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Cleanup SPI initialisation. Relocate mpu6500 spi configuration from 

Colibri race specific code into the mpu6500 driver.
This commit is contained in:
Dominic Clifton 2015-08-20 21:39:02 +01:00
parent 3b1f423c49
commit 7adfeffafb
7 changed files with 78 additions and 102 deletions
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1
Makefile
View File

@ -518,7 +518,6 @@ COLIBRI_RACE_SRC = \
drivers/compass_ak8975.c \
drivers/compass_hmc5883l.c \
drivers/serial_usb_vcp.c \
hardware_revision.c \
$(HIGHEND_SRC) \
$(COMMON_SRC) \
$(VCP_SRC)

41
src/main/drivers/accgyro_spi_mpu6500.c
View File

@ -94,10 +94,51 @@ static void mpu6500ReadRegister(uint8_t reg, uint8_t *data, int length)
DISABLE_MPU6500;
}
static void mpu6500SpiInit(void)
{
static bool hardwareInitialised = false;
if (hardwareInitialised) {
return;
}
#ifdef STM32F303xC
RCC_AHBPeriphClockCmd(MPU6500_CS_GPIO_CLK_PERIPHERAL, ENABLE);
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.GPIO_Pin = MPU6500_CS_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(MPU6500_CS_GPIO, &GPIO_InitStructure);
#endif
#ifdef STM32F10X
RCC_APB2PeriphClockCmd(MPU6500_CS_GPIO_CLK_PERIPHERAL, ENABLE);
gpio_config_t gpio;
// CS as output
gpio.mode = Mode_Out_PP;
gpio.pin = MPU6500_CS_PIN;
gpio.speed = Speed_50MHz;
gpioInit(MPU6500_CS_GPIO, &gpio);
#endif
GPIO_SetBits(MPU6500_CS_GPIO, MPU6500_CS_PIN);
spiSetDivisor(MPU6500_SPI_INSTANCE, SPI_9MHZ_CLOCK_DIVIDER);
hardwareInitialised = true;
}
static bool mpu6500Detect(void)
{
uint8_t tmp;
mpu6500SpiInit();
mpu6500ReadRegister(MPU6500_RA_WHOAMI, &tmp, 1);
if (tmp != MPU6500_WHO_AM_I_CONST)

36
src/main/drivers/bus_spi.c
View File

@ -36,16 +36,15 @@ static volatile uint16_t spi3ErrorCount = 0;
#ifndef SPI1_GPIO
#define SPI1_GPIO GPIOA
#define SPI1_GPIO_PERIPHERAL RCC_AHBPeriph_GPIOB
#define SPI1_GPIO_PERIPHERAL RCC_AHBPeriph_GPIOA
#define SPI1_NSS_PIN GPIO_Pin_4
#define SPI1_NSS_PIN_SOURCE GPIO_PinSource4
#define SPI1_SCK_PIN GPIO_Pin_5
#define SPI1_SCK_PIN_SOURCE GPIO_PinSource5
#define SPI1_SCK_CLK RCC_AHBPeriph_GPIOA
#define SPI1_MISO_PIN GPIO_Pin_6
#define SPI1_MISO_PIN_SOURCE GPIO_PinSource6
#define SPI1_MISO_CLK RCC_AHBPeriph_GPIOA
#define SPI1_MOSI_PIN GPIO_Pin_7
#define SPI1_MOSI_PIN_SOURCE GPIO_PinSource7
#define SPI1_MOSI_CLK RCC_AHBPeriph_GPIOA
#endif
void initSpi1(void)
@ -72,32 +71,46 @@ void initSpi1(void)
GPIO_PinAFConfig(SPI1_GPIO, SPI1_SCK_PIN_SOURCE, GPIO_AF_5);
GPIO_PinAFConfig(SPI1_GPIO, SPI1_MISO_PIN_SOURCE, GPIO_AF_5);
GPIO_PinAFConfig(SPI1_GPIO, SPI1_MOSI_PIN_SOURCE, GPIO_AF_5);
#ifdef SPI1_NSS_PIN_SOURCE
GPIO_PinAFConfig(SPI1_GPIO, SPI1_NSS_PIN_SOURCE, GPIO_AF_5);
#endif
// Init pins
GPIO_InitStructure.GPIO_Pin = SPI1_SCK_PIN | SPI1_MISO_PIN | SPI1_MOSI_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(SPI1_GPIO, &GPIO_InitStructure);
#ifdef SPI1_NSS_PIN
GPIO_InitStructure.GPIO_Pin = SPI1_NSS_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(SPI1_GPIO, &GPIO_InitStructure);
#endif
#endif
#ifdef STM32F10X
gpio_config_t gpio;
// MOSI + SCK as output
gpio.mode = Mode_AF_PP;
gpio.pin = Pin_7 | Pin_5;
gpio.pin = SPI1_MOSI_PIN | SPI1_SCK_PIN;
gpio.speed = Speed_50MHz;
gpioInit(GPIOA, &gpio);
// MISO as input
gpio.pin = Pin_6;
gpio.pin = SPI1_MISO_PIN;
gpio.mode = Mode_IN_FLOATING;
gpioInit(GPIOA, &gpio);
#ifdef SPI1_NSS_PIN
// NSS as gpio slave select
gpio.pin = Pin_4;
gpio.pin = SPI1_NSS_PIN;
gpio.mode = Mode_Out_PP;
gpioInit(GPIOA, &gpio);
#endif
#endif
// Init SPI hardware
@ -162,6 +175,9 @@ void initSpi2(void)
GPIO_PinAFConfig(SPI2_GPIO, SPI2_SCK_PIN_SOURCE, GPIO_AF_5);
GPIO_PinAFConfig(SPI2_GPIO, SPI2_MISO_PIN_SOURCE, GPIO_AF_5);
GPIO_PinAFConfig(SPI2_GPIO, SPI2_MOSI_PIN_SOURCE, GPIO_AF_5);
#ifdef SPI2_NSS_PIN_SOURCE
GPIO_PinAFConfig(SPI2_GPIO, SPI2_NSS_PIN_SOURCE, GPIO_AF_5);
#endif
GPIO_InitStructure.GPIO_Pin = SPI2_SCK_PIN | SPI2_MISO_PIN | SPI2_MOSI_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
@ -170,6 +186,7 @@ void initSpi2(void)
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(SPI2_GPIO, &GPIO_InitStructure);
#ifdef SPI2_NSS_PIN
GPIO_InitStructure.GPIO_Pin = SPI2_NSS_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
@ -177,6 +194,7 @@ void initSpi2(void)
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(SPI2_GPIO, &GPIO_InitStructure);
#endif
#endif
@ -193,10 +211,12 @@ void initSpi2(void)
gpio.mode = Mode_IN_FLOATING;
gpioInit(SPI2_GPIO, &gpio);
#ifdef SPI2_NSS_PIN
// NSS as gpio slave select
gpio.pin = SPI2_NSS_PIN;
gpio.mode = Mode_Out_PP;
gpioInit(SPI2_GPIO, &gpio);
#endif
#endif
// Init SPI2 hardware

60
src/main/target/COLIBRI_RACE/hardware_revision.c
View File

@ -1,60 +0,0 @@
/*
* This file is part of Cleanflight.
*
* Cleanflight is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Cleanflight is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Cleanflight. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include "platform.h"
#include "build_config.h"
#include "drivers/system.h"
#include "drivers/bus_spi.h"
#include "drivers/sensor.h"
#include "drivers/accgyro.h"
#include "drivers/accgyro_spi_mpu6500.h"
#include "hardware_revision.h"
void detectHardwareRevision(void)
{
}
void updateHardwareRevision(void)
{
}
void spiBusInit(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
RCC_AHBPeriphClockCmd(MPU6500_CS_GPIO_CLK_PERIPHERAL, ENABLE);
GPIO_InitStructure.GPIO_Pin = MPU6500_CS_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_OUT;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
GPIO_Init(MPU6500_CS_GPIO, &GPIO_InitStructure);
GPIO_SetBits(MPU6500_CS_GPIO, MPU6500_CS_PIN);
spiSetDivisor(MPU6500_SPI, SPI_9MHZ_CLOCK_DIVIDER);
}

21
src/main/target/COLIBRI_RACE/hardware_revision.h
View File

@ -1,21 +0,0 @@
/*
* This file is part of Cleanflight.
*
* Cleanflight is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Cleanflight is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Cleanflight. If not, see <http://www.gnu.org/licenses/>.
*/
void updateHardwareRevision(void);
void detectHardwareRevision(void);
void spiBusInit(void);

12
src/main/target/COLIBRI_RACE/target.h
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@ -18,7 +18,6 @@
#pragma once
#define TARGET_BOARD_IDENTIFIER "CLBR"
#define USE_HARDWARE_REVISION_DETECTION
#define LED0_GPIO GPIOC
#define LED0_PIN Pin_15
@ -37,11 +36,10 @@
#define BEEP_PERIPHERAL RCC_AHBPeriph_GPIOB
#define BEEPER_INVERTED
#define MPU6500_SPI SPI1
#define MPU6500_CS_GPIO_CLK_PERIPHERAL RCC_AHBPeriph_GPIOA
#define MPU6500_CS_GPIO GPIOA
#define MPU6500_CS_PIN GPIO_Pin_4
#define MPU6500_SPI_INSTANCE SPI1
#define MPU6500_CS_GPIO GPIOA
#define MPU6500_CS_PIN GPIO_Pin_4
#define MPU6500_SPI_INSTANCE SPI1
#define USE_SPI
#define USE_SPI_DEVICE_1
@ -50,13 +48,10 @@
#define SPI1_GPIO_PERIPHERAL RCC_AHBPeriph_GPIOB
#define SPI1_SCK_PIN GPIO_Pin_3
#define SPI1_SCK_PIN_SOURCE GPIO_PinSource3
#define SPI1_SCK_CLK RCC_AHBPeriph_GPIOB
#define SPI1_MISO_PIN GPIO_Pin_4
#define SPI1_MISO_PIN_SOURCE GPIO_PinSource4
#define SPI1_MISO_CLK RCC_AHBPeriph_GPIOB
#define SPI1_MOSI_PIN GPIO_Pin_5
#define SPI1_MOSI_PIN_SOURCE GPIO_PinSource5
#define SPI1_MOSI_CLK RCC_AHBPeriph_GPIOB
#define USABLE_TIMER_CHANNEL_COUNT 11
@ -74,7 +69,6 @@
#define MAG
#define USE_MAG_HMC5883
#define USE_MAG_AK8975
//#define MAG_AK8975_ALIGN CW0_DEG_FLIP
#define BEEPER
#define LED0

9
src/main/target/NAZE/target.h
View File

@ -56,15 +56,18 @@
#define NAZE_SPI_INSTANCE SPI2
#define NAZE_SPI_CS_GPIO GPIOB
#define NAZE_SPI_CS_PIN GPIO_Pin_12
#define NAZE_CS_GPIO_CLK_PERIPHERAL RCC_APB2Periph_GPIOB
// We either have this 16mbit flash chip on SPI or the MPU6500 acc/gyro depending on board revision:
#define M25P16_CS_GPIO NAZE_SPI_CS_GPIO
#define M25P16_CS_PIN NAZE_SPI_CS_PIN
#define M25P16_SPI_INSTANCE NAZE_SPI_INSTANCE
#define MPU6500_CS_GPIO NAZE_SPI_CS_GPIO
#define MPU6500_CS_PIN NAZE_SPI_CS_PIN
#define MPU6500_SPI_INSTANCE NAZE_SPI_INSTANCE
#define MPU6500_CS_GPIO_CLK_PERIPHERAL NAZE_CS_GPIO_CLK_PERIPHERAL
#define MPU6500_CS_GPIO NAZE_SPI_CS_GPIO
#define MPU6500_CS_PIN NAZE_SPI_CS_PIN
#define MPU6500_SPI_INSTANCE NAZE_SPI_INSTANCE
#define USE_FLASHFS