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omap3: clock: Fix the DPLL freqsel computations

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Fix the freqsel value computation. Use n instead of (n+1)

The formula in the TRM uses a zero-based N, hence the (n+1); however
at this point in the clock34xx.c code, N is one-based.

Hayati Bayrakdar <h-bayrakdar@ti.com> and Nishanth Menon <nm@ti.com> helped
track down this bug.

Signed-off-by: Rajendra Nayak <rnayak@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
[paul@pwsan.com: modified commit message]
Cc: Hayati Bayrakdar <h-bayrakdar@ti.com>
Cc: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Rajendra Nayak 2009-11-16 13:36:53 +00:00 committed by Tony Lindgren
parent f7343deb0f
commit 9346f48b26
1 changed files with 1 additions and 1 deletions
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arch/arm/mach-omap2/clock34xx.c
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@ -473,7 +473,7 @@ static u16 _omap3_dpll_compute_freqsel(struct clk *clk, u8 n)
unsigned long fint;
u16 f = 0;
fint = clk->dpll_data->clk_ref->rate / (n + 1);
fint = clk->dpll_data->clk_ref->rate / n;
pr_debug("clock: fint is %lu\n", fint);