ofw_iicbus already has attachments on iichb. Rather than adding an explicit attachment onto opal_i2c, simply change the exposed name of the OPAL i2c bus to 'iichb'.
ofw_iicbus already has attachments on iichb. Rather than adding an explicit attachment onto opal_i2c, simply change the exposed name of the OPAL i2c bus to 'iichb'.