diff --git a/boards/risc-v/bl602/bl602evb/scripts/Make.defs b/boards/risc-v/bl602/bl602evb/scripts/Make.defs
index 0e21a2ee4ba..a9cbe456b2a 100644
--- a/boards/risc-v/bl602/bl602evb/scripts/Make.defs
+++ b/boards/risc-v/bl602/bl602evb/scripts/Make.defs
@@ -45,8 +45,8 @@ ifneq ($(CONFIG_DEBUG_NOOPT),y)
 endif
 
 ARCHCPUFLAGS += -mno-relax
-ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -fno-omit-frame-pointer
-ARCHCXXFLAGS = -fno-builtin -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -fno-omit-frame-pointer -fno-exceptions -fcheck-new -std=c++17 -D__NuttX__ -pipe -nostdinc++
+ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -fno-omit-frame-pointer
+ARCHCXXFLAGS = -fno-builtin -ffunction-sections -fdata-sections -fno-omit-frame-pointer -fno-exceptions -fcheck-new -std=c++17 -D__NuttX__ -pipe -nostdinc++
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
diff --git a/boards/risc-v/esp32c3/esp32c3-devkit/scripts/Make.defs b/boards/risc-v/esp32c3/esp32c3-devkit/scripts/Make.defs
index 78fd7537891..9bdd300bc2c 100644
--- a/boards/risc-v/esp32c3/esp32c3-devkit/scripts/Make.defs
+++ b/boards/risc-v/esp32c3/esp32c3-devkit/scripts/Make.defs
@@ -47,7 +47,7 @@ ifneq ($(CONFIG_DEBUG_NOOPT),y)
   ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing
 endif
 
-ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -msmall-data-limit=0
+ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -msmall-data-limit=0
 ARCHCXXFLAGS = $(ARCHCFLAGS) -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
diff --git a/boards/xtensa/esp32/esp32-devkitc/scripts/Make.defs b/boards/xtensa/esp32/esp32-devkitc/scripts/Make.defs
index 51a33d730c0..32a9981676b 100644
--- a/boards/xtensa/esp32/esp32-devkitc/scripts/Make.defs
+++ b/boards/xtensa/esp32/esp32-devkitc/scripts/Make.defs
@@ -73,7 +73,7 @@ ifneq ($(CONFIG_DEBUG_NOOPT),y)
   ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing
 endif
 
-ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -mlongcalls
+ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -mlongcalls
 ARCHCXXFLAGS = $(ARCHCFLAGS) -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
diff --git a/boards/xtensa/esp32/esp32-ethernet-kit/scripts/Make.defs b/boards/xtensa/esp32/esp32-ethernet-kit/scripts/Make.defs
index 1898560a14a..22bc2be9147 100644
--- a/boards/xtensa/esp32/esp32-ethernet-kit/scripts/Make.defs
+++ b/boards/xtensa/esp32/esp32-ethernet-kit/scripts/Make.defs
@@ -73,7 +73,7 @@ ifneq ($(CONFIG_DEBUG_NOOPT),y)
   ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing
 endif
 
-ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -mlongcalls
+ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -mlongcalls
 ARCHCXXFLAGS = $(ARCHCFLAGS) -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
diff --git a/boards/xtensa/esp32/esp32-wrover-kit/scripts/Make.defs b/boards/xtensa/esp32/esp32-wrover-kit/scripts/Make.defs
index cf47ac71211..edff87b7e32 100644
--- a/boards/xtensa/esp32/esp32-wrover-kit/scripts/Make.defs
+++ b/boards/xtensa/esp32/esp32-wrover-kit/scripts/Make.defs
@@ -73,7 +73,7 @@ ifneq ($(CONFIG_DEBUG_NOOPT),y)
   ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing
 endif
 
-ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -mlongcalls
+ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -mlongcalls
 ARCHCXXFLAGS = $(ARCHCFLAGS) -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
diff --git a/boards/xtensa/esp32/ttgo_lora_esp32/scripts/Make.defs b/boards/xtensa/esp32/ttgo_lora_esp32/scripts/Make.defs
index 203551ef59b..bb6417903af 100644
--- a/boards/xtensa/esp32/ttgo_lora_esp32/scripts/Make.defs
+++ b/boards/xtensa/esp32/ttgo_lora_esp32/scripts/Make.defs
@@ -73,7 +73,7 @@ ifneq ($(CONFIG_DEBUG_NOOPT),y)
   ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing
 endif
 
-ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -mlongcalls
+ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -mlongcalls
 ARCHCXXFLAGS = $(ARCHCFLAGS) -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef
diff --git a/boards/xtensa/esp32s2/esp32s2-saola-1/scripts/Make.defs b/boards/xtensa/esp32s2/esp32s2-saola-1/scripts/Make.defs
index cae7c2770b1..5fdeb58a3cd 100644
--- a/boards/xtensa/esp32s2/esp32s2-saola-1/scripts/Make.defs
+++ b/boards/xtensa/esp32s2/esp32s2-saola-1/scripts/Make.defs
@@ -54,7 +54,7 @@ ifneq ($(CONFIG_DEBUG_NOOPT),y)
   ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing
 endif
 
-ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -mlongcalls
+ARCHCFLAGS = -fno-builtin -ffunction-sections -fdata-sections -mlongcalls
 ARCHCXXFLAGS = $(ARCHCFLAGS) -fno-exceptions -fcheck-new -fno-rtti
 ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow -Wundef
 ARCHWARNINGSXX = -Wall -Wshadow -Wundef