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OMAP3: Add support for DPLL3 divisor values higher than 2

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Previously only 1 and 2 was supported. This is needed for DVFS VDD2 control.

Signed-off-by: Tero Kristo <tero.kristo@nokia.com>
This commit is contained in:
Tero Kristo
2009-06-19 19:08:29 -06:00
committed by paul
parent df14e4747a
commit 3afec6332e
4 changed files with 15 additions and 14 deletions
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9
arch/arm/mach-omap2/clock34xx.c
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@@ -739,9 +739,9 @@ static int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate)
sdrcrate = sdrc_ick.rate;
if (rate > clk->rate)
sdrcrate <<= ((rate / clk->rate) - 1);
sdrcrate <<= ((rate / clk->rate) >> 1);
else
sdrcrate >>= ((clk->rate / rate) - 1);
sdrcrate >>= ((clk->rate / rate) >> 1);
sp = omap2_sdrc_get_params(sdrcrate);
if (!sp)
@@ -768,12 +768,9 @@ static int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate)
pr_debug("clock: SDRC timing params used: %08x %08x %08x\n",
sp->rfr_ctrl, sp->actim_ctrla, sp->actim_ctrlb);
/* REVISIT: SRAM code doesn't support other M2 divisors yet */
WARN_ON(new_div != 1 && new_div != 2);
omap3_configure_core_dpll(sp->rfr_ctrl, sp->actim_ctrla,
sp->actim_ctrlb, new_div, unlock_dll, c,
sp->mr);
sp->mr, rate > clk->rate);
return 0;
}