return {'sdrwen': 'ifc_sdram_out.osdr_we_n',
'sdrcsn0': 'ifc_sdram_out.osdr_cs_n',
'sdrcke': 'ifc_sdram_out.osdr_cke',
+ 'sdrclk': 'ifc_sdram_out.osdr_clock',
'sdrrasn': 'ifc_sdram_out.osdr_ras_n',
'sdrcasn': 'ifc_sdram_out.osdr_cas_n',
}.get(pname, '')