yocto at yoctoproject.org \
-    --subject-prefix='meta-raspberrypi][PATCH'
+
+When creating patches, please use something like:
+
+    git format-patch -s --subject-prefix='meta-raspberrypi][PATCH' origin
+
+When sending patches to mailing list, please use something like:
+
+    git send-email --to yocto at yoctoproject.org <generated patch>
 
 5.B. Redmine
 ============
-- 
2.1.4