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initial pass at gpio cleanup. removed almost all dependency on stdperiphlib (remaining exti).

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slightly modified initial pin configuration, but this needs rework soon anyway.
couple spacing/line ending/formatting fixes in sonar driver file while fixing gpio there.

git-svn-id: https://afrodevices.googlecode.com/svn/trunk/baseflight@357 7c89a4a9-59b9-e629-4cfe-3a2d53b20e61
This commit is contained in:
timecop@gmail.com 2013-06-29 14:09:54 +00:00
parent eec35a20fd
commit d442c9dfb6
18 changed files with 2174 additions and 2096 deletions
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55
src/drv_system.c
View file

@ -1,12 +1,5 @@
#include "board.h"
typedef struct gpio_config_t
{
GPIO_TypeDef *gpio;
uint16_t pin;
GPIOMode_TypeDef mode;
} gpio_config_t;
// cycles per microsecond
static volatile uint32_t usTicks = 0;
// current uptime for 1kHz systick timer. will rollover after 49 days. hopefully we won't care.
@ -44,17 +37,28 @@ uint32_t millis(void)
void systemInit(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
uint32_t i;
gpio_config_t gpio_cfg[] = {
{ LED0_GPIO, LED0_PIN, GPIO_Mode_Out_PP },
{ LED1_GPIO, LED1_PIN, GPIO_Mode_Out_PP },
struct {
GPIO_TypeDef *gpio;
gpio_config_t cfg;
} gpio_setup[] = {
{
.gpio = LED0_GPIO,
.cfg = { LED0_PIN, Mode_Out_PP, Speed_2MHz }
},
{
.gpio = LED1_GPIO,
.cfg = { LED1_PIN, Mode_Out_PP, Speed_2MHz }
},
#ifdef BUZZER
{ BEEP_GPIO, BEEP_PIN, GPIO_Mode_Out_OD },
{
.gpio = BEEP_GPIO,
.cfg = { BEEP_PIN, Mode_Out_OD, Speed_2MHz }
},
#endif
};
uint8_t gpio_count = sizeof(gpio_cfg) / sizeof(gpio_cfg[0]);
gpio_config_t gpio;
uint32_t i;
uint8_t gpio_count = sizeof(gpio_setup) / sizeof(gpio_setup[0]);
// This is needed because some shit inside Keil startup fucks with SystemCoreClock, setting it back to 72MHz even on HSI.
SystemCoreClockUpdate();
@ -66,22 +70,19 @@ void systemInit(void)
RCC_ClearFlag();
// Make all GPIO in by default to save power and reduce noise
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_Init(GPIOC, &GPIO_InitStructure);
gpio.pin = Pin_All;
gpio.mode = Mode_AIN;
gpioInit(GPIOA, &gpio);
gpioInit(GPIOB, &gpio);
gpioInit(GPIOC, &gpio);
// Turn off JTAG port 'cause we're using the GPIO for leds
GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable, ENABLE);
#define AFIO_MAPR_SWJ_CFG_NO_JTAG_SW (0x2 << 24)
AFIO->MAPR |= AFIO_MAPR_SWJ_CFG_NO_JTAG_SW;
// Configure gpio
for (i = 0; i < gpio_count; i++) {
GPIO_InitStructure.GPIO_Pin = gpio_cfg[i].pin;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
GPIO_InitStructure.GPIO_Mode = gpio_cfg[i].mode;
GPIO_Init(gpio_cfg[i].gpio, &GPIO_InitStructure);
}
for (i = 0; i < gpio_count; i++)
gpioInit(gpio_setup[i].gpio, &gpio_setup[i].cfg);
LED0_OFF;
LED1_OFF;