drivers/at: add modules to Kconfig

drivers/at/Kconfig

@@ -4,6 +4,51 @@
 # General Public License v2.1. See the file LICENSE in the top level
 # directory for more details.
 #
+
+menuconfig MODULE_AT
+    bool "AT (Hayes) command set library"
+    depends on HAS_PERIPH_UART
+    depends on TEST_KCONFIG
+    depends on MODULE_ISRPIPE
+    depends on MODULE_ISRPIPE_READ_TIMEOUT
+    select MODULE_FMT
+    select MODULE_PERIPH_UART
+
+if MODULE_AT
+
+config MODULE_AT_URC
+    bool "Support Unsolicited Result Codes (URC)"
+
+config MODULE_AT_URC_ISR
+    bool "Process URCs when they arrive"
+    depends on MODULE_AT_URC
+    depends on MODULE_EVENT_THREAD
+
+choice
+    bool "Thread priority"
+    depends on MODULE_AT_URC_ISR
+    default MODULE_AT_URC_ISR_MEDIUM
+    help
+        To process URCs upon arrival an event thread is used. The
+        MODULE_EVENT_THREAD symbol should be set. Choose a priority for the
+        thread that processes the URCs.
+
+config MODULE_AT_URC_ISR_LOW
+    bool "Low"
+    select MODULE_EVENT_THREAD_LOW
+
+config MODULE_AT_URC_ISR_MEDIUM
+    bool "Medium"
+    select MODULE_EVENT_THREAD_MEDIUM
+
+config MODULE_AT_URC_ISR_HIGHEST
+    bool "Highest"
+    select MODULE_EVENT_THREAD_HIGHEST
+
+endchoice
+
+endif # MODULE_AT
+
 menuconfig KCONFIG_USEMODULE_AT
     bool "Configure AT driver"
     depends on USEMODULE_AT

sys/isrpipe/Kconfig

@@ -14,4 +14,5 @@ menuconfig MODULE_ISRPIPE
 
 config MODULE_ISRPIPE_READ_TIMEOUT
     bool "ISR Pipe read with timeout"
-    depends on MODULE_ISRPIPE && MODULE_XTIMER
+    depends on MODULE_ISRPIPE
+    select MODULE_XTIMER