From 90d96a1227488766332ba23f55e3aa755d13b242 Mon Sep 17 00:00:00 2001 From: Patrice Chotard Date: Fri, 20 Dec 2024 13:55:06 +0100 Subject: [PATCH] ARM: configs: stm32: Remove useless flags in STM32 defconfig As stm32_defconfig is dedicated to STM32 MCUs, disable CONFIG_COMMON_CLK_STM32MP flag which is only used by STM32 MPUs. Disable CONFIG_SUSPEND, CONFIG_ADVISE_SYSCALLS, CONFIG_IO_URING CONFIG_POSIX_TIMERS, CONFIG_GCC_PLUGINS, it will reduce the kernel image size for these platforms which embed a low amount of memory. Tested on STM32F746-DISCO board which embeds 8MB of memory. Signed-off-by: Patrice Chotard Acked-by: Arnd Bergmann Link: https://lore.kernel.org/r/20241220125506.3157268-5-patrice.chotard@foss.st.com Signed-off-by: Arnd Bergmann --- arch/arm/configs/stm32_defconfig | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/configs/stm32_defconfig b/arch/arm/configs/stm32_defconfig index d62a0c0b7ce5..77048b5e1ec4 100644 --- a/arch/arm/configs/stm32_defconfig +++ b/arch/arm/configs/stm32_defconfig @@ -6,12 +6,15 @@ CONFIG_BLK_DEV_INITRD=y CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_EXPERT=y # CONFIG_UID16 is not set +# CONFIG_POSIX_TIMERS is not set CONFIG_BASE_SMALL=y # CONFIG_FUTEX is not set # CONFIG_EPOLL is not set # CONFIG_SIGNALFD is not set # CONFIG_EVENTFD is not set # CONFIG_AIO is not set +# CONFIG_IO_URING is not set +# CONFIG_ADVISE_SYSCALLS is not set # CONFIG_MMU is not set CONFIG_ARCH_STM32=y CONFIG_CPU_V7M_NUM_IRQ=240 @@ -20,6 +23,8 @@ CONFIG_DRAM_BASE=0x90000000 # CONFIG_ATAGS is not set CONFIG_XIP_KERNEL=y CONFIG_XIP_PHYS_ADDR=0x08008000 +# CONFIG_SUSPEND is not set +# CONFIG_GCC_PLUGINS is not set CONFIG_BINFMT_FLAT=y # CONFIG_COREDUMP is not set # CONFIG_VM_EVENT_COUNTERS is not set @@ -60,6 +65,7 @@ CONFIG_DMADEVICES=y CONFIG_STM32_DMA=y CONFIG_STM32_DMAMUX=y CONFIG_STM32_MDMA=y +# CONFIG_COMMON_CLK_STM32MP is not set CONFIG_IIO=y CONFIG_STM32_ADC_CORE=y CONFIG_STM32_ADC=y