nuttx/boards/arm/stm32/stm32vldiscovery/include/board.h
Alin Jerpelea c481a5b7ac boards: stm32: update licenses to Apache
Gregory Nutt is the copyright holder for those files and he has submitted the
SGA as a result we can migrate the licenses to Apache.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2021-08-16 07:11:32 -07:00

136 lines
4.9 KiB
C

/****************************************************************************
* boards/arm/stm32/stm32vldiscovery/include/board.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __BOARDS_ARM_STM32_STM32VLDISCOVERY_INCLUDE_BOARD_H
#define __BOARDS_ARM_STM32_STM32VLDISCOVERY_INCLUDE_BOARD_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#ifndef __ASSEMBLY__
# include <stdint.h>
#endif
#include "stm32_rcc.h"
#include "stm32.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Clocking *****************************************************************/
/* On-board crystal frequency is 8MHz (HSE) */
#define STM32_BOARD_XTAL 8000000ul
/* PLL source is HSE / 1,
* PLL multiplier is 3: PLL output frequency is 8MHz (XTAL) x 3 = 24MHz
*/
#define STM32_CFGR2_PREDIV1 RCC_CFGR2_PREDIV1d1
#define STM32_CFGR_PLLSRC RCC_CFGR_PLLSRC
#define STM32_CFGR_PLLXTPRE 0
#define STM32_CFGR_PLLMUL RCC_CFGR_PLLMUL_CLKx3
#define STM32_PLL_FREQUENCY (3 * STM32_BOARD_XTAL)
/* Use the PLL and set the SYSCLK source to be the PLL */
#define STM32_SYSCLK_SW RCC_CFGR_SW_PLL
#define STM32_SYSCLK_SWS RCC_CFGR_SWS_PLL
#define STM32_SYSCLK_FREQUENCY STM32_PLL_FREQUENCY
/* AHB clock (HCLK) is SYSCLK (24MHz) */
#define STM32_RCC_CFGR_HPRE RCC_CFGR_HPRE_SYSCLK
#define STM32_HCLK_FREQUENCY STM32_PLL_FREQUENCY
/* APB2 clock (PCLK2) is HCLK (24MHz) */
#define STM32_RCC_CFGR_PPRE2 RCC_CFGR_PPRE2_HCLK
#define STM32_PCLK2_FREQUENCY STM32_HCLK_FREQUENCY
/* APB2 timers (1, 15-17) will receive PCLK2. */
#define STM32_APB2_TIM1_CLKIN STM32_PCLK2_FREQUENCY
#define STM32_APB2_TIM15_CLKIN STM32_PCLK2_FREQUENCY
#define STM32_APB2_TIM16_CLKIN STM32_PCLK2_FREQUENCY
#define STM32_APB2_TIM17_CLKIN STM32_PCLK2_FREQUENCY
/* APB1 clock (PCLK1) is HCLK (24MHz) */
#define STM32_RCC_CFGR_PPRE1 RCC_CFGR_PPRE1_HCLK
#define STM32_PCLK1_FREQUENCY STM32_HCLK_FREQUENCY
/* APB1 timers (2-7, 12-14) will receive PCLK1. */
#define STM32_APB1_TIM2_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM3_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM4_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM5_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM6_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM7_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM12_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM13_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM14_CLKIN STM32_PCLK1_FREQUENCY
/* Timer Frequencies, if APBx is set to 1, frequency is same to APBx
* otherwise frequency is 2xAPBx.
* Note: TIM1,15-17 are on APB2, others on APB1
*/
#define BOARD_TIM1_FREQUENCY STM32_HCLK_FREQUENCY
#define BOARD_TIM2_FREQUENCY STM32_HCLK_FREQUENCY
#define BOARD_TIM3_FREQUENCY STM32_HCLK_FREQUENCY
#define BOARD_TIM4_FREQUENCY STM32_HCLK_FREQUENCY
#define BOARD_TIM5_FREQUENCY STM32_HCLK_FREQUENCY
#define BOARD_TIM6_FREQUENCY STM32_HCLK_FREQUENCY
#define BOARD_TIM7_FREQUENCY STM32_HCLK_FREQUENCY
#define BOARD_TIM8_FREQUENCY STM32_HCLK_FREQUENCY
/* LED definitions **********************************************************/
/* It is assumed that a generic board has 1 LED. Thus only two different
* states can be shown. Statuses defined as "1" will light the LED, the
* ones defined as "0" will turn the LED off.
*/
#define LED_STARTED 1
#define LED_HEAPALLOCATE 1
#define LED_IRQSENABLED 1
#define LED_STACKCREATED 1
#define LED_INIRQ 1
#define LED_SIGNAL 1
#define LED_ASSERTION 0
#define LED_PANIC 0
/* Button definitions *******************************************************/
/* It is assumed that a generic board has 1 button. */
#define BUTTON_0 0
#define NUM_BUTTONS 1
#define BUTTON_0_BIT (1 << BUTTON_0)
#endif /* __BOARDS_ARM_STM32_STM32VLDISCOVERY_INCLUDE_BOARD_H */