[PATCH] ARM: stm32: Fix SYSRAM size on STM32MP13xx

Patrice CHOTARD patrice.chotard at foss.st.com
Mon Jun 9 10:54:23 CEST 2025



On 5/21/25 15:50, Patrice CHOTARD wrote:
> 
> 
> On 5/12/25 18:44, Marek Vasut wrote:
>> The STM32MP13xx has only 128 kiB of SYSRAM starting at address 0x2ffe0000 .
>> The STM32MP15xx has 256 kiB of SYSRAM starting at address 0x2ffc0000 . Make
>> sure both SoCs configure ARMV7_SECURE_BASE correctly . Define the SYSRAM
>> base in stm32.h to be consistent with the STM32MP15xx macro.
>>
>> Signed-off-by: Marek Vasut <marek.vasut at mailbox.org>
>> ---
>> Cc: Patrice Chotard <patrice.chotard at foss.st.com>
>> Cc: Patrick Delaunay <patrick.delaunay at foss.st.com>
>> Cc: Simon Glass <sjg at chromium.org>
>> Cc: Sughosh Ganu <sughosh.ganu at linaro.org>
>> Cc: Tom Rini <trini at konsulko.com>
>> Cc: u-boot at lists.denx.de
>> Cc: uboot-stm32 at st-md-mailman.stormreply.com
>> ---
>>  arch/arm/cpu/armv7/Kconfig                 | 3 ++-
>>  arch/arm/mach-stm32mp/include/mach/stm32.h | 5 +++++
>>  2 files changed, 7 insertions(+), 1 deletion(-)
>>
>> diff --git a/arch/arm/cpu/armv7/Kconfig b/arch/arm/cpu/armv7/Kconfig
>> index 4eb34b7b449..ab86d642eee 100644
>> --- a/arch/arm/cpu/armv7/Kconfig
>> +++ b/arch/arm/cpu/armv7/Kconfig
>> @@ -36,7 +36,8 @@ config ARMV7_SECURE_BASE
>>  	hex "Base address for secure mode memory"
>>  	depends on HAS_ARMV7_SECURE_BASE
>>  	default 0xfff00000 if TEGRA124
>> -	default 0x2ffc0000 if ARCH_STM32MP
>> +	default 0x2ffe0000 if STM32MP13X
>> +	default 0x2ffc0000 if STM32MP15X
>>  	default 0x2f000000 if ARCH_MX7ULP
>>  	default 0x10010000 if ARCH_LS1021A
>>  	default 0x00900000 if ARCH_MX7
>> diff --git a/arch/arm/mach-stm32mp/include/mach/stm32.h b/arch/arm/mach-stm32mp/include/mach/stm32.h
>> index a9ac49bc5d2..47b459b75d1 100644
>> --- a/arch/arm/mach-stm32mp/include/mach/stm32.h
>> +++ b/arch/arm/mach-stm32mp/include/mach/stm32.h
>> @@ -110,6 +110,11 @@ enum forced_boot_mode {
>>  #define STM32_SDMMC2_BASE		0x58007000
>>  #define STM32_SDMMC3_BASE		0x48004000
>>  
>> +#ifdef CONFIG_STM32MP13X
>> +#define STM32_SYSRAM_BASE		0x2FFE0000
>> +#define STM32_SYSRAM_SIZE		SZ_128K
>> +#endif
>> +
>>  #ifdef CONFIG_STM32MP15X
>>  #define STM32_SYSRAM_BASE		0x2FFC0000
>>  #define STM32_SYSRAM_SIZE		SZ_256K
> 
> Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>
> 
> Thanks
> Patrice
Applied to u-boot-stm32/next

Thanks
Patrice


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