diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index dfed55e41..68f2c168b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -52,22 +52,26 @@ jobs:
         with:
           ref: ${{ github.event.pull_request.head.sha || github.sha }}
 
-      - name: Install clang-format
-        run: sudo apt-get install -y clang-format-14
-
       - name: Check code formatting
         run: |
+          # Use pre-installed clang-format (ubuntu-latest ships with it)
+          CF=$(command -v clang-format-14 || command -v clang-format || true)
+          if [ -z "$CF" ]; then
+            echo "::warning::clang-format not found, skipping lint"
+            exit 0
+          fi
+          echo "Using: $CF ($($CF --version | head -1))"
           FAILED=0
           for f in $(find include/keepkey lib/firmware lib/board lib/transport/src \
                      -name '*.c' -o -name '*.h' 2>/dev/null | grep -v generated | grep -v '.pb.'); do
-            if ! clang-format-14 --style=file --dry-run --Werror "$f" 2>/dev/null; then
+            if ! $CF --style=file --dry-run --Werror "$f" 2>/dev/null; then
               echo "::warning file=$f::Formatting differs from .clang-format"
               FAILED=1
             fi
           done
           if [ "$FAILED" = "1" ]; then
             echo ""
-            echo "Run: clang-format -i <file> to fix formatting"
+            echo "Run: $CF -i <file> to fix formatting"
             echo "Note: treating as warning until codebase is reformatted"
           fi
         # Warn-only until existing code is reformatted
diff --git a/deps/device-protocol b/deps/device-protocol
index 323802f17..b07589ff3 160000
--- a/deps/device-protocol
+++ b/deps/device-protocol
@@ -1 +1 @@
-Subproject commit 323802f17dd44165a5100357df771348c8b49672
+Subproject commit b07589ff386265f894736a490fc163d46f9479b7
diff --git a/deps/python-keepkey b/deps/python-keepkey
index f1dd2b684..e89587701 160000
--- a/deps/python-keepkey
+++ b/deps/python-keepkey
@@ -1 +1 @@
-Subproject commit f1dd2b6847346abe8ea2985b22d688de4911643f
+Subproject commit e8958770152a85af4c2a03f9e93b5d98e8dff44b
diff --git a/include/keepkey/transport/messages-solana.options b/include/keepkey/transport/messages-solana.options
new file mode 100644
index 000000000..645d5cfac
--- /dev/null
+++ b/include/keepkey/transport/messages-solana.options
@@ -0,0 +1,17 @@
+SolanaGetAddress.address_n max_count:8
+SolanaGetAddress.coin_name max_size:21
+
+SolanaAddress.address max_size:64
+
+SolanaSignTx.address_n max_count:8
+SolanaSignTx.coin_name max_size:21
+SolanaSignTx.raw_tx max_size:2048
+
+SolanaSignedTx.signature max_size:64
+
+SolanaSignMessage.address_n max_count:8
+SolanaSignMessage.coin_name max_size:21
+SolanaSignMessage.message max_size:1024
+
+SolanaMessageSignature.public_key max_size:32
+SolanaMessageSignature.signature max_size:64
diff --git a/include/keepkey/transport/messages-ton.options b/include/keepkey/transport/messages-ton.options
new file mode 100644
index 000000000..18c064289
--- /dev/null
+++ b/include/keepkey/transport/messages-ton.options
@@ -0,0 +1,12 @@
+TonGetAddress.address_n max_count:8
+TonGetAddress.coin_name max_size:21
+
+TonAddress.address max_size:50
+TonAddress.raw_address max_size:70
+
+TonSignTx.address_n max_count:8
+TonSignTx.coin_name max_size:21
+TonSignTx.raw_tx max_size:1024
+TonSignTx.to_address max_size:50
+
+TonSignedTx.signature max_size:64
diff --git a/include/keepkey/transport/messages-tron.options b/include/keepkey/transport/messages-tron.options
new file mode 100644
index 000000000..80215e8cf
--- /dev/null
+++ b/include/keepkey/transport/messages-tron.options
@@ -0,0 +1,14 @@
+TronGetAddress.address_n max_count:8
+TronGetAddress.coin_name max_size:21
+
+TronAddress.address max_size:35
+
+TronSignTx.address_n max_count:8
+TronSignTx.coin_name max_size:21
+TronSignTx.raw_data max_size:2048
+TronSignTx.ref_block_bytes max_size:4
+TronSignTx.ref_block_hash max_size:32
+TronSignTx.contract_type max_size:64
+TronSignTx.to_address max_size:35
+
+TronSignedTx.signature max_size:65
diff --git a/include/keepkey/transport/messages.options b/include/keepkey/transport/messages.options
index 41e0c377c..ad08bd6ba 100644
--- a/include/keepkey/transport/messages.options
+++ b/include/keepkey/transport/messages.options
@@ -131,3 +131,5 @@ FlashHash.challenge max_size:32
 FlashWrite.data max_size:1024
 
 FlashHashResponse.data max_size:32
+
+Bip85Mnemonic.mnemonic max_size:241
diff --git a/lib/firmware/signing.c b/lib/firmware/signing.c
index ccc38c226..b6f3d4460 100644
--- a/lib/firmware/signing.c
+++ b/lib/firmware/signing.c
@@ -624,7 +624,7 @@ void signing_init(const SignTx *msg, const CoinType *_coin,
         branch_id = 0x5BA81B19;  // Overwinter
         break;
       case 4:
-        branch_id = 0x76B809BB;  // Sapling
+        branch_id = 0xC8E71055;  // NU6
         break;
     }
   }
diff --git a/lib/transport/CMakeLists.txt b/lib/transport/CMakeLists.txt
index 41b8d5864..d42d3e113 100644
--- a/lib/transport/CMakeLists.txt
+++ b/lib/transport/CMakeLists.txt
@@ -15,6 +15,9 @@ set(protoc_pb_sources
     ${DEVICE_PROTOCOL}/messages-tendermint.proto
     ${DEVICE_PROTOCOL}/messages-thorchain.proto
     ${DEVICE_PROTOCOL}/messages-mayachain.proto
+    ${DEVICE_PROTOCOL}/messages-solana.proto
+    ${DEVICE_PROTOCOL}/messages-tron.proto
+    ${DEVICE_PROTOCOL}/messages-ton.proto
     ${DEVICE_PROTOCOL}/messages.proto)
 
 set(protoc_pb_options
@@ -29,6 +32,9 @@ set(protoc_pb_options
     ${CMAKE_SOURCE_DIR}/include/keepkey/transport/messages-tendermint.options
     ${CMAKE_SOURCE_DIR}/include/keepkey/transport/messages-thorchain.options
     ${CMAKE_SOURCE_DIR}/include/keepkey/transport/messages-mayachain.options
+    ${CMAKE_SOURCE_DIR}/include/keepkey/transport/messages-solana.options
+    ${CMAKE_SOURCE_DIR}/include/keepkey/transport/messages-tron.options
+    ${CMAKE_SOURCE_DIR}/include/keepkey/transport/messages-ton.options
     ${CMAKE_SOURCE_DIR}/include/keepkey/transport/messages.options)
 
 set(protoc_c_sources
@@ -43,6 +49,9 @@ set(protoc_c_sources
     ${CMAKE_BINARY_DIR}/lib/transport/messages-tendermint.pb.c
     ${CMAKE_BINARY_DIR}/lib/transport/messages-thorchain.pb.c
     ${CMAKE_BINARY_DIR}/lib/transport/messages-mayachain.pb.c
+    ${CMAKE_BINARY_DIR}/lib/transport/messages-solana.pb.c
+    ${CMAKE_BINARY_DIR}/lib/transport/messages-tron.pb.c
+    ${CMAKE_BINARY_DIR}/lib/transport/messages-ton.pb.c
     ${CMAKE_BINARY_DIR}/lib/transport/messages.pb.c)
 
 set(protoc_c_headers
@@ -57,6 +66,9 @@ set(protoc_c_headers
     ${CMAKE_BINARY_DIR}/include/messages-tendermint.pb.h
     ${CMAKE_BINARY_DIR}/include/messages-thorchain.pb.h
     ${CMAKE_BINARY_DIR}/include/messages-mayachain.pb.h
+    ${CMAKE_BINARY_DIR}/include/messages-solana.pb.h
+    ${CMAKE_BINARY_DIR}/include/messages-tron.pb.h
+    ${CMAKE_BINARY_DIR}/include/messages-ton.pb.h
     ${CMAKE_BINARY_DIR}/include/messages.pb.h)
 
 set(protoc_pb_sources_moved
@@ -71,6 +83,9 @@ set(protoc_pb_sources_moved
     ${CMAKE_BINARY_DIR}/lib/transport/messages-tendermint.proto
     ${CMAKE_BINARY_DIR}/lib/transport/messages-thorchain.proto
     ${CMAKE_BINARY_DIR}/lib/transport/messages-mayachain.proto
+    ${CMAKE_BINARY_DIR}/lib/transport/messages-solana.proto
+    ${CMAKE_BINARY_DIR}/lib/transport/messages-tron.proto
+    ${CMAKE_BINARY_DIR}/lib/transport/messages-ton.proto
     ${CMAKE_BINARY_DIR}/lib/transport/messages.proto)
 
 add_custom_command(
@@ -136,6 +151,18 @@ add_custom_command(
     ${PROTOC_BINARY} -I. -I/usr/include
       --plugin=nanopb=${NANOPB_DIR}/generator/protoc-gen-nanopb
       "--nanopb_out=-f messages-mayachain.options:." messages-mayachain.proto
+  COMMAND
+    ${PROTOC_BINARY} -I. -I/usr/include
+      --plugin=nanopb=${NANOPB_DIR}/generator/protoc-gen-nanopb
+      "--nanopb_out=-f messages-solana.options:." messages-solana.proto
+  COMMAND
+    ${PROTOC_BINARY} -I. -I/usr/include
+      --plugin=nanopb=${NANOPB_DIR}/generator/protoc-gen-nanopb
+      "--nanopb_out=-f messages-tron.options:." messages-tron.proto
+  COMMAND
+    ${PROTOC_BINARY} -I. -I/usr/include
+      --plugin=nanopb=${NANOPB_DIR}/generator/protoc-gen-nanopb
+      "--nanopb_out=-f messages-ton.options:." messages-ton.proto
   COMMAND
     ${PROTOC_BINARY} -I. -I/usr/include
       --plugin=nanopb=${NANOPB_DIR}/generator/protoc-gen-nanopb