Add support for the MikroElektronika Mikromedia for STM32F4 development board. From Ken Petit

1 files changed, 170 insertions, 0 deletions

diff --git a/nuttx/configs/mikroe-stm32f4/src/mikroe-stm32f4-internal.h b/nuttx/configs/mikroe-stm32f4/src/mikroe-stm32f4-internal.h
new file mode 100644
index 000000000..a43d52d51
--- /dev/null
+++ b/nuttx/configs/mikroe-stm32f4/src/mikroe-stm32f4-internal.h
@@ -0,0 +1,170 @@
+/****************************************************************************************************
+ * configs/mikroe-stm32f4/src/mikroe-stm32f4-internal.h
+ * arch/arm/src/board/mikroe-stm32f4-internal.n
+ *
+ *   Copyright (C) 2011-2012 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_MIKROE_STM32F4_SRC_MIKROE_STM32F4_INTERNAL_H
+#define __CONFIGS_MIKROE_STM32F4_SRC_MIKROE_STM32F4_INTERNAL_H
+
+/****************************************************************************************************
+ * Included Files
+ ****************************************************************************************************/
+
+#include <nuttx/config.h>
+#include <nuttx/compiler.h>
+#include <stdint.h>
+
+/****************************************************************************************************
+ * Definitions
+ ****************************************************************************************************/
+/* Configuration ************************************************************************************/
+/* How many SPI modules does this chip support? */
+
+#if STM32_NSPI < 1
+#  undef CONFIG_STM32_SPI1
+#  undef CONFIG_STM32_SPI2
+#  undef CONFIG_STM32_SPI3
+#elif STM32_NSPI < 2
+#  undef CONFIG_STM32_SPI2
+#  undef CONFIG_STM32_SPI3
+#elif STM32_NSPI < 3
+#  undef CONFIG_STM32_SPI3
+#endif
+
+/* Mikroe STM32F4 GPIOs **************************************************************************/
+/* LEDs - There are no user LEDs on this board unless you add some manually. */
+
+#define GPIO_LED1       (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
+                         GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN12)
+
+/* BUTTONS -- NOTE that all have EXTI interrupts configured */
+/* There are no user buttons on this board unless you add some externally. */
+
+#define MIN_IRQBUTTON   BUTTON_USER
+#define MAX_IRQBUTTON   BUTTON_USER
+#define NUM_IRQBUTTONS  1
+
+#define GPIO_BTN_USER   (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTA|GPIO_PIN0)
+
+/* PWM
+ *
+ * The Mikroe-STM32F4 has no real on-board PWM devices, but the board can be
+ * configured to output a pulse train using TIM4 CH2 on PD13.
+ */
+
+#define STM32F4DISCOVERY_PWMTIMER   4
+#define STM32F4DISCOVERY_PWMCHANNEL 2
+
+/* SPI chip selects */
+
+#define GPIO_CS_MMCSD   (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
+                         GPIO_OUTPUT_SET|GPIO_PORTD|GPIO_PIN3)
+#define GPIO_CS_FLASH   (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
+                         GPIO_OUTPUT_SET|GPIO_PORTD|GPIO_PIN7)
+#define GPIO_CS_MP3     (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
+                         GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN8)
+#define GPIO_CS_EXP_SPI3 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|\
+                         GPIO_OUTPUT_SET|GPIO_PORTD|GPIO_PIN0)
+#define GPIO_SD_CD      (GPIO_INPUT|GPIO_PORTD|GPIO_PIN15)
+
+/* USB OTG FS 
+ *
+ * PA9  OTG_FS_VBUS VBUS sensing (also connected to the green LED)
+ * PC0  OTG_FS_PowerSwitchOn
+ * PD5  OTG_FS_Overcurrent
+ */
+
+#define GPIO_OTGFS_VBUS (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_OPENDRAIN|GPIO_PORTA|GPIO_PIN9)
+#define GPIO_OTGFS_PWRON (GPIO_OUTPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTC|GPIO_PIN0)
+
+#ifdef CONFIG_USBHOST
+#  define GPIO_OTGFS_OVER  (GPIO_INPUT|GPIO_EXTI|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTD|GPIO_PIN5)
+
+#else
+#  define GPIO_OTGFS_OVER  (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTD|GPIO_PIN5)
+#endif
+
+/****************************************************************************************************
+ * Public Types
+ ****************************************************************************************************/
+
+/****************************************************************************************************
+ * Public data
+ ****************************************************************************************************/
+
+#ifndef __ASSEMBLY__
+
+/****************************************************************************************************
+ * Public Functions
+ ****************************************************************************************************/
+
+/****************************************************************************************************
+ * Name: stm32_spiinitialize
+ *
+ * Description:
+ *   Called to configure SPI chip select GPIO pins for the mikroe-stm32f4 board.
+ *
+ ****************************************************************************************************/
+
+void weak_function stm32_spiinitialize(void);
+
+/****************************************************************************************************
+ * Name: stm32_usbinitialize
+ *
+ * Description:
+ *   Called from stm32_usbinitialize very early in inialization to setup USB-related
+ *   GPIO pins for the Mikroe-stm32f4 board.
+ *
+ ****************************************************************************************************/
+
+#ifdef CONFIG_STM32_OTGFS
+void weak_function stm32_usbinitialize(void);
+#endif
+
+/****************************************************************************************************
+ * Name: stm32_usbhost_initialize
+ *
+ * Description:
+ *   Called at application startup time to initialize the USB host functionality. This function will
+ *   start a thread that will monitor for device connection/disconnection events.
+ *
+ ****************************************************************************************************/
+
+#if defined(CONFIG_STM32_OTGFS) && defined(CONFIG_USBHOST)
+#error "The Mikroe-STM32F4 board does not support HOST OTG, only device!"
+#endif
+
+#endif /* __ASSEMBLY__ */
+#endif /* __CONFIGS_MIKROE_STM32F4_SRC_MIKROE_STM32F4_INTERNAL_H */
+