diff --git a/cpu/k22f/include/vendor/MK22F10.h b/cpu/k22f/include/vendor/MK22F10.h
index 7a00d7f7c0..21aaaac621 100644
--- a/cpu/k22f/include/vendor/MK22F10.h
+++ b/cpu/k22f/include/vendor/MK22F10.h
@@ -8452,7 +8452,21 @@ typedef struct {
  * @{
  */
 
-/* No backward compatibility issues. */
+#define GPIOA_BASE PTA_BASE
+#define GPIOB_BASE PTB_BASE
+#define GPIOC_BASE PTC_BASE
+#define GPIOD_BASE PTD_BASE
+#define GPIOE_BASE PTE_BASE
+#define GPIOF_BASE PTF_BASE
+#define GPIOG_BASE PTG_BASE
+#define GPIOA PTA
+#define GPIOB PTB
+#define GPIOC PTC
+#define GPIOD PTD
+#define GPIOE PTE
+#define GPIOF PTF
+#define GPIOG PTG
+#define OSC0 OSC
 
 /**
  * @}
diff --git a/cpu/k22f/include/vendor/MK22F12.h b/cpu/k22f/include/vendor/MK22F12.h
index f9817b20a3..30414ee3db 100644
--- a/cpu/k22f/include/vendor/MK22F12.h
+++ b/cpu/k22f/include/vendor/MK22F12.h
@@ -15002,6 +15002,21 @@ typedef struct {
 #define LLW_IRQn                     LLWU_IRQn
 #define LLW_IRQHandler               LLWU_IRQHandler
 
+#define GPIOA_BASE PTA_BASE
+#define GPIOB_BASE PTB_BASE
+#define GPIOC_BASE PTC_BASE
+#define GPIOD_BASE PTD_BASE
+#define GPIOE_BASE PTE_BASE
+#define GPIOF_BASE PTF_BASE
+#define GPIOG_BASE PTG_BASE
+#define GPIOA PTA
+#define GPIOB PTB
+#define GPIOC PTC
+#define GPIOD PTD
+#define GPIOE PTE
+#define GPIOF PTF
+#define GPIOG PTG
+#define OSC0 OSC
 /*!
  * @}
  */ /* end of group Backward_Compatibility_Symbols */
diff --git a/cpu/k22f/include/vendor/MK22F12810.h b/cpu/k22f/include/vendor/MK22F12810.h
index c2b6513e79..f030b0dc98 100644
--- a/cpu/k22f/include/vendor/MK22F12810.h
+++ b/cpu/k22f/include/vendor/MK22F12810.h
@@ -11742,6 +11742,21 @@ typedef struct {
 #define LLW_IRQn                     LLWU_IRQn
 #define LLW_IRQHandler               LLWU_IRQHandler
 
+#define GPIOA_BASE PTA_BASE
+#define GPIOB_BASE PTB_BASE
+#define GPIOC_BASE PTC_BASE
+#define GPIOD_BASE PTD_BASE
+#define GPIOE_BASE PTE_BASE
+#define GPIOF_BASE PTF_BASE
+#define GPIOG_BASE PTG_BASE
+#define GPIOA PTA
+#define GPIOB PTB
+#define GPIOC PTC
+#define GPIOD PTD
+#define GPIOE PTE
+#define GPIOF PTF
+#define GPIOG PTG
+#define OSC0 OSC
 /*!
  * @}
  */ /* end of group Backward_Compatibility_Symbols */
diff --git a/cpu/k22f/include/vendor/MK22F25612.h b/cpu/k22f/include/vendor/MK22F25612.h
index 6516fbd695..9023b97a83 100644
--- a/cpu/k22f/include/vendor/MK22F25612.h
+++ b/cpu/k22f/include/vendor/MK22F25612.h
@@ -12611,6 +12611,21 @@ typedef struct {
 #define LLW_IRQn                     LLWU_IRQn
 #define LLW_IRQHandler               LLWU_IRQHandler
 
+#define GPIOA_BASE PTA_BASE
+#define GPIOB_BASE PTB_BASE
+#define GPIOC_BASE PTC_BASE
+#define GPIOD_BASE PTD_BASE
+#define GPIOE_BASE PTE_BASE
+#define GPIOF_BASE PTF_BASE
+#define GPIOG_BASE PTG_BASE
+#define GPIOA PTA
+#define GPIOB PTB
+#define GPIOC PTC
+#define GPIOD PTD
+#define GPIOE PTE
+#define GPIOF PTF
+#define GPIOG PTG
+#define OSC0 OSC
 /*!
  * @}
  */ /* end of group Backward_Compatibility_Symbols */
diff --git a/cpu/k22f/include/vendor/MK22F51212.h b/cpu/k22f/include/vendor/MK22F51212.h
index 7a3fd78269..6ad18f5466 100644
--- a/cpu/k22f/include/vendor/MK22F51212.h
+++ b/cpu/k22f/include/vendor/MK22F51212.h
@@ -13019,6 +13019,19 @@ typedef struct {
 #define LLW_IRQHandler               LLWU_IRQHandler
 
 #define GPIOA_BASE PTA_BASE
+#define GPIOB_BASE PTB_BASE
+#define GPIOC_BASE PTC_BASE
+#define GPIOD_BASE PTD_BASE
+#define GPIOE_BASE PTE_BASE
+#define GPIOF_BASE PTF_BASE
+#define GPIOG_BASE PTG_BASE
+#define GPIOA PTA
+#define GPIOB PTB
+#define GPIOC PTC
+#define GPIOD PTD
+#define GPIOE PTE
+#define GPIOF PTF
+#define GPIOG PTG
 #define OSC0 OSC
 /*!
  * @}
diff --git a/cpu/k22f/include/vendor/MK22FA12.h b/cpu/k22f/include/vendor/MK22FA12.h
index f5338f1014..4f276692d9 100644
--- a/cpu/k22f/include/vendor/MK22FA12.h
+++ b/cpu/k22f/include/vendor/MK22FA12.h
@@ -16488,6 +16488,7 @@ typedef struct {
 #define LLW_IRQn                     LLWU_IRQn
 #define LLW_IRQHandler               LLWU_IRQHandler
 
+#define OSC0 OSC
 /*!
  * @}
  */ /* end of group Backward_Compatibility_Symbols */