diff options
Diffstat (limited to 'nuttx/arch/arm/src/stm32/chip/stm32f40xxx_rtc.h')
-rw-r--r-- | nuttx/arch/arm/src/stm32/chip/stm32f40xxx_rtc.h | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/stm32/chip/stm32f40xxx_rtc.h b/nuttx/arch/arm/src/stm32/chip/stm32f40xxx_rtc.h new file mode 100644 index 000000000..fdfa9b323 --- /dev/null +++ b/nuttx/arch/arm/src/stm32/chip/stm32f40xxx_rtc.h @@ -0,0 +1,338 @@ +/************************************************************************************ + * arch/arm/src/stm32/chip/stm32f40xxx_rtc.h + * + * Copyright (C) 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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_STM32F40XXX_RTC_H +#define __ARCH_ARM_SRC_STM32_CHIP_STM32F40XXX_RTC_H + +/************************************************************************************ + * Pre-processor Definitions + ************************************************************************************/ + +/* Register Offsets *****************************************************************/ + +#define STM32_RTC_TR_OFFSET 0x0000 /* RTC time register */ +#define STM32_RTC_DR_OFFSET 0x0004 /* RTC date register */ +#define STM32_RTC_CR_OFFSET 0x0008 /* RTC control register */ +#define STM32_RTC_ISR_OFFSET 0x000c /* RTC initialization and status register */ +#define STM32_RTC_PRER_OFFSET 0x0010 /* RTC prescaler register */ +#define STM32_RTC_WUTR_OFFSET 0x0014 /* RTC wakeup timer register */ +#define STM32_RTC_CALIBR_OFFSET 0x0018 /* RTC calibration register */ +#define STM32_RTC_ALRMAR_OFFSET 0x001c /* RTC alarm A register */ +#define STM32_RTC_ALRMBR_OFFSET 0x0020 /* RTC alarm B register */ +#define STM32_RTC_WPR_OFFSET 0x0024 /* RTC write protection register */ +#define STM32_RTC_SSR_OFFSET 0x0028 /* RTC sub second register */ +#define STM32_RTC_SHIFTR_OFFSET 0x002c /* RTC shift control register */ +#define STM32_RTC_TSTR_OFFSET 0x0030 /* RTC time stamp time register */ +#define STM32_RTC_TSDR_OFFSET 0x0030 /* RTC time stamp date register */ +#define STM32_RTC_TSSSR_OFFSET 0x0038 /* RTC timestamp sub second register */ +#define STM32_RTC_CALR_OFFSET 0x003c /* RTC calibration register */ +#define STM32_RTC_TAFCR_OFFSET 0x0040 /* RTC tamper and alternate function configuration register */ +#define STM32_RTC_ALRMASSR_OFFSET 0x0044 /* RTC alarm A sub second register */ +#define STM32_RTC_ALRMBSSR_OFFSET 0x0048 /* RTC alarm B sub second register */ + +#define STM32_RTC_BKR_OFFSET(n) (0x0050+((n)<<2)) +#define STM32_RTC_BK0R_OFFSET 0x0050 /* RTC backup register 0 */ +#define STM32_RTC_BK1R_OFFSET 0x0054 /* RTC backup register 1 */ +#define STM32_RTC_BK2R_OFFSET 0x0058 /* RTC backup register 2 */ +#define STM32_RTC_BK3R_OFFSET 0x005c /* RTC backup register 3 */ +#define STM32_RTC_BK4R_OFFSET 0x0060 /* RTC backup register 4 */ +#define STM32_RTC_BK5R_OFFSET 0x0064 /* RTC backup register 5 */ +#define STM32_RTC_BK6R_OFFSET 0x0068 /* RTC backup register 6 */ +#define STM32_RTC_BK7R_OFFSET 0x006c /* RTC backup register 7 */ +#define STM32_RTC_BK8R_OFFSET 0x0070 /* RTC backup register 8 */ +#define STM32_RTC_BK9R_OFFSET 0x0074 /* RTC backup register 9 */ +#define STM32_RTC_BK10R_OFFSET 0x0078 /* RTC backup register 10 */ +#define STM32_RTC_BK11R_OFFSET 0x007c /* RTC backup register 11 */ +#define STM32_RTC_BK12R_OFFSET 0x0080 /* RTC backup register 12 */ +#define STM32_RTC_BK13R_OFFSET 0x0084 /* RTC backup register 13 */ +#define STM32_RTC_BK14R_OFFSET 0x0088 /* RTC backup register 14 */ +#define STM32_RTC_BK15R_OFFSET 0x008c /* RTC backup register 15 */ +#define STM32_RTC_BK16R_OFFSET 0x0090 /* RTC backup register 16 */ +#define STM32_RTC_BK17R_OFFSET 0x0094 /* RTC backup register 17 */ +#define STM32_RTC_BK18R_OFFSET 0x0098 /* RTC backup register 18 */ +#define STM32_RTC_BK19R_OFFSET 0x009c /* RTC backup register 19 */ + +/* Register Addresses ***************************************************************/ + +#define STM32_RTC_TR (STM32_RTC_BASE+STM32_RTC_TR_OFFSET) +#define STM32_RTC_DR (STM32_RTC_BASE+STM32_RTC_DR_OFFSET) +#define STM32_RTC_CR (STM32_RTC_BASE+STM32_RTC_CR_OFFSET) +#define STM32_RTC_ISR (STM32_RTC_BASE+STM32_RTC_ISR_OFFSET) +#define STM32_RTC_PRER (STM32_RTC_BASE+STM32_RTC_PRER_OFFSET) +#define STM32_RTC_WUTR (STM32_RTC_BASE+STM32_RTC_WUTR_OFFSET) +#define STM32_RTC_CALIBR (STM32_RTC_BASE+STM32_RTC_CALIBR_OFFSET) +#define STM32_RTC_ALRMAR (STM32_RTC_BASE+STM32_RTC_ALRMAR_OFFSET) +#define STM32_RTC_ALRMBR (STM32_RTC_BASE+STM32_RTC_ALRMBR_OFFSET) +#define STM32_RTC_WPR (STM32_RTC_BASE+STM32_RTC_WPR_OFFSET) +#define STM32_RTC_SSR (STM32_RTC_BASE+STM32_RTC_SSR_OFFSET) +#define STM32_RTC_SHIFTR (STM32_RTC_BASE+STM32_RTC_SHIFTR_OFFSET) +#define STM32_RTC_TSTR (STM32_RTC_BASE+STM32_RTC_TSTR_OFFSET) +#define STM32_RTC_TSDR (STM32_RTC_BASE+STM32_RTC_TSDR_OFFSET) +#define STM32_RTC_TSSSR (STM32_RTC_BASE+STM32_RTC_TSSSR_OFFSET) +#define STM32_RTC_CALR (STM32_RTC_BASE+STM32_RTC_CALR_OFFSET) +#define STM32_RTC_TAFCR (STM32_RTC_BASE+STM32_RTC_TAFCR_OFFSET) +#define STM32_RTC_ALRMASSR (STM32_RTC_BASE+STM32_RTC_ALRMASSR_OFFSET) +#define STM32_RTC_ALRMBSSR (STM32_RTC_BASE+STM32_RTC_ALRMBSSR_OFFSET) + +#define STM32_RTC_BKR(n) (STM32_RTC_BASE+STM32_RTC_BKR_OFFSET(n)) +#define STM32_RTC_BK0R (STM32_RTC_BASE+STM32_RTC_BK0R_OFFSET) +#define STM32_RTC_BK1R (STM32_RTC_BASE+STM32_RTC_BK1R_OFFSET) +#define STM32_RTC_BK2R (STM32_RTC_BASE+STM32_RTC_BK2R_OFFSET) +#define STM32_RTC_BK3R (STM32_RTC_BASE+STM32_RTC_BK3R_OFFSET) +#define STM32_RTC_BK4R (STM32_RTC_BASE+STM32_RTC_BK4R_OFFSET) +#define STM32_RTC_BK5R (STM32_RTC_BASE+STM32_RTC_BK5R_OFFSET) +#define STM32_RTC_BK6R (STM32_RTC_BASE+STM32_RTC_BK6R_OFFSET) +#define STM32_RTC_BK7R (STM32_RTC_BASE+STM32_RTC_BK7R_OFFSET) +#define STM32_RTC_BK8R (STM32_RTC_BASE+STM32_RTC_BK8R_OFFSET) +#define STM32_RTC_BK9R (STM32_RTC_BASE+STM32_RTC_BK9R_OFFSET) +#define STM32_RTC_BK10R (STM32_RTC_BASE+STM32_RTC_BK10R_OFFSET) +#define STM32_RTC_BK11R (STM32_RTC_BASE+STM32_RTC_BK11R_OFFSET) +#define STM32_RTC_BK12R (STM32_RTC_BASE+STM32_RTC_BK12R_OFFSET) +#define STM32_RTC_BK13R (STM32_RTC_BASE+STM32_RTC_BK13R_OFFSET) +#define STM32_RTC_BK14R (STM32_RTC_BASE+STM32_RTC_BK14R_OFFSET) +#define STM32_RTC_BK15R (STM32_RTC_BASE+STM32_RTC_BK15R_OFFSET) +#define STM32_RTC_BK16R (STM32_RTC_BASE+STM32_RTC_BK16R_OFFSET) +#define STM32_RTC_BK17R (STM32_RTC_BASE+STM32_RTC_BK17R_OFFSET) +#define STM32_RTC_BK18R (STM32_RTC_BASE+STM32_RTC_BK18R_OFFSET) +#define STM32_RTC_BK19R (STM32_RTC_BASE+STM32_RTC_BK19R_OFFSET) + +/* Register Bitfield Definitions ****************************************************/ + +/* RTC time register */ + +#define RTC_TR_SU_SHIFT (0) /* Bits 0-3: Second units in BCD format */ +#define RTC_TR_SU_MASK (15 << RTC_TR_SU_SHIFT) +#define RTC_TR_ST_SHIFT (4) /* Bits 4-6: Second tens in BCD format */ +#define RTC_TR_ST_MASK (7 << RTC_TR_ST_SHIFT) +#define RTC_TR_MNU_SHIFT (8) /* Bit 8-11: Minute units in BCD format */ +#define RTC_TR_MNU_MASK (15 << RTC_TR_MNU_SHIFT) +#define RTC_TR_MNT_SHIFT (12) /* Bits 12-14: Minute tens in BCD format */ +#define RTC_TR_MNT_MASK (7 << RTC_TR_MNT_SHIFT) +#define RTC_TR_HU_SHIFT (16) /* Bit 16-19: Hour units in BCD format */ +#define RTC_TR_HU_MASK (15 << RTC_TR_HU_SHIFT) +#define RTC_TR_HT_SHIFT (20) /* Bits 20-21: Hour tens in BCD format */ +#define RTC_TR_HT_MASK (3 << RTC_TR_HT_SHIFT) +#define RTC_TR_PM (1 << 22) /* Bit 22: AM/PM notation */ +#define RTC_TR_RESERVED_BITS (0xff808080) + +/* RTC date register */ + +#define RTC_DR_DU_SHIFT (0) /* Bits 0-3: Date units in BCD format */ +#define RTC_DR_DU_MASK (15 << RTC_DR_DU_SHIFT) +#define RTC_DR_DT_SHIFT (4) /* Bits 4-5: Date tens in BCD format */ +#define RTC_DR_DT_MASK (3 << RTC_DR_DT_SHIFT) +#define RTC_DR_MU_SHIFT (8) /* Bits 8-11: Month units in BCD format */ +#define RTC_DR_MU_MASK (15 << RTC_DR_MU_SHIFT) +#define RTC_DR_MT (1 << 12) /* Bit 12: Month tens in BCD format */ +#define RTC_DR_WDU_SHIFT (13) /* Bits 13-15: Week day units */ +#define RTC_DR_WDU_MASK (7 << RTC_DR_WDU_SHIFT) +# define RTC_DR_WDU_MONDAY (1 << RTC_DR_WDU_SHIFT) +# define RTC_DR_WDU_TUESDAY (2 << RTC_DR_WDU_SHIFT) +# define RTC_DR_WDU_WEDNESDAY (3 << RTC_DR_WDU_SHIFT) +# define RTC_DR_WDU_THURSDAY (4 << RTC_DR_WDU_SHIFT) +# define RTC_DR_WDU_FRIDAY (5 << RTC_DR_WDU_SHIFT) +# define RTC_DR_WDU_SATURDAY (6 << RTC_DR_WDU_SHIFT) +# define RTC_DR_WDU_SUNDAY (7 << RTC_DR_WDU_SHIFT) +#define RTC_DR_YU_SHIFT (16) /* Bits 16-19: Year units in BCD format */ +#define RTC_DR_YU_MASK (15 << RTC_DR_YU_SHIFT) +#define RTC_DR_YT_SHIFT (20) /* Bits 20-23: Year tens in BCD format */ +#define RTC_DR_YT_MASK (15 << RTC_DR_YT_SHIFT) +#define RTC_DR_RESERVED_BITS (0xff0000c0) + +/* RTC control register */ + +#define RTC_CR_WUCKSEL_SHIFT (0) /* Bits 0-2: Wakeup clock selection */ +#define RTC_CR_WUCKSEL_MASK (7 << RTC_CR_WUCKSEL_SHIFT) +# define RTC_CR_WUCKSEL_RTCDIV16 (0 << RTC_CR_WUCKSEL_SHIFT) /* 000: RTC/16 clock is selected */ +# define RTC_CR_WUCKSEL_RTCDIV8 (1 << RTC_CR_WUCKSEL_SHIFT) /* 001: RTC/8 clock is selected */ +# define RTC_CR_WUCKSEL_RTCDIV4 (2 << RTC_CR_WUCKSEL_SHIFT) /* 010: RTC/4 clock is selected */ +# define RTC_CR_WUCKSEL_RTCDIV2 (3 << RTC_CR_WUCKSEL_SHIFT) /* 011: RTC/2 clock is selected */ +# define RTC_CR_WUCKSEL_CKSPRE (4 << RTC_CR_WUCKSEL_SHIFT) /* 10x: ck_spre clock is selected */ +# define RTC_CR_WUCKSEL_CKSPREADD (6 << RTC_CR_WUCKSEL_SHIFT) /* 11x: ck_spr clock and 216 added WUT counter */ +#define RTC_CR_TSEDGE (1 << 3) /* Bit 3: Timestamp event active edge */ +#define RTC_CR_REFCKON (1 << 4) /* Bit 4: Reference clock detection enable (50 or 60 Hz) */ +#define RTC_CR_BYPSHAD (1 << 5) /* Bit 5: Bypass the shadow registers */ +#define RTC_CR_FMT (1 << 6) /* Bit 6: Hour format */ +#define RTC_CR_DCE (1 << 7) /* Bit 7: Coarse digital calibration enable */ +#define RTC_CR_ALRAE (1 << 8) /* Bit 8: Alarm A enable */ +#define RTC_CR_ALRBE (1 << 9) /* Bit 9: Alarm B enable */ +#define RTC_CR_WUTE (1 << 10) /* Bit 10: Wakeup timer enable */ +#define RTC_CR_TSE (1 << 11) /* Bit 11: Time stamp enable */ +#define RTC_CR_ALRAIE (1 << 12) /* Bit 12: Alarm A interrupt enable */ +#define RTC_CR_ALRBIE (1 << 13) /* Bit 13: Alarm B interrupt enable */ +#define RTC_CR_WUTIE (1 << 14) /* Bit 14: Wakeup timer interrupt enable */ +#define RTC_CR_TSIE (1 << 15) /* Bit 15: Timestamp interrupt enable */ +#define RTC_CR_ADD1H (1 << 16) /* Bit 16: Add 1 hour (summer time change) */ +#define RTC_CR_SUB1H (1 << 17) /* Bit 17: Subtract 1 hour (winter time change) */ +#define RTC_CR_BKP (1 << 18) /* Bit 18: Backup */ +#define RTC_CR_COSEL (1 << 19) /* Bit 19 : Calibration output selection */ +#define RTC_CR_POL (1 << 20) /* Bit 20: Output polarity */ +#define RTC_CR_OSEL_SHIFT (21) /* Bits 21-22: Output selection */ +#define RTC_CR_OSEL_MASK (3 << RTC_CR_OSEL_SHIFT) +# define RTC_CR_OSEL_DISABLED (0 << RTC_CR_OSEL_SHIFT) /* 00: Output disabled */ +# define RTC_CR_OSEL_ALRMA (1 << RTC_CR_OSEL_SHIFT) /* 01: Alarm A output enabled */ +# define RTC_CR_OSEL_ALRMB (2 << RTC_CR_OSEL_SHIFT) /* 10: Alarm B output enabled */ +# define RTC_CR_OSEL_WUT (3 << RTC_CR_OSEL_SHIFT) /* 11: Wakeup output enabled */ +#define RTC_CR_COE (1 << 23) /* Bit 23: Calibration output enable */ + +/* RTC initialization and status register */ + +#define RTC_ISR_ALRAWF (1 << 0) /* Bit 0: Alarm A write flag */ +#define RTC_ISR_ALRBWF (1 << 1) /* Bit 1: Alarm B write flag */ +#define RTC_ISR_WUTWF (1 << 2) /* Bit 2: Wakeup timer write flag */ +#define RTC_ISR_SHPF (1 << 3) /* Bit 3: Shift operation pending */ +#define RTC_ISR_INITS (1 << 4) /* Bit 4: Initialization status flag */ +#define RTC_ISR_RSF (1 << 5) /* Bit 5: Registers synchronization flag */ +#define RTC_ISR_INITF (1 << 6) /* Bit 6: Initialization flag */ +#define RTC_ISR_INIT (1 << 7) /* Bit 7: Initialization mode */ +#define RTC_ISR_ALRAF (1 << 8) /* Bit 8: Alarm A flag */ +#define RTC_ISR_ALRBF (1 << 9) /* Bit 9: Alarm B flag */ +#define RTC_ISR_WUTF (1 << 10) /* Bit 10: Wakeup timer flag */ +#define RTC_ISR_TSF (1 << 11) /* Bit 11: Timestamp flag */ +#define RTC_ISR_TSOVF (1 << 12) /* Bit 12: Timestamp overflow flag */ +#define RTC_ISR_TAMP1F (1 << 13) /* Bit 13: Tamper detection flag */ +#define RTC_ISR_TAMP2F (1 << 14) /* Bit 14: TAMPER2 detection flag */ +#define RTC_ISR_RECALPF (1 << 16) /* Bit 16: Recalibration pending Flag */ +#define RTC_ISR_ALLFLAGS (0x00017fff) + +/* RTC prescaler register */ + +#define RTC_PRER_PREDIV_S_SHIFT (0) /* Bits 0-14: Synchronous prescaler factor */ +#define RTC_PRER_PREDIV_S_MASK (0x7fff << RTC_PRER_PREDIV_S_SHIFT) +#define RTC_PRER_PREDIV_A_SHIFT (16) /* Bits 16-22: Asynchronous prescaler factor */ +#define RTC_PRER_PREDIV_A_MASK (0x7f << RTC_PRER_PREDIV_A_SHIFT) + +/* RTC wakeup timer register */ + +#define RTC_WUTR_MASK (0xffff) /* Bits 15:0 Wakeup auto-reload value bits */ + +/* RTC calibration register */ + +#define RTC_CALIBR_DCS (1 << 7) /* Bit 7 Digital calibration sign */ +#define RTC_CALIBR_DC_SHIFT (0) /* Bits 4:0 0-4: Digital calibration */ +#define RTC_CALIBR_DC_MASK (31 << RTC_CALIBR_DC_SHIFT) +# define RTC_CALIBR_DC(n) (((n) >> 2) << RTC_CALIBR_DC_SHIFT) /* n= 0, 4, 8, ... 126 */ + +/* RTC alarm A/B registers */ + +#define RTC_ALRMR_SU_SHIFT (0) /* Bits 0-3: Second units in BCD format. */ +#define RTC_ALRMR_SU_MASK (15 << RTC_ALRMR_SU_SHIFT) +#define RTC_ALRMR_ST_SHIFT (4) /* Bits 4-6: Second tens in BCD format. */ +#define RTC_ALRMR_ST_MASK (7 << RTC_ALRMR_ST_SHIFT) +#define RTC_ALRMR_MSK1 (1 << 7) /* Bit 7 : Alarm A seconds mask */ +#define RTC_ALRMR_MNU_SHIFT (8) /* Bits 8-11: Minute units in BCD format. */ +#define RTC_ALRMR_MNU_MASK (15 << RTC_ALRMR_MNU_SHIFT) +#define RTC_ALRMR_MNT_SHIFT (12) /* Bits 12-14: Minute tens in BCD format. */ +#define RTC_ALRMR_MNT_MASK (7 << RTC_ALRMR_MNT_SHIFT) +#define RTC_ALRMR_MSK2 (1 << 15) /* Bit 15 : Alarm A minutes mask */ +#define RTC_ALRMR_HU_SHIFT (16) /* Bits 16-19: Hour units in BCD format. */ +#define RTC_ALRMR_HU_MASK (15 << RTC_ALRMR_HU_SHIFT) +#define RTC_ALRMR_HT_SHIFT (20) /* Bits 20-21: Hour tens in BCD format. */ +#define RTC_ALRMR_HT_MASK (3 << RTC_ALRMR_HT_SHIFT) +#define RTC_ALRMR_PM (1 << 22) /* Bit 22 : AM/PM notation */ +#define RTC_ALRMR_MSK3 (1 << 23) /* Bit 23 : Alarm A hours mask */ +#define RTC_ALRMR_DU_SHIFT (24) /* Bits 24-27: Date units or day in BCD format. */ +#define RTC_ALRMR_DU_MASK (15 << RTC_ALRMR_DU_SHIFT) +#define RTC_ALRMR_DT_SHIFT (28) /* Bits 28-29: Date tens in BCD format. */ +#define RTC_ALRMR_DT_MASK (3 << RTC_ALRMR_DT_SHIFT) +#define RTC_ALRMR_WDSEL (1 << 30) /* Bit 30: Week day selection */ +#define RTC_ALRMR_MSK4 (1 << 31) /* Bit 31: Alarm A date mask */ + +/* RTC write protection register */ + +#define RTC_WPR_MASK (0xff) /* Bits 0-7: Write protection key */ + +/* RTC sub second register */ + +#define RTC_SSR_MASK (0xffff) /* Bits 0-15: Sub second value */ + +/* RTC shift control register */ + +#define RTC_SHIFTR_SUBFS_SHIFT (0) /* Bits 0-14: Subtract a fraction of a second */ +#define RTC_SHIFTR_SUBFS_MASK (0x7ffff << RTC_SHIFTR_SUBFS_SHIFT) +#define RTC_SHIFTR_ADD1S (1 << 31) /* Bit 31: Add one second */ + +/* RTC time stamp time register */ + +#define RTC_TSTR_SU_SHIFT (0) /* Bits 0-3: Second units in BCD format. */ +#define RTC_TSTR_SU_MASK (15 << RTC_TSTR_SU_SHIFT) +#define RTC_TSTR_ST_SHIFT (4) /* Bits 4-6: Second tens in BCD format. */ +#define RTC_TSTR_ST_MASK (7 << RTC_TSTR_ST_SHIFT) +#define RTC_TSTR_MNU_SHIFT (8) /* Bits 8-11: Minute units in BCD format. */ +#define RTC_TSTR_MNU_MASK (15 << RTC_TSTR_MNU_SHIFT) +#define RTC_TSTR_MNT_SHIFT (12) /* Bits 12-14: Minute tens in BCD format. */ +#define RTC_TSTR_MNT_MASK (7 << RTC_TSTR_MNT_SHIFT) +#define RTC_TSTR_HU_SHIFT (16) /* Bits 16-19: Hour units in BCD format. */ +#define RTC_TSTR_HU_MASK (15 << RTC_TSTR_HU_SHIFT) +#define RTC_TSTR_HT_SHIFT (20) /* Bits 20-21: Hour tens in BCD format. */ +#define RTC_TSTR_HT_MASK (3 << RTC_TSTR_HT_SHIFT) +#define RTC_TSTR_PM (1 << 22) /* Bit 22: AM/PM notation */ + +/* RTC time stamp date register */ + +#define RTC_TSDR_DU_SHIFT (0) /* Bit 0-3: Date units in BCD format */ +#define RTC_TSDR_DU_MASK (15 << RTC_TSDR_DU_SHIFT) */ +#define RTC_TSDR_DT_SHIFT (4) /* Bits 4-5: Date tens in BCD format */ +#define RTC_TSDR_DT_MASK (3 << RTC_TSDR_DT_SHIFT) +#define RTC_TSDR_MU_SHIFT (8) /* Bits 8-11: Month units in BCD format */ +#define RTC_TSDR_MU_MASK (xx << RTC_TSDR_MU_SHIFT) +#define RTC_TSDR_MT (1 << 12) /* Bit 12: Month tens in BCD format */ +#define RTC_TSDR_WDU_SHIFT (13) /* Bits 13-15: Week day units */ +#define RTC_TSDR_WDU_MASK (7 << RTC_TSDR_WDU_SHIFT) + +/* RTC timestamp sub second register */ + +#define RTC_TSSSR_MASK (0xffff) /* Bits 0-15: Sub second value */ + +/* RTC calibration register */ + +#define RTC_CALR_ + +/* RTC tamper and alternate function configuration register */ + +#define RTC_TAFCR_CALM_SHIFT (0) /* Bits 0-8: Calibration minus */ +#define RTC_TAFCR_CALM_MASK (0x1ff << RTC_TAFCR_CALM_SHIFT) +#define RTC_TAFCR_CALW16 (1 << 13) /* Bit 13: Use a 16-second calibration cycle period */ +#define RTC_TAFCR_CALW8 (1 << 14) /* Bit 14: Use an 8-second calibration cycle period */ +#define RTC_TAFCR_CALP (1 << 15) /* Bit 15: Increase frequency of RTC by 488.5 ppm */ + +/* RTC alarm A/B sub second register */ + +#define RTC_ALRMSSR_SS_SHIFT (0) /* Bits 0-15: Sub second value */ +#define RTC_ALRMSSR_SS_MASK (0xffff << RTC_ALRMSSR_SS_SHIFT) +#define RTC_ALRMSSR_MASKSS_SHIFT (0) /* Bits 24-27: Mask the most-significant bits starting at this bit */ +#define RTC_ALRMSSR_MASKSS_MASK (0xffff << RTC_ALRMSSR_SS_SHIFT) + +#endif /* __ARCH_ARM_SRC_STM32_CHIP_STM32F40XXX_RTC_H */ |