update submodules

diff --git a/libreriscv b/libreriscv
index 6c32e64727c7030a7c672620b281b4f3a9076ffd..4a0542d83eb552ecfdc7cb1f90e6ed04787ad311 160000 (submodule)
--- a/libreriscv
+++ b/libreriscv
@@ -1 +1 @@
-Subproject commit 6c32e64727c7030a7c672620b281b4f3a9076ffd
+Subproject commit 4a0542d83eb552ecfdc7cb1f90e6ed04787ad311

diff --git a/pinmux b/pinmux
index 7f8cbf72abced671b4d0d1ae358d656470220ca4..dcf510721ff26108ec1f28f36cf59bbef3e2d37f 160000 (submodule)
--- a/pinmux
+++ b/pinmux
@@ -1 +1 @@
-Subproject commit 7f8cbf72abced671b4d0d1ae358d656470220ca4
+Subproject commit dcf510721ff26108ec1f28f36cf59bbef3e2d37f