cpu/saml21: add all parts to Kconfig

cpu/saml21/Kconfig

@@ -5,31 +5,25 @@
 # directory for more details.
 #
 
-config CPU_FAM_SAML21
+config CPU_COMMON_SAML21
     bool
     select CPU_COMMON_SAM0
     select CPU_CORE_CORTEX_M0PLUS
     select HAS_BACKUP_RAM
     select HAS_CPU_SAML21
 
-## CPU Models
-config CPU_MODEL_SAML21J18A
+config CPU_FAM_SAML21
     bool
-    select CPU_FAM_SAML21
+    select CPU_COMMON_SAML21
     select HAS_PERIPH_HWRNG
 
-config CPU_MODEL_SAML21J18B
+config CPU_FAM_SAMR30
     bool
-    select CPU_FAM_SAML21
-    select HAS_PERIPH_HWRNG
+    select CPU_COMMON_SAML21
 
-config CPU_MODEL_SAMR30G18A
+config CPU_FAM_SAMR34
     bool
-    select CPU_FAM_SAML21
-
-config CPU_MODEL_SAMR34J18B
-    bool
-    select CPU_FAM_SAML21
+    select CPU_COMMON_SAML21
     select HAS_PERIPH_HWRNG
 
 ## Declaration of specific features
@@ -41,14 +35,14 @@ config HAS_CPU_SAML21
 ## Common CPU symbols
 config CPU_FAM
     default "saml21" if CPU_FAM_SAML21
-
-config CPU_MODEL
-    default "saml21j18a" if CPU_MODEL_SAML21J18A
-    default "saml21j18b" if CPU_MODEL_SAML21J18B
-    default "samr30g18a" if CPU_MODEL_SAMR30G18A
-    default "samr34j18b" if CPU_MODEL_SAMR34J18B
+    default "samr30" if CPU_FAM_SAMR30
+    default "samr34" if CPU_FAM_SAMR34
 
 config CPU
-    default "saml21" if CPU_FAM_SAML21
+    default "saml21" if CPU_COMMON_SAML21
+
+source "$(RIOTCPU)/saml21/Kconfig.saml21"
+source "$(RIOTCPU)/saml21/Kconfig.samr30"
+source "$(RIOTCPU)/saml21/Kconfig.samr34"
 
 source "$(RIOTCPU)/sam0_common/Kconfig"

cpu/saml21/Kconfig.saml21

@@ -0,0 +1,77 @@
+## CPU Models
+config CPU_MODEL_SAML21E15B
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21E16B
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21E17B
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21E18B
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21G16B
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21G17B
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21G18B
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21J16B
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21J17B
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21J17BU
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21J18B
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21J18BU
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21E18A
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21G18A
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL_SAML21J18A
+    bool
+    select CPU_FAM_SAML21
+
+config CPU_MODEL
+    default "saml21e15b" if CPU_MODEL_SAML21E15B
+    default "saml21e16b" if CPU_MODEL_SAML21E16B
+    default "saml21e17b" if CPU_MODEL_SAML21E17B
+    default "saml21e18b" if CPU_MODEL_SAML21E18B
+    default "saml21g16b" if CPU_MODEL_SAML21G16B
+    default "saml21g17b" if CPU_MODEL_SAML21G17B
+    default "saml21g18b" if CPU_MODEL_SAML21G18B
+    default "saml21j16b" if CPU_MODEL_SAML21J16B
+    default "saml21j17b" if CPU_MODEL_SAML21J17B
+    default "saml21j17bu" if CPU_MODEL_SAML21J17BU
+    default "saml21j18b" if CPU_MODEL_SAML21J18B
+    default "saml21j18bu" if CPU_MODEL_SAML21J18BU
+    default "saml21e18a" if CPU_MODEL_SAML21E18A
+    default "saml21g18a" if CPU_MODEL_SAML21G18A
+    default "saml21j18a" if CPU_MODEL_SAML21J18A

cpu/saml21/Kconfig.samr30

@@ -0,0 +1,12 @@
+## CPU Models
+config CPU_MODEL_SAMR30E18A
+    bool
+    select CPU_FAM_SAMR30
+
+config CPU_MODEL_SAMR30G18A
+    bool
+    select CPU_FAM_SAMR30
+
+config CPU_MODEL
+    default "samr30e18a" if CPU_MODEL_SAMR30E18A
+    default "samr30g18a" if CPU_MODEL_SAMR30G18A

cpu/saml21/Kconfig.samr34

@@ -0,0 +1,17 @@
+## CPU Models
+config CPU_MODEL_SAMR34J16B
+    bool
+    select CPU_FAM_SAMR34
+
+config CPU_MODEL_SAMR34J17B
+    bool
+    select CPU_FAM_SAMR34
+
+config CPU_MODEL_SAMR34J18B
+    bool
+    select CPU_FAM_SAMR34
+
+config CPU_MODEL
+    default "samr34j16b" if CPU_MODEL_SAMR34J16B
+    default "samr34j17b" if CPU_MODEL_SAMR34J17B
+    default "samr34j18b" if CPU_MODEL_SAMR34J18B