Currently DPLL code uses runtime cpu_is_343x checks to see if the DPLL has freqsel fields in its control register or not. Instead, add a new flag to the clk_features.flags and use this during runtime. Allows eventual move of the DPLL code under clock driver.
Signed-off-by: Tero Kristo <[email protected]> --- arch/arm/mach-omap2/clock.c | 4 ++++ arch/arm/mach-omap2/clock.h | 3 +++ arch/arm/mach-omap2/dpll3xxx.c | 4 ++-- 3 files changed, 9 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c index e438437..23b5f05 100644 --- a/arch/arm/mach-omap2/clock.c +++ b/arch/arm/mach-omap2/clock.c @@ -784,4 +784,8 @@ void __init ti_clk_init_features(void) (1 << OMAP4XXX_EN_DPLL_FRBYPASS) | (1 << OMAP4XXX_EN_DPLL_MNBYPASS); } + + /* Jitter correction only available on OMAP343X */ + if (cpu_is_omap343x()) + ti_clk_features.flags |= TI_CLK_DPLL_HAS_FREQSEL; } diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h index 7b2b099..d3ef147 100644 --- a/arch/arm/mach-omap2/clock.h +++ b/arch/arm/mach-omap2/clock.h @@ -234,6 +234,9 @@ struct ti_clk_features { long fint_band2_min; u8 dpll_bypass_vals; }; + +#define TI_CLK_DPLL_HAS_FREQSEL (1 << 0) + extern struct ti_clk_features ti_clk_features; extern const struct clkops clkops_omap2_dflt_wait; diff --git a/arch/arm/mach-omap2/dpll3xxx.c b/arch/arm/mach-omap2/dpll3xxx.c index 6d7ba37..12ad0f5 100644 --- a/arch/arm/mach-omap2/dpll3xxx.c +++ b/arch/arm/mach-omap2/dpll3xxx.c @@ -310,7 +310,7 @@ static int omap3_noncore_dpll_program(struct clk_hw_omap *clk, u16 freqsel) * Set jitter correction. Jitter correction applicable for OMAP343X * only since freqsel field is no longer present on other devices. */ - if (cpu_is_omap343x()) { + if (ti_clk_features.flags & TI_CLK_DPLL_HAS_FREQSEL) { v = omap2_clk_readl(clk, dd->control_reg); v &= ~dd->freqsel_mask; v |= freqsel << __ffs(dd->freqsel_mask); @@ -512,7 +512,7 @@ int omap3_noncore_dpll_set_rate(struct clk_hw *hw, unsigned long rate, return -EINVAL; /* Freqsel is available only on OMAP343X devices */ - if (cpu_is_omap343x()) { + if (ti_clk_features.flags & TI_CLK_DPLL_HAS_FREQSEL) { freqsel = _omap3_dpll_compute_freqsel(clk, dd->last_rounded_n); WARN_ON(!freqsel); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
