From 3afec6332e1e7cf2d74e0bf08160a68f43a59073 Mon Sep 17 00:00:00 2001 From: Tero Kristo Date: Fri, 19 Jun 2009 19:08:29 -0600 Subject: OMAP3: Add support for DPLL3 divisor values higher than 2 Previously only 1 and 2 was supported. This is needed for DVFS VDD2 control. Signed-off-by: Tero Kristo --- arch/arm/mach-omap2/clock34xx.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) (limited to 'arch/arm/mach-omap2/clock34xx.c') diff --git a/arch/arm/mach-omap2/clock34xx.c b/arch/arm/mach-omap2/clock34xx.c index cf41ab55fa97..045da923e75b 100644 --- a/arch/arm/mach-omap2/clock34xx.c +++ b/arch/arm/mach-omap2/clock34xx.c @@ -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; } -- cgit v1.2.3-58-ga151