/*  Allocate and Initialise AI Subdevice Structures */
        s = &dev->subdevices[0];
-       if ((devpriv->s_EeParameters.i_NbrAiChannel)
-               || (this_board->i_NbrAiChannelDiff)) {
-               dev->read_subdev = s;
-               s->type = COMEDI_SUBD_AI;
-               s->subdev_flags =
-                       SDF_READABLE | SDF_COMMON | SDF_GROUND
-                       | SDF_DIFF;
-               if (devpriv->s_EeParameters.i_NbrAiChannel) {
-                       s->n_chan =
-                               devpriv->s_EeParameters.i_NbrAiChannel;
-                       devpriv->b_SingelDiff = 0;
-               } else {
-                       s->n_chan = this_board->i_NbrAiChannelDiff;
-                       devpriv->b_SingelDiff = 1;
-               }
-               s->maxdata = devpriv->s_EeParameters.i_AiMaxdata;
-               s->len_chanlist = this_board->i_AiChannelList;
-               s->range_table = this_board->pr_AiRangelist;
-
-               /* Set the initialisation flag */
-               devpriv->b_AiInitialisation = 1;
-
-               s->insn_config = this_board->ai_config;
-               s->insn_read = this_board->ai_read;
-               s->insn_write = this_board->ai_write;
-               s->insn_bits = this_board->ai_bits;
-               s->do_cmdtest = this_board->ai_cmdtest;
-               s->do_cmd = this_board->ai_cmd;
-               s->cancel = this_board->ai_cancel;
-
-       } else {
-               s->type = COMEDI_SUBD_UNUSED;
-       }
+       s->type = COMEDI_SUBD_UNUSED;
 
        /*  Allocate and Initialise AO Subdevice Structures */
        s = &dev->subdevices[1];