[PATCH 2/3] ARM: configs: stm32: Enable ARM_MPU

Alexandre Torgue alexandre.torgue at st.com
Tue Feb 27 09:11:25 PST 2018


Hi Vlad

On 12/13/2017 11:11 AM, Vladimir Murzin wrote:
> On 12/12/17 18:02, Alexandre Torgue wrote:
>> STM32 MCUs embed a Memory Protection Unit. Enabling this setting will
>> allow the Kernel to configure the MPU according to devicetree.
> 
> Would it be better to "select ARM_MPU" for machines with Cortex-M7?

Sorry for this late answer. You are right I will use a "select" only for 
stm32f7 and stm32h7 machines in mach-stm32/Kconfig.

Regards
Alex

> 
> Vladimir
> 
>>
>> Signed-off-by: Alexandre Torgue <alexandre.torgue at st.com>
>>
>> diff --git a/arch/arm/configs/stm32_defconfig b/arch/arm/configs/stm32_defconfig
>> index bb358ff..e642bdf9 100644
>> --- a/arch/arm/configs/stm32_defconfig
>> +++ b/arch/arm/configs/stm32_defconfig
>> @@ -24,6 +24,7 @@ CONFIG_SET_MEM_PARAM=y
>>   CONFIG_DRAM_BASE=0x90000000
>>   CONFIG_FLASH_MEM_BASE=0x08000000
>>   CONFIG_FLASH_SIZE=0x00200000
>> +CONFIG_ARM_MPU=y
>>   CONFIG_PREEMPT=y
>>   # CONFIG_ATAGS is not set
>>   CONFIG_ZBOOT_ROM_TEXT=0x0
>>
> 



More information about the linux-arm-kernel mailing list