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/************************************************************************************
* configs/stm3210e_eval/src/stm3210e_internal.h
* arch/arm/src/board/stm3210e_internal.n
*
* Copyright (C) 2009 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 __CONFIGS_STM3210E_EVAL_SRC_STM3210E_INTERNAL_H
#define __CONFIGS_STM3210E_EVAL_SRC_STM3210E_INTERNAL_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <stdint.h>
/************************************************************************************
* Definitions
************************************************************************************/
/* How many SPI modules does this chip support? Most support 2 SPI modules (others
* may support more -- in such case, the following must be expanded).
*/
#if STM32_NSPI < 1
# undef CONFIG_STM32_SPI1
# undef CONFIG_STM32_SPI2
#elif STM32_NSPI < 2
# undef CONFIG_STM32_SPI2
#endif
/* STM3210E-EVAL GPIOs **************************************************************/
/* LEDs */
#define GPIO_LED1 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_CLEAR|GPIO_PORTF|GPIO_PIN6)
#define GPIO_LED2 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_CLEAR|GPIO_PORTF|GPIO_PIN7)
#define GPIO_LED3 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_CLEAR|GPIO_PORTF|GPIO_PIN8)
#define GPIO_LED4 (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_CLEAR|GPIO_PORTF|GPIO_PIN9)
/* BUTTONS -- NOTE that some have EXTI interrupts configured */
#define MIN_IRQBUTTON BUTTON_KEY
#define MAX_IRQBUTTON JOYSTICK_UP
#define NUM_IRQBUTTONS (JOYSTICK_UP - BUTTON_KEY + 1)
#define GPIO_BTN_WAKEUP (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|\
GPIO_PORTA|GPIO_PIN0)
#define GPIO_BTN_TAMPER (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|\
GPIO_PORTC|GPIO_PIN13)
#define GPIO_BTN_KEY (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|\
GPIO_EXTI|GPIO_PORTG|GPIO_PIN8)
#define GPIO_JOY_SEL (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|\
GPIO_EXTI|GPIO_PORTG|GPIO_PIN7)
#define GPIO_JOY_DOWN (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|\
GPIO_EXTI|GPIO_PORTD|GPIO_PIN3)
#define GPIO_JOY_LEFT (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|\
GPIO_EXTI|GPIO_PORTG|GPIO_PIN14)
#define GPIO_JOY_RIGHT (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|\
GPIO_EXTI|GPIO_PORTG|GPIO_PIN13)
#define GPIO_JOY_UP (GPIO_INPUT|GPIO_CNF_INFLOAT|GPIO_MODE_INPUT|\
GPIO_EXTI|GPIO_PORTG|GPIO_PIN15)
/* SPI FLASH chip select: PA.4 */
#define GPIO_FLASH_CS (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN2)
/* Backlight control: PA.8
*
* If CONFIG_LCD_TIM1 (and CONFIG_STM32_TIM1) is defined, PA.8 will be
* configured as CH1OUT for variable backlight control. Otherwise, the
* following definition will be used to support a discrete backlight control.
*/
#define GPIO_LCD_BACKLIGHT (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
GPIO_OUTPUT_CLEAR|GPIO_PORTA|GPIO_PIN8)
/* USB Soft Connect Pullup: PB.14 */
#define GPIO_USB_PULLUP (GPIO_OUTPUT|GPIO_CNF_OUTOD|GPIO_MODE_50MHz|\
GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN14)
/* LM-75 Temperature Sensor: PB.5 */
#define GPIO_LM75_OSINT (GPIO_INPUT|GPIO_CNF_INPULLUP|GPIO_MODE_10MHz|\
GPIO_EXTI|GPIO_PORTB|GPIO_PIN5)
/************************************************************************************
* Public Types
************************************************************************************/
/* GPIO settings that will be altered when external memory is selected */
struct extmem_save_s
{
uint32_t gpiod_crl;
uint32_t gpiod_crh;
uint32_t gpioe_crl;
uint32_t gpioe_crh;
uint32_t gpiof_crl;
uint32_t gpiof_crh;
uint32_t gpiog_crl;
uint32_t gpiog_crh;
};
/************************************************************************************
* Public data
************************************************************************************/
#ifndef __ASSEMBLY__
/* GPIO configurations common to SRAM and NOR Flash */
#define NCOMMON_CONFIG 37
extern const uint16_t g_commonconfig[NCOMMON_CONFIG];
/************************************************************************************
* Public Functions
************************************************************************************/
/************************************************************************************
* Name: stm32_spiinitialize
*
* Description:
* Called to configure SPI chip select GPIO pins for the STM3210E-EVAL board.
*
************************************************************************************/
extern void weak_function stm32_spiinitialize(void);
/************************************************************************************
* Name: stm32_usbinitialize
*
* Description:
* Called to setup USB-related GPIO pins for the STM3210E-EVAL board.
*
************************************************************************************/
extern void weak_function stm32_usbinitialize(void);
/************************************************************************************
* Name: stm32_extcontextsave
*
* Description:
* Save current GPIOs that will used by external memory configurations
*
************************************************************************************/
#ifdef CONFIG_STM32_FSMC
extern void stm32_extcontextsave(struct extmem_save_s *save);
/************************************************************************************
* Name: stm32_extcontextrestore
*
* Description:
* Restore GPIOs that were used by external memory configurations
*
************************************************************************************/
extern void stm32_extcontextrestore(struct extmem_save_s *restore);
/************************************************************************************
* Name: stm32_extmemgpios
*
* Description:
* Initialize GPIOs for NOR or SRAM
*
************************************************************************************/
extern void stm32_extmemgpios(const uint16_t *gpios, int ngpios);
/************************************************************************************
* Name: stm32_enablefsmc
*
* Description:
* enable clocking to the FSMC module
*
************************************************************************************/
extern void stm32_enablefsmc(void);
/************************************************************************************
* Name: stm32_disablefsmc
*
* Description:
* enable clocking to the FSMC module
*
************************************************************************************/
extern void stm32_disablefsmc(void);
/************************************************************************************
* Name: stm32_selectnor
*
* Description:
* Initialize to access NOR flash
*
************************************************************************************/
extern void stm32_selectnor(void);
/************************************************************************************
* Name: stm32_deselectnor
*
* Description:
* Disable NOR FLASH
*
************************************************************************************/
extern void stm32_deselectnor(void);
/************************************************************************************
* Name: stm32_selectsram
*
* Description:
* Initialize to access external SRAM
*
************************************************************************************/
extern void stm32_selectsram(void);
/************************************************************************************
* Name: stm32_deselectsram
*
* Description:
* Disable external SRAM
*
************************************************************************************/
extern void stm32_deselectsram(void);
/************************************************************************************
* Name: stm32_selectlcd
*
* Description:
* Initialize to the LCD
*
************************************************************************************/
extern void stm32_selectlcd(void);
/************************************************************************************
* Name: stm32_deselectlcd
*
* Description:
* Disable the LCD
*
************************************************************************************/
extern void stm32_deselectlcd(void);
#endif /* CONFIG_STM32_FSMC */
#endif /* __ASSEMBLY__ */
#endif /* __CONFIGS_STM3210E_EVAL_SRC_STM3210E_INTERNAL_H */
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