[PATCH] configs: j722s_evm_a53_defconfig: Allow configurability of MMCSD speeds

Moteen Shah m-shah at ti.com
Fri Feb 20 10:47:37 CET 2026


On 20/02/26 14:05, Kumar, Udit wrote:
>
> On 2/20/2026 12:55 PM, Moteen Shah wrote:
>> Add config to allow UHS support, in turn allowing to select
>> UHS speed modes for the SD card
>>
>> Signed-off-by: Moteen Shah <m-shah at ti.com>
>> ---
>> Test logs: 
>> https://gist.github.com/Jamm02/e8b8b8c95cb62a7145d73f7ef50b2d8e
>>
>>   configs/j722s_evm_a53_defconfig | 1 +
>>   1 file changed, 1 insertion(+)
>>
>> diff --git a/configs/j722s_evm_a53_defconfig 
>> b/configs/j722s_evm_a53_defconfig
>> index e84670c75ed..24ee293c803 100644
>> --- a/configs/j722s_evm_a53_defconfig
>> +++ b/configs/j722s_evm_a53_defconfig
>> @@ -107,6 +107,7 @@ CONFIG_MMC_SDHCI=y
>>   CONFIG_MMC_SDHCI_ADMA=y
>>   CONFIG_SPL_MMC_SDHCI_ADMA=y
>>   CONFIG_MMC_SDHCI_AM654=y
>> +CONFIG_MMC_UHS_SUPPORT=y
>
>
> you may need at A72/SPL stage as well, 

Other J7 boards already have this config enabled in the a72 stage.
>
> and do you think , R5/SPL will need this too ?

Any of the K3 devices does not enables this in R5 SPL, though we do have 
HS400 enabled in the R5 stage.
Adding the config should result in a little performance gain I think.

Regards,
Moteen

>
>
>>   CONFIG_MTD=y
>>   CONFIG_DM_MTD=y
>>   CONFIG_MTD_SPI_NAND=y


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