Add submodule opensbi under RiscVPkg/Library/RiscVOpensbLlib.
The current supported opensbi version for RISC-V edk2 port
is tags/v0.5.

Signed-off-by: Abner Chang <abner.chang@hpe.com>

Cc: Leif Lindholm <leif.lindholm@linaro.org>
Cc: Gilbert Chen <gilbert.chen@hpe.com>
---
 .gitmodules                              | 15 +++++++++------
 RiscVPkg/Library/RiscVOpensbiLib/opensbi |  1 +
 2 files changed, 10 insertions(+), 6 deletions(-)
 create mode 160000 RiscVPkg/Library/RiscVOpensbiLib/opensbi

diff --git a/.gitmodules b/.gitmodules
index 508f0c1..d2d823a 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,9 @@
-[submodule "CryptoPkg/Library/OpensslLib/openssl"]
-	path = CryptoPkg/Library/OpensslLib/openssl
-	url = https://github.com/openssl/openssl
-[submodule "SoftFloat"]
-	path = ArmPkg/Library/ArmSoftFloatLib/berkeley-softfloat-3
-	url = https://github.com/ucb-bar/berkeley-softfloat-3.git
+[submodule "CryptoPkg/Library/OpensslLib/openssl"]
+	path = CryptoPkg/Library/OpensslLib/openssl
+	url = https://github.com/openssl/openssl
+[submodule "SoftFloat"]
+	path = ArmPkg/Library/ArmSoftFloatLib/berkeley-softfloat-3
+	url = https://github.com/ucb-bar/berkeley-softfloat-3.git
+[submodule "RiscVPkg/Library/RiscVOpensbiLib/opensbi"]
+	path = RiscVPkg/Library/RiscVOpensbiLib/opensbi
+	url = https://github.com/riscv/opensbi.git
diff --git a/RiscVPkg/Library/RiscVOpensbiLib/opensbi b/RiscVPkg/Library/RiscVOpensbiLib/opensbi
new file mode 160000
index 0000000..be92da2
--- /dev/null
+++ b/RiscVPkg/Library/RiscVOpensbiLib/opensbi
@@ -0,0 +1 @@
+Subproject commit be92da280d87c38a2e0adc5d3f43bab7b5468f09
-- 
2.7.4