diff options
Diffstat (limited to 'src/radeon_crtc.c')
| -rw-r--r-- | src/radeon_crtc.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/radeon_crtc.c b/src/radeon_crtc.c index e976e2c9..47e46f38 100644 --- a/src/radeon_crtc.c +++ b/src/radeon_crtc.c @@ -680,7 +680,15 @@ RADEONInitPLLRegisters(ScrnInfoPtr pScrn, RADEONInfoPtr info, save->post_div); save->ppll_ref_div = pll->reference_div; + +#if defined(__powerpc__) + /* apparently programming this otherwise causes a hang??? */ + if (info->MacModel == RADEON_MAC_IBOOK) + save->ppll_div_3 = 0x000600ad; + else +#endif save->ppll_div_3 = (save->feedback_div | (post_div->bitvalue << 16)); + save->htotal_cntl = 0; save->vclk_ecp_cntl = (info->SavedReg.vclk_ecp_cntl & |