docs: Update mailing list details in contributing.md

We now have an OpenSBI mailing list available for development
and discussiong so update contributing.md accordingly. The
Github PR based review and issue tracking will also continue
to exist.

Signed-off-by: Anup Patel <anup.patel@wdc.com>

diff --git a/docs/contributing.md b/docs/contributing.md
index 227c5c6..2291089 100644 (file)
--- a/docs/contributing.md
+++ b/docs/contributing.md
@@ -1,8 +1,16 @@
 OpenSBI Contribution Guideline
 ==============================
 
-All contributions to OpenSBI should be sent as GitHub Pull Requests (PRs) to
-[OpenSBI main repository].
+All contributions to OpenSBI can be sent in following ways:
+1. Email patches to OpenSBI mailing list `opensbi@lists.infradead.org`
+2. GitHub Pull Requests (PRs) to [OpenSBI main repository]
+
+To join OpenSBI mailing list, please visit [OpenSBI infradead page].
+
+OpenSBI maintainers prefer patches via OpenSBI mailing list (option1 above)
+so that they are visible to wider audience. All accepted patches on the
+OpenSBI mailing list will be taken by any of the OpenSBI maintainers and
+merged into [OpenSBI main repository] using GitHub PRs.
 
 All contributed work must follow the following rules:
 1. OpenSBI code should be written in accordance to [Linux coding style].
@@ -69,6 +77,6 @@ By making a contribution to this project, I certify that:
 -----------------------------------------------------------------------
 
 [OpenSBI main repository]: https://github.com/riscv/opensbi
+[OpenSBI infradead page]: http://lists.infradead.org/mailman/listinfo/opensbi
 [Linux coding style]: https://www.kernel.org/doc/html/v4.10/process/coding-style.html
 [Developer Certificate of Origin (DCO)]: http://developercertificate.org/
-