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authorIngo Molnar <mingo@elte.hu>2009-03-26 18:29:40 +0100
committerIngo Molnar <mingo@elte.hu>2009-03-26 18:29:40 +0100
commit5a54bd1307471c1cd0521402fe65e2057edcab2f (patch)
tree25fb6a543db4ccc11b6d5662ed2e7facfce39ae7 /drivers/video/aty/mach64_ct.c
parentf9f35677d81adb0feedcd6e0e661784805c8facd (diff)
parent8e0ee43bc2c3e19db56a4adaa9a9b04ce885cd84 (diff)
downloadop-kernel-dev-5a54bd1307471c1cd0521402fe65e2057edcab2f.zip
op-kernel-dev-5a54bd1307471c1cd0521402fe65e2057edcab2f.tar.gz
Merge commit 'v2.6.29' into core/header-fixes
Diffstat (limited to 'drivers/video/aty/mach64_ct.c')
-rw-r--r--drivers/video/aty/mach64_ct.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/video/aty/mach64_ct.c b/drivers/video/aty/mach64_ct.c
index c50c7cf..2745b85 100644
--- a/drivers/video/aty/mach64_ct.c
+++ b/drivers/video/aty/mach64_ct.c
@@ -8,6 +8,9 @@
#include <asm/io.h>
#include <video/mach64.h>
#include "atyfb.h"
+#ifdef CONFIG_PPC
+#include <asm/machdep.h>
+#endif
#undef DEBUG
@@ -536,6 +539,14 @@ static int __devinit aty_init_pll_ct(const struct fb_info *info,
pll->ct.xclk_post_div_real = postdividers[xpost_div];
pll->ct.mclk_fb_div = q * pll->ct.xclk_post_div_real / 8;
+#ifdef CONFIG_PPC
+ if (machine_is(powermac)) {
+ /* Override PLL_EXT_CNTL & 0x07. */
+ pll->ct.xclk_post_div = xpost_div;
+ pll->ct.xclk_ref_div = 1;
+ }
+#endif
+
#ifdef DEBUG
pllmclk = (1000000 * pll->ct.mclk_fb_mult * pll->ct.mclk_fb_div) /
(par->ref_clk_per * pll->ct.pll_ref_div);
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