[Libre-soc-bugs] [Bug 746] New: I2C needs an Open Drain IO Pad

bugzilla-daemon at libre-soc.org bugzilla-daemon at libre-soc.org
Mon Nov 15 21:09:07 GMT 2021


            Bug ID: 746
           Summary: I2C needs an Open Drain IO Pad
           Product: Libre-SOC's second ASIC
           Version: unspecified
          Hardware: Other
                OS: Linux
            Status: CONFIRMED
          Severity: enhancement
          Priority: ---
         Component: source code
          Assignee: lkcl at lkcl.net
          Reporter: lkcl at lkcl.net
                CC: libre-soc-bugs at lists.libre-soc.org
   NLnet milestone: ---

I2C Data needs an Open Drain IO Pad, but if this is to be Muxed then the OD
needs to be controlled via CSRs not hardwired.  i.e. the IOPad needs to be
possible to switch between Open Drain and Push-Push under the control

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