R_EP4
regs[R_EP4] = 0x60;
regs[R_EP4] = 0x66;
regs[R_EP4] = 0x64;
__tda18271_write_regs(fe, R_EP4, 1, false);
tda_reg("EASY_PROG_BYTE_4 = 0x%02x\n", 0xff & regs[R_EP4]);
regs[R_EP4] &= ~0x80;
regs[R_EP4] |= map->fm_rfn << 7;
regs[R_EP4] &= ~0x03;
tda18271_write_regs(fe, R_EP4, 1);
regs[R_EP4] &= ~0x03;
tda18271_write_regs(fe, R_EP4, 1);
regs[R_EP4] |= 0x03;
tda18271_write_regs(fe, R_EP4, 2);
regs[R_EP4] &= ~0x03;
regs[R_EP4] &= ~0x03;
regs[R_EP4] |= 0x01;
tda18271_write_regs(fe, R_EP4, 1);
regs[R_EP4] &= ~0x03;
regs[R_EP4] &= ~0x1c; /* clear if level bits */
regs[R_EP4] |= 0x03;
regs[R_EP4] &= ~0x03; /* set cal mode to normal */
tda18271_write_regs(fe, R_EP4, 1);
regs[R_EP4] &= ~0x03;
regs[R_EP4] &= ~0x1c; /* clear if level bits */
regs[R_EP4] |= (map->if_lvl << 2);