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stm32f4: rcc: support hsi pll source

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This commit is contained in:
Miguel Sánchez de León Peque
2019-04-08 23:58:54 +02:00
committed by Karl Palsson
parent eed780e2c1
commit ca6dcfbea1
2 changed files with 59 additions and 6 deletions
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6
include/libopencm3/stm32/f4/rcc.h
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@@ -185,6 +185,10 @@
#define RCC_CFGR_MCOPRE_DIV_4 0x6
#define RCC_CFGR_MCOPRE_DIV_5 0x7
/* PLLSRC: PLL entry clock source */
#define RCC_CFGR_PLLSRC_HSI_CLK 0x0
#define RCC_CFGR_PLLSRC_HSE_CLK 0x1
/* I2SSRC: I2S clock selection */
#define RCC_CFGR_I2SSRC (1 << 23)
@@ -780,6 +784,7 @@ struct rcc_clock_scale {
uint8_t pllp;
uint8_t pllq;
uint8_t pllr;
uint8_t pll_source;
uint32_t flash_config;
uint8_t hpre;
uint8_t ppre1;
@@ -1095,6 +1100,7 @@ void rcc_set_main_pll_hsi(uint32_t pllm, uint32_t plln, uint32_t pllp,
void rcc_set_main_pll_hse(uint32_t pllm, uint32_t plln, uint32_t pllp,
uint32_t pllq, uint32_t pllr);
uint32_t rcc_system_clock_source(void);
void rcc_clock_setup_pll(const struct rcc_clock_scale *clock);
void rcc_clock_setup_hse_3v3(const struct rcc_clock_scale *clock);
END_DECLS