RADEON_TMDS_PLL_CNTL
PRINTREG(RADEON_TMDS_PLL_CNTL);
PUT32(sc, RADEON_TMDS_PLL_CNTL, tpll);
PRINTREG(RADEON_TMDS_PLL_CNTL);
PRINTREG(RADEON_TMDS_PLL_CNTL);
PUT32(sc, RADEON_TMDS_PLL_CNTL, 0xa27);