From 0a76a242861b5a45af8f8ac0f5b960781589026d Mon Sep 17 00:00:00 2001 From: Robin Kreis Date: Mon, 18 May 2015 10:27:54 +0200 Subject: [PATCH] stm32l0: add LPTIM definitions --- include/libopencm3/stm32/l0/timer.h | 211 ++++++++++++++++++++++++++++ include/libopencm3/stm32/timer.h | 2 + 2 files changed, 213 insertions(+) create mode 100644 include/libopencm3/stm32/l0/timer.h diff --git a/include/libopencm3/stm32/l0/timer.h b/include/libopencm3/stm32/l0/timer.h new file mode 100644 index 00000000..ba140a7d --- /dev/null +++ b/include/libopencm3/stm32/l0/timer.h @@ -0,0 +1,211 @@ +/** @defgroup timer_defines Timer Defines + +@brief libopencm3 Defined Constants and Types for the STM32L0xx Timers + +@ingroup STM32L0xx_defines + +@version 1.0.0 + +@date 17 May 2015 + +@author @htmlonly © @endhtmlonly 2015 Robin Kreis + +LGPL License Terms @ref lgpl_license +*/ + +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2015 Robin Kreis + * + * 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 . + */ + +#ifndef LIBOPENCM3_TIMER_H +#define LIBOPENCM3_TIMER_H + +#include + +/* Timer 2/21/22 option register (TIMx_OR) */ + +#define TIM_OR(tim_base) MMIO32(tim_base + 0x50) +#define TIM2_OR TIM_OR(TIM2) +#define TIM21_OR TIM_OR(TIM21) +#define TIM22_OR TIM_OR(TIM22) + +#define TIM2_OR_ETR_RMP_SHIFT 0 +#define TIM2_OR_ETR_RMP (7 << TIM2_OR_ETR_RMP_SHIFT) +#define TIM2_OR_ETR_RMP_GPIO (0 << TIM2_OR_ETR_RMP_SHIFT) +#define TIM2_OR_ETR_RMP_HSI48 (4 << TIM2_OR_ETR_RMP_SHIFT) +#define TIM2_OR_ETR_RMP_LSE (5 << TIM2_OR_ETR_RMP_SHIFT) +#define TIM2_OR_ETR_RMP_COMP2_OUT (6 << TIM2_OR_ETR_RMP_SHIFT) +#define TIM2_OR_ETR_RMP_COMP1_OUT (7 << TIM2_OR_ETR_RMP_SHIFT) + +#define TIM2_OR_TI4_RMP_SHIFT 3 +#define TIM2_OR_TI4_RMP (3 << TIM2_OR_TI4_RMP_SHIFT) +#define TIM2_OR_TI4_RMP_GPIO (0 << TIM2_OR_TI4_RMP_GPIO) +#define TIM2_OR_TI4_RMP_COMP2_OUT (1 << TIM2_OR_TI4_RMP_GPIO) +#define TIM2_OR_TI4_RMP_COMP1_OUT (2 << TIM2_OR_TI4_RMP_GPIO) + +#define TIM21_OR_ETR_RMP_SHIFT 0 +#define TIM21_OR_ETR_RMP (3 << TIM21_OR_ETR_RMP_SHIFT) +#define TIM21_OR_ETR_RMP_GPIO (0 << TIM21_OR_ETR_RMP_SHIFT) +#define TIM21_OR_ETR_RMP_COMP2_OUT (1 << TIM21_OR_ETR_RMP_SHIFT) +#define TIM21_OR_ETR_RMP_COMP1_OUT (2 << TIM21_OR_ETR_RMP_SHIFT) +#define TIM21_OR_ETR_RMP_LSE (3 << TIM21_OR_ETR_RMP_SHIFT) + +#define TIM21_OR_TI1_RMP_SHIFT 2 +#define TIM21_OR_TI1_RMP (7 << TIM21_OR_TI1_RMP_SHIFT) +#define TIM21_OR_TI1_RMP_GPIO (0 << TIM21_OR_TI1_RMP_SHIFT) +#define TIM21_OR_TI1_RMP_RTC_WAKEUP (1 << TIM21_OR_TI1_RMP_SHIFT) +#define TIM21_OR_TI1_RMP_HSE_RTC (2 << TIM21_OR_TI1_RMP_SHIFT) +#define TIM21_OR_TI1_RMP_MSI (3 << TIM21_OR_TI1_RMP_SHIFT) +#define TIM21_OR_TI1_RMP_LSE (4 << TIM21_OR_TI1_RMP_SHIFT) +#define TIM21_OR_TI1_RMP_LSI (5 << TIM21_OR_TI1_RMP_SHIFT) +#define TIM21_OR_TI1_RMP_COMP1_OUT (6 << TIM21_OR_TI1_RMP_SHIFT) +#define TIM21_OR_TI1_RMP_MCO (7 << TIM21_OR_TI1_RMP_SHIFT) + +#define TIM21_OR_TI2_RMP_SHIFT 5 +#define TIM21_OR_TI2_RMP (1 << TIM21_OR_TI2_RMP_SHIFT) +#define TIM21_OR_TI2_RMP_GPIO (0 << TIM21_OR_TI2_RMP_SHIFT) +#define TIM21_OR_TI2_RMP_COMP2_OUT (1 << TIM21_OR_TI2_RMP_SHIFT) + +#define TIM22_OR_ETR_RMP_SHIFT 0 +#define TIM22_OR_ETR_RMP (3 << TIM22_OR_ETR_RMP_SHIFT) +#define TIM22_OR_ETR_GPIO (0 << TIM22_OR_ETR_RMP_SHIFT) +#define TIM22_OR_ETR_COMP2_OUT (1 << TIM22_OR_ETR_RMP_SHIFT) +#define TIM22_OR_ETR_COMP1_OUT (2 << TIM22_OR_ETR_RMP_SHIFT) +#define TIM22_OR_ETR_LSE (3 << TIM22_OR_ETR_RMP_SHIFT) + +#define TIM22_OR_TI1_RMP_SHIFT 2 +#define TIM22_OR_TI1_RMP (3 << TIM22_OR_TI1_RMP_SHIFT) +#define TIM22_OR_TI1_RMP_GPIO (0 << TIM22_OR_TI1_RMP_SHIFT) +#define TIM22_OR_TI1_RMP_COMP2_OUT (1 << TIM22_OR_TI1_RMP_SHIFT) +#define TIM22_OR_TI1_RMP_COMP1_OUT (2 << TIM22_OR_TI1_RMP_SHIFT) + +/* --- LPTIM (low power timer) ------------------------------------------- */ + +#define LPTIM_ISR(tim_base) MMIO32(tim_base + 0x00) +#define LPTIM_ICR(tim_base) MMIO32(tim_base + 0x04) +#define LPTIM_IER(tim_base) MMIO32(tim_base + 0x08) +#define LPTIM_CFGR(tim_base) MMIO32(tim_base + 0x0C) +#define LPTIM_CR(tim_base) MMIO32(tim_base + 0x10) +#define LPTIM_CMP(tim_base) MMIO32(tim_base + 0x14) +#define LPTIM_ARR(tim_base) MMIO32(tim_base + 0x18) +#define LPTIM_CNT(tim_base) MMIO32(tim_base + 0x1C) + +#define LPTIM1_ISR LPTIM_ISR(LPTIM1_BASE) +#define LPTIM1_ICR LPTIM_ICR(LPTIM1_BASE) +#define LPTIM1_IER LPTIM_IER(LPTIM1_BASE) +#define LPTIM1_CFGR LPTIM_CFGR(LPTIM1_BASE) +#define LPTIM1_CR LPTIM_CR(LPTIM1_BASE) +#define LPTIM1_CMP LPTIM_CMP(LPTIM1_BASE) +#define LPTIM1_ARR LPTIM_ARR(LPTIM1_BASE) +#define LPTIM1_CNT LPTIM_CNT(LPTIM1_BASE) + +#define LPTIM_ISR_CMPM (1 << 0) +#define LPTIM_ISR_ARRM (1 << 1) +#define LPTIM_ISR_EXTTRIG (1 << 2) +#define LPTIM_ISR_CMPOK (1 << 3) +#define LPTIM_ISR_ARROK (1 << 4) +#define LPTIM_ISR_UP (1 << 5) +#define LPTIM_ISR_DOWN (1 << 6) + +#define LPTIM_ICR_CMPMCF (1 << 0) +#define LPTIM_ICR_ARRMCF (1 << 1) +#define LPTIM_ICR_EXTTRIGCF (1 << 2) +#define LPTIM_ICR_CMPOKCF (1 << 3) +#define LPTIM_ICR_ARROKCF (1 << 4) +#define LPTIM_ICR_UPCF (1 << 5) +#define LPTIM_ICR_DOWNCF (1 << 6) + +#define LPTIM_IER_CMPMIE (1 << 0) +#define LPTIM_IER_ARRMIE (1 << 1) +#define LPTIM_IER_EXTTRIGIE (1 << 2) +#define LPTIM_IER_CMPOKIE (1 << 3) +#define LPTIM_IER_ARROKIE (1 << 4) +#define LPTIM_IER_UPIE (1 << 5) +#define LPTIM_IER_DOWNIE (1 << 6) + +#define LPTIM_CFGR_CKSEL (1 << 0) + +#define LPTIM_CFGR_CKPOL_SHIFT 1 +#define LPTIM_CFGR_CKPOL (3 << LPTIM_CFGR_CKPOL_SHIFT) +#define LPTIM_CFGR_CKPOL_RISING (0 << LPTIM_CFGR_CKPOL_SHIFT) +#define LPTIM_CFGR_CKPOL_FALLING (1 << LPTIM_CFGR_CKPOL_SHIFT) +#define LPTIM_CFGR_CKPOL_BOTH (2 << LPTIM_CFGR_CKPOL_SHIFT) +#define LPTIM_CFGR_CKPOL_ENC_1 (0 << LPTIM_CFGR_CKPOL_SHIFT) +#define LPTIM_CFGR_CKPOL_ENC_2 (1 << LPTIM_CFGR_CKPOL_SHIFT) +#define LPTIM_CFGR_CKPOL_ENC_3 (2 << LPTIM_CFGR_CKPOL_SHIFT) + +#define LPTIM_CFGR_CKFLT_SHIFT 3 +#define LPTIM_CFGR_CKFLT (3 << LPTIM_CFGR_CKFLT_SHIFT) +#define LPTIM_CFGR_CKFLT_2 (1 << LPTIM_CFGR_CKFLT_SHIFT) +#define LPTIM_CFGR_CKFLT_4 (2 << LPTIM_CFGR_CKFLT_SHIFT) +#define LPTIM_CFGR_CKFLT_8 (3 << LPTIM_CFGR_CKFLT_SHIFT) + +#define LPTIM_CFGR_TRGFLT_SHIFT 6 +#define LPTIM_CFGR_TRGFLT (3 << LPTIM_CFGR_TRGFLT_SHIFT) +#define LPTIM_CFGR_TRGFLT_2 (1 << LPTIM_CFGR_TRGFLT_SHIFT) +#define LPTIM_CFGR_TRGFLT_4 (2 << LPTIM_CFGR_TRGFLT_SHIFT) +#define LPTIM_CFGR_TRGFLT_8 (3 << LPTIM_CFGR_TRGFLT_SHIFT) + +#define LPTIM_CFGR_PRESC_SHIFT 9 +#define LPTIM_CFGR_PRESC (7 << LPTIM_CFGR_PRESC_SHIFT) +#define LPTIM_CFGR_PRESC_1 (0 << LPTIM_CFGR_PRESC_SHIFT) +#define LPTIM_CFGR_PRESC_2 (1 << LPTIM_CFGR_PRESC_SHIFT) +#define LPTIM_CFGR_PRESC_4 (2 << LPTIM_CFGR_PRESC_SHIFT) +#define LPTIM_CFGR_PRESC_8 (3 << LPTIM_CFGR_PRESC_SHIFT) +#define LPTIM_CFGR_PRESC_16 (4 << LPTIM_CFGR_PRESC_SHIFT) +#define LPTIM_CFGR_PRESC_32 (5 << LPTIM_CFGR_PRESC_SHIFT) +#define LPTIM_CFGR_PRESC_64 (6 << LPTIM_CFGR_PRESC_SHIFT) +#define LPTIM_CFGR_PRESC_128 (7 << LPTIM_CFGR_PRESC_SHIFT) + +#define LPTIM_CFGR_TRIGSEL_SHIFT 13 +#define LPTIM_CFGR_TRIGSEL (7 << LPTIM_CFGR_TRIGSEL_SHIFT) +#define LPTIM_CFGR_TRIGSEL_EXT_TRIG0 (0 << LPTIM_CFGR_TRIGSEL_SHIFT) +#define LPTIM_CFGR_TRIGSEL_EXT_TRIG1 (1 << LPTIM_CFGR_TRIGSEL_SHIFT) +#define LPTIM_CFGR_TRIGSEL_EXT_TRIG2 (2 << LPTIM_CFGR_TRIGSEL_SHIFT) +#define LPTIM_CFGR_TRIGSEL_EXT_TRIG3 (3 << LPTIM_CFGR_TRIGSEL_SHIFT) +#define LPTIM_CFGR_TRIGSEL_EXT_TRIG4 (4 << LPTIM_CFGR_TRIGSEL_SHIFT) +/* 5 is reserved */ +#define LPTIM_CFGR_TRIGSEL_EXT_TRIG6 (6 << LPTIM_CFGR_TRIGSEL_SHIFT) +#define LPTIM_CFGR_TRIGSEL_EXT_TRIG7 (7 << LPTIM_CFGR_TRIGSEL_SHIFT) + +#define LPTIM_CFGR_TRIGEN_SHIFT 17 +#define LPTIM_CFGR_TRIGEN (3 << LPTIM_CFGR_TRIGEN_SHIFT) +#define LPTIM_CFGR_TRIGEN_SW (0 << LPTIM_CFGR_TRIGEN_SHIFT) +#define LPTIM_CFGR_TRIGEN_RISING (1 << LPTIM_CFGR_TRIGEN_SHIFT) +#define LPTIM_CFGR_TRIGEN_FALLING (2 << LPTIM_CFGR_TRIGEN_SHIFT) +#define LPTIM_CFGR_TRIGEN_BOTH (3 << LPTIM_CFGR_TRIGEN_SHIFT) + +#define LPTIM_CFGR_TIMOUT (1 << 19) + +#define LPTIM_CFGR_WAVE (1 << 20) + +#define LPTIM_CFGR_WAVPOL (1 << 21) + +#define LPTIM_CFGR_PRELOAD (1 << 22) + +#define LPTIM_CFGR_COUNTMODE (1 << 23) + +#define LPTIM_CFGR_ENC (1 << 24) + +#define LPTIM_CR_ENABLE (1 << 0) + +#define LPTIM_CR_SNGSTRT (1 << 1) + +#define LPTIM_CR_CNTSTRT (1 << 2) + +#endif diff --git a/include/libopencm3/stm32/timer.h b/include/libopencm3/stm32/timer.h index 96f9985b..f16d1085 100644 --- a/include/libopencm3/stm32/timer.h +++ b/include/libopencm3/stm32/timer.h @@ -32,6 +32,8 @@ # include #elif defined(STM32F4) # include +#elif defined(STM32L0) +# include #elif defined(STM32L1) # include #else