diff options
Diffstat (limited to 'libopencm3/include/libopencm3/stm32/l1/rcc.h')
| -rw-r--r-- | libopencm3/include/libopencm3/stm32/l1/rcc.h | 612 |
1 files changed, 612 insertions, 0 deletions
diff --git a/libopencm3/include/libopencm3/stm32/l1/rcc.h b/libopencm3/include/libopencm3/stm32/l1/rcc.h new file mode 100644 index 0000000..2b5883f --- /dev/null +++ b/libopencm3/include/libopencm3/stm32/l1/rcc.h @@ -0,0 +1,612 @@ +/** @defgroup rcc_defines RCC Defines + * + * @ingroup STM32L1xx_defines + * + * @brief <b>Defined Constants and Types for the STM32L1xx Reset and Clock + * Control</b> + * + * @version 1.0.0 + * + * @author @htmlonly © @endhtmlonly 2009 + * Federico Ruiz-Ugalde \<memeruiz at gmail dot com\> + * @author @htmlonly © @endhtmlonly 2009 + * Uwe Hermann <uwe@hermann-uwe.de> + * @author @htmlonly © @endhtmlonly 2012 + * Karl Palsson <karlp@tweak.net.au> + * + * @date 11 November 2012 + * + * LGPL License Terms @ref lgpl_license + * */ + +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de> + * Copyright (C) 2009 Federico Ruiz-Ugalde <memeruiz at gmail dot com> + * Copyright (C) 2012 Karl Palsson <karlp@tweak.net.au> + * + * This library is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this library. If not, see <http://www.gnu.org/licenses/>. + * + * Originally based on the F1 code, as it seemed most similar to the L1 + * TODO: very incomplete still! + */ + +/**@{*/ + +#ifndef LIBOPENCM3_RCC_H +#define LIBOPENCM3_RCC_H + +#include <libopencm3/stm32/pwr.h> + +/* --- RCC registers ------------------------------------------------------- */ + +#define RCC_CR MMIO32(RCC_BASE + 0x00) +#define RCC_ICSCR MMIO32(RCC_BASE + 0x04) +#define RCC_CFGR MMIO32(RCC_BASE + 0x08) +#define RCC_CIR MMIO32(RCC_BASE + 0x0c) +#define RCC_AHBRSTR MMIO32(RCC_BASE + 0x10) +#define RCC_APB2RSTR MMIO32(RCC_BASE + 0x14) +#define RCC_APB1RSTR MMIO32(RCC_BASE + 0x18) +#define RCC_AHBENR MMIO32(RCC_BASE + 0x1c) +#define RCC_APB2ENR MMIO32(RCC_BASE + 0x20) +#define RCC_APB1ENR MMIO32(RCC_BASE + 0x24) +#define RCC_AHBLPENR MMIO32(RCC_BASE + 0x28) +#define RCC_APB2LPENR MMIO32(RCC_BASE + 0x2c) +#define RCC_APB1LPENR MMIO32(RCC_BASE + 0x30) +#define RCC_CSR MMIO32(RCC_BASE + 0x34) + +/* --- RCC_CR values ------------------------------------------------------- */ + +/* RTCPRE[1:0] at 30:29 */ +#define RCC_CR_CSSON (1 << 28) +#define RCC_CR_PLLRDY (1 << 25) +#define RCC_CR_PLLON (1 << 24) +#define RCC_CR_HSEBYP (1 << 18) +#define RCC_CR_HSERDY (1 << 17) +#define RCC_CR_HSEON (1 << 16) +#define RCC_CR_MSIRDY (1 << 9) +#define RCC_CR_MSION (1 << 8) +#define RCC_CR_HSIRDY (1 << 1) +#define RCC_CR_HSION (1 << 0) + +#define RCC_CR_RTCPRE_DIV2 0 +#define RCC_CR_RTCPRE_DIV4 1 +#define RCC_CR_RTCPRE_DIV8 2 +#define RCC_CR_RTCPRE_DIV16 3 +#define RCC_CR_RTCPRE_SHIFT 29 +#define RCC_CR_RTCPRE_MASK 0x3 + +/* --- RCC_ICSCR values ---------------------------------------------------- */ + +#define RCC_ICSCR_MSITRIM_SHIFT 24 +#define RCC_ICSCR_MSITRIM_MASK 0xff +#define RCC_ICSCR_MSICAL_SHIFT 16 +#define RCC_ICSCR_MSICAL_MASK 0xff + +#define RCC_ICSCR_MSIRANGE_SHIFT 13 +#define RCC_ICSCR_MSIRANGE_MASK 0x7 +#define RCC_ICSCR_MSIRANGE_65KHZ 0x0 +#define RCC_ICSCR_MSIRANGE_131KHZ 0x1 +#define RCC_ICSCR_MSIRANGE_262KHZ 0x2 +#define RCC_ICSCR_MSIRANGE_524KHZ 0x3 +#define RCC_ICSCR_MSIRANGE_1MHZ 0x4 +#define RCC_ICSCR_MSIRANGE_2MHZ 0x5 +#define RCC_ICSCR_MSIRANGE_4MHZ 0x6 + +#define RCC_ICSCR_HSITRIM_SHIFT 8 +#define RCC_ICSCR_HSITRIM_MASK 0x1f +#define RCC_ICSCR_HSICAL_SHIFT 0 +#define RCC_ICSCR_HSICAL_MASK 0xff + +/* --- RCC_CFGR values ----------------------------------------------------- */ + +/* MCOPRE */ +#define RCC_CFGR_MCOPRE_DIV1 0 +#define RCC_CFGR_MCOPRE_DIV2 1 +#define RCC_CFGR_MCOPRE_DIV4 2 +#define RCC_CFGR_MCOPRE_DIV8 3 +#define RCC_CFGR_MCOPRE_DIV16 4 + +/* MCO: Microcontroller clock output */ +#define RCC_CFGR_MCO_NOCLK 0x0 +#define RCC_CFGR_MCO_SYSCLK 0x1 +#define RCC_CFGR_MCO_HSICLK 0x2 +#define RCC_CFGR_MCO_MSICLK 0x3 +#define RCC_CFGR_MCO_HSECLK 0x4 +#define RCC_CFGR_MCO_PLLCLK 0x5 +#define RCC_CFGR_MCO_LSICLK 0x6 +#define RCC_CFGR_MCO_LSECLK 0x7 + +/* PLL Output division selection */ +#define RCC_CFGR_PLLDIV_DIV2 0x1 +#define RCC_CFGR_PLLDIV_DIV3 0x2 +#define RCC_CFGR_PLLDIV_DIV4 0x3 +#define RCC_CFGR_PLLDIV_SHIFT 22 +#define RCC_CFGR_PLLDIV_MASK 0x3 + +/* PLLMUL: PLL multiplication factor */ +#define RCC_CFGR_PLLMUL_MUL3 0x0 +#define RCC_CFGR_PLLMUL_MUL4 0x1 +#define RCC_CFGR_PLLMUL_MUL6 0x2 +#define RCC_CFGR_PLLMUL_MUL8 0x3 +#define RCC_CFGR_PLLMUL_MUL12 0x4 +#define RCC_CFGR_PLLMUL_MUL16 0x5 +#define RCC_CFGR_PLLMUL_MUL24 0x6 +#define RCC_CFGR_PLLMUL_MUL32 0x7 +#define RCC_CFGR_PLLMUL_MUL48 0x8 +#define RCC_CFGR_PLLMUL_SHIFT 18 +#define RCC_CFGR_PLLMUL_MASK 0xf + +/* PLLSRC: PLL entry clock source */ +#define RCC_CFGR_PLLSRC_HSI_CLK 0x0 +#define RCC_CFGR_PLLSRC_HSE_CLK 0x1 + +/* PPRE2: APB high-speed prescaler (APB2) */ +#define RCC_CFGR_PPRE2_HCLK_NODIV 0x0 +#define RCC_CFGR_PPRE2_HCLK_DIV2 0x4 +#define RCC_CFGR_PPRE2_HCLK_DIV4 0x5 +#define RCC_CFGR_PPRE2_HCLK_DIV8 0x6 +#define RCC_CFGR_PPRE2_HCLK_DIV16 0x7 + +/* PPRE1: APB low-speed prescaler (APB1) */ +#define RCC_CFGR_PPRE1_HCLK_NODIV 0x0 +#define RCC_CFGR_PPRE1_HCLK_DIV2 0x4 +#define RCC_CFGR_PPRE1_HCLK_DIV4 0x5 +#define RCC_CFGR_PPRE1_HCLK_DIV8 0x6 +#define RCC_CFGR_PPRE1_HCLK_DIV16 0x7 + +/* HPRE: AHB prescaler */ +#define RCC_CFGR_HPRE_SYSCLK_NODIV 0x0 +#define RCC_CFGR_HPRE_SYSCLK_DIV2 0x8 +#define RCC_CFGR_HPRE_SYSCLK_DIV4 0x9 +#define RCC_CFGR_HPRE_SYSCLK_DIV8 0xa +#define RCC_CFGR_HPRE_SYSCLK_DIV16 0xb +#define RCC_CFGR_HPRE_SYSCLK_DIV64 0xc +#define RCC_CFGR_HPRE_SYSCLK_DIV128 0xd +#define RCC_CFGR_HPRE_SYSCLK_DIV256 0xe +#define RCC_CFGR_HPRE_SYSCLK_DIV512 0xf + +/* SWS: System clock switch status */ +#define RCC_CFGR_SWS_SYSCLKSEL_MSICLK 0x0 +#define RCC_CFGR_SWS_SYSCLKSEL_HSICLK 0x1 +#define RCC_CFGR_SWS_SYSCLKSEL_HSECLK 0x2 +#define RCC_CFGR_SWS_SYSCLKSEL_PLLCLK 0x3 + +/* SW: System clock switch */ +#define RCC_CFGR_SW_SYSCLKSEL_MSICLK 0x0 +#define RCC_CFGR_SW_SYSCLKSEL_HSICLK 0x1 +#define RCC_CFGR_SW_SYSCLKSEL_HSECLK 0x2 +#define RCC_CFGR_SW_SYSCLKSEL_PLLCLK 0x3 + +/* --- RCC_CIR values ------------------------------------------------------ */ + +/* Clock security system interrupt clear bit */ +#define RCC_CIR_CSSC (1 << 23) + +/* OSC ready interrupt clear bits */ +#define RCC_CIR_MSIRDYC (1 << 21) +#define RCC_CIR_PLLRDYC (1 << 20) +#define RCC_CIR_HSERDYC (1 << 19) +#define RCC_CIR_HSIRDYC (1 << 18) +#define RCC_CIR_LSERDYC (1 << 17) +#define RCC_CIR_LSIRDYC (1 << 16) + +/* OSC ready interrupt enable bits */ +#define RCC_CIR_MSIRDYIE (1 << 13) +#define RCC_CIR_PLLRDYIE (1 << 12) +#define RCC_CIR_HSERDYIE (1 << 11) +#define RCC_CIR_HSIRDYIE (1 << 10) +#define RCC_CIR_LSERDYIE (1 << 9) +#define RCC_CIR_LSIRDYIE (1 << 8) + +/* Clock security system interrupt flag bit */ +#define RCC_CIR_CSSF (1 << 7) + +/* OSC ready interrupt flag bits */ +#define RCC_CIR_MSIRDYF (1 << 5) /* (**) */ +#define RCC_CIR_PLLRDYF (1 << 4) +#define RCC_CIR_HSERDYF (1 << 3) +#define RCC_CIR_HSIRDYF (1 << 2) +#define RCC_CIR_LSERDYF (1 << 1) +#define RCC_CIR_LSIRDYF (1 << 0) + +/* --- RCC_AHBRSTR values ------------------------------------------------- */ +#define RCC_AHBRSTR_DMA1RST (1 << 24) +#define RCC_AHBRSTR_FLITFRST (1 << 15) +#define RCC_AHBRSTR_CRCRST (1 << 12) +#define RCC_AHBRSTR_GPIOHRST (1 << 5) +#define RCC_AHBRSTR_GPIOERST (1 << 4) +#define RCC_AHBRSTR_GPIODRST (1 << 3) +#define RCC_AHBRSTR_GPIOCRST (1 << 2) +#define RCC_AHBRSTR_GPIOBRST (1 << 1) +#define RCC_AHBRSTR_GPIOARST (1 << 0) + +/* --- RCC_APB2RSTR values ------------------------------------------------- */ + +#define RCC_APB2RSTR_USART1RST (1 << 14) +#define RCC_APB2RSTR_SPI1RST (1 << 12) +#define RCC_APB2RSTR_ADC1RST (1 << 9) +#define RCC_APB2RSTR_TIM11RST (1 << 4) +#define RCC_APB2RSTR_TIM10RST (1 << 3) +#define RCC_APB2RSTR_TIM9RST (1 << 2) +#define RCC_APB2RSTR_SYSCFGRST (1 << 0) + +/* --- RCC_APB1RSTR values ------------------------------------------------- */ + +#define RCC_APB1RSTR_COMPRST (1 << 31) +#define RCC_APB1RSTR_DACRST (1 << 29) +#define RCC_APB1RSTR_PWRRST (1 << 28) +#define RCC_APB1RSTR_USBRST (1 << 23) +#define RCC_APB1RSTR_I2C2RST (1 << 22) +#define RCC_APB1RSTR_I2C1RST (1 << 21) +#define RCC_APB1RSTR_USART3RST (1 << 18) +#define RCC_APB1RSTR_USART2RST (1 << 17) +#define RCC_APB1RSTR_SPI2RST (1 << 14) +#define RCC_APB1RSTR_WWDGRST (1 << 11) +#define RCC_APB1RSTR_LCDRST (1 << 9) +#define RCC_APB1RSTR_TIM7RST (1 << 5) +#define RCC_APB1RSTR_TIM6RST (1 << 4) +#define RCC_APB1RSTR_TIM5RST (1 << 3) +#define RCC_APB1RSTR_TIM4RST (1 << 2) +#define RCC_APB1RSTR_TIM3RST (1 << 1) +#define RCC_APB1RSTR_TIM2RST (1 << 0) + +/* --- RCC_AHBENR values --------------------------------------------------- */ + +/** @defgroup rcc_ahbenr_en RCC_AHBENR enable values +@ingroup STM32L1xx_rcc_defines + +@{*/ +#define RCC_AHBENR_DMA1EN (1 << 24) +#define RCC_AHBENR_FLITFEN (1 << 15) +#define RCC_AHBENR_CRCEN (1 << 12) +#define RCC_AHBENR_GPIOHEN (1 << 5) +#define RCC_AHBENR_GPIOEEN (1 << 4) +#define RCC_AHBENR_GPIODEN (1 << 3) +#define RCC_AHBENR_GPIOCEN (1 << 2) +#define RCC_AHBENR_GPIOBEN (1 << 1) +#define RCC_AHBENR_GPIOAEN (1 << 0) +/*@}*/ + +/* --- RCC_APB2ENR values -------------------------------------------------- */ + +/** @defgroup rcc_apb2enr_en RCC_APB2ENR enable values +@ingroup STM32L1xx_rcc_defines + +@{*/ +#define RCC_APB2ENR_USART1EN (1 << 14) +#define RCC_APB2ENR_SPI1EN (1 << 12) +#define RCC_APB2ENR_ADC1EN (1 << 9) +#define RCC_APB2ENR_TIM11EN (1 << 4) +#define RCC_APB2ENR_TIM10EN (1 << 3) +#define RCC_APB2ENR_TIM9EN (1 << 2) +#define RCC_APB2ENR_SYSCFGEN (1 << 0) +/*@}*/ + +/* --- RCC_APB1ENR values -------------------------------------------------- */ + +/** @defgroup rcc_apb1enr_en RCC_APB1ENR enable values +@ingroup STM32L1xx_rcc_defines + +@{*/ +#define RCC_APB1ENR_COMPEN (1 << 31) +#define RCC_APB1ENR_DACEN (1 << 29) +#define RCC_APB1ENR_PWREN (1 << 28) +#define RCC_APB1ENR_USBEN (1 << 23) +#define RCC_APB1ENR_I2C2EN (1 << 22) +#define RCC_APB1ENR_I2C1EN (1 << 21) +#define RCC_APB1ENR_USART3EN (1 << 18) +#define RCC_APB1ENR_USART2EN (1 << 17) +#define RCC_APB1ENR_SPI2EN (1 << 14) +#define RCC_APB1ENR_WWDGEN (1 << 11) +#define RCC_APB1ENR_LCDEN (1 << 9) +#define RCC_APB1ENR_TIM7EN (1 << 5) +#define RCC_APB1ENR_TIM6EN (1 << 4) +#define RCC_APB1ENR_TIM4EN (1 << 2) +#define RCC_APB1ENR_TIM3EN (1 << 1) +#define RCC_APB1ENR_TIM2EN (1 << 0) +/*@}*/ + +/* --- RCC_AHBLPENR -------------------------------------------------------- */ +#define RCC_AHBLPENR_DMA1LPEN (1 << 24) +#define RCC_AHBLPENR_SRAMLPEN (1 << 16) +#define RCC_AHBLPENR_FLITFLPEN (1 << 15) +#define RCC_AHBLPENR_CRCLPEN (1 << 12) +#define RCC_AHBLPENR_GPIOHLPEN (1 << 5) +#define RCC_AHBLPENR_GPIOELPEN (1 << 4) +#define RCC_AHBLPENR_GPIODLPEN (1 << 3) +#define RCC_AHBLPENR_GPIOCLPEN (1 << 2) +#define RCC_AHBLPENR_GPIOBLPEN (1 << 1) +#define RCC_AHBLPENR_GPIOALPEN (1 << 0) + +#define RCC_APB2LPENR_USART1LPEN (1 << 14) +#define RCC_APB2LPENR_SPI1LPEN (1 << 12) +#define RCC_APB2LPENR_ADC1LPEN (1 << 9) +#define RCC_APB2LPENR_TIM11LPEN (1 << 4) +#define RCC_APB2LPENR_TIM10LPEN (1 << 3) +#define RCC_APB2LPENR_TIM9LPEN (1 << 2) +#define RCC_APB2LPENR_SYSCFGLPEN (1 << 0) + +#define RCC_APB1LPENR_COMPLPEN (1 << 31) +#define RCC_APB1LPENR_DACLPEN (1 << 29) +#define RCC_APB1LPENR_PWRLPEN (1 << 28) +#define RCC_APB1LPENR_USBLPEN (1 << 23) +#define RCC_APB1LPENR_I2C2LPEN (1 << 22) +#define RCC_APB1LPENR_I2C1LPEN (1 << 21) +#define RCC_APB1LPENR_USART3LPEN (1 << 18) +#define RCC_APB1LPENR_USART2LPEN (1 << 17) +#define RCC_APB1LPENR_SPI2LPEN (1 << 14) +#define RCC_APB1LPENR_WWDGLPEN (1 << 11) +#define RCC_APB1LPENR_LCDLPEN (1 << 9) +#define RCC_APB1LPENR_TIM7LPEN (1 << 5) +#define RCC_APB1LPENR_TIM6LPEN (1 << 4) +#define RCC_APB1LPENR_TIM4LPEN (1 << 2) +#define RCC_APB1LPENR_TIM3LPEN (1 << 1) +#define RCC_APB1LPENR_TIM2LPEN (1 << 0) + + +/* --- RCC_CSR values ------------------------------------------------------ */ + +#define RCC_CSR_LPWRRSTF (1 << 31) +#define RCC_CSR_WWDGRSTF (1 << 30) +#define RCC_CSR_IWDGRSTF (1 << 29) +#define RCC_CSR_SFTRSTF (1 << 28) +#define RCC_CSR_PORRSTF (1 << 27) +#define RCC_CSR_PINRSTF (1 << 26) +#define RCC_CSR_OBLRSTF (1 << 25) +#define RCC_CSR_RMVF (1 << 24) +#define RCC_CSR_RTCRST (1 << 23) +#define RCC_CSR_RTCEN (1 << 22) +#define RCC_CSR_RTCSEL_SHIFT (16) +#define RCC_CSR_RTCSEL_MASK (0x3) +#define RCC_CSR_RTCSEL_NONE (0x0) +#define RCC_CSR_RTCSEL_LSE (0x1) +#define RCC_CSR_RTCSEL_LSI (0x2) +#define RCC_CSR_RTCSEL_HSI (0x3) +#define RCC_CSR_LSECSSD (1 << 12) +#define RCC_CSR_LSECSSON (1 << 11) +#define RCC_CSR_LSEBYP (1 << 10) +#define RCC_CSR_LSERDY (1 << 9) +#define RCC_CSR_LSEON (1 << 8) +#define RCC_CSR_LSIRDY (1 << 1) +#define RCC_CSR_LSION (1 << 0) + +typedef struct { + uint8_t pll_mul; + uint16_t pll_div; + uint8_t pll_source; + uint32_t flash_config; + uint8_t hpre; + uint8_t ppre1; + uint8_t ppre2; + vos_scale_t voltage_scale; + uint32_t apb1_frequency; + uint32_t apb2_frequency; + uint8_t msi_range; +} clock_scale_t; + +typedef enum { + CLOCK_VRANGE1_HSI_PLL_24MHZ, + CLOCK_VRANGE1_HSI_PLL_32MHZ, + CLOCK_VRANGE1_HSI_RAW_16MHZ, + CLOCK_VRANGE1_HSI_RAW_4MHZ, + CLOCK_VRANGE1_MSI_RAW_4MHZ, + CLOCK_VRANGE1_MSI_RAW_2MHZ, + CLOCK_CONFIG_END +} clock_config_entry_t; + +extern const clock_scale_t clock_config[CLOCK_CONFIG_END]; + + +/* --- Variable definitions ------------------------------------------------ */ +extern uint32_t rcc_ppre1_frequency; +extern uint32_t rcc_ppre2_frequency; + +/* --- Function prototypes ------------------------------------------------- */ + +typedef enum { + PLL, HSE, HSI, MSI, LSE, LSI +} osc_t; + +#define _REG_BIT(base, bit) (((base) << 5) + (bit)) + +enum rcc_periph_clken { + /* AHB peripherals */ + RCC_GPIOA = _REG_BIT(0x1c, 0), + RCC_GPIOB = _REG_BIT(0x1c, 1), + RCC_GPIOC = _REG_BIT(0x1c, 2), + RCC_GPIOD = _REG_BIT(0x1c, 3), + RCC_GPIOE = _REG_BIT(0x1c, 4), + RCC_GPIOH = _REG_BIT(0x1c, 5), + RCC_GPIOF = _REG_BIT(0x1c, 6), + RCC_GPIOG = _REG_BIT(0x1c, 7), + RCC_CRC = _REG_BIT(0x1c, 12), + RCC_FLITF = _REG_BIT(0x1c, 15), + RCC_DMA1 = _REG_BIT(0x1c, 24), + RCC_DMA2 = _REG_BIT(0x1c, 25), + RCC_AES = _REG_BIT(0x1c, 27), + RCC_FSMC = _REG_BIT(0x1c, 30), + + /* APB2 peripherals */ + RCC_SYSCFG = _REG_BIT(0x20, 0), + RCC_TIM9 = _REG_BIT(0x20, 2), + RCC_TIM10 = _REG_BIT(0x20, 3), + RCC_TIM11 = _REG_BIT(0x20, 4), + RCC_ADC1 = _REG_BIT(0x20, 9), + RCC_SDIO = _REG_BIT(0x20, 11), + RCC_SPI1 = _REG_BIT(0x20, 12), + RCC_USART1 = _REG_BIT(0x20, 14), + + /* APB1 peripherals*/ + RCC_TIM2 = _REG_BIT(0x24, 0), + RCC_TIM3 = _REG_BIT(0x24, 1), + RCC_TIM4 = _REG_BIT(0x24, 2), + RCC_TIM5 = _REG_BIT(0x24, 3), + RCC_TIM6 = _REG_BIT(0x24, 4), + RCC_TIM7 = _REG_BIT(0x24, 5), + RCC_LCD = _REG_BIT(0x24, 9), + RCC_WWDG = _REG_BIT(0x24, 11), + RCC_SPI2 = _REG_BIT(0x24, 14), + RCC_SPI3 = _REG_BIT(0x24, 15), + RCC_USART2 = _REG_BIT(0x24, 17), + RCC_USART3 = _REG_BIT(0x24, 18), + RCC_UART4 = _REG_BIT(0x24, 19), + RCC_UART5 = _REG_BIT(0x24, 20), + RCC_I2C1 = _REG_BIT(0x24, 21), + RCC_I2C2 = _REG_BIT(0x24, 22), + RCC_USB = _REG_BIT(0x24, 23), + RCC_PWR = _REG_BIT(0x24, 28), + RCC_DAC = _REG_BIT(0x24, 29), + RCC_COMP = _REG_BIT(0x24, 31), + + /* AHB peripherals */ + SCC_GPIOA = _REG_BIT(0x28, 0), + SCC_GPIOB = _REG_BIT(0x28, 1), + SCC_GPIOC = _REG_BIT(0x28, 2), + SCC_GPIOD = _REG_BIT(0x28, 3), + SCC_GPIOE = _REG_BIT(0x28, 4), + SCC_GPIOH = _REG_BIT(0x28, 5), + SCC_GPIOF = _REG_BIT(0x28, 6), + SCC_GPIOG = _REG_BIT(0x28, 7), + SCC_CRC = _REG_BIT(0x28, 12), + SCC_FLITF = _REG_BIT(0x28, 15), + SCC_SRAM = _REG_BIT(0x28, 16), + SCC_DMA1 = _REG_BIT(0x28, 24), + SCC_DMA2 = _REG_BIT(0x28, 25), + SCC_AES = _REG_BIT(0x28, 27), + SCC_FSMC = _REG_BIT(0x28, 30), + + /* APB2 peripherals */ + SCC_SYSCFG = _REG_BIT(0x2c, 0), + SCC_TIM9 = _REG_BIT(0x2c, 2), + SCC_TIM10 = _REG_BIT(0x2c, 3), + SCC_TIM11 = _REG_BIT(0x2c, 4), + SCC_ADC1 = _REG_BIT(0x2c, 9), + SCC_SDIO = _REG_BIT(0x2c, 11), + SCC_SPI1 = _REG_BIT(0x2c, 12), + SCC_USART1 = _REG_BIT(0x2c, 14), + + /* APB1 peripherals*/ + SCC_TIM2 = _REG_BIT(0x24, 0), + SCC_TIM3 = _REG_BIT(0x24, 1), + SCC_TIM4 = _REG_BIT(0x24, 2), + SCC_TIM5 = _REG_BIT(0x24, 3), + SCC_TIM6 = _REG_BIT(0x24, 4), + SCC_TIM7 = _REG_BIT(0x24, 5), + SCC_LCD = _REG_BIT(0x24, 9), + SCC_WWDG = _REG_BIT(0x24, 11), + SCC_SPI2 = _REG_BIT(0x24, 14), + SCC_SPI3 = _REG_BIT(0x24, 15), + SCC_USART2 = _REG_BIT(0x24, 17), + SCC_USART3 = _REG_BIT(0x24, 18), + SCC_UART4 = _REG_BIT(0x24, 19), + SCC_UART5 = _REG_BIT(0x24, 20), + SCC_I2C1 = _REG_BIT(0x24, 21), + SCC_I2C2 = _REG_BIT(0x24, 22), + SCC_USB = _REG_BIT(0x24, 23), + SCC_PWR = _REG_BIT(0x24, 28), + SCC_DAC = _REG_BIT(0x24, 29), + SCC_COMP = _REG_BIT(0x24, 31), +}; + +enum rcc_periph_rst { + /* AHB peripherals */ + RST_GPIOA = _REG_BIT(0x10, 0), + RST_GPIOB = _REG_BIT(0x10, 1), + RST_GPIOC = _REG_BIT(0x10, 2), + RST_GPIOD = _REG_BIT(0x10, 3), + RST_GPIOE = _REG_BIT(0x10, 4), + RST_GPIOH = _REG_BIT(0x10, 5), + RST_GPIOF = _REG_BIT(0x10, 6), + RST_GPIOG = _REG_BIT(0x10, 7), + RST_CRC = _REG_BIT(0x10, 12), + RST_FLITF = _REG_BIT(0x10, 15), + RST_DMA1 = _REG_BIT(0x10, 24), + RST_DMA2 = _REG_BIT(0x10, 25), + RST_AES = _REG_BIT(0x10, 27), + RST_FSMC = _REG_BIT(0x10, 30), + + /* APB2 peripherals */ + RST_SYSCFG = _REG_BIT(0x14, 0), + RST_TIM9 = _REG_BIT(0x14, 2), + RST_TIM10 = _REG_BIT(0x14, 3), + RST_TIM11 = _REG_BIT(0x14, 4), + RST_ADC1 = _REG_BIT(0x14, 9), + RST_SDIO = _REG_BIT(0x14, 11), + RST_SPI1 = _REG_BIT(0x14, 12), + RST_USART1 = _REG_BIT(0x14, 14), + + /* APB1 peripherals*/ + RST_TIM2 = _REG_BIT(0x18, 0), + RST_TIM3 = _REG_BIT(0x18, 1), + RST_TIM4 = _REG_BIT(0x18, 2), + RST_TIM5 = _REG_BIT(0x18, 3), + RST_TIM6 = _REG_BIT(0x18, 4), + RST_TIM7 = _REG_BIT(0x18, 5), + RST_LCD = _REG_BIT(0x18, 9), + RST_WWDG = _REG_BIT(0x18, 11), + RST_SPI2 = _REG_BIT(0x18, 14), + RST_SPI3 = _REG_BIT(0x18, 15), + RST_USART2 = _REG_BIT(0x18, 17), + RST_USART3 = _REG_BIT(0x18, 18), + RST_UART4 = _REG_BIT(0x18, 19), + RST_UART5 = _REG_BIT(0x18, 20), + RST_I2C1 = _REG_BIT(0x18, 21), + RST_I2C2 = _REG_BIT(0x18, 22), + RST_USB = _REG_BIT(0x18, 23), + RST_PWR = _REG_BIT(0x18, 28), + RST_DAC = _REG_BIT(0x18, 29), + RST_COMP = _REG_BIT(0x18, 31), +}; +#include <libopencm3/stm32/common/rcc_common_all.h> + +BEGIN_DECLS + +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_wait_for_sysclk_status(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_set_sysclk_source(uint32_t clk); +void rcc_set_pll_configuration(uint32_t source, uint32_t multiplier, + uint32_t divisor); +void rcc_set_pll_source(uint32_t pllsrc); +void rcc_set_adcpre(uint32_t adcpre); +void rcc_set_ppre2(uint32_t ppre2); +void rcc_set_ppre1(uint32_t ppre1); +void rcc_set_hpre(uint32_t hpre); +void rcc_set_usbpre(uint32_t usbpre); +void rcc_set_rtcpre(uint32_t rtcpre); +uint32_t rcc_system_clock_source(void); +void rcc_rtc_select_clock(uint32_t clock); +void rcc_clock_setup_msi(const clock_scale_t *clock); +void rcc_clock_setup_hsi(const clock_scale_t *clock); +void rcc_clock_setup_pll(const clock_scale_t *clock); +void rcc_backupdomain_reset(void); + +END_DECLS + +/**@}*/ + +#endif |