UHS SD card IO data line operates at 1.8V when in UHS speed
mode.
Add voltage switch support in order to enumerate UHS cards.
Also, enable CIRQ before checking for CLEV/DLEV. MMC module can
sense when the clock lines and data lines are driven high by the
card, if MMC is active and CIRQ can be
UHS SD card IO data line operates at 1.8V when in UHS speed
mode.
Add voltage switch support in order to enumerate UHS cards.
Also, enable CIRQ before checking for CLEV/DLEV. MMC module can
sense when the clock lines and data lines are driven high by the
card, if MMC is active and CIRQ can be
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