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Setting a Register to enable SD/MMC DATA and CMD signals in iMX23

Question asked by Sergio Sosa on Mar 29, 2017
Latest reply on Mar 29, 2017 by igorpadykov

In i.MX23 reference schematic revision C if fond a two design notes


I am using  SD / MMC Card Socket (4-Bit Databus)


Design Notes


1) The SD/MMC socket should an integrated, normally open mechanical Card Detect (I implement this note)

2) The i.MX23 has integrated pull up resistors for the SD/MMC DATA and CMD signals that must be enabled by setting a register (How can I do this?)



Thanks for any advice


Sergio Sosa