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commit 5a798be3baca330b32a31ab94359603c163ebe4f Author: Arjav Patel <[email protected]> AuthorDate: Tue Mar 17 15:15:17 2026 +0530 docs/mmcsd: update documentation for SDIO lower-half driver implementation This update adds a reference to the SDIO Driver Documentation for implementers of SDIO lower-half drivers, emphasizing the importance of understanding R2/CSD response handling and the correct implementation of the lower-half interface. Signed-off-by: Arjav Patel <[email protected]> --- Documentation/components/drivers/special/mmcsd.rst | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/components/drivers/special/mmcsd.rst b/Documentation/components/drivers/special/mmcsd.rst index 5ba08b325b5..2cd2b5d9d0e 100644 --- a/Documentation/components/drivers/special/mmcsd.rst +++ b/Documentation/components/drivers/special/mmcsd.rst @@ -4,3 +4,7 @@ MMCSD Device Drivers - ``include/nuttx/mmcsd.h``. All structures and APIs needed to work with MMCSD drivers are provided in this header file. + +Implementers of SDIO lower-half drivers should refer to the +:doc:`SDIO Driver Documentation <sdio>` for details on R2/CSD response +handling and correctly implementing the lower-half interface.
