Messages in this thread Patch in this message | | | Date | Thu, 14 Jun 2007 20:36:23 +0300 | From | Ville Syrjälä <> | Subject | Re: mach64 breakage in 2.6.22 |
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On Thu, Jun 14, 2007 at 10:25:28AM +0200, Olaf Hering wrote: > On Sat, May 05, Andrew Morton wrote: > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.21/2.6.21-mm1/ > > > +atyfb-reorganize-clock-init.patch > > This change breaks the display on an ibook1 with 800x600 lcd.
Are you sure? I would expect atyfb-halve-xclk-with-mobility-and-32bit-memory.patch to cause more problems.
> It is commit b4e124c138558a0cff51398ddff9a8e44ed0b529 in 2.6.22-rc4. > The used config is arch/powerpc/configs/pmac32_defconfig > > It seems that the recognized display width is only 640, the remain space > up to 800 is repeated with the content from colum 0. The chars around > colum 640 are mostly garbage. > > ..... > atyfb: using auxiliary register aperture > atyfb: 3D RAGE Mobility L (Mach64 LN, AGP 2x) [0x4c4e rev 0x64] > atyfb: 4M SDRAM (2:1) (32-bit), 14.31818 MHz XTAL, 230 MHz PLL, 70 Mhz MCLK, 27 MHz XCLK
This seems to confirm my suspicion.
Please try this patch:
--- drivers/video/aty/atyfb_base.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6.22-rc2/drivers/video/aty/atyfb_base.c =================================================================== --- linux-2.6.22-rc2.orig/drivers/video/aty/atyfb_base.c +++ linux-2.6.22-rc2/drivers/video/aty/atyfb_base.c @@ -2295,7 +2295,7 @@ static int __devinit aty_init(struct fb_ * and set the frequency manually. */ if (machine_is_compatible("PowerBook2,1")) { par->pll_limits.mclk = 70; - par->pll_limits.xclk = 53; + par->pll_limits.xclk = 106; } #endif -- Ville Syrjälä syrjala@sci.fi http://www.sci.fi/~syrjala/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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