diff --git a/arch/arm/include/stm32/chip.h b/arch/arm/include/stm32/chip.h old mode 100755 new mode 100644 diff --git a/arch/arm/src/stm32/Kconfig b/arch/arm/src/stm32/Kconfig old mode 100755 new mode 100644 diff --git a/arch/arm/src/stm32/stm32_allocateheap.c b/arch/arm/src/stm32/stm32_allocateheap.c old mode 100755 new mode 100644