diff options
Diffstat (limited to 'nuttx/arch/arm/src/stm32/chip')
-rw-r--r-- | nuttx/arch/arm/src/stm32/chip/stm32_pwr.h | 50 | ||||
-rw-r--r-- | nuttx/arch/arm/src/stm32/chip/stm32l15xxx_gpio.h | 45 | ||||
-rw-r--r-- | nuttx/arch/arm/src/stm32/chip/stm32l15xxx_memorymap.h | 3 | ||||
-rw-r--r-- | nuttx/arch/arm/src/stm32/chip/stm32l15xxx_rcc.h | 449 |
4 files changed, 508 insertions, 39 deletions
diff --git a/nuttx/arch/arm/src/stm32/chip/stm32_pwr.h b/nuttx/arch/arm/src/stm32/chip/stm32_pwr.h index 8e3eedc23..9f1220ba9 100644 --- a/nuttx/arch/arm/src/stm32/chip/stm32_pwr.h +++ b/nuttx/arch/arm/src/stm32/chip/stm32_pwr.h @@ -61,37 +61,59 @@ /* Power control register */ -#define PWR_CR_LPDS (1 << 0) /* Bit 0: Low-Power Deepsleep */ +#define PWR_CR_LPDS (1 << 0) /* Bit 0: Low-Power Deepsleep/sleep; low power run */ #define PWR_CR_PDDS (1 << 1) /* Bit 1: Power Down Deepsleep */ #define PWR_CR_CWUF (1 << 2) /* Bit 2: Clear Wakeup Flag */ #define PWR_CR_CSBF (1 << 3) /* Bit 3: Clear Standby Flag */ #define PWR_CR_PVDE (1 << 4) /* Bit 4: Power Voltage Detector Enable */ + #define PWR_CR_PLS_SHIFT (5) /* Bits 7-5: PVD Level Selection */ #define PWR_CR_PLS_MASK (7 << PWR_CR_PLS_SHIFT) -# define PWR_CR_2p2V (0 << PWR_CR_PLS_SHIFT) /* 000: 2.2V */ -# define PWR_CR_2p3V (1 << PWR_CR_PLS_SHIFT) /* 001: 2.3V */ -# define PWR_CR_2p4V (2 << PWR_CR_PLS_SHIFT) /* 010: 2.4V */ -# define PWR_CR_2p5V (3 << PWR_CR_PLS_SHIFT) /* 011: 2.5V */ -# define PWR_CR_2p6V (4 << PWR_CR_PLS_SHIFT) /* 100: 2.6V */ -# define PWR_CR_2p7V (5 << PWR_CR_PLS_SHIFT) /* 101: 2.7V */ -# define PWR_CR_2p8V (6 << PWR_CR_PLS_SHIFT) /* 110: 2.8V */ -# define PWR_CR_2p9V (7 << PWR_CR_PLS_SHIFT) /* 111: 2.9V */ +# if defined(CONFIG_STM32_STM32L15XX) +# define PWR_CR_1p9V (0 << PWR_CR_PLS_SHIFT) /* 000: 1.9 V */ +# define PWR_CR_2p1V (1 << PWR_CR_PLS_SHIFT) /* 001: 2.1 V */ +# define PWR_CR_2p3V (2 << PWR_CR_PLS_SHIFT) /* 010: 2.3 V */ +# define PWR_CR_2pvV (3 << PWR_CR_PLS_SHIFT) /* 011: 2.5 V */ +# define PWR_CR_2p7V (4 << PWR_CR_PLS_SHIFT) /* 100: 2.7 V */ +# define PWR_CR_2p9V (5 << PWR_CR_PLS_SHIFT) /* 101: 2.9 V */ +# define PWR_CR_3p1V (6 << PWR_CR_PLS_SHIFT) /* 110: 3.1 V */ +# define PWR_CR_EXT (7 << PWR_CR_PLS_SHIFT) /* 111: External input analog voltage */ +# else +# define PWR_CR_2p2V (0 << PWR_CR_PLS_SHIFT) /* 000: 2.2V */ +# define PWR_CR_2p3V (1 << PWR_CR_PLS_SHIFT) /* 001: 2.3V */ +# define PWR_CR_2p4V (2 << PWR_CR_PLS_SHIFT) /* 010: 2.4V */ +# define PWR_CR_2p5V (3 << PWR_CR_PLS_SHIFT) /* 011: 2.5V */ +# define PWR_CR_2p6V (4 << PWR_CR_PLS_SHIFT) /* 100: 2.6V */ +# define PWR_CR_2p7V (5 << PWR_CR_PLS_SHIFT) /* 101: 2.7V */ +# define PWR_CR_2p8V (6 << PWR_CR_PLS_SHIFT) /* 110: 2.8V */ +# define PWR_CR_2p9V (7 << PWR_CR_PLS_SHIFT) /* 111: 2.9V */ +# endif #define PWR_CR_DBP (1 << 8) /* Bit 8: Disable Backup Domain write protection */ #if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) # define PWR_CR_FPDS (1 << 9) /* Bit 9: Flash power down in Stop mode */ # if defined(CONFIG_STM32_STM32F427) # define PWR_CR_ADCDC1 (1 << 13) /* Bit 13: see AN4073 for details */ +# define PWR_CR_VOS_MASK (3 << 14) /* Bits 14-15: Regulator voltage scaling output selection */ # define PWR_CR_VOS_SCALE_1 (3 << 14) /* Fmax = 168MHz */ # define PWR_CR_VOS_SCALE_2 (2 << 14) /* Fmax = 144MHz */ # define PWR_CR_VOS_SCALE_3 (1 << 14) /* Fmax = 120MHz */ -# define PWR_CR_VOS_MASK (3 << 14) /* Bits 14-15: Regulator voltage scaling output selection */ # else # define PWR_CR_VOS (1 << 14) /* Bit 14: Regulator voltage scaling output selection */ /* 0: Fmax = 144MHz 1: Fmax = 168MHz */ # endif #endif +#if defined(CONFIG_STM32_STM32L15XX) +# define PWR_CR_ULP (1 << 9) /* Ultralow power mode */ +# define PWR_CR_FWU (1 << 10) /* Low power run mode */ +# define PWR_CR_VOS_MASK (3 << 11) /* Bits 11-12: Regulator voltage scaling output selection */ +# define PWR_CR_VOS_SCALE_1 (1 << 11) /* 1.8 V (range 1) */ +# define PWR_CR_VOS_SCALE_2 (2 << 11) /* 1.5 V (range 2) */ +# define PWR_CR_VOS_SCALE_3 (3 << 11) /* 1.2 V (range 3) */ +# define PWR_CR_LPRUN (1 << 14) /* Low power run mode */ +#endif + /* Power control/status register */ #define PWR_CSR_WUF (1 << 0) /* Bit 0: Wakeup Flag */ @@ -100,11 +122,19 @@ #if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) # define PWR_CSR_BRR (1 << 3) /* Bit 3: Backup regulator ready */ +#elif defined(CONFIG_STM32_STM32L15XX) +# define PWR_CSR_VREFINTRDYF (1 << 3) /* Bit 3: Internal voltage reference (VREFINT) ready flag */ +# define PWR_CSR_VOSF (1 << 4) /* Bit 4: Voltage Scaling select flag */ +# define PWR_CSR_REGLPF (1 << 5) /* Bit 5: Regulator LP flag */ #endif #if defined(CONFIG_STM32_STM32F30XX) # define PWR_CSR_EWUP1 (1 << 8) /* Bit 8: Enable WKUP1 pin */ # define PWR_CSR_EWUP2 (1 << 9) /* Bit 9: Enable WKUP2 pin */ +#elif defined(CONFIG_STM32_STM32L15XX) +# define PWR_CSR_EWUP1 (1 << 8) /* Bit 8: Enable WKUP1 pin */ +# define PWR_CSR_EWUP2 (1 << 9) /* Bit 9: Enable WKUP2 pin */ +# define PWR_CSR_EWUP3 (1 << 10) /* Bit 8: Enable WKUP3 pin */ #else # define PWR_CSR_EWUP (1 << 8) /* Bit 8: Enable WKUP pin */ #endif diff --git a/nuttx/arch/arm/src/stm32/chip/stm32l15xxx_gpio.h b/nuttx/arch/arm/src/stm32/chip/stm32l15xxx_gpio.h index 68a973ea8..0b339505a 100644 --- a/nuttx/arch/arm/src/stm32/chip/stm32l15xxx_gpio.h +++ b/nuttx/arch/arm/src/stm32/chip/stm32l15xxx_gpio.h @@ -1,7 +1,9 @@ /************************************************************************************ * arch/arm/src/stm32/chip/stm32l15xxx_gpio.h + * For STM32L100xx, STM32L151xx, STM32L152xx and STM32L162xx advanced ARM-based + * 32-bit MCUs * - * Copyright (C) 2012 Gregory Nutt. All rights reserved. + * Copyright (C) 2013 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <gnutt@nuttx.org> * * Redistribution and use in source and binary forms, with or without @@ -123,6 +125,19 @@ #endif #if STM32_NGPIO_PORTS > 5 +# define STM32_GPIOH_MODER (STM32_GPIOH_BASE+STM32_GPIO_MODER_OFFSET) +# define STM32_GPIOH_OTYPER (STM32_GPIOH_BASE+STM32_GPIO_OTYPER_OFFSET) +# define STM32_GPIOH_OSPEED (STM32_GPIOH_BASE+STM32_GPIO_OSPEED_OFFSET) +# define STM32_GPIOH_PUPDR (STM32_GPIOH_BASE+STM32_GPIO_PUPDR_OFFSET) +# define STM32_GPIOH_IDR (STM32_GPIOH_BASE+STM32_GPIO_IDR_OFFSET) +# define STM32_GPIOH_ODR (STM32_GPIOH_BASE+STM32_GPIO_ODR_OFFSET) +# define STM32_GPIOH_BSRR (STM32_GPIOH_BASE+STM32_GPIO_BSRR_OFFSET) +# define STM32_GPIOH_LCKR (STM32_GPIOH_BASE+STM32_GPIO_LCKR_OFFSET) +# define STM32_GPIOH_AFRL (STM32_GPIOH_BASE+STM32_GPIO_AFRL_OFFSET) +# define STM32_GPIOH_AFRH (STM32_GPIOH_BASE+STM32_GPIO_AFRH_OFFSET) +#endif + +#if STM32_NGPIO_PORTS > 6 # define STM32_GPIOF_MODER (STM32_GPIOF_BASE+STM32_GPIO_MODER_OFFSET) # define STM32_GPIOF_OTYPER (STM32_GPIOF_BASE+STM32_GPIO_OTYPER_OFFSET) # define STM32_GPIOF_OSPEED (STM32_GPIOF_BASE+STM32_GPIO_OSPEED_OFFSET) @@ -135,7 +150,7 @@ # define STM32_GPIOF_AFRH (STM32_GPIOF_BASE+STM32_GPIO_AFRH_OFFSET) #endif -#if STM32_NGPIO_PORTS > 6 +#if STM32_NGPIO_PORTS > 7 # define STM32_GPIOG_MODER (STM32_GPIOG_BASE+STM32_GPIO_MODER_OFFSET) # define STM32_GPIOG_OTYPER (STM32_GPIOG_BASE+STM32_GPIO_OTYPER_OFFSET) # define STM32_GPIOG_OSPEED (STM32_GPIOG_BASE+STM32_GPIO_OSPEED_OFFSET) @@ -148,32 +163,6 @@ # define STM32_GPIOG_AFRH (STM32_GPIOG_BASE+STM32_GPIO_AFRH_OFFSET) #endif -#if STM32_NGPIO_PORTS > 7 -# define STM32_GPIOH_MODER (STM32_GPIOH_BASE+STM32_GPIO_MODER_OFFSET) -# define STM32_GPIOH_OTYPER (STM32_GPIOH_BASE+STM32_GPIO_OTYPER_OFFSET) -# define STM32_GPIOH_OSPEED (STM32_GPIOH_BASE+STM32_GPIO_OSPEED_OFFSET) -# define STM32_GPIOH_PUPDR (STM32_GPIOH_BASE+STM32_GPIO_PUPDR_OFFSET) -# define STM32_GPIOH_IDR (STM32_GPIOH_BASE+STM32_GPIO_IDR_OFFSET) -# define STM32_GPIOH_ODR (STM32_GPIOH_BASE+STM32_GPIO_ODR_OFFSET) -# define STM32_GPIOH_BSRR (STM32_GPIOH_BASE+STM32_GPIO_BSRR_OFFSET) -# define STM32_GPIOH_LCKR (STM32_GPIOH_BASE+STM32_GPIO_LCKR_OFFSET) -# define STM32_GPIOH_AFRL (STM32_GPIOH_BASE+STM32_GPIO_AFRL_OFFSET) -# define STM32_GPIOH_AFRH (STM32_GPIOH_BASE+STM32_GPIO_AFRH_OFFSET) -#endif - -#if STM32_NGPIO_PORTS > 8 -# define STM32_GPIOI_MODER (STM32_GPIOI_BASE+STM32_GPIO_MODER_OFFSET) -# define STM32_GPIOI_OTYPER (STM32_GPIOI_BASE+STM32_GPIO_OTYPER_OFFSET) -# define STM32_GPIOI_OSPEED (STM32_GPIOI_BASE+STM32_GPIO_OSPEED_OFFSET) -# define STM32_GPIOI_PUPDR (STM32_GPIOI_BASE+STM32_GPIO_PUPDR_OFFSET) -# define STM32_GPIOI_IDR (STM32_GPIOI_BASE+STM32_GPIO_IDR_OFFSET) -# define STM32_GPIOI_ODR (STM32_GPIOI_BASE+STM32_GPIO_ODR_OFFSET) -# define STM32_GPIOI_BSRR (STM32_GPIOI_BASE+STM32_GPIO_BSRR_OFFSET) -# define STM32_GPIOI_LCKR (STM32_GPIOI_BASE+STM32_GPIO_LCKR_OFFSET) -# define STM32_GPIOI_AFRL (STM32_GPIOI_BASE+STM32_GPIO_AFRL_OFFSET) -# define STM32_GPIOI_AFRH (STM32_GPIOI_BASE+STM32_GPIO_AFRH_OFFSET) -#endif - /* Register Bitfield Definitions ****************************************************/ /* GPIO port mode register */ diff --git a/nuttx/arch/arm/src/stm32/chip/stm32l15xxx_memorymap.h b/nuttx/arch/arm/src/stm32/chip/stm32l15xxx_memorymap.h index 1985b0ad4..e437c68d7 100644 --- a/nuttx/arch/arm/src/stm32/chip/stm32l15xxx_memorymap.h +++ b/nuttx/arch/arm/src/stm32/chip/stm32l15xxx_memorymap.h @@ -1,6 +1,7 @@ /************************************************************************************ * arch/arm/src/stm32/chip/stm32l15xxx_memorymap.h - * For STM32L100xx, STM32L151xx, STM32L152xx and STM32L162xx advanced ARM-based 32-bit MCUs + * For STM32L100xx, STM32L151xx, STM32L152xx and STM32L162xx advanced ARM-based + * 32-bit MCUs * * Copyright (C) 2013 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <gnutt@nuttx.org> diff --git a/nuttx/arch/arm/src/stm32/chip/stm32l15xxx_rcc.h b/nuttx/arch/arm/src/stm32/chip/stm32l15xxx_rcc.h new file mode 100644 index 000000000..89e84e7d0 --- /dev/null +++ b/nuttx/arch/arm/src/stm32/chip/stm32l15xxx_rcc.h @@ -0,0 +1,449 @@ +/************************************************************************************ + * arch/arm/src/stm32/chip/stm32l15xx_rcc.h + * + * Copyright (C) 2013 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ************************************************************************************/ + +#ifndef __ARCH_ARM_SRC_STM32_CHIP_STM32L15XXX_RCC_H +#define __ARCH_ARM_SRC_STM32_CHIP_STM32L15XXX_RCC_H + +/************************************************************************************ + * Pre-processor Definitions + ************************************************************************************/ + +/* Register Offsets *****************************************************************/ + +#define STM32_RCC_CR_OFFSET 0x0000 /* Clock control register */ +#define STM32_RCC_ICSCR_OFFSET 0x0004 /* Internal clock sources calibration register */ +#define STM32_RCC_CFGR_OFFSET 0x0008 /* Clock configuration register */ +#define STM32_RCC_CIR_OFFSET 0x000c /* Clock interrupt register */ +#define STM32_RCC_AHBRSTR_OFFSET 0x0010 /* AHB Peripheral reset register */ +#define STM32_RCC_APB2RSTR_OFFSET 0x0014 /* APB2 Peripheral reset register */ +#define STM32_RCC_APB1RSTR_OFFSET 0x0018 /* APB1 Peripheral reset register */ +#define STM32_RCC_AHBENR_OFFSET 0x001c /* AHB Peripheral Clock enable register */ +#define STM32_RCC_APB2ENR_OFFSET 0x0020 /* APB2 Peripheral Clock enable register */ +#define STM32_RCC_APB1ENR_OFFSET 0x0024 /* APB1 Peripheral Clock enable register */ +#define STM32_RCC_AHBLPENR_OFFSET 0x0028 /* AHB peripheral clock enable in low power mode register */ +#define STM32_RCC_APB2LPENR_OFFSET 0x002c /* APB2 peripheral clock enable in low power mode register */ +#define STM32_RCC_APB1LPENR_OFFSET 0x0030 /* APB1 peripheral clock enable in low power mode register */ +#define STM32_RCC_CSR_OFFSET 0x0034 /* Control/status register */ + +/* Register Addresses ***************************************************************/ + +#define STM32_RCC_CR (STM32_RCC_BASE+STM32_RCC_CR_OFFSET) +#define STM32_RCC_ICSCR (STM32_RCC_BASE+STM32_RCC_ICSCR_OFFSET) +#define STM32_RCC_CFGR (STM32_RCC_BASE+STM32_RCC_CFGR_OFFSET) +#define STM32_RCC_CIR (STM32_RCC_BASE+STM32_RCC_CIR_OFFSET) +#define STM32_RCC_AHBRSTR (STM32_RCC_BASE+STM32_RCC_AHBRSTR_OFFSET) +#define STM32_RCC_APB2RSTR (STM32_RCC_BASE+STM32_RCC_APB2RSTR_OFFSET) +#define STM32_RCC_APB1RSTR (STM32_RCC_BASE+STM32_RCC_APB1RSTR_OFFSET) +#define STM32_RCC_AHBENR (STM32_RCC_BASE+STM32_RCC_AHBENR_OFFSET) +#define STM32_RCC_APB2ENR (STM32_RCC_BASE+STM32_RCC_APB2ENR_OFFSET) +#define STM32_RCC_APB1ENR (STM32_RCC_BASE+STM32_RCC_APB1ENR_OFFSET) +#define STM32_RCC_AHBLPENR (STM32_RCC_BASE+STM32_RCC_AHBLPENR_OFFSET) +#define STM32_RCC_APB2LPENR (STM32_RCC_BASE+STM32_RCC_APB2LPENR_OFFSET) +#define STM32_RCC_APB1LPENR (STM32_RCC_BASE+STM32_RCC_APB1LPENR_OFFSET) +#define STM32_RCC_CSR (STM32_RCC_BASE+STM32_RCC_CSR_OFFSET) + +/* Register Bitfield Definitions ****************************************************/ + +/* Clock control register */ + +#define RCC_CR_HSION (1 << 0) /* Bit 0: Internal high speed clock enable */ +#define RCC_CR_HSIRDY (1 << 1) /* Bit 1: Internal high speed clock ready flag */ + /* Bits 2-7: Reserved */ +#define RCC_CR_MSION (1 << 8) /* Bit 8: MSI clock enable */ +#define RCC_CR_MSIRDY (1 << 9) /* Bit 9: MSI clock ready flag */ + /* Bits 10-15: Reserved */ +#define RCC_CR_HSEON (1 << 16) /* Bit 16: External high speed clock enable */ +#define RCC_CR_HSERDY (1 << 17) /* Bit 17: External high speed clock ready flag */ +#define RCC_CR_HSEBYP (1 << 18) /* Bit 18: External high speed clock bypass */ + /* Bits 19-23: Reserved */ +#define RCC_CR_PLLON (1 << 24) /* Bit 24: PLL enable */ +#define RCC_CR_PLLRDY (1 << 25) /* Bit 25: PLL clock ready flag */ + +/* Internal clock sources calibration register */ + +#define RCC_ICSCR_HSICAL_SHIFT (0) /* Bits 0-7: Internal high speed clock calibration */ +#define RCC_ICSCR_HSICAL_MASK (0xff << RCC_ICSCR_HSICAL_SHIFT) +#define RCC_ICSCR_HSITRIM_SHIFT (8) /* Bits 8-12: High speed internal clock trimming */ +#define RCC_ICSCR_HSITRIM_MASK (0x1f << RCC_ICSCR_HSITRIM_SHIFT) +#define RCC_ICSCR_MSIRANGE_SHIFT (13) /* Bits 13-15: MSI clock ranges */ +#define RCC_ICSCR_MSIRANGE_MASK (7 << RCC_ICSCR_MSIRANGE_SHIFT) +# define RCC_ICSCR_MSIRANGE_0 (0 << RCC_ICSCR_MSIRANGE_SHIFT) /* 000: Range 0 around 65.536 kHz */ +# define RCC_ICSCR_MSIRANGE_1 (1 << RCC_ICSCR_MSIRANGE_SHIFT) /* 001: Range 1 around 131.072 kHz */ +# define RCC_ICSCR_MSIRANGE_2 (2 << RCC_ICSCR_MSIRANGE_SHIFT) /* 010: Range 2 around 262.144 kHz */ +# define RCC_ICSCR_MSIRANGE_3 (3 << RCC_ICSCR_MSIRANGE_SHIFT) /* 011: Range 3 around 524.288 kHz */ +# define RCC_ICSCR_MSIRANGE_4 (4 << RCC_ICSCR_MSIRANGE_SHIFT) /* 100: Range 4 around 1.048 MHz */ +# define RCC_ICSCR_MSIRANGE_5 (5 << RCC_ICSCR_MSIRANGE_SHIFT) /* 101: Range 5 around 2.097 MHz (reset value) */ +# define RCC_ICSCR_MSIRANGE_6 (6 << RCC_ICSCR_MSIRANGE_SHIFT) /* 110: Range 6 around 4.194 MHz */ +#define RCC_ICSCR_MSICAL_SHIFT (16) /* Bits 16-23: MSI clock calibration */ +#define RCC_ICSCR_MSICAL_MASK (0xff << RCC_ICSCR_MSICAL_SHIFT) +#define RCC_ICSCR_MSITRIM_SHIFT (24) /* Bits 24-31: MSI clock trimming */ +#define RCC_ICSCR_MSITRIM_MASK (0xff << RCC_ICSCR_MSITRIM_SHIFT) + +/* Clock configuration register */ + +#define RCC_CFGR_SW_SHIFT (0) /* Bits 0-1: System clock Switch */ +#define RCC_CFGR_SW_MASK (3 << RCC_CFGR_SW_SHIFT) +# define RCC_CFGR_SW_MSI (0 << RCC_CFGR_SW_SHIFT) /* 00: MSI selected as system clock */ +# define RCC_CFGR_SW_HSI (1 << RCC_CFGR_SW_SHIFT) /* 01: HSI selected as system clock */ +# define RCC_CFGR_SW_HSE (2 << RCC_CFGR_SW_SHIFT) /* 10: HSE selected as system clock */ +# define RCC_CFGR_SW_PLL (3 << RCC_CFGR_SW_SHIFT) /* 11: PLL selected as system clock */ +#define RCC_CFGR_SWS_SHIFT (2) /* Bits 2-3: System Clock Switch Status */ +#define RCC_CFGR_SWS_MASK (3 << RCC_CFGR_SWS_SHIFT) +# define RCC_CFGR_SWS_MSI (0 << RCC_CFGR_SWS_SHIFT) /* 00: MSI oscillator used as system clock */ +# define RCC_CFGR_SWS_HSI (1 << RCC_CFGR_SWS_SHIFT) /* 01: HSI oscillator used as system clock */ +# define RCC_CFGR_SWS_HSE (2 << RCC_CFGR_SWS_SHIFT) /* 10: HSE oscillator used as system clock */ +# define RCC_CFGR_SWS_PLL (3 << RCC_CFGR_SWS_SHIFT) /* 11: PLL used as system clock */ +#define RCC_CFGR_HPRE_SHIFT (4) /* Bits 4-7: AHB prescaler */ +#define RCC_CFGR_HPRE_MASK (0x0f << RCC_CFGR_HPRE_SHIFT) +# define RCC_CFGR_HPRE_SYSCLK (0 << RCC_CFGR_HPRE_SHIFT) /* 0xxx: SYSCLK not divided */ +# define RCC_CFGR_HPRE_SYSCLKd2 (8 << RCC_CFGR_HPRE_SHIFT) /* 1000: SYSCLK divided by 2 */ +# define RCC_CFGR_HPRE_SYSCLKd4 (9 << RCC_CFGR_HPRE_SHIFT) /* 1001: SYSCLK divided by 4 */ +# define RCC_CFGR_HPRE_SYSCLKd8 (10 << RCC_CFGR_HPRE_SHIFT) /* 1010: SYSCLK divided by 8 */ +# define RCC_CFGR_HPRE_SYSCLKd16 (11 << RCC_CFGR_HPRE_SHIFT) /* 1011: SYSCLK divided by 16 */ +# define RCC_CFGR_HPRE_SYSCLKd64 (12 << RCC_CFGR_HPRE_SHIFT) /* 1100: SYSCLK divided by 64 */ +# define RCC_CFGR_HPRE_SYSCLKd128 (13 << RCC_CFGR_HPRE_SHIFT) /* 1101: SYSCLK divided by 128 */ +# define RCC_CFGR_HPRE_SYSCLKd256 (14 << RCC_CFGR_HPRE_SHIFT) /* 1110: SYSCLK divided by 256 */ +# define RCC_CFGR_HPRE_SYSCLKd512 (15 << RCC_CFGR_HPRE_SHIFT) /* 1111: SYSCLK divided by 512 */ +#define RCC_CFGR_PPRE1_SHIFT (8) /* Bits 18-10: APB Low speed prescaler (APB1) */ +#define RCC_CFGR_PPRE1_MASK (7 << RCC_CFGR_PPRE1_SHIFT) +# define RCC_CFGR_PPRE1_HCLK (0 << RCC_CFGR_PPRE1_SHIFT) /* 0xx: HCLK not divided */ +# define RCC_CFGR_PPRE1_HCLKd2 (4 << RCC_CFGR_PPRE1_SHIFT) /* 100: HCLK divided by 2 */ +# define RCC_CFGR_PPRE1_HCLKd4 (5 << RCC_CFGR_PPRE1_SHIFT) /* 101: HCLK divided by 4 */ +# define RCC_CFGR_PPRE1_HCLKd8 (6 << RCC_CFGR_PPRE1_SHIFT) /* 110: HCLK divided by 8 */ +# define RCC_CFGR_PPRE1_HCLKd16 (7 << RCC_CFGR_PPRE1_SHIFT) /* 111: HCLK divided by 16 */ +#define RCC_CFGR_PPRE2_SHIFT (11) /* Bits 11-13: APB High speed prescaler (APB2) */ +#define RCC_CFGR_PPRE2_MASK (7 << RCC_CFGR_PPRE2_SHIFT) +# define RCC_CFGR_PPRE2_HCLK (0 << RCC_CFGR_PPRE2_SHIFT) /* 0xx: HCLK not divided */ +# define RCC_CFGR_PPRE2_HCLKd2 (4 << RCC_CFGR_PPRE2_SHIFT) /* 100: HCLK divided by 2 */ +# define RCC_CFGR_PPRE2_HCLKd4 (5 << RCC_CFGR_PPRE2_SHIFT) /* 101: HCLK divided by 4 */ +# define RCC_CFGR_PPRE2_HCLKd8 (6 << RCC_CFGR_PPRE2_SHIFT) /* 110: HCLK divided by 8 */ +# define RCC_CFGR_PPRE2_HCLKd16 (7 << RCC_CFGR_PPRE2_SHIFT) /* 111: HCLK divided by 16 */ + /* Bits 14-15: Reserved */ +#define RCC_CFGR_PLLSRC (1 << 16) /* Bit 16: PLL entry clock source */ + /* Bit 17: Reserved */ +#define RCC_CFGR_PLLMUL_SHIFT (18) /* Bits 18-21: PLL Multiplication Factor */ +#define RCC_CFGR_PLLMUL_MASK (15 << RCC_CFGR_PLLMUL_SHIFT) +# define RCC_CFGR_PLLMUL_CLKx3 (0 << RCC_CFGR_PLLMUL_SHIFT) /* 0000: PLL clock entry x 3 */ +# define RCC_CFGR_PLLMUL_CLKx4 (1 << RCC_CFGR_PLLMUL_SHIFT) /* 0001: PLL clock entry x 4 */ +# define RCC_CFGR_PLLMUL_CLKx6 (2 << RCC_CFGR_PLLMUL_SHIFT) /* 0010: PLL clock entry x 6 */ +# define RCC_CFGR_PLLMUL_CLKx8 (3 << RCC_CFGR_PLLMUL_SHIFT) /* 0011: PLL clock entry x 8 */ +# define RCC_CFGR_PLLMUL_CLKx12 (4 << RCC_CFGR_PLLMUL_SHIFT) /* 0100: PLL clock entry x 12 */ +# define RCC_CFGR_PLLMUL_CLKx16 (5 << RCC_CFGR_PLLMUL_SHIFT) /* 0101: PLL clock entry x 16 */ +# define RCC_CFGR_PLLMUL_CLKx24 (6 << RCC_CFGR_PLLMUL_SHIFT) /* 0110: PLL clock entry x 24 */ +# define RCC_CFGR_PLLMUL_CLKx32 (7 << RCC_CFGR_PLLMUL_SHIFT) /* 0111: PLL clock entry x 32 */ +# define RCC_CFGR_PLLMUL_CLKx48 (8 << RCC_CFGR_PLLMUL_SHIFT) /* 1000: PLL clock entry x 48 */ +#define RCC_CFGR_PLLDIV_SHIFT (22) /* Bits 22-23: PLL output division */ +#define RCC_CFGR_PLLDIV_MASK (3 << RCC_CFGR_PLLDIV_SHIFT) +# define RCC_CFGR_PLLDIV_2 (1 << RCC_CFGR_PLLDIV_SHIFT) /* 01: PLL clock output = PLLVCO / 2 */ +# define RCC_CFGR_PLLDIV_3 (2 << RCC_CFGR_PLLDIV_SHIFT) /* 10: PLL clock output = PLLVCO / 3 */ +# define RCC_CFGR_PLLDIV_4 (3 << RCC_CFGR_PLLDIV_SHIFT) /* 11: PLL clock output = PLLVCO / 4 */ +#define RCC_CFGR_MCOSEL_SHIFT (24) /* Bits 24-26: Microcontroller clock output selection */ +#define RCC_CFGR_MCOSEL_MASK (7 << RCC_CFGR_MCOSEL_SHIFT) +# define RCC_CFGR_MCOSEL_DISABLED (0 << RCC_CFGR_MCOSEL_SHIFT) /* 000: MCO output disabled, no clock on MCO */ +# define RCC_CFGR_MCOSEL_SYSCLK (1 << RCC_CFGR_MCOSEL_SHIFT) /* 001: SYSCLK clock selected */ +# define RCC_CFGR_MCOSEL_HSICLK (2 << RCC_CFGR_MCOSEL_SHIFT) /* 010: HSI oscillator clock selected */ +# define RCC_CFGR_MCOSEL_MSICLK (3 << RCC_CFGR_MCOSEL_SHIFT) /* 011: MSI oscillator clock selected */ +# define RCC_CFGR_MCOSEL_HSECLK (4 << RCC_CFGR_MCOSEL_SHIFT) /* 100: HSE oscillator clock selected */ +# define RCC_CFGR_MCOSEL_PLLCLK (5 << RCC_CFGR_MCOSEL_SHIFT) /* 101: PLL clock selected */ +# define RCC_CFGR_MCOSEL_LSICLK (6 << RCC_CFGR_MCOSEL_SHIFT) /* 110: LSI oscillator clock selected */ +# define RCC_CFGR_MCOSEL_LSECLK (7 << RCC_CFGR_MCOSEL_SHIFT) /* 111: LSE oscillator clock selected */ + /* Bit 27: Reserved */ +#define RCC_CFGR_MCOPRE_SHIFT (28) /* Bits 28-30: Microcontroller clock output selection */ +#define RCC_CFGR_MCOPRE_MASK (7 << RCC_CFGR_MCOPRE_SHIFT) +# define RCC_CFGR_MCOPRE_DIV1 (0 << RCC_CFGR_MCOPRE_SHIFT) /* 000: MCO is divided by 1 */ +# define RCC_CFGR_MCOPRE_DIV2 (1 << RCC_CFGR_MCOPRE_SHIFT) /* 001: MCO is divided by 2 */ +# define RCC_CFGR_MCOPRE_DIV4 (2 << RCC_CFGR_MCOPRE_SHIFT) /* 010: MCO is divided by 4 */ +# define RCC_CFGR_MCOPRE_DIV8 (3 << RCC_CFGR_MCOPRE_SHIFT) /* 011: MCO is divided by 8 */ +# define RCC_CFGR_MCOPRE_DIV16 (4 << RCC_CFGR_MCOPRE_SHIFT) /* 100: MCO is divided by 16 */ + /* Bit 31: Reserved */ +/* Clock interrupt register */ + +#define RCC_CIR_LSIRDYF (1 << 0) /* Bit 0: LSI ready interrupt flag */ +#define RCC_CIR_LSERDYF (1 << 1) /* Bit 1: LSE ready interrupt flag */ +#define RCC_CIR_HSIRDYF (1 << 2) /* Bit 2: HSI ready interrupt flag */ +#define RCC_CIR_HSERDYF (1 << 3) /* Bit 3: HSE ready interrupt flag */ +#define RCC_CIR_PLLRDYF (1 << 4) /* Bit 4: PLL ready interrupt flag */ +#define RCC_CIR_MSIRDYF (1 << 5) /* Bit 5: MSI ready interrupt flag */ +#define RCC_CIR_LSECSSF (1 << 6) /* Bit 6: LSE CSS Interrupt flag */ +#define RCC_CIR_CSSF (1 << 7) /* Bit 7: Clock security system interrupt flag */ +#define RCC_CIR_LSIRDYIE (1 << 8) /* Bit 8: LSI ready interrupt enable */ +#define RCC_CIR_LSERDYIE (1 << 9) /* Bit 9: LSE ready interrupt enable */ +#define RCC_CIR_HSIRDYIE (1 << 10) /* Bit 10: HSI ready interrupt enable */ +#define RCC_CIR_HSERDYIE (1 << 11) /* Bit 11: HSE ready interrupt enable */ +#define RCC_CIR_PLLRDYIE (1 << 12) /* Bit 12: PLL ready interrupt enable */ +#define RCC_CIR_MSIRDYIE (1 << 13) /* Bit 13: MSI ready interrupt enable */ +#define RCC_CIR_LSECSSIE (1 << 14) /* Bit 14: LSE CSS interrupt enable */ + /* Bit 15: Reserved */ +#define RCC_CIR_LSIRDYC (1 << 16) /* Bit 16: LSI ready interrupt clear */ +#define RCC_CIR_LSERDYC (1 << 17) /* Bit 17: LSE ready interrupt clear */ +#define RCC_CIR_HSIRDYC (1 << 18) /* Bit 18: HSI ready interrupt clear */ +#define RCC_CIR_HSERDYC (1 << 19) /* Bit 19: HSE ready interrupt clear */ +#define RCC_CIR_PLLRDYC (1 << 20) /* Bit 20: PLL ready interrupt clear */ +#define RCC_CIR_MSIRDYC (1 << 21) /* Bit 21: MSI ready interrupt clear */ +#define RCC_CIR_LSECSSC (1 << 22) /* Bit 22: LSE CSS interrupt clear */ +#define RCC_CIR_CSSC (1 << 23) /* Bit 23: Clock Security system interrupt clear */ + /* Bits 24-31: Reserved */ + +/* AHB peripheral clock reset register (RCC_AHBRSTR) */ + +#define RCC_AHBRSTR_GPIOPARST (1 << 0) /* Bit 0: I/O port A reset */ +#define RCC_AHBRSTR_GPIOPBRST (1 << 1) /* Bit 1: I/O port B reset */ +#define RCC_AHBRSTR_GPIOPCRST (1 << 2) /* Bit 2: I/O port C reset */ +#define RCC_AHBRSTR_GPIOPDRST (1 << 3) /* Bit 3: I/O port D reset */ +#define RCC_AHBRSTR_GPIOPERST (1 << 4) /* Bit 4: I/O port E reset */ +#define RCC_AHBRSTR_GPIOPHRST (1 << 5) /* Bit 5: I/O port H reset */ +#define RCC_AHBRSTR_GPIOPFRST (1 << 6) /* Bit 6: I/O port F reset */ +#define RCC_AHBRSTR_GPIOPGRST (1 << 7) /* Bit 7: I/O port G reset */ + /* Bits 8-11: Reserved */ +#define RCC_AHBRSTR_CRCRST (1 << 12) /* Bit 12: CRC reset */ + /* Bits 13-14: Reserved */ +#define RCC_AHBRSTR_FLITFRST (1 << 15) /* Bit 15: FLITF reset */ + /* Bits 16-23: Reserved */ +#define RCC_AHBRSTR_DMA1RST (1 << 24) /* Bit 24: DMA1 reset */ +#define RCC_AHBRSTR_DMA2RST (1 << 25) /* Bit 25: DMA2 reset */ + /* Bit 26: Reserved */ +#define RCC_AHBRSTR_AESRST (1 << 27) /* Bit 27: AES reset */ + /* Bits 28-29: Reserved */ +#define RCC_AHBRSTR_FSMCRST (1 << 30) /* Bit 30: FSMC reset */ + /* Bit 31: Reserved */ + +/* APB2 Peripheral reset register */ + +#define RCC_APB2RSTR_SYSCFGRST (1 << 0) /* Bit 0: System configuration controller reset */ + /* Bit 1: Reserved */ +#define RCC_APB2RSTR_TIM9RST (1 << 2) /* Bit 2: TIM9 timer reset */ +#define RCC_APB2RSTR_TIM10RST (1 << 3) /* Bit 3: TIM10 timer reset */ +#define RCC_APB2RSTR_TIM11RST (1 << 4) /* Bit 4: TIM11 timer reset */ + /* Bits 5-8: Reserved */ +#define RCC_APB2RSTR_ADC1RST (1 << 9) /* Bit 9: ADC1 interface reset */ + /* Bit 10: Reserved */ +#define RCC_APB2RSTR_SDIORST (1 << 11) /* Bit 11: SDIO reset */ +#define RCC_APB2RSTR_SPI1RST (1 << 12) /* Bit 12: SPI 1 reset */ + /* Bit 13: Reserved */ +#define RCC_APB2RSTR_USART1RST (1 << 14) /* Bit 14: USART1 reset */ + /* Bits 15-31: Reserved */ + +/* APB1 Peripheral reset register */ + +#define RCC_APB1RSTR_TIM2RST (1 << 0) /* Bit 0: Timer 2 reset */ +#define RCC_APB1RSTR_TIM3RST (1 << 1) /* Bit 1: Timer 3 reset */ +#define RCC_APB1RSTR_TIM4RST (1 << 2) /* Bit 2: Timer 4 reset */ +#define RCC_APB1RSTR_TIM5RST (1 << 3) /* Bit 3: Timer 5 reset */ +#define RCC_APB1RSTR_TIM6RST (1 << 4) /* Bit 4: Timer 6 reset */ +#define RCC_APB1RSTR_TIM7RST (1 << 5) /* Bit 5: Timer 7 reset */ + /* Bits 6-8: Reserved */ +#define RCC_APB1RSTR_LCDRST (1 << 9) /* Bit 9: LCD reset */ + /* Bit 10: Reserved */ +#define RCC_APB1RSTR_WWDGRST (1 << 11) /* Bit 11: Window Watchdog reset */ + /* Bits 12-13: Reserved */ +#define RCC_APB1RSTR_SPI2RST (1 << 14) /* Bit 14: SPI 2 reset */ +#define RCC_APB1RSTR_SPI3RST (1 << 15) /* Bit 15: SPI 3 reset */ + /* Bit 16: Reserved */ +#define RCC_APB1RSTR_USART2RST (1 << 17) /* Bit 17: USART 2 reset */ +#define RCC_APB1RSTR_USART3RST (1 << 18) /* Bit 18: USART 3 reset */ +#define RCC_APB1RSTR_USART4RST (1 << 19) /* Bit 19: USART 4 reset */ +#define RCC_APB1RSTR_USART5RST (1 << 20) /* Bit 20: USART 5 reset */ +#define RCC_APB1RSTR_I2C1RST (1 << 21) /* Bit 21: I2C 1 reset */ +#define RCC_APB1RSTR_I2C2RST (1 << 22) /* Bit 22: I2C 2 reset */ +#define RCC_APB1RSTR_USBRST (1 << 23) /* Bit 23: USB reset */ + /* Bits 24-27: Reserved */ +#define RCC_APB1RSTR_PWRRST (1 << 28) /* Bit 28: Power interface reset */ +#define RCC_APB1RSTR_DACRST (1 << 29) /* Bit 29: DAC interface reset */ + /* Bit 30: Reserved */ +#define RCC_APB1RSTR_COMPRST (1 << 31) /* Bit 31: COMP interface reset */ + +/* AHB Peripheral Clock enable register */ + +#define RCC_AHBENR_GPIOPAEN (1 << 0) /* Bit 0: I/O port A clock enable */ +#define RCC_AHBENR_GPIOPBEN (1 << 1) /* Bit 1: I/O port B clock enable */ +#define RCC_AHBENR_GPIOPCEN (1 << 2) /* Bit 2: I/O port C clock enable */ +#define RCC_AHBENR_GPIOPDEN (1 << 3) /* Bit 3: I/O port D clock enable */ +#define RCC_AHBENR_GPIOPEEN (1 << 4) /* Bit 4: I/O port E clock enable */ +#define RCC_AHBENR_GPIOPHEN (1 << 5) /* Bit 5: I/O port H clock enable */ +#define RCC_AHBENR_GPIOPFEN (1 << 6) /* Bit 6: I/O port F clock enable */ +#define RCC_AHBENR_GPIOPGEN (1 << 7) /* Bit 7: I/O port G clock enable */ + /* Bits 8-11: Reserved */ +#define RCC_AHBENR_CRCEN (1 << 12) /* Bit 12: CRC clock enable */ + /* Bits 13-14: Reserved */ +#define RCC_AHBENR_FLITFEN (1 << 15) /* Bit 15: FLITF clock enable */ + /* Bits 16-23: Reserved */ +#define RCC_AHBENR_DMA1EN (1 << 24) /* Bit 24: DMA1 clock enable */ +#define RCC_AHBENR_DMA2EN (1 << 25) /* Bit 25: DMA2 clock enable */ + /* Bit 26: Reserved */ +#define RCC_AHBENR_AESEN (1 << 27) /* Bit 27: AES clock enable */ + /* Bits 28-29: Reserved */ +#define RCC_AHBENR_FSMCEN (1 << 30) /* Bit 30: FSMC clock enable */ + /* Bit 31: Reserved */ + +/* APB2 Peripheral Clock enable register */ + +#define RCC_APB2ENR_SYSCFGEN (1 << 0) /* Bit 0: System configuration controller clock enable */ + /* Bit 1: Reserved */ +#define RCC_APB2ENR_TIM9EN (1 << 2) /* Bit 2: TIM9 timer clock enable */ +#define RCC_APB2ENR_TIM10EN (1 << 3) /* Bit 3: TIM10 timer clock enable */ +#define RCC_APB2ENR_TIM11EN (1 << 4) /* Bit 4: TIM11 timer clock enable */ + /* Bits 5-8: Reserved */ +#define RCC_APB2ENR_ADC1EN (1 << 9) /* Bit 9: ADC1 interface clock enable */ + /* Bit 10: Reserved */ +#define RCC_APB2ENR_SDIOEN (1 << 11) /* Bit 11: SDIO clock enable */ +#define RCC_APB2ENR_SPI1EN (1 << 12) /* Bit 12: SPI 1 clock enable */ + /* Bit 13: Reserved */ +#define RCC_APB2ENR_USART1EN (1 << 14) /* Bit 14: USART1 clock enable */ + /* Bits 15-31: Reserved */ + +/* APB1 Peripheral Clock enable register */ + +#define RCC_APB1ENR_TIM2EN (1 << 0) /* Bit 0: Timer 2 clock enable */ +#define RCC_APB1ENR_TIM3EN (1 << 1) /* Bit 1: Timer 3 clock enable */ +#define RCC_APB1ENR_TIM4EN (1 << 2) /* Bit 2: Timer 4 clock enable */ +#define RCC_APB1ENR_TIM5EN (1 << 3) /* Bit 3: Timer 5 clock enable */ +#define RCC_APB1ENR_TIM6EN (1 << 4) /* Bit 4: Timer 6 clock enable */ +#define RCC_APB1ENR_TIM7EN (1 << 5) /* Bit 5: Timer 7 clock enable */ + /* Bits 6-8: Reserved */ +#define RCC_APB1ENR_LCDEN (1 << 9) /* Bit 9: LCD clock enable */ + /* Bit 10: Reserved */ +#define RCC_APB1ENR_WWDGEN (1 << 11) /* Bit 11: Window Watchdog clock enable */ + /* Bits 12-13: Reserved */ +#define RCC_APB1ENR_SPI2EN (1 << 14) /* Bit 14: SPI 2 clock enable */ +#define RCC_APB1ENR_SPI3EN (1 << 15) /* Bit 15: SPI 3 clock enable */ + /* Bit 16: Reserved */ +#define RCC_APB1ENR_USART2EN (1 << 17) /* Bit 17: USART 2 clock enable */ +#define RCC_APB1ENR_USART3EN (1 << 18) /* Bit 18: USART 3 clock enable */ +#define RCC_APB1ENR_USART4EN (1 << 19) /* Bit 19: USART 4 clock enable */ +#define RCC_APB1ENR_USART5EN (1 << 20) /* Bit 20: USART 5 clock enable */ +#define RCC_APB1ENR_I2C1EN (1 << 21) /* Bit 21: I2C 1 clock enable */ +#define RCC_APB1ENR_I2C2EN (1 << 22) /* Bit 22: I2C 2 clock enable */ +#define RCC_APB1ENR_USBEN (1 << 23) /* Bit 23: USB clock enable */ + /* Bits 24-27: Reserved */ +#define RCC_APB1ENR_PWREN (1 << 28) /* Bit 28: Power interface clock enable */ +#define RCC_APB1ENR_DACEN (1 << 29) /* Bit 29: DAC interface clock enable */ + /* Bit 30: Reserved */ +#define RCC_APB1ENR_COMPEN (1 << 31) /* Bit 31: COMP interface clock enable */ + +/* AHB peripheral clock enable in low power mode register */ + +#define RCC_AHBLPENR_GPIOPALPEN (1 << 0) /* Bit 0: I/O port A clock enable during sleep mode */ +#define RCC_AHBLPENR_GPIOPBLPEN (1 << 1) /* Bit 1: I/O port B clock enable during sleep mode */ +#define RCC_AHBLPENR_GPIOPCLPEN (1 << 2) /* Bit 2: I/O port C clock enable during sleep mode */ +#define RCC_AHBLPENR_GPIOPDLPEN (1 << 3) /* Bit 3: I/O port D clock enable during sleep mode */ +#define RCC_AHBLPENR_GPIOPELPEN (1 << 4) /* Bit 4: I/O port E clock enable during sleep mode */ +#define RCC_AHBLPENR_GPIOPHLPEN (1 << 5) /* Bit 5: I/O port H clock enable during sleep mode */ +#define RCC_AHBLPENR_GPIOPFLPEN (1 << 6) /* Bit 6: I/O port F clock enable during sleep mode */ +#define RCC_AHBLPENR_GPIOPGLPEN (1 << 7) /* Bit 7: I/O port G clock enable during sleep mode */ + /* Bits 8-11: Reserved */ +#define RCC_AHBLPENR_CRCLPEN (1 << 12) /* Bit 12: CRC clock enable during sleep mode */ + /* Bits 13-14: Reserved */ +#define RCC_AHBLPENR_FLITFLPEN (1 << 15) /* Bit 15: FLITF clock enable during sleep mode */ +#define RCC_AHBLPENR_SRAMLPEN (1 << 16) /* Bit 16: SRAM clock enable during sleep mode */ + /* Bits 17-23: Reserved */ +#define RCC_AHBLPENR_DMA1LPEN (1 << 24) /* Bit 24: DMA1 clock enable during sleep mode */ +#define RCC_AHBLPENR_DMA2LPEN (1 << 25) /* Bit 25: DMA2 clock enable during sleep mode */ + /* Bit 26: Reserved */ +#define RCC_AHBLPENR_AESLPEN (1 << 27) /* Bit 27: AES clock enable during sleep mode */ + /* Bits 28-29: Reserved */ +#define RCC_AHBLPENR_FSMCLPEN (1 << 30) /* Bit 30: FSMC clock enable during sleep mode */ + /* Bit 31: Reserved */ + +/* APB2 peripheral clock enable in low power mode register */ + +#define RCC_APB2LPENR_SYSCFGLPEN (1 << 0) /* Bit 0: System configuration controller clock enable during sleep mode */ + /* Bit 1: Reserved */ +#define RCC_APB2LPENR_TIM9LPEN (1 << 2) /* Bit 2: TIM9 timer clock enable during sleep mode */ +#define RCC_APB2LPENR_TIM10LPEN (1 << 3) /* Bit 3: TIM10 timer clock enable during sleep mode */ +#define RCC_APB2LPENR_TIM11LPEN (1 << 4) /* Bit 4: TIM11 timer clock enable during sleep mode */ + /* Bits 5-8: Reserved */ +#define RCC_APB2LPENR_ADC1LPEN (1 << 9) /* Bit 9: ADC1 interface clock enable during sleep mode */ + /* Bit 10: Reserved */ +#define RCC_APB2LPENR_SDIOLPEN (1 << 11) /* Bit 11: SDIO clock enable during sleep mode */ +#define RCC_APB2LPENR_SPI1LPEN (1 << 12) /* Bit 12: SPI 1 clock enable during sleep mode */ + /* Bit 13: Reserved */ +#define RCC_APB2LPENR_USART1LPEN (1 << 14) /* Bit 14: USART1 clock enable during sleep mode */ + /* Bits 15-31: Reserved */ + +/* APB1 peripheral clock enable in low power mode register */ + +#define RCC_APB1LPENR_TIM2LPEN (1 << 0) /* Bit 0: Timer 2 clock enable during sleep mode */ +#define RCC_APB1LPENR_TIM3LPEN (1 << 1) /* Bit 1: Timer 3 clock enable during sleep mode */ +#define RCC_APB1LPENR_TIM4LPEN (1 << 2) /* Bit 2: Timer 4 clock enable during sleep mode */ +#define RCC_APB1LPENR_TIM5LPEN (1 << 3) /* Bit 3: Timer 5 clock enable during sleep mode */ +#define RCC_APB1LPENR_TIM6LPEN (1 << 4) /* Bit 4: Timer 6 clock enable during sleep mode */ +#define RCC_APB1LPENR_TIM7LPEN (1 << 5) /* Bit 5: Timer 7 clock enable during sleep mode */ + /* Bits 6-8: Reserved */ +#define RCC_APB1LPENR_LCDLPEN (1 << 9) /* Bit 9: LCD clock enable during sleep mode */ + /* Bit 10: Reserved */ +#define RCC_APB1LPENR_WWDGLPEN (1 << 11) /* Bit 11: Window Watchdog clock enable during sleep mode */ + /* Bits 12-13: Reserved */ +#define RCC_APB1LPENR_SPI2LPEN (1 << 14) /* Bit 14: SPI 2 clock enable during sleep mode */ +#define RCC_APB1LPENR_SPI3LPEN (1 << 15) /* Bit 15: SPI 3 clock enable during sleep mode */ + /* Bit 16: Reserved */ +#define RCC_APB1LPENR_USART2LPEN (1 << 17) /* Bit 17: USART 2 clock enable during sleep mode */ +#define RCC_APB1LPENR_USART3LPEN (1 << 18) /* Bit 18: USART 3 clock enable during sleep mode */ +#define RCC_APB1LPENR_USART4LPEN (1 << 19) /* Bit 19: USART 4 clock enable during sleep mode */ +#define RCC_APB1LPENR_USART5LPEN (1 << 20) /* Bit 20: USART 5 clock enable during sleep mode */ +#define RCC_APB1LPENR_I2C1LPEN (1 << 21) /* Bit 21: I2C 1 clock enable during sleep mode */ +#define RCC_APB1LPENR_I2C2LPEN (1 << 22) /* Bit 22: I2C 2 clock enable during sleep mode */ +#define RCC_APB1LPENR_USBLPEN (1 << 23) /* Bit 23: USB clock enable during sleep mode */ + /* Bits 24-27: Reserved */ +#define RCC_APB1LPENR_PWRLPEN (1 << 28) /* Bit 28: Power interface clock enable during sleep mode */ +#define RCC_APB1LPENR_DACLPEN (1 << 29) /* Bit 29: DAC interface clock enable during sleep mode */ + /* Bit 30: Reserved */ +#define RCC_APB1LPENR_COMPLPEN (1 << 31) /* Bit 31: COMP interface clock enable during sleep mode */ + +/* Control/status register */ + +#define RCC_CSR_LSION (1 << 0) /* Bit 0: Internal Low Speed oscillator enable */ +#define RCC_CSR_LSIRDY (1 << 1) /* Bit 1: Internal Low Speed oscillator Ready */ + /* Bits 2-7: Reserved */ +#define RCC_CSR_LSEON (1 << 8) /* Bit 8: External Low Speed oscillator enable */ +#define RCC_CSR_LSERDY (1 << 9) /* Bit 9: External Low Speed oscillator Ready */ +#define RCC_CSR_LSEBYP (1 << 10) /* Bit 10: External Low Speed oscillator Ready */ +#define RCC_CSR_LSECSSON (1 << 11) /* Bit 11: External Low Speed oscillator Ready */ +#define RCC_CSR_LSECSSD (1 << 12) /* Bit 12: External Low Speed oscillator Ready */ + /* Bits 13-15: Reserved */ +#define RCC_CSR_RTCSEL_SHIFT (16) /* Bits 16-17: */ +#define RCC_CSR_RTCSEL_MASK (3 << RCC_CSR_RTCSEL_SHIFT) +#define RCC_CSR_RTCEN (1 << 22) /* Bit 22: */ +#define RCC_CSR_RTCRST (1 << 23) /* Bit 23: */ +#define RCC_CSR_RMVF (1 << 24) /* Bit 24: Remove reset flag */ +#define RCC_CSR_OBLRSTF (1 << 25) /* Bit 25: Option byte loader reset flag */ +#define RCC_CSR_PINRSTF (1 << 26) /* Bit 26: PIN reset flag */ +#define RCC_CSR_PORRSTF (1 << 27) /* Bit 27: POR/PDR reset flag */ +#define RCC_CSR_SFTRSTF (1 << 28) /* Bit 28: Software Reset flag */ +#define RCC_CSR_IWDGRSTF (1 << 29) /* Bit 29: Independent Watchdog reset flag */ +#define RCC_CSR_WWDGRSTF (1 << 30) /* Bit 30: Window watchdog reset flag */ +#define RCC_CSR_LPWRRSTF (1 << 31) /* Bit 31: Low-Power reset flag */ + +#endif /* __ARCH_ARM_SRC_STM32_CHIP_STM32L15XXX_RCC_H */ + |