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Add rcc_enable_peripheral_clock() et al, and respective prototypes.

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This commit is contained in:
Uwe Hermann 2009-07-22 02:56:04 +02:00
parent 97440d8406
commit a5a9648144
2 changed files with 27 additions and 0 deletions
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16
include/libopenstm32/rcc.h
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@ -363,4 +363,20 @@ typedef enum {
PLL, HSE, HSI, LSE, LSI
} osc_t;
void rcc_osc_ready_int_clear(osc_t osc);
void rcc_osc_ready_int_enable(osc_t osc);
void rcc_osc_ready_int_disable(osc_t osc);
int rcc_osc_ready_int_flag(osc_t osc);
void rcc_css_int_clear(void);
int rcc_css_int_flag(void);
void rcc_wait_for_osc_ready(osc_t osc);
void rcc_osc_on(osc_t osc);
void rcc_osc_off(osc_t osc);
void rcc_css_enable(void);
void rcc_css_disable(void);
void rcc_osc_bypass_enable(osc_t osc);
void rcc_osc_bypass_disable(osc_t osc);
void rcc_enable_peripheral_clock(volatile u32 *reg, u32 peripheral_en);
void rcc_disable_peripheral_clock(volatile u32 *reg, u32 peripheral_en);
#endif

11
lib/rcc.c
View File

@ -223,3 +223,14 @@ void rcc_osc_bypass_disable(osc_t osc)
break;
}
}
void rcc_enable_peripheral_clock(volatile u32 *reg, u32 peripheral_en)
{
*reg |= peripheral_en;
}
void rcc_disable_peripheral_clock(volatile u32 *reg, u32 peripheral_en)
{
*reg &= ~peripheral_en;
}