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boards/limifrog-v1: unified LED defines

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This commit is contained in:
Hauke Petersen 2016-03-11 18:03:07 +01:00
parent b34eb922eb
commit c0a881c5f8
2 changed files with 10 additions and 47 deletions
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31
boards/limifrog-v1/board.c
View File

@ -19,40 +19,13 @@
*/
#include "board.h"
#include "cpu.h"
#include "periph/gpio.h"
static void leds_init(void);
void board_init(void)
{
/* initialize the boards LEDs */
leds_init();
gpio_init(LED0_PIN, GPIO_DIR_OUT, GPIO_NOPULL);
/* initialize the CPU */
cpu_init();
}
/**
* @brief Initialize the boards on-board LEDs
*
* The LED initialization is hard-coded in this function.
* As the LED is soldered onto the board it is fixed to
* its CPU pins.
*
* The red LED is connected to pin PC3
*/
static void leds_init(void)
{
/* enable clock for port GPIOC */
RCC->AHBENR |= RCC_AHBENR_GPIOCEN;
/* set output speed to 50MHz */
LED_RED_PORT->OSPEEDR |= GPIO_OSPEEDER_OSPEEDR3;
/* set output type to push-pull */
LED_RED_PORT->OTYPER &= ~(GPIO_OTYPER_OT_3);
/* configure pin as general output */
LED_RED_PORT->MODER &= ~(GPIO_MODER_MODER3);
LED_RED_PORT->MODER |= GPIO_MODER_MODER3_0;
/* disable pull resistors */
LED_RED_PORT->PUPDR &= ~(GPIO_PUPDR_PUPDR3);
/* turn all LEDs off */
LED_RED_PORT->BRR = (1 << 3);
}

26
boards/limifrog-v1/include/board.h
View File

@ -31,27 +31,17 @@ extern "C" {
#endif
/**
* @name LED pin definitions
* @brief LED pin definitions and handlers
* @{
*/
#define LED_RED_PORT (GPIOC)
#define LED_RED_PIN (3)
#define LED_RED_GPIO GPIO_PIN(PORT_C,3)
/** @} */
#define LED0_PIN GPIO_PIN(PORT_C, 3)
/**
* @name Macros for controlling the on-board LEDs.
* @{
*/
#define LED_GREEN_ON
#define LED_GREEN_OFF
#define LED_GREEN_TOGGLE
#define LED_ORANGE_ON
#define LED_ORANGE_OFF
#define LED_ORANGE_TOGGLE
#define LED_RED_ON (LED_RED_PORT->BSRRL = (1 << LED_RED_PIN))
#define LED_RED_OFF (LED_RED_PORT->BSRRH = (1 << LED_RED_PIN))
#define LED_RED_TOGGLE (LED_RED_PORT->ODR ^= (1 << LED_RED_PIN))
#define LED0_PORT (GPIOC)
#define LED0_MASK (1 << 3)
#define LED0_ON (LED0_PORT->BSRRL = LED0_MASK)
#define LED0_OFF (LED0_PORT->BSRRH = LED0_MASK)
#define LED0_TOGGLE (LED0_PORT->ODR ^= LED0_MASK)
/** @} */
/**