Nucleo F401RE: Remove PX4 cruft that can in with the port

configs/nucleo-f401re/nsh/Make.defs

@@ -37,28 +37,6 @@ include ${TOPDIR}/.config
 include ${TOPDIR}/tools/Config.mk
 include ${TOPDIR}/arch/arm/src/armv7-m/Toolchain.defs
 
-CC = $(CROSSDEV)gcc
-CXX = $(CROSSDEV)g++
-CPP = $(CROSSDEV)gcc -E
-LD = $(CROSSDEV)ld
-AR = $(CROSSDEV)ar rcs
-NM = $(CROSSDEV)nm
-OBJCOPY = $(CROSSDEV)objcopy
-OBJDUMP = $(CROSSDEV)objdump
-
-ARCHCPUFLAGS = -mcpu=cortex-m4 \
-    -mthumb \
-    -march=armv7e-m \
-    -mfpu=fpv4-sp-d16 \
-    -mfloat-abi=hard
-
-# Pull in *just* libm from the toolchain ... this is grody
-
-LIBM = "${shell $(CC) $(ARCHCPUFLAGS) -print-file-name=libm.a}"
-EXTRA_LIBS += $(LIBM)
-
-# Use our linker script
-
 LDSCRIPT = ld.script
 
 ifeq ($(WINTOOL),y)
@@ -70,98 +48,61 @@ ifeq ($(WINTOOL),y)
   ARCHXXINCLUDES = -I. -isystem "${shell cygpath -w $(TOPDIR)/include}" -isystem "${shell cygpath -w $(TOPDIR)/include/cxx}"
   ARCHSCRIPT = -T "${shell cygpath -w $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/$(LDSCRIPT)}"
 else
-  ifeq ($(PX4_WINTOOL),y)
+  # Linux/Cygwin-native toolchain
-    # Windows-native toolchains (MSYS)
+  MKDEP = $(TOPDIR)/tools/mkdeps.sh
-    DIRLINK = $(TOPDIR)/tools/copydir.sh
+  ARCHINCLUDES = -I. -isystem $(TOPDIR)/include
-    DIRUNLINK = $(TOPDIR)/tools/unlink.sh
+  ARCHXXINCLUDES = -I. -isystem $(TOPDIR)/include -isystem $(TOPDIR)/include/cxx
-    MKDEP = $(TOPDIR)/tools/mknulldeps.sh
+  ARCHSCRIPT = -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/$(LDSCRIPT)
-    ARCHINCLUDES = -I. -isystem $(TOPDIR)/include
-    ARCHXXINCLUDES = -I. -isystem $(TOPDIR)/include -isystem $(TOPDIR)/include/cxx
-    ARCHSCRIPT = -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/$(LDSCRIPT)
-  else
-    # Linux/Cygwin-native toolchain 
-    MKDEP = $(TOPDIR)/tools/mkdeps.sh
-    ARCHINCLUDES = -I. -isystem $(TOPDIR)/include
-    ARCHXXINCLUDES = -I. -isystem $(TOPDIR)/include -isystem $(TOPDIR)/include/cxx
-    ARCHSCRIPT = -T$(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/$(LDSCRIPT)
-  endif
 endif
 
-# Tool versions
+CC = $(CROSSDEV)gcc
+CXX = $(CROSSDEV)g++
+CPP = $(CROSSDEV)gcc -E
+LD = $(CROSSDEV)ld
+AR = $(ARCROSSDEV)ar rcs
+NM = $(ARCROSSDEV)nm
+OBJCOPY = $(CROSSDEV)objcopy
+OBJDUMP = $(CROSSDEV)objdump
 
 ARCHCCVERSION = ${shell $(CC) -v 2>&1 | sed -n '/^gcc version/p' | sed -e 's/^gcc version \([0-9\.]\)/\1/g' -e 's/[-\ ].*//g' -e '1q'}
 ARCHCCMAJOR = ${shell echo $(ARCHCCVERSION) | cut -d'.' -f1}
 
-# Optimization flags
+ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
-
+  ARCHOPTIMIZATION = -g
-ARCHOPTIMIZATION = $(MAXOPTIMIZATION) \
-    -fno-strict-aliasing \
-    -fno-strength-reduce \
-    -fomit-frame-pointer \
-    -funsafe-math-optimizations \
-    -fno-builtin-printf \
-    -ffunction-sections \
-    -fdata-sections
-
-ifeq ("${CONFIG_DEBUG_SYMBOLS}","y")
-ARCHOPTIMIZATION += -g
 endif
 
-ARCHCFLAGS = -std=gnu99
+ifneq ($(CONFIG_DEBUG_NOOPT),y)
-ARCHCXXFLAGS = -fno-exceptions -fno-rtti -std=gnu++0x
+  ARCHOPTIMIZATION += $(MAXOPTIMIZATION) -fno-strict-aliasing -fno-strength-reduce -fomit-frame-pointer
-ARCHWARNINGS = -Wall \
+endif
-    -Wextra \
-    -Wdouble-promotion \
-    -Wshadow \
-    -Wfloat-equal \
-    -Wframe-larger-than=1024 \
-    -Wpointer-arith \
-    -Wlogical-op \
-    -Wmissing-declarations \
-    -Wpacked \
-    -Wno-unused-parameter
-#   -Wcast-qual  - generates spurious noreturn attribute warnings, try again later
-#   -Wconversion - would be nice, but too many "risky-but-safe" conversions in the code
-#   -Wcast-align - would help catch bad casts in some cases, but generates too many false positives
 
-ARCHCWARNINGS = $(ARCHWARNINGS) \
+ARCHCFLAGS = -fno-builtin
-    -Wbad-function-cast \
+ARCHCXXFLAGS = -fno-builtin -fno-exceptions -fno-rtti
-    -Wstrict-prototypes \
+ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow
-    -Wold-style-declaration \
+ARCHWARNINGSXX = -Wall -Wshadow
-    -Wmissing-parameter-type \
-    -Wmissing-prototypes \
-    -Wnested-externs
-ARCHWARNINGSXX = $(ARCHWARNINGS) \
-    -Wno-psabi
 ARCHDEFINES =
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
 
-# This seems to be the only way to add linker flags
+CFLAGS = $(ARCHCFLAGS) $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe
-
-EXTRA_LIBS += --warn-common \
-    --gc-sections
-
-CFLAGS = $(ARCHCFLAGS) $(ARCHCWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe -fno-common
 CPICFLAGS = $(ARCHPICFLAGS) $(CFLAGS)
-CXXFLAGS = $(ARCHCXXFLAGS) $(ARCHWARNINGSXX) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHXXINCLUDES) $(INSTRUMENTATIONDEFINES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe
+CXXFLAGS = $(ARCHCXXFLAGS) $(ARCHWARNINGSXX) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHXXINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES) -pipe
 CXXPICFLAGS = $(ARCHPICFLAGS) $(CXXFLAGS)
-CPPFLAGS = $(ARCHINCLUDES) $(INSTRUMENTATIONDEFINES) $(ARCHDEFINES) $(EXTRADEFINES)
+CPPFLAGS = $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRADEFINES)
 AFLAGS = $(CFLAGS) -D__ASSEMBLY__
 
 NXFLATLDFLAGS1 = -r -d -warn-common
-NXFLATLDFLAGS2 = $(NXFLATLDFLAGS1) -T$(TOPDIR)/binfmt/libnxflat/gnu-nxflat.ld -no-check-sections
+NXFLATLDFLAGS2 = $(NXFLATLDFLAGS1) -T$(TOPDIR)/binfmt/libnxflat/gnu-nxflat-pcrel.ld -no-check-sections
 LDNXFLATFLAGS = -e main -s 2048
 
 OBJEXT = .o
 LIBEXT = .a
 EXEEXT =
 
-# Produce partially-linked $1 from files in $2
+ifneq ($(CROSSDEV),arm-nuttx-elf-)
-
+  LDFLAGS += -nostartfiles -nodefaultlibs
-define PRELINK
+endif
- @echo "PRELINK: $1"
+ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
- $(Q) $(LD) -Ur -o $1 $2 && $(OBJCOPY) --localize-hidden $1
+  LDFLAGS += -g
-endef
+endif
 
 HOSTCC = gcc
 HOSTINCLUDES = -I.

configs/nucleo-f401re/src/board_config.h

@@ -1,265 +0,0 @@
-/****************************************************************************
- * configs/px4fmu-v2_upstream/src/board_config.h
- *
- *   Copyright (c) 2013, 2014 PX4 Development Team. All rights reserved.
- *
- * 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 PX4 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_NUCLEO_F401RE_SRC_NUCLEO_F401RE_H
-#define __CONFIGS_NUCLEO_F401RE_SRC_BOARD_CONFIG_H
-
-/****************************************************************************
- * Included Files
- ****************************************************************************/
-
-#include <nuttx/config.h>
-#include <nuttx/compiler.h>
-#include <stdint.h>
-
-#ifdef __cplusplus
-__BEGIN_DECLS
-#endif
-
-/* These headers are not C++ safe */
-
-#include <stm32.h>
-#include <arch/board/board.h>
-
-#define UDID_START        0x1FFF7A10
-
-/****************************************************************************
- * Pre-processor Definitions
- ****************************************************************************/
-/* Configuration ************************************************************/
-
-/* PX4IO connection configuration */
-
-#define PX4IO_SERIAL_DEVICE    "/dev/ttyS4"
-#define PX4IO_SERIAL_TX_GPIO    GPIO_USART6_TX
-#define PX4IO_SERIAL_RX_GPIO    GPIO_USART6_RX
-#define PX4IO_SERIAL_BASE       STM32_USART6_BASE    /* hardwired on the board */
-#define PX4IO_SERIAL_VECTOR     STM32_IRQ_USART6
-#define PX4IO_SERIAL_TX_DMAMAP  DMAMAP_USART6_TX_2
-#define PX4IO_SERIAL_RX_DMAMAP  DMAMAP_USART6_RX_2
-#define PX4IO_SERIAL_CLOCK      STM32_PCLK2_FREQUENCY
-#define PX4IO_SERIAL_BITRATE    1500000              /* 1.5Mbps -> max rate for IO */
-
-/* PX4FMU GPIOs *************************************************************/
-/* LEDs */
-
-#define GPIO_LED1 \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTE|GPIO_PIN12)
-
-/* External interrupts */
-
-#define GPIO_EXTI_GYRO_DRDY     (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTB|GPIO_PIN0)
-#define GPIO_EXTI_MAG_DRDY      (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTB|GPIO_PIN1)
-#define GPIO_EXTI_ACCEL_DRDY    (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTB|GPIO_PIN4)
-#define GPIO_EXTI_MPU_DRDY      (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTD|GPIO_PIN15)
-
-/* Data ready pins off */
-
-#define GPIO_GYRO_DRDY_OFF      (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTB|GPIO_PIN0)
-#define GPIO_MAG_DRDY_OFF       (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTB|GPIO_PIN1)
-#define GPIO_ACCEL_DRDY_OFF     (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTB|GPIO_PIN4)
-#define GPIO_EXTI_MPU_DRDY_OFF  (GPIO_INPUT|GPIO_PULLDOWN|GPIO_EXTI|GPIO_PORTD|GPIO_PIN15)
-
-/* SPI1 off */
-
-#define GPIO_SPI1_SCK_OFF       (GPIO_INPUT|GPIO_PULLDOWN|GPIO_PORTA|GPIO_PIN5)
-#define GPIO_SPI1_MISO_OFF      (GPIO_INPUT|GPIO_PULLDOWN|GPIO_PORTA|GPIO_PIN6)
-#define GPIO_SPI1_MOSI_OFF      (GPIO_INPUT|GPIO_PULLDOWN|GPIO_PORTA|GPIO_PIN7)
-
-/* SPI1 chip selects off */
-
-#define GPIO_SPI_CS_GYRO_OFF \
-  (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTC|GPIO_PIN13)
-#define GPIO_SPI_CS_ACCEL_MAG_OFF \
-  (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTC|GPIO_PIN15)
-#define GPIO_SPI_CS_BARO_OFF \
-  (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTD|GPIO_PIN7)
-#define GPIO_SPI_CS_MPU_OFF \
-  (GPIO_INPUT|GPIO_PULLDOWN|GPIO_SPEED_2MHz|GPIO_PORTC|GPIO_PIN2)
-
-/* SPI chip selects */
-
-#define GPIO_SPI_CS_GYRO \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN13)
-#define GPIO_SPI_CS_ACCEL_MAG \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN15)
-#define GPIO_SPI_CS_BARO \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTD|GPIO_PIN7)
-#define GPIO_SPI_CS_FRAM \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTD|GPIO_PIN10)
-#define GPIO_SPI_CS_MPU \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN2)
-
-/* Use these in place of the spi_dev_e enumeration to select a specific SPI
- * device on SPI1
- */
-
-#define PX4_SPIDEV_GYRO         1
-#define PX4_SPIDEV_ACCEL_MAG    2
-#define PX4_SPIDEV_BARO         3
-#define PX4_SPIDEV_MPU          4
-
-/* I2C busses */
-
-#define PX4_I2C_BUS_EXPANSION   1
-#define PX4_I2C_BUS_LED         2
-
-/* Devices on the onboard bus.
- *
- * Note that these are unshifted addresses.
- */
-
-#define PX4_I2C_OBDEV_LED       0x55
-#define PX4_I2C_OBDEV_HMC5883   0x1e
-
-/* User GPIOs
- *
- * GPIO0-5 are the PWM servo outputs.
- */
-
-#define GPIO_GPIO0_INPUT        (GPIO_INPUT|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN14)
-#define GPIO_GPIO1_INPUT        (GPIO_INPUT|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN13)
-#define GPIO_GPIO2_INPUT        (GPIO_INPUT|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN11)
-#define GPIO_GPIO3_INPUT        (GPIO_INPUT|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN9)
-#define GPIO_GPIO4_INPUT        (GPIO_INPUT|GPIO_PULLUP|GPIO_PORTD|GPIO_PIN13)
-#define GPIO_GPIO5_INPUT        (GPIO_INPUT|GPIO_PULLUP|GPIO_PORTD|GPIO_PIN14)
-#define GPIO_GPIO0_OUTPUT \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTE|GPIO_PIN14)
-#define GPIO_GPIO1_OUTPUT \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTE|GPIO_PIN13)
-#define GPIO_GPIO2_OUTPUT \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTE|GPIO_PIN11)
-#define GPIO_GPIO3_OUTPUT \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTE|GPIO_PIN9)
-#define GPIO_GPIO4_OUTPUT \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN13)
-#define GPIO_GPIO5_OUTPUT \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN14)
-
-/* Power supply control and monitoring GPIOs */
-
-#define GPIO_VDD_5V_PERIPH_EN \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTA|GPIO_PIN8)
-#define GPIO_VDD_BRICK_VALID    (GPIO_INPUT|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN5)
-#define GPIO_VDD_SERVO_VALID    (GPIO_INPUT|GPIO_PULLUP|GPIO_PORTB|GPIO_PIN7)
-#define GPIO_VDD_3V3_SENSORS_EN \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTE|GPIO_PIN3)
-#define GPIO_VDD_5V_HIPOWER_OC  (GPIO_INPUT|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN10)
-#define GPIO_VDD_5V_PERIPH_OC   (GPIO_INPUT|GPIO_PULLUP|GPIO_PORTE|GPIO_PIN15)
-
-/* Tone alarm output */
-
-#define TONE_ALARM_TIMER        2    /* timer 2 */
-#define TONE_ALARM_CHANNEL      1    /* channel 1 */
-#define GPIO_TONE_ALARM_IDLE \
-  (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTA|GPIO_PIN15)
-#define GPIO_TONE_ALARM \
-  (GPIO_ALT|GPIO_AF1|GPIO_SPEED_2MHz|GPIO_PUSHPULL|GPIO_PORTA|GPIO_PIN15)
-
-/* PWM
- *
- * Six PWM outputs are configured.
- *
- * Pins:
- *
- * CH1 : PE14 : TIM1_CH4
- * CH2 : PE13 : TIM1_CH3
- * CH3 : PE11 : TIM1_CH2
- * CH4 : PE9  : TIM1_CH1
- * CH5 : PD13 : TIM4_CH2
- * CH6 : PD14 : TIM4_CH3
- */
-
-#define GPIO_TIM1_CH1OUT        GPIO_TIM1_CH1OUT_2
-#define GPIO_TIM1_CH2OUT        GPIO_TIM1_CH2OUT_2
-#define GPIO_TIM1_CH3OUT        GPIO_TIM1_CH3OUT_2
-#define GPIO_TIM1_CH4OUT        GPIO_TIM1_CH4OUT_2
-#define GPIO_TIM4_CH2OUT        GPIO_TIM4_CH2OUT_2
-#define GPIO_TIM4_CH3OUT        GPIO_TIM4_CH3OUT_2
-
-/* USB OTG FS
- *
- * PA9  OTG_FS_VBUS VBUS sensing (also connected to the green LED)
- */
-
-#define GPIO_OTGFS_VBUS \
-  (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_OPENDRAIN|GPIO_PORTA|GPIO_PIN9)
-
-/* High-resolution timer */
-
-#define HRT_TIMER               8    /* Use timer8 for the HRT */
-#define HRT_TIMER_CHANNEL       1    /* Use capture/compare channel */
-
-/****************************************************************************
- * Public Types
- ****************************************************************************/
-
-/****************************************************************************
- * Public data
- ****************************************************************************/
-
-#ifndef __ASSEMBLY__
-
-/****************************************************************************
- * Public Functions
- ****************************************************************************/
-
-/****************************************************************************
- * Name: stm32_spiinitialize
- *
- * Description:
- *   Called to configure SPI chip select GPIO pins for the PX4FMU board.
- *
- ****************************************************************************/
-
-void stm32_spiinitialize(void);
-
-/* Ideally we'd be able to get these from up_internal.h,  but since we want
- * to be able to disable the NuttX use of leds for system indication at will
- * and there is no separate switch, we need to build independent of the
- * CONFIG_ARCH_LEDS configuration switch.
- */
-
-void led_init(void);
-void led_on(int led);
-void led_off(int led);
-void led_toggle(int led);
-
-#endif /* __ASSEMBLY__ */
-
-#ifdef __cplusplus
-__END_DECLS
-#endif
-
-#endif  /* __CONFIGS_NUCLEO_F401RE_SRC_BOARD_CONFIG_H */

configs/nucleo-f401re/src/nucleo-f401re.h

@@ -14,42 +14,48 @@
 #include <nuttx/compiler.h>
 #include <stdint.h>
 
-/*
+/* The shield uses the following pins:
- The shield uses the following pins:
+ *
-
+ *   +5V
-    +5V
+ *   GND
-    GND
+ *   Digital pin  3: IRQ for WiFi
-    Digital pin  3: IRQ for WiFi
+ *   Digital pin  4: Card Select for SD card
-    Digital pin  4: Card Select for SD card
+ *   Digital pin  5: WiFi enable
-    Digital pin  5: WiFi enable
+ *   Digital pin 10: Chip Select for WiFi
-    Digital pin 10: Chip Select for WiFi
+ *   Digital pins 11, 12, 13 for SPI communication (both WiFi and SD). 
-    Digital pins 11, 12, 13 for SPI communication (both WiFi and SD). 
+ *   Digital pin 11:
-    Digital pin 11:
+ *   Digital pin 12:
-    Digital pin 12:
+ *   Digital pin 13:
-    Digital pin 13:
+ *   Even if optional 6-pin SPI header is used, these pins are unavailable for other use.
-    Even if optional 6-pin SPI header is used, these pins are unavailable for other use.
+ *
+ * LED.  User LD2: the green LED is a user LED connected to Arduino signal D13
+ * corresponding to MCU I/O PA5 (pin 21) or PB13 (pin 34) depending on the STM32
+ * target.
+ *
+ * - When the I/O is HIGH value, the LED is on.
+ * - When the I/O is LOW, the LED is off.
  */
 
 #define GPIO_WIFI_INT (GPIO_PORTB | GPIO_PIN3  | GPIO_INPUT        | GPIO_PULLUP | GPIO_EXTI)
 #define GPIO_WIFI_EN  (GPIO_PORTB | GPIO_PIN4  | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
 #define GPIO_WIFI_CS  (GPIO_PORTB | GPIO_PIN6  | GPIO_OUTPUT_SET   | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
 
-#define GPIO_LED1     (GPIO_PORTA | GPIO_PIN13 | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
+#define GPIO_LD2      (GPIO_PORTA | GPIO_PIN13 | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
 
 #if defined(CONFIG_CC3000_PROBES)
-#define GPIO_D0       (GPIO_PORTB | GPIO_PIN7  | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
+#  define GPIO_D0     (GPIO_PORTB | GPIO_PIN7  | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
-#define GPIO_D1       (GPIO_PORTB | GPIO_PIN6  | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
+#  define GPIO_D1     (GPIO_PORTB | GPIO_PIN6  | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
 #else
-#define GPIO_D0       (GPIO_PORTA | GPIO_PIN3  | GPIO_INPUT        | GPIO_PULLUP | GPIO_EXTI)
+#  define GPIO_D0     (GPIO_PORTA | GPIO_PIN3  | GPIO_INPUT        | GPIO_PULLUP | GPIO_EXTI)
-#define GPIO_D1       (GPIO_PORTA | GPIO_PIN2  | GPIO_INPUT        | GPIO_PULLUP | GPIO_EXTI)
+#  define GPIO_D1     (GPIO_PORTA | GPIO_PIN2  | GPIO_INPUT        | GPIO_PULLUP | GPIO_EXTI)
-#define GPIO_D2       (GPIO_PORTA | GPIO_PIN10 | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
+#  define GPIO_D2     (GPIO_PORTA | GPIO_PIN10 | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
 
-#define GPIO_D8       (GPIO_PORTA | GPIO_PIN9  | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
+#  define GPIO_D8     (GPIO_PORTA | GPIO_PIN9  | GPIO_OUTPUT_CLEAR | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
 
-#define GPIO_A0       (GPIO_PORTA | GPIO_PIN0  | GPIO_OUTPUT_SET   | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
+#  define GPIO_A0     (GPIO_PORTA | GPIO_PIN0  | GPIO_OUTPUT_SET   | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
-#define GPIO_A1       (GPIO_PORTA | GPIO_PIN1  | GPIO_OUTPUT_SET   | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
+#  define GPIO_A1     (GPIO_PORTA | GPIO_PIN1  | GPIO_OUTPUT_SET   | GPIO_OUTPUT | GPIO_PULLUP | GPIO_SPEED_50MHz)
-#define GPIO_A2       (GPIO_PORTA | GPIO_PIN4  | GPIO_INPUT        | GPIO_PULLUP )
+#  define GPIO_A2     (GPIO_PORTA | GPIO_PIN4  | GPIO_INPUT        | GPIO_PULLUP )
-#define GPIO_A3       (GPIO_PORTB | GPIO_PIN0  | GPIO_INPUT        | GPIO_PULLUP )
+#  define GPIO_A3     (GPIO_PORTB | GPIO_PIN0  | GPIO_INPUT        | GPIO_PULLUP )
 #endif
 
 #ifndef __ASSEMBLY__
@@ -80,4 +86,3 @@ void stm32_usbinitialize(void);
 
 #endif /* __ASSEMBLY__ */
 #endif /* __CONFIGS_NUCLEO_F401RE_SRC_NUCLEO_F401RE_H */
-

configs/nucleo-f401re/src/stm32_boot.c

@@ -92,7 +92,6 @@ void stm32_boardinitialize(void)
   stm32_spiinitialize();
 #endif
 
-
   /* Initialize USB is 1) USBDEV is selected, 2) the USB controller is not
    * disabled, and 3) the weak function stm32_usbinitialize() has been brought
    * into the build.
@@ -125,8 +124,8 @@ void board_initialize(void)
    */
 
 #if defined(CONFIG_NSH_LIBRARY) && !defined(CONFIG_NSH_ARCHINIT)
-      nsh_archinitialize();
+  nsh_archinitialize();
-      wireless_archinitialize(0);
+  wireless_archinitialize(0);
 #endif
 }
 #endif

configs/nucleo-f401re/src/stm32_init.c

@@ -1,13 +1,8 @@
 /****************************************************************************
  * configs/nucleo-f401re/src/stm32_init.c
  *
- * PX4FMU-specific early startup code.  This file implements the
+ *   Copyright (C) 2014 Gregory Nutt. All rights reserved.
- * nsh_archinitialize() function that is called early by nsh during startup.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
- *
- * Code here is run before the rcS script is invoked; it should start
- * required subsystems and perform board-specific initialisation.
- *
- *   Copyright (C) 2012 PX4 Development Team. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -19,7 +14,7 @@
  *    notice, this list of conditions and the following disclaimer in
  *    the documentation and/or other materials provided with the
  *    distribution.
- * 3. Neither the name PX4 nor the names of its contributors may be
+ * 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.
  *
@@ -59,7 +54,6 @@
 #include <nuttx/gran.h>
 
 #include <stm32.h>
-#include "board_config.h"
 #include <stm32_uart.h>
 
 #include <arch/board/board.h>
@@ -71,18 +65,11 @@
 /* Configuration ************************************************************/
 
 #ifdef CONFIG_FAT_DMAMEMORY
-# if !defined(CONFIG_GRAN) || !defined(CONFIG_FAT_DMAMEMORY)
+#  if !defined(CONFIG_GRAN) || !defined(CONFIG_FAT_DMAMEMORY)
-#  error microSD DMA support requires CONFIG_GRAN
+#    error microSD DMA support requires CONFIG_GRAN
-# endif
+#  endif
 #endif
 
-/* PX4 LED colour codes */
-
-#define LED_AMBER      1
-#define LED_RED        1  /* Some boards have red rather than amber */
-#define LED_BLUE       0
-#define LED_SAFETY     2
-
 /* Debug ********************************************************************/
 
 #ifdef CONFIG_CPP_HAVE_VARARGS
@@ -109,7 +96,7 @@ static GRAN_HANDLE dma_allocator;
 /* The DMA heap size constrains the total number of things that can be
  * ready to do DMA at a time.
  *
- * For example, FAT DMA depends on one sector-sized buffer per filesystem plus
+ * For example, FAT DMA depends on one sector-sized buffer per file system plus
  * one sector-sized buffer per file.
  *
  * We use a fundamental alignment / granule size of 64B; this is sufficient
@@ -120,7 +107,6 @@ static uint8_t g_dma_heap[8192] __attribute__((aligned(64)));
 #endif
 
 static struct spi_dev_s *spi1;
-static struct spi_dev_s *spi2;
 static struct sdio_dev_s *sdio;
 
 /****************************************************************************
@@ -149,21 +135,6 @@ static void dma_alloc_init(void)
  * Public Functions
  ****************************************************************************/
 
-#ifdef CONFIG_FAT_DMAMEMORY
-/* DMA-aware allocator stubs for the FAT filesystem. */
-
-void *fat_dma_alloc(size_t size)
-{
-  return gran_alloc(dma_allocator, size);
-}
-
-void fat_dma_free(FAR void *memory, size_t size)
-{
-  gran_free(dma_allocator, memory, size);
-}
-
-#endif
-
 void up_netinitialize(void)
 {
 }
@@ -182,41 +153,12 @@ int nsh_archinitialize(void)
   int ret;
 #endif
 
-  /* Configure ADC pins */
-
-  stm32_configgpio(GPIO_ADC1_IN2);   /* BATT_VOLTAGE_SENS */
-  stm32_configgpio(GPIO_ADC1_IN3);   /* BATT_CURRENT_SENS */
-  stm32_configgpio(GPIO_ADC1_IN4);   /* VDD_5V_SENS */
-//stm32_configgpio(GPIO_ADC1_IN10);  /* used by VBUS valid */
-//stm32_configgpio(GPIO_ADC1_IN11);  /* unused */
-//stm32_configgpio(GPIO_ADC1_IN12);  /* used by MPU6000 CS */
-  stm32_configgpio(GPIO_ADC1_IN13);  /* FMU_AUX_ADC_1 */
-  stm32_configgpio(GPIO_ADC1_IN14);  /* FMU_AUX_ADC_2 */
-  stm32_configgpio(GPIO_ADC1_IN15);  /* PRESSURE_SENS */
-
-  /* Configure power supply control/sense pins */
-
-  stm32_configgpio(GPIO_VDD_5V_PERIPH_EN);
-  stm32_configgpio(GPIO_VDD_3V3_SENSORS_EN);
-  stm32_configgpio(GPIO_VDD_BRICK_VALID);
-  stm32_configgpio(GPIO_VDD_SERVO_VALID);
-  stm32_configgpio(GPIO_VDD_5V_HIPOWER_OC);
-  stm32_configgpio(GPIO_VDD_5V_PERIPH_OC);
-
-  /* Configure the DMA allocator */
-
-  dma_alloc_init();
-
   /* Configure CPU load estimation */
 
 #ifdef CONFIG_SCHED_INSTRUMENTATION
   cpuload_initialize_once();
 #endif
 
-  /* Initial LED state */
-
-  led_off(LED_AMBER);
-
   /* Configure SPI-based devices */
 
   spi1 = up_spiinitialize(1);
@@ -227,42 +169,6 @@ int nsh_archinitialize(void)
       return -ENODEV;
     }
 
-  /* Default SPI1 to 1MHz and de-assert the known chip selects. */
-
-  SPI_SETFREQUENCY(spi1, 10000000);
-  SPI_SETBITS(spi1, 8);
-  SPI_SETMODE(spi1, SPIDEV_MODE3);
-  SPI_SELECT(spi1, PX4_SPIDEV_GYRO, false);
-  SPI_SELECT(spi1, PX4_SPIDEV_ACCEL_MAG, false);
-  SPI_SELECT(spi1, PX4_SPIDEV_BARO, false);
-  SPI_SELECT(spi1, PX4_SPIDEV_MPU, false);
-  up_udelay(20);
-
-  message("[boot] Initialized SPI port 1 (SENSORS)\n");
-
-  /* Get the SPI port for the FRAM */
-
-  spi2 = up_spiinitialize(2);
-  if (!spi2)
-    {
-      message("[boot] FAILED to initialize SPI port 2\n");
-      board_led_on(LED_AMBER);
-      return -ENODEV;
-    }
-
-  /* Default SPI2 to 37.5 MHz (40 MHz rounded to nearest valid divider, F4 max)
-   * and de-assert the known chip selects.
-   */
-
-  // XXX start with 10.4 MHz in FRAM usage and go up to 37.5 once validated
-
-  SPI_SETFREQUENCY(spi2, 12 * 1000 * 1000);
-  SPI_SETBITS(spi2, 8);
-  SPI_SETMODE(spi2, SPIDEV_MODE3);
-  SPI_SELECT(spi2, SPIDEV_FLASH, false);
-
-  message("[boot] Initialized SPI port 2 (RAMTRON FRAM)\n");
-
 #ifdef CONFIG_MMCSD
   /* First, get an instance of the SDIO interface */
 
@@ -279,7 +185,7 @@ int nsh_archinitialize(void)
   ret = mmcsd_slotinitialize(CONFIG_NSH_MMCSDMINOR, sdio);
   if (ret != OK)
     {
-      message("[boot] Failed to bind SDIO to the MMC/SD driver: %d\n", ret);
+      message("ERROR: Failed to bind SDIO to the MMC/SD driver: %d\n", ret);
       return ret;
     }
 

configs/nucleo-f401re/src/stm32_led.c

@@ -1,7 +1,8 @@
 /****************************************************************************
  * configs/nucleo-f401re/src/stm32_led.c
  *
- *   Copyright (c) 2013 PX4 Development Team. All rights reserved.
+ *   Copyright (C) 2014 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
@@ -13,7 +14,7 @@
  *    notice, this list of conditions and the following disclaimer in
  *    the documentation and/or other materials provided with the
  *    distribution.
- * 3. Neither the name PX4 nor the names of its contributors may be
+ * 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.
  *
@@ -40,20 +41,20 @@
 
 #include <stdbool.h>
 
-#include "stm32.h"
-#include "board_config.h"
-
 #include <arch/board/board.h>
 
+#include "stm32.h"
+#include "nucleo-f401re.h"
+
 /****************************************************************************
  * Public Functions
  ****************************************************************************/
 
-void led_init()
+void led_init(void)
 {
   /* Configure LED1 GPIO for output */
 
-  stm32_configgpio(GPIO_LED1);
+  stm32_configgpio(GPIO_LD2);
 }
 
 void led_on(int led)
@@ -62,7 +63,7 @@ void led_on(int led)
     {
       /* Pull down to switch on */
 
-      stm32_gpiowrite(GPIO_LED1, false);
+      stm32_gpiowrite(GPIO_LD2, true);
     }
 }
 
@@ -72,7 +73,7 @@ void led_off(int led)
     {
       /* Pull up to switch off */
 
-      stm32_gpiowrite(GPIO_LED1, true);
+      stm32_gpiowrite(GPIO_LD2, false);
     }
 }
 
@@ -80,13 +81,13 @@ void led_toggle(int led)
 {
   if (led == 1)
     {
-      if (stm32_gpioread(GPIO_LED1))
+      if (stm32_gpioread(GPIO_LD2))
         {
-          stm32_gpiowrite(GPIO_LED1, false);
+          stm32_gpiowrite(GPIO_LD2, false);
         }
       else
         {
-          stm32_gpiowrite(GPIO_LED1, true);
+          stm32_gpiowrite(GPIO_LD2, true);
         }
     }
 }

configs/nucleo-f401re/src/stm32_spi.c

@@ -1,7 +1,8 @@
 /****************************************************************************
  * configs/nucleo-f401re/src/stm32_spi.c
  *
- *   Copyright (C) 2012 PX4 Development Team. All rights reserved.
+ *   Copyright (C) 2014 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
@@ -13,7 +14,7 @@
  *    notice, this list of conditions and the following disclaimer in
  *    the documentation and/or other materials provided with the
  *    distribution.
- * 3. Neither the name PX4 nor the names of its contributors may be
+ * 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.
  *
@@ -49,7 +50,6 @@
 #include <chip.h>
 #include <stm32.h>
 
-#include "board_config.h"
 #include "nucleo-f401re.h"
 
 #if defined(CONFIG_STM32_SPI1) || defined(CONFIG_STM32_SPI2) || defined(CONFIG_STM32_SPI3)
@@ -85,35 +85,16 @@
  * Name: stm32_spiinitialize
  *
  * Description:
- *   Called to configure SPI chip select GPIO pins for the PX4FMU board.
+ *   Called to configure SPI chip select GPIO pins for the Nucleo-F401RE  board.
  *
  ************************************************************************************/
 
 void weak_function stm32_spiinitialize(void)
 {
 #ifdef CONFIG_STM32_SPI1
-  stm32_configgpio(GPIO_SPI_CS_GYRO);
-  stm32_configgpio(GPIO_SPI_CS_ACCEL_MAG);
-  stm32_configgpio(GPIO_SPI_CS_BARO);
-  stm32_configgpio(GPIO_SPI_CS_MPU);
-
-  /* De-activate all peripherals, required for some peripheral state machines */
-
-  stm32_gpiowrite(GPIO_SPI_CS_GYRO, 1);
-  stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG, 1);
-  stm32_gpiowrite(GPIO_SPI_CS_BARO, 1);
-  stm32_gpiowrite(GPIO_SPI_CS_MPU, 1);
-
-  stm32_configgpio(GPIO_EXTI_GYRO_DRDY);
-  stm32_configgpio(GPIO_EXTI_MAG_DRDY);
-  stm32_configgpio(GPIO_EXTI_ACCEL_DRDY);
-  stm32_configgpio(GPIO_EXTI_MPU_DRDY);
 #endif
 
 #ifdef CONFIG_STM32_SPI2
-  stm32_configgpio(GPIO_SPI_CS_FRAM);
-  stm32_gpiowrite(GPIO_SPI_CS_FRAM, 1);
-
   /* Setup CS, EN & IRQ line IOs */
 
 #ifdef CONFIG_WL_CC3000
@@ -121,10 +102,6 @@ void weak_function stm32_spiinitialize(void)
   stm32_configgpio(GPIO_WIFI_EN);
   stm32_configgpio(GPIO_WIFI_INT);
 #endif
-
-#ifdef CONFIG_MTD_SST25
-  stm32_configgpio(GPIO_MEM_CS);    /* FLASH chip select */
-#endif
 #endif
 }
 
@@ -157,50 +134,6 @@ void weak_function stm32_spiinitialize(void)
 void stm32_spi1select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected)
 {
   spidbg("devid: %d CS: %s\n", (int)devid, selected ? "assert" : "de-assert");
-
-  /* SPI select is active low, so write !selected to select the device */
-
-  switch (devid)
-    {
-    case PX4_SPIDEV_GYRO:
-      /* Making sure the other peripherals are not selected */
-
-      stm32_gpiowrite(GPIO_SPI_CS_GYRO, !selected);
-      stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG, 1);
-      stm32_gpiowrite(GPIO_SPI_CS_BARO, 1);
-      stm32_gpiowrite(GPIO_SPI_CS_MPU, 1);
-      break;
-
-    case PX4_SPIDEV_ACCEL_MAG:
-      /* Making sure the other peripherals are not selected */
-
-      stm32_gpiowrite(GPIO_SPI_CS_GYRO, 1);
-      stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG, !selected);
-      stm32_gpiowrite(GPIO_SPI_CS_BARO, 1);
-      stm32_gpiowrite(GPIO_SPI_CS_MPU, 1);
-      break;
-
-    case PX4_SPIDEV_BARO:
-      /* Making sure the other peripherals are not selected */
-
-      stm32_gpiowrite(GPIO_SPI_CS_GYRO, 1);
-      stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG, 1);
-      stm32_gpiowrite(GPIO_SPI_CS_BARO, !selected);
-      stm32_gpiowrite(GPIO_SPI_CS_MPU, 1);
-      break;
-
-    case PX4_SPIDEV_MPU:
-      /* Making sure the other peripherals are not selected */
-
-      stm32_gpiowrite(GPIO_SPI_CS_GYRO, 1);
-      stm32_gpiowrite(GPIO_SPI_CS_ACCEL_MAG, 1);
-      stm32_gpiowrite(GPIO_SPI_CS_BARO, 1);
-      stm32_gpiowrite(GPIO_SPI_CS_MPU, !selected);
-      break;
-
-    default:
-      break;
-    }
 }
 
 uint8_t stm32_spi1status(FAR struct spi_dev_s *dev, enum spi_dev_e devid)
@@ -214,27 +147,12 @@ void stm32_spi2select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool sele
 {
   spidbg("devid: %d CS: %s\n", (int)devid, selected ? "assert" : "de-assert");
 
-#if defined(CONFIG_MTD_SST25)
-
-  if (devid == SPIDEV_FLASH)
-    {
-      stm32_gpiowrite(GPIO_MEM_CS, !selected);
-    }
-  else
-#endif
-
 #if defined(CONFIG_WL_CC3000)
   if (devid == SPIDEV_WIRELESS)
     {
       stm32_gpiowrite(GPIO_WIFI_CS, !selected);
     }
-  else
 #endif
-    {
-      /* There can only be one device on this bus, so always select it */
-
-      stm32_gpiowrite(GPIO_SPI_CS_FRAM, !selected);
-    }
 }
 
 uint8_t stm32_spi2status(FAR struct spi_dev_s *dev, enum spi_dev_e devid)
@@ -282,7 +200,7 @@ uint8_t stm32_spi3status(FAR struct spi_dev_s *dev, enum spi_dev_e devid)
 #ifdef CONFIG_STM32_SPI1
 int stm32_spi1cmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd)
 {
-  return -ENODEV;
+  return OK;
 }
 #endif
 

configs/nucleo-f401re/src/stm32_wireless.c

@@ -268,7 +268,6 @@ static bool probe(FAR struct cc3000_config_s *state,int n, bool s)
  *   configure the wireless device.  This function will register the driver
  *   as /dev/wirelessN where N is the minor device number.
  *
- *
  * Returned Value:
  *   Zero is returned on success.  Otherwise, a negated errno value is
  *   returned to indicate the nature of the failure.