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authorFergus Noble2011-09-12 18:09:10 -0700
committerStephen Caudle2011-10-12 22:13:01 -0400
commit18648708c887e24a1e30a37b133aad15b284a21d (patch)
treea58a2ae3055f3eec82e4e737c9282a0c2b218edf /include/libopencm3/stm32/rcc.h
parent5ba3e77246fece4883381b6db00974fd1a0c2c34 (diff)
Moving renaming stm32 header files for f1 series.
Diffstat (limited to 'include/libopencm3/stm32/rcc.h')
-rw-r--r--include/libopencm3/stm32/rcc.h417
1 files changed, 0 insertions, 417 deletions
diff --git a/include/libopencm3/stm32/rcc.h b/include/libopencm3/stm32/rcc.h
deleted file mode 100644
index 1072445..0000000
--- a/include/libopencm3/stm32/rcc.h
+++ /dev/null
@@ -1,417 +0,0 @@
-/*
- * 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>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef LIBOPENCM3_RCC_H
-#define LIBOPENCM3_RCC_H
-
-#include <libopencm3/stm32/memorymap.h>
-#include <libopencm3/cm3/common.h>
-
-/* Note: Regs/bits marked (**) only exist in "connectivity line" STM32s. */
-/* Note: Regs/bits marked (XX) do NOT exist in "connectivity line" STM32s. */
-
-/* --- RCC registers ------------------------------------------------------- */
-
-#define RCC_CR MMIO32(RCC_BASE + 0x00)
-#define RCC_CFGR MMIO32(RCC_BASE + 0x04)
-#define RCC_CIR MMIO32(RCC_BASE + 0x08)
-#define RCC_APB2RSTR MMIO32(RCC_BASE + 0x0c)
-#define RCC_APB1RSTR MMIO32(RCC_BASE + 0x10)
-#define RCC_AHBENR MMIO32(RCC_BASE + 0x14)
-#define RCC_APB2ENR MMIO32(RCC_BASE + 0x18)
-#define RCC_APB1ENR MMIO32(RCC_BASE + 0x1c)
-#define RCC_BDCR MMIO32(RCC_BASE + 0x20)
-#define RCC_CSR MMIO32(RCC_BASE + 0x24)
-#define RCC_AHBRSTR MMIO32(RCC_BASE + 0x28) /* (**) */
-#define RCC_CFGR2 MMIO32(RCC_BASE + 0x2c) /* (**) */
-
-/* --- RCC_CR values ------------------------------------------------------- */
-
-#define RCC_CR_PLL3RDY (1 << 29) /* (**) */
-#define RCC_CR_PLL3ON (1 << 28) /* (**) */
-#define RCC_CR_PLL2RDY (1 << 27) /* (**) */
-#define RCC_CR_PLL2ON (1 << 26) /* (**) */
-#define RCC_CR_PLLRDY (1 << 25)
-#define RCC_CR_PLLON (1 << 24)
-#define RCC_CR_CSSON (1 << 19)
-#define RCC_CR_HSEBYP (1 << 18)
-#define RCC_CR_HSERDY (1 << 17)
-#define RCC_CR_HSEON (1 << 16)
-/* HSICAL: [15:8] */
-/* HSITRIM: [7:3] */
-#define RCC_CR_HSIRDY (1 << 1)
-#define RCC_CR_HSION (1 << 0)
-
-/* --- RCC_CFGR values ----------------------------------------------------- */
-
-/* MCO: Microcontroller clock output */
-#define RCC_CFGR_MCO_NOCLK 0x0
-#define RCC_CFGR_MCO_SYSCLK 0x4
-#define RCC_CFGR_MCO_HSICLK 0x5
-#define RCC_CFGR_MCO_HSECLK 0x6
-#define RCC_CFGR_RMCO_PLLCLK_DIV2 0x7
-#define RCC_CFGR_MCO_PLL2CLK 0x8 /* (**) */
-#define RCC_CFGR_MCO_PLL3CLK_DIV2 0x9 /* (**) */
-#define RCC_CFGR_MCO_XT1 0xa /* (**) */
-#define RCC_CFGR_MCO_PLL3 0xb /* (**) */
-
-/* USBPRE: USB prescaler (RCC_CFGR[22]) */
-#define RCC_CFGR_USBPRE_PLL_CLK_DIV1_5 0x0
-#define RCC_CFGR_USBPRE_PLL_CLK_NODIV 0x1
-
-/* OTGFSPRE: USB OTG FS prescaler (RCC_CFGR[22]; only in conn. line STM32s) */
-#define RCC_CFGR_USBPRE_PLL_VCO_CLK_DIV3 0x0
-#define RCC_CFGR_USBPRE_PLL_VCO_CLK_DIV2 0x1
-
-/* PLLMUL: PLL multiplication factor */
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL2 0x0 /* (XX) */
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL3 0x1 /* (XX) */
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL4 0x2
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL5 0x3
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL6 0x4
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL7 0x5
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL8 0x6
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL9 0x7
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL10 0x8 /* (XX) */
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL11 0x9 /* (XX) */
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL12 0xa /* (XX) */
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL13 0xb /* (XX) */
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL14 0xc /* (XX) */
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL15 0xd /* 0xd: PLL x 15 */
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL6_5 0xd /* 0xd: PLL x 6.5 for conn. line */
-#define RCC_CFGR_PLLMUL_PLL_CLK_MUL16 0xe /* (XX) */
-// #define PLLMUL_PLL_CLK_MUL16 0xf /* (XX) */ /* Errata? 17? */
-
-/* TODO: conn. line differs. */
-/* PLLXTPRE: HSE divider for PLL entry */
-#define RCC_CFGR_PLLXTPRE_HSE_CLK 0x0
-#define RCC_CFGR_PLLXTPRE_HSE_CLK_DIV2 0x1
-
-/* PLLSRC: PLL entry clock source */
-#define RCC_CFGR_PLLSRC_HSI_CLK_DIV2 0x0
-#define RCC_CFGR_PLLSRC_HSE_CLK 0x1
-#define RCC_CFGR_PLLSRC_PREDIV1_CLK 0x1 /* On conn. line */
-
-/* ADCPRE: ADC prescaler */
-#define RCC_CFGR_ADCPRE_PCLK2_DIV2 0x0
-#define RCC_CFGR_ADCPRE_PCLK2_DIV4 0x1
-#define RCC_CFGR_ADCPRE_PCLK2_DIV6 0x2
-#define RCC_CFGR_ADCPRE_PCLK2_DIV8 0x3
-
-/* 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_HSICLK 0x0
-#define RCC_CFGR_SWS_SYSCLKSEL_HSECLK 0x1
-#define RCC_CFGR_SWS_SYSCLKSEL_PLLCLK 0x2
-
-/* SW: System clock switch */
-#define RCC_CFGR_SW_SYSCLKSEL_HSICLK 0x0
-#define RCC_CFGR_SW_SYSCLKSEL_HSECLK 0x1
-#define RCC_CFGR_SW_SYSCLKSEL_PLLCLK 0x2
-
-/* --- RCC_CIR values ------------------------------------------------------ */
-
-/* Clock security system interrupt clear bit */
-#define RCC_CIR_CSSC (1 << 23)
-
-/* OSC ready interrupt clear bits */
-#define RCC_CIR_PLL3RDYC (1 << 22) /* (**) */
-#define RCC_CIR_PLL2RDYC (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_PLL3RDYIE (1 << 14) /* (**) */
-#define RCC_CIR_PLL2RDYIE (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_PLL3RDYF (1 << 6) /* (**) */
-#define RCC_CIR_PLL2RDYF (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_APB2RSTR values ------------------------------------------------- */
-
-#define RCC_APB2RSTR_ADC3RST (1 << 15) /* (XX) */
-#define RCC_APB2RSTR_USART1RST (1 << 14)
-#define RCC_APB2RSTR_TIM8RST (1 << 13) /* (XX) */
-#define RCC_APB2RSTR_SPI1RST (1 << 12)
-#define RCC_APB2RSTR_TIM1RST (1 << 11)
-#define RCC_APB2RSTR_ADC2RST (1 << 10)
-#define RCC_APB2RSTR_ADC1RST (1 << 9)
-#define RCC_APB2RSTR_IOPGRST (1 << 8) /* (XX) */
-#define RCC_APB2RSTR_IOPFRST (1 << 7) /* (XX) */
-#define RCC_APB2RSTR_IOPERST (1 << 6)
-#define RCC_APB2RSTR_IOPDRST (1 << 5)
-#define RCC_APB2RSTR_IOPCRST (1 << 4)
-#define RCC_APB2RSTR_IOPBRST (1 << 3)
-#define RCC_APB2RSTR_IOPARST (1 << 2)
-#define RCC_APB2RSTR_AFIORST (1 << 0)
-
-/* --- RCC_APB1RSTR values ------------------------------------------------- */
-
-#define RCC_APB1RSTR_DACRST (1 << 29)
-#define RCC_APB1RSTR_PWRRST (1 << 28)
-#define RCC_APB1RSTR_BKPRST (1 << 27)
-#define RCC_APB1RSTR_CAN2RST (1 << 26) /* (**) */
-#define RCC_APB1RSTR_CAN1RST (1 << 25) /* (**) */
-#define RCC_APB1RSTR_CANRST (1 << 25) /* (XX) Alias for CAN1RST */
-#define RCC_APB1RSTR_USBRST (1 << 23) /* (XX) */
-#define RCC_APB1RSTR_I2C2RST (1 << 22)
-#define RCC_APB1RSTR_I2C1RST (1 << 21)
-#define RCC_APB1RSTR_USART5RST (1 << 20)
-#define RCC_APB1RSTR_USART4RST (1 << 19)
-#define RCC_APB1RSTR_USART3RST (1 << 18)
-#define RCC_APB1RSTR_USART2RST (1 << 17)
-#define RCC_APB1RSTR_SPI3RST (1 << 15)
-#define RCC_APB1RSTR_SPI2RST (1 << 14)
-#define RCC_APB1RSTR_WWDGRST (1 << 11)
-#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 --------------------------------------------------- */
-
-#define RCC_AHBENR_ETHMACENRX (1 << 16)
-#define RCC_AHBENR_ETHMACENTX (1 << 15)
-#define RCC_AHBENR_ETHMACEN (1 << 14)
-#define RCC_AHBENR_OTGFSEN (1 << 12)
-#define RCC_AHBENR_SDIOEN (1 << 10)
-#define RCC_AHBENR_FSMCEN (1 << 8)
-#define RCC_AHBENR_CRCEN (1 << 6)
-#define RCC_AHBENR_FLITFEN (1 << 4)
-#define RCC_AHBENR_SRAMEN (1 << 2)
-#define RCC_AHBENR_DMA2EN (1 << 1)
-#define RCC_AHBENR_DMA1EN (1 << 0)
-
-/* --- RCC_APB2ENR values -------------------------------------------------- */
-
-#define RCC_APB2ENR_ADC3EN (1 << 15) /* (XX) */
-#define RCC_APB2ENR_USART1EN (1 << 14)
-#define RCC_APB2ENR_TIM8EN (1 << 13) /* (XX) */
-#define RCC_APB2ENR_SPI1EN (1 << 12)
-#define RCC_APB2ENR_TIM1EN (1 << 11)
-#define RCC_APB2ENR_ADC2EN (1 << 10)
-#define RCC_APB2ENR_ADC1EN (1 << 9)
-#define RCC_APB2ENR_IOPGEN (1 << 8) /* (XX) */
-#define RCC_APB2ENR_IOPFEN (1 << 7) /* (XX) */
-#define RCC_APB2ENR_IOPEEN (1 << 6)
-#define RCC_APB2ENR_IOPDEN (1 << 5)
-#define RCC_APB2ENR_IOPCEN (1 << 4)
-#define RCC_APB2ENR_IOPBEN (1 << 3)
-#define RCC_APB2ENR_IOPAEN (1 << 2)
-#define RCC_APB2ENR_AFIOEN (1 << 0)
-
-/* --- RCC_APB1ENR values -------------------------------------------------- */
-
-#define RCC_APB1ENR_DACEN (1 << 29)
-#define RCC_APB1ENR_PWREN (1 << 28)
-#define RCC_APB1ENR_BKPEN (1 << 27)
-#define RCC_APB1ENR_CAN2EN (1 << 26) /* (**) */
-#define RCC_APB1ENR_CAN1EN (1 << 25) /* (**) */
-#define RCC_APB1ENR_CANEN (1 << 25) /* (XX) Alias for CAN1EN */
-#define RCC_APB1ENR_USBEN (1 << 23) /* (XX) */
-#define RCC_APB1ENR_I2C2EN (1 << 22)
-#define RCC_APB1ENR_I2C1EN (1 << 21)
-#define RCC_APB1ENR_USART5EN (1 << 20)
-#define RCC_APB1ENR_USART4EN (1 << 19)
-#define RCC_APB1ENR_USART3EN (1 << 18)
-#define RCC_APB1ENR_USART2EN (1 << 17)
-#define RCC_APB1ENR_SPI3EN (1 << 15)
-#define RCC_APB1ENR_SPI2EN (1 << 14)
-#define RCC_APB1ENR_WWDGEN (1 << 11)
-#define RCC_APB1ENR_TIM7EN (1 << 5)
-#define RCC_APB1ENR_TIM6EN (1 << 4)
-#define RCC_APB1ENR_TIM5EN (1 << 3)
-#define RCC_APB1ENR_TIM4EN (1 << 2)
-#define RCC_APB1ENR_TIM3EN (1 << 1)
-#define RCC_APB1ENR_TIM2EN (1 << 0)
-
-/* --- RCC_BDCR values ----------------------------------------------------- */
-
-#define RCC_BDCR_BDRST (1 << 16)
-#define RCC_BDCR_RTCEN (1 << 15)
-/* RCC_BDCR[9:8]: RTCSEL */
-#define RCC_BDCR_LSEBYP (1 << 2)
-#define RCC_BDCR_LSERDY (1 << 1)
-#define RCC_BDCR_LSEON (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_RMVF (1 << 24)
-#define RCC_CSR_LSIRDY (1 << 1)
-#define RCC_CSR_LSION (1 << 0)
-
-/* --- RCC_AHBRSTR values -------------------------------------------------- */
-
-#define RCC_AHBRSTR_ETHMACRST (1 << 14)
-#define RCC_AHBRSTR_OTGFSRST (1 << 12)
-
-/* --- RCC_CFGR2 values ---------------------------------------------------- */
-
-/* I2S3SRC: I2S3 clock source */
-#define RCC_CFGR2_I2S3SRC_SYSCLK 0x0
-#define RCC_CFGR2_I2S3SRC_PLL3_VCO_CLK 0x1
-
-/* I2S2SRC: I2S2 clock source */
-#define RCC_CFGR2_I2S2SRC_SYSCLK 0x0
-#define RCC_CFGR2_I2S2SRC_PLL3_VCO_CLK 0x1
-
-/* PREDIV1SRC: PREDIV1 entry clock source */
-#define RCC_CFGR2_PREDIV1SRC_HSE_CLK 0x0
-#define RCC_CFGR2_PREDIV1SRC_PLL2_CLK 0x1
-
-#define RCC_CFGR2_PLL2MUL (1 << 0)
-#define RCC_CFGR2_PREDIV2 (1 << 0)
-#define RCC_CFGR2_PREDIV1 (1 << 0)
-
-/* PLL3MUL: PLL3 multiplication factor */
-#define RCC_CFGR2_PLL3MUL_PLL3_CLK_MUL8 0x6
-#define RCC_CFGR2_PLL3MUL_PLL3_CLK_MUL9 0x7
-#define RCC_CFGR2_PLL3MUL_PLL3_CLK_MUL10 0x8
-#define RCC_CFGR2_PLL3MUL_PLL3_CLK_MUL11 0x9
-#define RCC_CFGR2_PLL3MUL_PLL3_CLK_MUL12 0xa
-#define RCC_CFGR2_PLL3MUL_PLL3_CLK_MUL13 0xb
-#define RCC_CFGR2_PLL3MUL_PLL3_CLK_MUL14 0xc
-#define RCC_CFGR2_PLL3MUL_PLL3_CLK_MUL16 0xe
-#define RCC_CFGR2_PLL3MUL_PLL3_CLK_MUL20 0xf
-
-/* PLL2MUL: PLL2 multiplication factor */
-#define RCC_CFGR2_PLL2MUL_PLL2_CLK_MUL8 0x6
-#define RCC_CFGR2_PLL2MUL_PLL2_CLK_MUL9 0x7
-#define RCC_CFGR2_PLL2MUL_PLL2_CLK_MUL10 0x8
-#define RCC_CFGR2_PLL2MUL_PLL2_CLK_MUL11 0x9
-#define RCC_CFGR2_PLL2MUL_PLL2_CLK_MUL12 0xa
-#define RCC_CFGR2_PLL2MUL_PLL2_CLK_MUL13 0xb
-#define RCC_CFGR2_PLL2MUL_PLL2_CLK_MUL14 0xc
-#define RCC_CFGR2_PLL2MUL_PLL2_CLK_MUL16 0xe
-#define RCC_CFGR2_PLL2MUL_PLL2_CLK_MUL20 0xf
-
-/* PREDIV2: PREDIV2 division factor */
-#define RCC_CFGR2_PREDIV2_NODIV 0x0
-#define RCC_CFGR2_PREDIV2_DIV2 0x1
-#define RCC_CFGR2_PREDIV2_DIV3 0x2
-#define RCC_CFGR2_PREDIV2_DIV4 0x3
-#define RCC_CFGR2_PREDIV2_DIV5 0x4
-#define RCC_CFGR2_PREDIV2_DIV6 0x5
-#define RCC_CFGR2_PREDIV2_DIV7 0x6
-#define RCC_CFGR2_PREDIV2_DIV8 0x7
-#define RCC_CFGR2_PREDIV2_DIV9 0x8
-#define RCC_CFGR2_PREDIV2_DIV10 0x9
-#define RCC_CFGR2_PREDIV2_DIV11 0xa
-#define RCC_CFGR2_PREDIV2_DIV12 0xb
-#define RCC_CFGR2_PREDIV2_DIV13 0xc
-#define RCC_CFGR2_PREDIV2_DIV14 0xd
-#define RCC_CFGR2_PREDIV2_DIV15 0xe
-#define RCC_CFGR2_PREDIV2_DIV16 0xf
-
-/* --- Variable definitions ------------------------------------------------ */
-extern u32 rcc_ppre1_frequency;
-extern u32 rcc_ppre2_frequency;
-
-/* --- Function prototypes ------------------------------------------------- */
-
-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_peripheral_enable_clock(volatile u32 *reg, u32 en);
-void rcc_peripheral_disable_clock(volatile u32 *reg, u32 en);
-void rcc_peripheral_reset(volatile u32 *reg, u32 reset);
-void rcc_peripheral_clear_reset(volatile u32 *reg, u32 clear_reset);
-void rcc_set_sysclk_source(u32 clk);
-void rcc_set_pll_multiplication_factor(u32 mul);
-void rcc_set_pll_source(u32 pllsrc);
-void rcc_set_pllxtpre(u32 pllxtpre);
-void rcc_set_adcpre(u32 adcpre);
-void rcc_set_ppre2(u32 ppre2);
-void rcc_set_ppre1(u32 ppre1);
-void rcc_set_hpre(u32 hpre);
-void rcc_set_usbpre(u32 usbpre);
-u32 rcc_get_system_clock_source(int i);
-void rcc_clock_setup_in_hsi_out_64mhz(void);
-void rcc_clock_setup_in_hsi_out_48mhz(void);
-void rcc_clock_setup_in_hse_8mhz_out_24mhz(void);
-void rcc_clock_setup_in_hse_8mhz_out_72mhz(void);
-void rcc_clock_setup_in_hse_12mhz_out_72mhz(void);
-void rcc_clock_setup_in_hse_16mhz_out_72mhz(void);
-void rcc_backupdomain_reset(void);
-
-#endif