Re: [PATCH 3/5] ARM: OMAP1: Fix dpll1 reprogramming not actuallyallowed

From: Tony Lindgren
Date: Mon Nov 28 2011 - 12:46:21 EST


* Janusz Krzysztofik <jkrzyszt@xxxxxxxxxxxx> [111126 19:06]:
> DPLL1 reprogramming to a different rate is actually blocked inside
> omap1_select_table_rate(), resulting in the defalut rate of 60 MHz
> always used instead of the one selected in .config. Fix it.
>
> Created against linux-3.2-rc2, tested on Amstrad Delta on top of
> linux-omap/fixes.

This too first requires something for boards to pass the supported
rates.

Tony

> Signed-off-by: Janusz Krzysztofik <jkrzyszt@xxxxxxxxxxxx>
> ---
> arch/arm/mach-omap1/clock.c | 4 ----
> 1 files changed, 0 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c
> index 3899176..962adbc 100644
> --- a/arch/arm/mach-omap1/clock.c
> +++ b/arch/arm/mach-omap1/clock.c
> @@ -200,10 +200,6 @@ int omap1_select_table_rate(struct clk *clk, unsigned long rate)
> if (ptr->xtal != ref_rate)
> continue;
>
> - /* DPLL1 cannot be reprogrammed without risking system crash */
> - if (likely(dpll1_rate != 0) && ptr->pll_rate != dpll1_rate)
> - continue;
> -
> /* Can check only after xtal frequency check */
> if (ptr->rate <= rate)
> break;
> --
> 1.7.3.4
>
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