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ARM: OMAP2+: clock: introduce ti_clk_features flags

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This shall be used to replace the cpu type checks around the clock code.
Actual bit values will be introduced in patches later.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Reviewed-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
This commit is contained in:
Tero Kristo 2014-07-02 11:47:39 +03:00 committed by Paul Walmsley
parent 44b65e760e
commit 8111e01045
3 changed files with 26 additions and 0 deletions
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14
arch/arm/mach-omap2/clock.c
View File

@ -46,6 +46,11 @@
u16 cpu_mask;
/*
* Clock features setup. Used instead of CPU type checks.
*/
struct ti_clk_features ti_clk_features;
/*
* clkdm_control: if true, then when a clock is enabled in the
* hardware, its clockdomain will first be enabled; and when a clock
@ -731,3 +736,12 @@ void __init omap2_clk_print_new_rates(const char *hfclkin_ck_name,
(clk_get_rate(core_ck) / 1000000),
(clk_get_rate(mpu_ck) / 1000000));
}
/**
* ti_clk_init_features - init clock features struct for the SoC
*
* Initializes the clock features struct based on the SoC type.
*/
void __init ti_clk_init_features(void)
{
}

10
arch/arm/mach-omap2/clock.h
View File

@ -223,6 +223,14 @@ void omap2_clk_writel(u32 val, struct clk_hw_omap *clk, void __iomem *reg);
extern u16 cpu_mask;
/*
* Clock features setup. Used instead of CPU type checks.
*/
struct ti_clk_features {
u32 flags;
};
extern struct ti_clk_features ti_clk_features;
extern const struct clkops clkops_omap2_dflt_wait;
extern const struct clkops clkops_dummy;
extern const struct clkops clkops_omap2_dflt;
@ -261,4 +269,6 @@ extern int omap2_clkops_enable_clkdm(struct clk_hw *hw);
extern void omap2_clkops_disable_clkdm(struct clk_hw *hw);
extern void omap_clocks_register(struct omap_clk *oclks, int cnt);
void __init ti_clk_init_features(void);
#endif

2
arch/arm/mach-omap2/io.c
View File

@ -728,6 +728,8 @@ int __init omap_clk_init(void)
if (!omap_clk_soc_init)
return 0;
ti_clk_init_features();
ret = of_prcm_init();
if (!ret)
ret = omap_clk_soc_init();