ISAC_SPCR         606 drivers/isdn/hardware/mISDN/mISDNipac.c 			WriteISAC(isac, ISAC_SPCR, tl);
ISAC_SPCR         841 drivers/isdn/hardware/mISDN/mISDNipac.c 		WriteISAC(isac, ISAC_SPCR, 0x00);