diff --git a/tests/components/bl0942/test.bk72xx-ard.yaml b/tests/components/bl0942/test.bk72xx-ard.yaml
index 96e13c83a9..0caf71ba1f 100644
--- a/tests/components/bl0942/test.bk72xx-ard.yaml
+++ b/tests/components/bl0942/test.bk72xx-ard.yaml
@@ -1,5 +1,4 @@
-substitutions:
-  tx_pin: TX1
-  rx_pin: RX1
+packages:
+  uart: !include ../../test_build_components/common/uart/bk72xx-ard.yaml
 
 <<: !include common.yaml
diff --git a/tests/components/cse7761/test.esp32-c3-idf.yaml b/tests/components/cse7761/test.esp32-c3-idf.yaml
index 4b7c8351a7..973b47e561 100644
--- a/tests/components/cse7761/test.esp32-c3-idf.yaml
+++ b/tests/components/cse7761/test.esp32-c3-idf.yaml
@@ -1,5 +1,5 @@
 substitutions:
 packages:
-  uart: !include ../../test_build_components/common/uart/esp32-c3-idf.yaml
+  uart: !include ../../test_build_components/common/uart_38400/esp32-c3-idf.yaml
 
 <<: !include common.yaml
diff --git a/tests/components/cse7766/test.esp32-c3-idf.yaml b/tests/components/cse7766/test.esp32-c3-idf.yaml
index 4b7c8351a7..f86c077a51 100644
--- a/tests/components/cse7766/test.esp32-c3-idf.yaml
+++ b/tests/components/cse7766/test.esp32-c3-idf.yaml
@@ -1,5 +1,5 @@
 substitutions:
 packages:
-  uart: !include ../../test_build_components/common/uart/esp32-c3-idf.yaml
+  uart: !include ../../test_build_components/common/uart_4800/esp32-c3-idf.yaml
 
 <<: !include common.yaml
diff --git a/tests/components/he60r/test.esp32-c3-idf.yaml b/tests/components/he60r/test.esp32-c3-idf.yaml
index 4b7c8351a7..4df76c66ff 100644
--- a/tests/components/he60r/test.esp32-c3-idf.yaml
+++ b/tests/components/he60r/test.esp32-c3-idf.yaml
@@ -1,5 +1,5 @@
 substitutions:
 packages:
-  uart: !include ../../test_build_components/common/uart/esp32-c3-idf.yaml
+  uart: !include ../../test_build_components/common/uart_1200/esp32-c3-idf.yaml
 
 <<: !include common.yaml
diff --git a/tests/test_build_components/common/uart/bk72xx-ard.yaml b/tests/test_build_components/common/uart/bk72xx-ard.yaml
new file mode 100644
index 0000000000..8d1abca70b
--- /dev/null
+++ b/tests/test_build_components/common/uart/bk72xx-ard.yaml
@@ -0,0 +1,13 @@
+# Common UART configuration for BK72XX Arduino tests
+# Provides a shared UART bus that components can use
+# Components will auto-use this bus if they don't specify uart_id
+
+substitutions:
+  tx_pin: TX1
+  rx_pin: RX1
+
+uart:
+  - id: uart_bus
+    tx_pin: ${tx_pin}
+    rx_pin: ${rx_pin}
+    baud_rate: 9600