diff --git a/CI/update/stm32variant.py b/CI/update/stm32variant.py
index e60ee9bd9c..b245fc3719 100644
--- a/CI/update/stm32variant.py
+++ b/CI/update/stm32variant.py
@@ -1443,6 +1443,21 @@ def alias_definition():
     return alias_list
 
 
+def sdmmc_signals():
+    sdmmcNA_list = []
+    # Check if SDMMC instance
+    if sdxd0_list and "SDMMC" in sdxd0_list[0][2]:
+        if not sdmmcckin_list:
+            sdmmcNA_list.append("SDMMC_CKIN_NA")
+        if not sdmmccdir_list:
+            sdmmcNA_list.append("SDMMC_CDIR_NA")
+        if not sdmmcd0dir_list:
+            sdmmcNA_list.append("SDMMC_D0DIR_NA")
+        if not sdmmcd123dir_list:
+            sdmmcNA_list.append("SDMMC_D123DIR_NA")
+    return sdmmcNA_list
+
+
 def print_variant(generic_list, alt_syswkup_list):
     variant_h_template = j2_env.get_template(variant_h_filename)
     variant_cpp_template = j2_env.get_template(variant_cpp_filename)
@@ -1467,6 +1482,9 @@ def print_variant(generic_list, alt_syswkup_list):
     # Alias to ease some usage
     alias_list = alias_definition()
 
+    # SDMMC signals definition
+    sdmmcNA_list = sdmmc_signals()
+
     # Manage all pins number, PinName and analog pins
     analog_index = 0
     pins_number_list = []
@@ -1548,6 +1566,7 @@ def print_variant(generic_list, alt_syswkup_list):
             serial=serial,
             hal_modules_list=hal_modules_list,
             alias_list=alias_list,
+            sdmmcNA_list=sdmmcNA_list,
         )
     )
 
diff --git a/CI/update/templates/variant_generic.h b/CI/update/templates/variant_generic.h
index 8b2c96d2b4..9eed37835e 100644
--- a/CI/update/templates/variant_generic.h
+++ b/CI/update/templates/variant_generic.h
@@ -107,6 +107,13 @@
 #endif
   {% endfor %}
 
+{% endif %}
+{% if sdmmcNA_list %}
+// SDMMC signals not available
+  {% for sdmmcNA in sdmmcNA_list %}
+#define {{sdmmcNA}}
+  {% endfor %}
+
 {% endif %}
 {% if hal_modules_list %}
 // Extra HAL modules
diff --git a/variants/STM32F7xx/F722I(C-E)(K-T)_F732IE(K-T)/variant_generic.h b/variants/STM32F7xx/F722I(C-E)(K-T)_F732IE(K-T)/variant_generic.h
index 50a650b3ea..06973f48d3 100644
--- a/variants/STM32F7xx/F722I(C-E)(K-T)_F732IE(K-T)/variant_generic.h
+++ b/variants/STM32F7xx/F722I(C-E)(K-T)_F732IE(K-T)/variant_generic.h
@@ -269,6 +269,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F722R(C-E)T_F730R8T_F732RET/variant_generic.h b/variants/STM32F7xx/F722R(C-E)T_F730R8T_F732RET/variant_generic.h
index 284918debf..75926e97a2 100644
--- a/variants/STM32F7xx/F722R(C-E)T_F730R8T_F732RET/variant_generic.h
+++ b/variants/STM32F7xx/F722R(C-E)T_F730R8T_F732RET/variant_generic.h
@@ -178,6 +178,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F722V(C-E)T_F730V8T_F732VET/variant_generic.h b/variants/STM32F7xx/F722V(C-E)T_F730V8T_F732VET/variant_generic.h
index 3862781205..19023cc5ad 100644
--- a/variants/STM32F7xx/F722V(C-E)T_F730V8T_F732VET/variant_generic.h
+++ b/variants/STM32F7xx/F722V(C-E)T_F730V8T_F732VET/variant_generic.h
@@ -211,6 +211,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F722Z(C-E)T_F732ZET/variant_NUCLEO_F722ZE.h b/variants/STM32F7xx/F722Z(C-E)T_F732ZET/variant_NUCLEO_F722ZE.h
index de5a3d5c73..d2217da335 100644
--- a/variants/STM32F7xx/F722Z(C-E)T_F732ZET/variant_NUCLEO_F722ZE.h
+++ b/variants/STM32F7xx/F722Z(C-E)T_F732ZET/variant_NUCLEO_F722ZE.h
@@ -223,7 +223,12 @@
 // Value of the External oscillator in Hz
 #define HSE_VALUE               8000000U
 
-/* Extra HAL modules */
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F722Z(C-E)T_F732ZET/variant_generic.h b/variants/STM32F7xx/F722Z(C-E)T_F732ZET/variant_generic.h
index 71e6de01f5..3548b24cd7 100644
--- a/variants/STM32F7xx/F722Z(C-E)T_F732ZET/variant_generic.h
+++ b/variants/STM32F7xx/F722Z(C-E)T_F732ZET/variant_generic.h
@@ -243,6 +243,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F723I(C-E)(K-T)_F730I8K_F733IE(K-T)/variant_generic.h b/variants/STM32F7xx/F723I(C-E)(K-T)_F730I8K_F733IE(K-T)/variant_generic.h
index ce03c2ae9d..b69f608e4e 100644
--- a/variants/STM32F7xx/F723I(C-E)(K-T)_F730I8K_F733IE(K-T)/variant_generic.h
+++ b/variants/STM32F7xx/F723I(C-E)(K-T)_F730I8K_F733IE(K-T)/variant_generic.h
@@ -263,6 +263,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F723V(C-E)(T-Y)_F733VE(T-Y)/variant_generic.h b/variants/STM32F7xx/F723V(C-E)(T-Y)_F733VE(T-Y)/variant_generic.h
index 946e5fbfb2..b6c4c4ee37 100644
--- a/variants/STM32F7xx/F723V(C-E)(T-Y)_F733VE(T-Y)/variant_generic.h
+++ b/variants/STM32F7xx/F723V(C-E)(T-Y)_F733VE(T-Y)/variant_generic.h
@@ -204,6 +204,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F723Z(C-E)(I-T)_F730Z8T_F733ZE(I-T)/variant_generic.h b/variants/STM32F7xx/F723Z(C-E)(I-T)_F730Z8T_F733ZE(I-T)/variant_generic.h
index 8d0a33158f..2008a3e427 100644
--- a/variants/STM32F7xx/F723Z(C-E)(I-T)_F730Z8T_F733ZE(I-T)/variant_generic.h
+++ b/variants/STM32F7xx/F723Z(C-E)(I-T)_F730Z8T_F733ZE(I-T)/variant_generic.h
@@ -237,6 +237,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F745I(E-G)(K-T)_F746I(E-G)(K-T)_F756IG(K-T)/variant_generic.h b/variants/STM32F7xx/F745I(E-G)(K-T)_F746I(E-G)(K-T)_F756IG(K-T)/variant_generic.h
index bae701d881..b027ec834b 100644
--- a/variants/STM32F7xx/F745I(E-G)(K-T)_F746I(E-G)(K-T)_F756IG(K-T)/variant_generic.h
+++ b/variants/STM32F7xx/F745I(E-G)(K-T)_F746I(E-G)(K-T)_F756IG(K-T)/variant_generic.h
@@ -269,6 +269,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F745V(E-G)(H-T)_F746V(E-G)(H-T)_F750V8T_F756VG(H-T)/variant_generic.h b/variants/STM32F7xx/F745V(E-G)(H-T)_F746V(E-G)(H-T)_F750V8T_F756VG(H-T)/variant_generic.h
index ddf502521d..b584b6acfc 100644
--- a/variants/STM32F7xx/F745V(E-G)(H-T)_F746V(E-G)(H-T)_F750V8T_F756VG(H-T)/variant_generic.h
+++ b/variants/STM32F7xx/F745V(E-G)(H-T)_F746V(E-G)(H-T)_F750V8T_F756VG(H-T)/variant_generic.h
@@ -211,6 +211,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_ETHERCAT_DUINO.h b/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_ETHERCAT_DUINO.h
index 949662e0ba..ef4e1171f1 100644
--- a/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_ETHERCAT_DUINO.h
+++ b/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_ETHERCAT_DUINO.h
@@ -167,9 +167,9 @@
 #define ECAT_CS                 PB6
 
 // Serial pins
-#define TX0                     PC10          // UART4      
-#define RX0                     PC11          // UART4     
-#define TX0_ALT                 PC10_ALT1     // USART3 
+#define TX0                     PC10          // UART4
+#define RX0                     PC11          // UART4
+#define TX0_ALT                 PC10_ALT1     // USART3
 #define RX0_ALT                 PC11_ALT1     // USART3
 
 #define TX1                     PE8           // UART7
@@ -257,6 +257,12 @@
 // Value of the External oscillator in Hz
 #define HSE_VALUE               8000000U
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_NUCLEO_F7x6ZG.h b/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_NUCLEO_F7x6ZG.h
index efbd1b9b25..d8a6f95c27 100644
--- a/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_NUCLEO_F7x6ZG.h
+++ b/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_NUCLEO_F7x6ZG.h
@@ -223,7 +223,12 @@
 // Value of the External oscillator in Hz
 #define HSE_VALUE               8000000U
 
-/* Extra HAL modules */
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_generic.h b/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_generic.h
index 711cec5079..7d18539eb5 100644
--- a/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_generic.h
+++ b/variants/STM32F7xx/F745Z(E-G)T_F746Z(E-G)(T-Y)_F750Z8T_F756ZG(T-Y)/variant_generic.h
@@ -243,6 +243,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F746B(E-G)T_F746N(E-G)H_F750N8H_F756BGT_F756NGH/variant_DISCO_F746NG.h b/variants/STM32F7xx/F746B(E-G)T_F746N(E-G)H_F750N8H_F756BGT_F756NGH/variant_DISCO_F746NG.h
index 3859b08874..67a2c6a706 100644
--- a/variants/STM32F7xx/F746B(E-G)T_F746N(E-G)H_F750N8H_F756BGT_F756NGH/variant_DISCO_F746NG.h
+++ b/variants/STM32F7xx/F746B(E-G)T_F746N(E-G)H_F750N8H_F756BGT_F756NGH/variant_DISCO_F746NG.h
@@ -267,6 +267,12 @@
   #define PIN_SERIAL_TX         PA9
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // SD detect signal
 #ifndef SD_DETECT_PIN
   #define SD_DETECT_PIN         PC13
diff --git a/variants/STM32F7xx/F746B(E-G)T_F746N(E-G)H_F750N8H_F756BGT_F756NGH/variant_generic.h b/variants/STM32F7xx/F746B(E-G)T_F746N(E-G)H_F750N8H_F756BGT_F756NGH/variant_generic.h
index 296b10976c..940e2d0e2d 100644
--- a/variants/STM32F7xx/F746B(E-G)T_F746N(E-G)H_F750N8H_F756BGT_F756NGH/variant_generic.h
+++ b/variants/STM32F7xx/F746B(E-G)T_F746N(E-G)H_F750N8H_F756BGT_F756NGH/variant_generic.h
@@ -297,6 +297,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F765B(G-I)T_F765N(G-I)H_F767B(G-I)T_F767N(G-I)H_F777BIT_F777NIH/variant_generic.h b/variants/STM32F7xx/F765B(G-I)T_F765N(G-I)H_F767B(G-I)T_F767N(G-I)H_F777BIT_F777NIH/variant_generic.h
index 95cef539c1..a867c7f8b4 100644
--- a/variants/STM32F7xx/F765B(G-I)T_F765N(G-I)H_F767B(G-I)T_F767N(G-I)H_F777BIT_F777NIH/variant_generic.h
+++ b/variants/STM32F7xx/F765B(G-I)T_F765N(G-I)H_F767B(G-I)T_F767N(G-I)H_F777BIT_F777NIH/variant_generic.h
@@ -304,6 +304,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F765I(G-I)(K-T)_F767I(G-I)(K-T)_F777II(K-T)/variant_generic.h b/variants/STM32F7xx/F765I(G-I)(K-T)_F767I(G-I)(K-T)_F777II(K-T)/variant_generic.h
index b5049bc8b1..6cb0dd2ef7 100644
--- a/variants/STM32F7xx/F765I(G-I)(K-T)_F767I(G-I)(K-T)_F777II(K-T)/variant_generic.h
+++ b/variants/STM32F7xx/F765I(G-I)(K-T)_F767I(G-I)(K-T)_F777II(K-T)/variant_generic.h
@@ -276,6 +276,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F765V(G-I)(H-T)_F767V(G-I)(H-T)_F777VI(H-T)/variant_REMRAM_V1.h b/variants/STM32F7xx/F765V(G-I)(H-T)_F767V(G-I)(H-T)_F777VI(H-T)/variant_REMRAM_V1.h
index 081cf7d636..74f341c0ed 100644
--- a/variants/STM32F7xx/F765V(G-I)(H-T)_F767V(G-I)(H-T)_F777VI(H-T)/variant_REMRAM_V1.h
+++ b/variants/STM32F7xx/F765V(G-I)(H-T)_F767V(G-I)(H-T)_F777VI(H-T)/variant_REMRAM_V1.h
@@ -201,6 +201,12 @@
 #define PIN_SERIAL_RX           PA10
 #define PIN_SERIAL_TX           PA9
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 /* HAL configuration */
 #define HSE_VALUE               24000000U
 
diff --git a/variants/STM32F7xx/F765V(G-I)(H-T)_F767V(G-I)(H-T)_F777VI(H-T)/variant_generic.h b/variants/STM32F7xx/F765V(G-I)(H-T)_F767V(G-I)(H-T)_F777VI(H-T)/variant_generic.h
index 6d50d4ffec..7b112898cd 100644
--- a/variants/STM32F7xx/F765V(G-I)(H-T)_F767V(G-I)(H-T)_F777VI(H-T)/variant_generic.h
+++ b/variants/STM32F7xx/F765V(G-I)(H-T)_F767V(G-I)(H-T)_F777VI(H-T)/variant_generic.h
@@ -218,6 +218,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F765Z(G-I)T_F767Z(G-I)T_F777ZIT/variant_NUCLEO_F767ZI.h b/variants/STM32F7xx/F765Z(G-I)T_F767Z(G-I)T_F777ZIT/variant_NUCLEO_F767ZI.h
index b43d58db37..841397e67a 100644
--- a/variants/STM32F7xx/F765Z(G-I)T_F767Z(G-I)T_F777ZIT/variant_NUCLEO_F767ZI.h
+++ b/variants/STM32F7xx/F765Z(G-I)T_F767Z(G-I)T_F777ZIT/variant_NUCLEO_F767ZI.h
@@ -224,6 +224,12 @@
 // Value of the External oscillator in Hz
 #define HSE_VALUE               8000000U
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 /* Extra HAL modules */
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F765Z(G-I)T_F767Z(G-I)T_F777ZIT/variant_generic.h b/variants/STM32F7xx/F765Z(G-I)T_F767Z(G-I)T_F777ZIT/variant_generic.h
index 100886b2f6..5ea3513554 100644
--- a/variants/STM32F7xx/F765Z(G-I)T_F767Z(G-I)T_F777ZIT/variant_generic.h
+++ b/variants/STM32F7xx/F765Z(G-I)T_F767Z(G-I)T_F777ZIT/variant_generic.h
@@ -250,6 +250,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F768AIY_F769A(G-I)Y_F778AIY_F779AIY/variant_generic.h b/variants/STM32F7xx/F768AIY_F769A(G-I)Y_F778AIY_F779AIY/variant_generic.h
index 3d9c77ec68..1106a82c58 100644
--- a/variants/STM32F7xx/F768AIY_F769A(G-I)Y_F778AIY_F779AIY/variant_generic.h
+++ b/variants/STM32F7xx/F768AIY_F769A(G-I)Y_F778AIY_F779AIY/variant_generic.h
@@ -258,6 +258,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F769B(G-I)T_F769N(G-I)H_F779BIT_F779NIH/variant_generic.h b/variants/STM32F7xx/F769B(G-I)T_F769N(G-I)H_F779BIT_F779NIH/variant_generic.h
index 438a0ac7da..e9587199cf 100644
--- a/variants/STM32F7xx/F769B(G-I)T_F769N(G-I)H_F779BIT_F779NIH/variant_generic.h
+++ b/variants/STM32F7xx/F769B(G-I)T_F769N(G-I)H_F779BIT_F779NIH/variant_generic.h
@@ -295,6 +295,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32F7xx/F769I(G-I)T_F779IIT/variant_generic.h b/variants/STM32F7xx/F769I(G-I)T_F779IIT/variant_generic.h
index 81c16c0a54..97bc25f1a8 100644
--- a/variants/STM32F7xx/F769I(G-I)T_F779IIT/variant_generic.h
+++ b/variants/STM32F7xx/F769I(G-I)T_F779IIT/variant_generic.h
@@ -267,6 +267,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32H5xx/H562R(G-I)T/variant_generic.h b/variants/STM32H5xx/H562R(G-I)T/variant_generic.h
index a7d6c370e7..e0c54a60b4 100644
--- a/variants/STM32H5xx/H562R(G-I)T/variant_generic.h
+++ b/variants/STM32H5xx/H562R(G-I)T/variant_generic.h
@@ -184,6 +184,9 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CDIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32H5xx/H563MIYxQ_H573MIYxQ/variant_generic.h b/variants/STM32H5xx/H563MIYxQ_H573MIYxQ/variant_generic.h
index fd7b34fc92..70f49431b0 100644
--- a/variants/STM32H5xx/H563MIYxQ_H573MIYxQ/variant_generic.h
+++ b/variants/STM32H5xx/H563MIYxQ_H573MIYxQ/variant_generic.h
@@ -192,6 +192,9 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CDIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32H5xx/H563R(G-I)T_H573RIT/variant_generic.h b/variants/STM32H5xx/H563R(G-I)T_H573RIT/variant_generic.h
index 54cb3f8e6d..5a73f7757a 100644
--- a/variants/STM32H5xx/H563R(G-I)T_H573RIT/variant_generic.h
+++ b/variants/STM32H5xx/H563R(G-I)T_H573RIT/variant_generic.h
@@ -184,6 +184,9 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CDIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L431R(B-C)(I-T-Y)/variant_generic.h b/variants/STM32L4xx/L431R(B-C)(I-T-Y)/variant_generic.h
index df04501042..45e8ad9737 100644
--- a/variants/STM32L4xx/L431R(B-C)(I-T-Y)/variant_generic.h
+++ b/variants/STM32L4xx/L431R(B-C)(I-T-Y)/variant_generic.h
@@ -150,6 +150,12 @@
   #define PIN_SERIAL_TX         PA2
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L431VC(I-T)/variant_generic.h b/variants/STM32L4xx/L431VC(I-T)/variant_generic.h
index a9f1771063..1146ef99a6 100644
--- a/variants/STM32L4xx/L431VC(I-T)/variant_generic.h
+++ b/variants/STM32L4xx/L431VC(I-T)/variant_generic.h
@@ -181,6 +181,12 @@
   #define PIN_SERIAL_TX         PA2
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L433R(B-C)(I-T-Y)_L443RC(I-T-Y)/variant_generic.h b/variants/STM32L4xx/L433R(B-C)(I-T-Y)_L443RC(I-T-Y)/variant_generic.h
index df04501042..45e8ad9737 100644
--- a/variants/STM32L4xx/L433R(B-C)(I-T-Y)_L443RC(I-T-Y)/variant_generic.h
+++ b/variants/STM32L4xx/L433R(B-C)(I-T-Y)_L443RC(I-T-Y)/variant_generic.h
@@ -150,6 +150,12 @@
   #define PIN_SERIAL_TX         PA2
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L433VC(I-T)_L443VC(I-T)/variant_generic.h b/variants/STM32L4xx/L433VC(I-T)_L443VC(I-T)/variant_generic.h
index a9f1771063..1146ef99a6 100644
--- a/variants/STM32L4xx/L433VC(I-T)_L443VC(I-T)/variant_generic.h
+++ b/variants/STM32L4xx/L433VC(I-T)_L443VC(I-T)/variant_generic.h
@@ -181,6 +181,12 @@
   #define PIN_SERIAL_TX         PA2
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L451R(C-E)(I-T-Y)/variant_generic.h b/variants/STM32L4xx/L451R(C-E)(I-T-Y)/variant_generic.h
index acb529355e..29143e4bc8 100644
--- a/variants/STM32L4xx/L451R(C-E)(I-T-Y)/variant_generic.h
+++ b/variants/STM32L4xx/L451R(C-E)(I-T-Y)/variant_generic.h
@@ -160,6 +160,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L451V(C-E)(I-T)/variant_generic.h b/variants/STM32L4xx/L451V(C-E)(I-T)/variant_generic.h
index b6dc2af6d1..b1398e4b3a 100644
--- a/variants/STM32L4xx/L451V(C-E)(I-T)/variant_generic.h
+++ b/variants/STM32L4xx/L451V(C-E)(I-T)/variant_generic.h
@@ -191,6 +191,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_LEAFONY_AP03.h b/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_LEAFONY_AP03.h
index 171fa35a4a..31a98bd3fb 100644
--- a/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_LEAFONY_AP03.h
+++ b/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_LEAFONY_AP03.h
@@ -121,6 +121,12 @@
   #define PIN_SERIAL_TX         PA2
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_NUCLEO_L452RE.h b/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_NUCLEO_L452RE.h
index b2a08be539..3de2bb159f 100644
--- a/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_NUCLEO_L452RE.h
+++ b/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_NUCLEO_L452RE.h
@@ -133,6 +133,12 @@
   #define PIN_SERIAL_TX           PA2
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 /* Extra HAL modules */
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_generic.h b/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_generic.h
index acb529355e..29143e4bc8 100644
--- a/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_generic.h
+++ b/variants/STM32L4xx/L452RC(I-T-Y)_L452RE(I-T-Y)x(P)_L462RE(I-T-Y)/variant_generic.h
@@ -160,6 +160,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L452V(C-E)(I-T)_L462VE(I-T)/variant_generic.h b/variants/STM32L4xx/L452V(C-E)(I-T)_L462VE(I-T)/variant_generic.h
index b6dc2af6d1..b1398e4b3a 100644
--- a/variants/STM32L4xx/L452V(C-E)(I-T)_L462VE(I-T)/variant_generic.h
+++ b/variants/STM32L4xx/L452V(C-E)(I-T)_L462VE(I-T)/variant_generic.h
@@ -191,6 +191,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L471Q(E-G)I/variant_generic.h b/variants/STM32L4xx/L471Q(E-G)I/variant_generic.h
index f985744e1c..5097b54641 100644
--- a/variants/STM32L4xx/L471Q(E-G)I/variant_generic.h
+++ b/variants/STM32L4xx/L471Q(E-G)I/variant_generic.h
@@ -240,6 +240,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L471R(E-G)T/variant_generic.h b/variants/STM32L4xx/L471R(E-G)T/variant_generic.h
index b076a32b32..27b24ed31d 100644
--- a/variants/STM32L4xx/L471R(E-G)T/variant_generic.h
+++ b/variants/STM32L4xx/L471R(E-G)T/variant_generic.h
@@ -182,6 +182,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L471V(E-G)T/variant_generic.h b/variants/STM32L4xx/L471V(E-G)T/variant_generic.h
index df94faa80a..8718c42a15 100644
--- a/variants/STM32L4xx/L471V(E-G)T/variant_generic.h
+++ b/variants/STM32L4xx/L471V(E-G)T/variant_generic.h
@@ -213,6 +213,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L471Z(E-G)(J-T)/variant_generic.h b/variants/STM32L4xx/L471Z(E-G)(J-T)/variant_generic.h
index 92efc44332..ae665a79ee 100644
--- a/variants/STM32L4xx/L471Z(E-G)(J-T)/variant_generic.h
+++ b/variants/STM32L4xx/L471Z(E-G)(J-T)/variant_generic.h
@@ -246,6 +246,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L475R(C-E-G)T_L476R(C-E-G)T_L486RGT/variant_NUCLEO_L476RG.h b/variants/STM32L4xx/L475R(C-E-G)T_L476R(C-E-G)T_L486RGT/variant_NUCLEO_L476RG.h
index ba25d95d59..0667a9e54e 100644
--- a/variants/STM32L4xx/L475R(C-E-G)T_L476R(C-E-G)T_L486RGT/variant_NUCLEO_L476RG.h
+++ b/variants/STM32L4xx/L475R(C-E-G)T_L476R(C-E-G)T_L486RGT/variant_NUCLEO_L476RG.h
@@ -155,6 +155,12 @@
   #define PIN_SERIAL_TX           PA2
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 /* Extra HAL modules */
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L475R(C-E-G)T_L476R(C-E-G)T_L486RGT/variant_generic.h b/variants/STM32L4xx/L475R(C-E-G)T_L476R(C-E-G)T_L486RGT/variant_generic.h
index b076a32b32..27b24ed31d 100644
--- a/variants/STM32L4xx/L475R(C-E-G)T_L476R(C-E-G)T_L486RGT/variant_generic.h
+++ b/variants/STM32L4xx/L475R(C-E-G)T_L476R(C-E-G)T_L486RGT/variant_generic.h
@@ -182,6 +182,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L475V(C-E-G)T_L476V(C-E-G)T_L486VGT/variant_B_L475E_IOT01A.h b/variants/STM32L4xx/L475V(C-E-G)T_L476V(C-E-G)T_L486VGT/variant_B_L475E_IOT01A.h
index 337e91fd92..06c8868752 100644
--- a/variants/STM32L4xx/L475V(C-E-G)T_L476V(C-E-G)T_L486VGT/variant_B_L475E_IOT01A.h
+++ b/variants/STM32L4xx/L475V(C-E-G)T_L476V(C-E-G)T_L486VGT/variant_B_L475E_IOT01A.h
@@ -203,6 +203,12 @@
   #define PIN_SERIAL_TX           PB6
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 /* Extra HAL modules */
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L475V(C-E-G)T_L476V(C-E-G)T_L486VGT/variant_generic.h b/variants/STM32L4xx/L475V(C-E-G)T_L476V(C-E-G)T_L486VGT/variant_generic.h
index df94faa80a..8718c42a15 100644
--- a/variants/STM32L4xx/L475V(C-E-G)T_L476V(C-E-G)T_L486VGT/variant_generic.h
+++ b/variants/STM32L4xx/L475V(C-E-G)T_L476V(C-E-G)T_L486VGT/variant_generic.h
@@ -213,6 +213,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L476J(E-G)Y_L485J(C-E)Y_L486JGY/variant_generic.h b/variants/STM32L4xx/L476J(E-G)Y_L485J(C-E)Y_L486JGY/variant_generic.h
index f53d05e19c..a19eaf481a 100644
--- a/variants/STM32L4xx/L476J(E-G)Y_L485J(C-E)Y_L486JGY/variant_generic.h
+++ b/variants/STM32L4xx/L476J(E-G)Y_L485J(C-E)Y_L486JGY/variant_generic.h
@@ -188,6 +188,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L476JGYxP/variant_generic.h b/variants/STM32L4xx/L476JGYxP/variant_generic.h
index e126b45fd4..dba06bc408 100644
--- a/variants/STM32L4xx/L476JGYxP/variant_generic.h
+++ b/variants/STM32L4xx/L476JGYxP/variant_generic.h
@@ -185,6 +185,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L476M(E-G)Y/variant_generic.h b/variants/STM32L4xx/L476M(E-G)Y/variant_generic.h
index 504b91d0b7..9615174bde 100644
--- a/variants/STM32L4xx/L476M(E-G)Y/variant_generic.h
+++ b/variants/STM32L4xx/L476M(E-G)Y/variant_generic.h
@@ -196,6 +196,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L476QEI_L476QGIx(P)_L486QGI/variant_generic.h b/variants/STM32L4xx/L476QEI_L476QGIx(P)_L486QGI/variant_generic.h
index f985744e1c..5097b54641 100644
--- a/variants/STM32L4xx/L476QEI_L476QGIx(P)_L486QGI/variant_generic.h
+++ b/variants/STM32L4xx/L476QEI_L476QGIx(P)_L486QGI/variant_generic.h
@@ -240,6 +240,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L476VGYxP/variant_generic.h b/variants/STM32L4xx/L476VGYxP/variant_generic.h
index 1539a86fcf..446d5a6d96 100644
--- a/variants/STM32L4xx/L476VGYxP/variant_generic.h
+++ b/variants/STM32L4xx/L476VGYxP/variant_generic.h
@@ -196,6 +196,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L476ZET_L476ZG(J-T)_L486ZGT/variant_generic.h b/variants/STM32L4xx/L476ZET_L476ZG(J-T)_L486ZGT/variant_generic.h
index 92efc44332..ae665a79ee 100644
--- a/variants/STM32L4xx/L476ZET_L476ZG(J-T)_L486ZGT/variant_generic.h
+++ b/variants/STM32L4xx/L476ZET_L476ZG(J-T)_L486ZGT/variant_generic.h
@@ -246,6 +246,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L476ZGTxP/variant_generic.h b/variants/STM32L4xx/L476ZGTxP/variant_generic.h
index dee0b4f070..171f48380b 100644
--- a/variants/STM32L4xx/L476ZGTxP/variant_generic.h
+++ b/variants/STM32L4xx/L476ZGTxP/variant_generic.h
@@ -244,6 +244,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496A(E-G)I_L4A6AGI/variant_generic.h b/variants/STM32L4xx/L496A(E-G)I_L4A6AGI/variant_generic.h
index b4cb13a5cf..eb785a24a2 100644
--- a/variants/STM32L4xx/L496A(E-G)I_L4A6AGI/variant_generic.h
+++ b/variants/STM32L4xx/L496A(E-G)I_L4A6AGI/variant_generic.h
@@ -269,6 +269,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496AGIxP_L4A6AGIxP/variant_generic.h b/variants/STM32L4xx/L496AGIxP_L4A6AGIxP/variant_generic.h
index f4debec6ee..0e595d13c6 100644
--- a/variants/STM32L4xx/L496AGIxP_L4A6AGIxP/variant_generic.h
+++ b/variants/STM32L4xx/L496AGIxP_L4A6AGIxP/variant_generic.h
@@ -267,6 +267,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496QEI_L496QGIx(S)_L4A6QGI/variant_generic.h b/variants/STM32L4xx/L496QEI_L496QGIx(S)_L4A6QGI/variant_generic.h
index cd0181e00d..3db74857a1 100644
--- a/variants/STM32L4xx/L496QEI_L496QGIx(S)_L4A6QGI/variant_generic.h
+++ b/variants/STM32L4xx/L496QEI_L496QGIx(S)_L4A6QGI/variant_generic.h
@@ -243,6 +243,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496QGIxP_L4A6QGIxP/variant_generic.h b/variants/STM32L4xx/L496QGIxP_L4A6QGIxP/variant_generic.h
index 36cd143111..2d5ef747be 100644
--- a/variants/STM32L4xx/L496QGIxP_L4A6QGIxP/variant_generic.h
+++ b/variants/STM32L4xx/L496QGIxP_L4A6QGIxP/variant_generic.h
@@ -240,6 +240,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496R(E-G)T_L4A6RGT/variant_generic.h b/variants/STM32L4xx/L496R(E-G)T_L4A6RGT/variant_generic.h
index 638157bb28..db6aac2169 100644
--- a/variants/STM32L4xx/L496R(E-G)T_L4A6RGT/variant_generic.h
+++ b/variants/STM32L4xx/L496R(E-G)T_L4A6RGT/variant_generic.h
@@ -185,6 +185,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496V(E-G)T_L4A6VGT/variant_generic.h b/variants/STM32L4xx/L496V(E-G)T_L4A6VGT/variant_generic.h
index d046cb7994..9e7edc2d82 100644
--- a/variants/STM32L4xx/L496V(E-G)T_L4A6VGT/variant_generic.h
+++ b/variants/STM32L4xx/L496V(E-G)T_L4A6VGT/variant_generic.h
@@ -216,6 +216,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496VGTxP_L4A6VGTxP/variant_generic.h b/variants/STM32L4xx/L496VGTxP_L4A6VGTxP/variant_generic.h
index 91467d2e32..45ba96a18b 100644
--- a/variants/STM32L4xx/L496VGTxP_L4A6VGTxP/variant_generic.h
+++ b/variants/STM32L4xx/L496VGTxP_L4A6VGTxP/variant_generic.h
@@ -213,6 +213,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496VGY_L4A6VGY/variant_generic.h b/variants/STM32L4xx/L496VGY_L4A6VGY/variant_generic.h
index 27c7be5b17..9cb092de2e 100644
--- a/variants/STM32L4xx/L496VGY_L4A6VGY/variant_generic.h
+++ b/variants/STM32L4xx/L496VGY_L4A6VGY/variant_generic.h
@@ -214,6 +214,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496VGYxP_L4A6VGYxP/variant_generic.h b/variants/STM32L4xx/L496VGYxP_L4A6VGYxP/variant_generic.h
index 710a577925..7725001bb0 100644
--- a/variants/STM32L4xx/L496VGYxP_L4A6VGYxP/variant_generic.h
+++ b/variants/STM32L4xx/L496VGYxP_L4A6VGYxP/variant_generic.h
@@ -212,6 +212,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496WGYxP/variant_generic.h b/variants/STM32L4xx/L496WGYxP/variant_generic.h
index 3da306c5ee..85a3450bee 100644
--- a/variants/STM32L4xx/L496WGYxP/variant_generic.h
+++ b/variants/STM32L4xx/L496WGYxP/variant_generic.h
@@ -220,6 +220,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496Z(E-G)T_L4A6ZGT/variant_NUCLEO_L496ZG.h b/variants/STM32L4xx/L496Z(E-G)T_L4A6ZGT/variant_NUCLEO_L496ZG.h
index 63b295ca53..43a7440a26 100644
--- a/variants/STM32L4xx/L496Z(E-G)T_L4A6ZGT/variant_NUCLEO_L496ZG.h
+++ b/variants/STM32L4xx/L496Z(E-G)T_L4A6ZGT/variant_NUCLEO_L496ZG.h
@@ -239,6 +239,12 @@
   #define PIN_SERIAL_TX           PG7
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 /* Extra HAL modules */
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496Z(E-G)T_L4A6ZGT/variant_generic.h b/variants/STM32L4xx/L496Z(E-G)T_L4A6ZGT/variant_generic.h
index bb49533440..5e1359b453 100644
--- a/variants/STM32L4xx/L496Z(E-G)T_L4A6ZGT/variant_generic.h
+++ b/variants/STM32L4xx/L496Z(E-G)T_L4A6ZGT/variant_generic.h
@@ -249,6 +249,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496ZGTxP_L4A6ZGTxP/variant_NUCLEO_L496ZG_P.h b/variants/STM32L4xx/L496ZGTxP_L4A6ZGTxP/variant_NUCLEO_L496ZG_P.h
index 3fc7bcd5d2..5f2053b696 100644
--- a/variants/STM32L4xx/L496ZGTxP_L4A6ZGTxP/variant_NUCLEO_L496ZG_P.h
+++ b/variants/STM32L4xx/L496ZGTxP_L4A6ZGTxP/variant_NUCLEO_L496ZG_P.h
@@ -237,6 +237,12 @@
   #define PIN_SERIAL_TX           PG7
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 /* Extra HAL modules */
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L496ZGTxP_L4A6ZGTxP/variant_generic.h b/variants/STM32L4xx/L496ZGTxP_L4A6ZGTxP/variant_generic.h
index 8ca27c0580..aef323e7f5 100644
--- a/variants/STM32L4xx/L496ZGTxP_L4A6ZGTxP/variant_generic.h
+++ b/variants/STM32L4xx/L496ZGTxP_L4A6ZGTxP/variant_generic.h
@@ -246,6 +246,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L4A6RGTxP/variant_generic.h b/variants/STM32L4xx/L4A6RGTxP/variant_generic.h
index ce9bf563de..58a1b7042c 100644
--- a/variants/STM32L4xx/L4A6RGTxP/variant_generic.h
+++ b/variants/STM32L4xx/L4A6RGTxP/variant_generic.h
@@ -182,6 +182,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L4P5C(E-G)(T-U)_L4Q5CG(T-U)/variant_generic.h b/variants/STM32L4xx/L4P5C(E-G)(T-U)_L4Q5CG(T-U)/variant_generic.h
index d01a463bc7..2c89c56755 100644
--- a/variants/STM32L4xx/L4P5C(E-G)(T-U)_L4Q5CG(T-U)/variant_generic.h
+++ b/variants/STM32L4xx/L4P5C(E-G)(T-U)_L4Q5CG(T-U)/variant_generic.h
@@ -155,6 +155,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L4xx/L4P5CG(T-U)xP_L4Q5CG(T-U)xP/variant_generic.h b/variants/STM32L4xx/L4P5CG(T-U)xP_L4Q5CG(T-U)xP/variant_generic.h
index 526fec94df..d49b102055 100644
--- a/variants/STM32L4xx/L4P5CG(T-U)xP_L4Q5CG(T-U)xP/variant_generic.h
+++ b/variants/STM32L4xx/L4P5CG(T-U)xP_L4Q5CG(T-U)xP/variant_generic.h
@@ -151,6 +151,12 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CKIN_NA
+#define SDMMC_CDIR_NA
+#define SDMMC_D0DIR_NA
+#define SDMMC_D123DIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32L5xx/L552RETxQ_L562RETxQ/variant_generic.h b/variants/STM32L5xx/L552RETxQ_L562RETxQ/variant_generic.h
index bf2d06bb6f..31e6157e08 100644
--- a/variants/STM32L5xx/L552RETxQ_L562RETxQ/variant_generic.h
+++ b/variants/STM32L5xx/L552RETxQ_L562RETxQ/variant_generic.h
@@ -172,6 +172,9 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CDIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32U5xx/U535R(B-C-E)IxQ_U545REIxQ/variant_generic.h b/variants/STM32U5xx/U535R(B-C-E)IxQ_U545REIxQ/variant_generic.h
index a4d767f1f1..b70862dad4 100644
--- a/variants/STM32U5xx/U535R(B-C-E)IxQ_U545REIxQ/variant_generic.h
+++ b/variants/STM32U5xx/U535R(B-C-E)IxQ_U545REIxQ/variant_generic.h
@@ -172,6 +172,9 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CDIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32U5xx/U535R(B-C-E)TxQ_U545RETxQ/variant_generic.h b/variants/STM32U5xx/U535R(B-C-E)TxQ_U545RETxQ/variant_generic.h
index a4d767f1f1..b70862dad4 100644
--- a/variants/STM32U5xx/U535R(B-C-E)TxQ_U545RETxQ/variant_generic.h
+++ b/variants/STM32U5xx/U535R(B-C-E)TxQ_U545RETxQ/variant_generic.h
@@ -172,6 +172,9 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CDIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32U5xx/U575R(G-I)TxQ_U585RITxQ/variant_generic.h b/variants/STM32U5xx/U575R(G-I)TxQ_U585RITxQ/variant_generic.h
index a4d767f1f1..b70862dad4 100644
--- a/variants/STM32U5xx/U575R(G-I)TxQ_U585RITxQ/variant_generic.h
+++ b/variants/STM32U5xx/U575R(G-I)TxQ_U585RITxQ/variant_generic.h
@@ -172,6 +172,9 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CDIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED
diff --git a/variants/STM32U5xx/U595R(I-J)TxQ_U5A5RJTxQ/variant_generic.h b/variants/STM32U5xx/U595R(I-J)TxQ_U5A5RJTxQ/variant_generic.h
index a6abae9386..fc3865f091 100644
--- a/variants/STM32U5xx/U595R(I-J)TxQ_U5A5RJTxQ/variant_generic.h
+++ b/variants/STM32U5xx/U595R(I-J)TxQ_U5A5RJTxQ/variant_generic.h
@@ -180,6 +180,9 @@
   #define PIN_SERIAL_TX         PA0
 #endif
 
+// SDMMC signals not available
+#define SDMMC_CDIR_NA
+
 // Extra HAL modules
 #if !defined(HAL_DAC_MODULE_DISABLED)
   #define HAL_DAC_MODULE_ENABLED