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author | Perry Hung <iperry@alum.mit.edu> | 2010-03-30 21:40:06 -0400 |
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committer | Perry Hung <iperry@alum.mit.edu> | 2010-03-30 21:40:06 -0400 |
commit | 23149e9706ff0a6a338e13804456dff4c655e34b (patch) | |
tree | 78e5040df7633b77cca990c8d7c9c3e5b5d6c513 /src/lib/rcc.c | |
parent | f2f32c52c3aa44f34448523c60520df1cad36351 (diff) | |
download | librambutan-23149e9706ff0a6a338e13804456dff4c655e34b.tar.gz librambutan-23149e9706ff0a6a338e13804456dff4c655e34b.zip |
Re-enabled ADC1 without STM32 RCC library.
There shouldn't be any STM32 rcc code anymore.
Diffstat (limited to 'src/lib/rcc.c')
-rw-r--r-- | src/lib/rcc.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/src/lib/rcc.c b/src/lib/rcc.c index c08f1cd..bf76eb0 100644 --- a/src/lib/rcc.c +++ b/src/lib/rcc.c @@ -1,3 +1,10 @@ +/** + * @file rcc.c + * + * @brief Implements pretty much only the basic clock setup on the maple, + * exposes a handful of clock enable/disable and peripheral reset commands. + */ + #include "libmaple.h" #include "rcc.h" #include "stm32f10x_flash.h" @@ -83,15 +90,6 @@ static void hse_init(void) { } } - -void rcc_enable_clock(uint32 p) { - switch(p) { - default: - ASSERT(0); - break; - } -} - void rcc_init(void) { hse_init(); @@ -105,6 +103,11 @@ void rcc_init(void) { set_ahb_prescaler(SYSCLK_DIV_1); set_apb1_prescaler(HCLK_DIV_2); set_apb2_prescaler(HCLK_DIV_1); - pll_init(); } + +void rcc_set_adc_prescaler(uint32_t divider) { + uint32_t cfgr = __read(RCC_CFGR); + cfgr &= ~ADCPRE; + __write(RCC_CFGR, cfgr | PCLK2_DIV_2); +} |