143 lines
6.4 KiB
C
143 lines
6.4 KiB
C
/****************************************************************************************************
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* configs/stm3240g_eval/src/stm3240g_internal.h
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* arch/arm/src/board/stm3240g_internal.n
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*
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* Copyright (C) 2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************************************/
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#ifndef __CONFIGS_STM3240G_EVAL_SRC_STM3240G_INTERNAL_H
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#define __CONFIGS_STM3240G_EVAL_SRC_STM3240G_INTERNAL_H
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/****************************************************************************************************
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* Included Files
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****************************************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/compiler.h>
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#include <stdint.h>
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/****************************************************************************************************
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* Definitions
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****************************************************************************************************/
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/* How many SPI modules does this chip support? */
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#if STM32_NSPI < 1
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# undef CONFIG_STM32_SPI1
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# undef CONFIG_STM32_SPI2
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# undef CONFIG_STM32_SPI3
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#elif STM32_NSPI < 2
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# undef CONFIG_STM32_SPI2
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# undef CONFIG_STM32_SPI3
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#elif STM32_NSPI < 3
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# undef CONFIG_STM32_SPI3
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#endif
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/* STM3240G-EVAL GPIOs ******************************************************************************/
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/* LEDs */
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#define GPIO_LED1 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTG|GPIO_PIN6)
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#define GPIO_LED2 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTG|GPIO_PIN8)
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#define GPIO_LED3 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTI|GPIO_PIN9)
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#define GPIO_LED4 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTC|GPIO_PIN7)
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/* BUTTONS -- NOTE that all have EXTI interrupts configured */
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#define MIN_IRQBUTTON BUTTON_WAKEUP
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#define MAX_IRQBUTTON BUTTON_USER
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#define NUM_IRQBUTTONS (BUTTON_USER - BUTTON_WAKEUP + 1)
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#define GPIO_BTN_WAKEUP (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTA|GPIO_PIN0)
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#define GPIO_BTN_TAMPER (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTC|GPIO_PIN13)
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#define GPIO_BTN_USER (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTG|GPIO_PIN15)
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/* PWM
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*
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* The STM3240G-Eval has no real on-board PWM devices, but the board can be configured to output
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* a pulse train using TIM4 CH2. This pin is used by FSMC is connect to CN5 just for this
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* purpose:
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*
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* PD13 FSMC_A18 / MC_TIM4_CH2 pin 33 (EnB)
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*
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* FSMC must be disabled in this case!
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*/
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#define STM3240G_EVAL_PWMTIMER 4
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#define STM3240G_EVAL_PWMCHANNEL 2
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/****************************************************************************************************
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* Public Types
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****************************************************************************************************/
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/* GPIO settings that will be altered when external memory is selected:
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*
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* ----- ------- -------- ------------ ------- ------------ -------- ----------- -------- -------------
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* PB7: FSMC NL PD0-1: FSMC D2-D3 PE0: FSMC NBL0 PF0-5: FSMC A0-A5 PG0-5: FSMC A10-A15
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* PD3: FSMC CLK PE1: FSMC BLN1 PF6: FSMC NIORD PG6-7: FSMC INT2-3
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* PD4: FSMC NOE PE2: FSMC A23 PF7: FSMC NREG PG9: FSMC NCE3
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* PD5: FSMC NWE PE3-6: FSMC A19-A22 PF8: FSMC NIOWR PG9-10: FSMC NE2-3
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* PD6: FSMC NWAIT PE7-15: FSMC D4-D12 PF9: FSMC CD PG10: FSMC NCE4 (1)
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* PD7: FSMC NE1 PF10: FSMC INTR PG11: FSMC NCE4 (2)
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* PD7: FSMC NCE2 PF12-15: FSMC A6-A9 PG12: FSMC NE4
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* PD8-10: FSMC D13-D15 PG13-14: FSMC A24-A25
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* PD11-13: FSMC_A16-A18
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* PD14-15: FSMC D0-D1
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*/
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/****************************************************************************************************
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* Public data
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****************************************************************************************************/
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#ifndef __ASSEMBLY__
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/****************************************************************************************************
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* Public Functions
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****************************************************************************************************/
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/****************************************************************************************************
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* Name: stm32_spiinitialize
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*
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* Description:
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* Called to configure SPI chip select GPIO pins for the STM3240G-EVAL board.
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*
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****************************************************************************************************/
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extern void weak_function stm32_spiinitialize(void);
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#endif /* __ASSEMBLY__ */
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#endif /* __CONFIGS_STM3240G_EVAL_SRC_STM3240G_INTERNAL_H */
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