fdcavalcanti opened a new pull request, #19925:
URL: https://github.com/apache/nuttx/pull/19925
## Summary
<!-- This field should contain a summary of the changes. It will be
pre-filled with the commit's message and descriptions. Adjust it accordingly -->
* documentation: add sdmmc_spi defconfig to esp32p4-tab5
Adds reference to the sdmmc_spi defconfig of esp32p4-tab5, with mounting
instructions for the SD Card.
* boards/risc-v: SD Card support on esp32p4-tab5
Adds support for using SD Card on esp32p4-tab5 board.
Common source is added to esp32p4 common board directory which can be used
on different boards.
* arch/risc-v/espressif: make LDO Kconfig selectable
Add a label to LDO config so it can be selected on menuconfig.
This PR adds support for using the SD Card slot on the M5Stack Tab5 board.
## Impact
<!-- Please fill the following sections with YES/NO and provide a brief
explanation -->
Impact on user: One new defconfig, allows for use of SD Card.
<!-- Does it impact user's applications? How? -->
Impact on build: No.
<!-- Does it impact on building NuttX? How? (please describe the required
changes on the build system) -->
Impact on hardware: Only affects esp32p4-tab5.
<!-- Does it impact a specific hardware supported by NuttX? -->
Impact on documentation: Adds entry for the `sdmmc_spi` defconfig on the
tab5 page.
<!-- Does it impact the existing documentation? Please provide additional
documentation to reflect that -->
Impact on security: No.
<!-- Does it impact NuttX's security? -->
Impact on compatibility: No.
<!-- Does it impact compatibility between previous and current versions? Is
this a breaking change? -->
## Testing
<!-- Please provide all the testing procedure. Consider that upstream
reviewers should be able to reproduce the same testing performed internally -->
### Building
- ./tool/configure.sh esp32p4-tab5:sdmmc_spi
- Make and flash
<!-- Provide how to build the test for each SoC being tested -->
### Results
Check mmcsd0 is available:
`nsh> ls /dev /dev: console mmcsd0 null spi2 ttyS0 zero`
Then, mount FAT FS and SD Card content should appear. Read and write
possible through echo and cat commands.
```
nsh> mount -t vfat /dev/mmcsd0 /mnt
nsh> ls /mnt
/mnt:
hello.txt
nsh> cat /mnt/hello.txt
Hello World
nsh>
```
### Results
It is possible to read and write data to the SD Card.
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