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imx233: add function to change cpu/hbus frequency safely

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Change-Id: I88e9ad54ba65846ae4d94ae03009b3656f2489f2
This commit is contained in:
Amaury Pouly 2014-03-08 18:49:13 +01:00
parent 3e2f3efd89
commit 1f3979821c
2 changed files with 34 additions and 0 deletions
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2
firmware/target/arm/imx233/clkctrl-imx233.h
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@ -72,6 +72,8 @@ void imx233_clkctrl_set_frac_div(enum imx233_clock_t clk, int fracdiv);
int imx233_clkctrl_get_frac_div(enum imx233_clock_t clk);
void imx233_clkctrl_set_bypass(enum imx233_clock_t clk, bool bypass);
bool imx233_clkctrl_get_bypass(enum imx233_clock_t clk);
/* all-in-one function which handle all quirks */
void imx233_clkctrl_set_cpu_hbus_div(int cpu_idiv, int cpu_fdiv, int hbus_div);
#endif
void imx233_clkctrl_enable_usb(bool enable);
bool imx233_clkctrl_is_usb_enabled(void);