将“龙芯1c库”中的GPIO相关接口移植到RT-Thread

bsp/ls1cdev/drivers/led.c

@@ -0,0 +1,40 @@
+// led接口
+// 使用低电平点亮led，高电平熄灭led
+
+
+#include "ls1c_gpio.h"
+
+
+// 初始化led
+// @led_gpio led所在gpio引脚
+void led_init(unsigned int led_gpio)
+{
+    gpio_init(led_gpio, gpio_mode_output);
+    gpio_set(led_gpio, gpio_level_high);        // 指示灯默认熄灭
+
+    return ;
+}
+
+
+// 点亮led
+// @led_gpio led所在gpio引脚
+void led_on(unsigned int led_gpio)
+{
+    gpio_set(led_gpio, gpio_level_low);
+
+    return ;
+}
+
+
+// 熄灭led
+// @led_gpio
+void led_off(unsigned int led_gpio)
+{
+    gpio_set(led_gpio, gpio_level_high);
+
+    return ;
+}
+
+
+
+

bsp/ls1cdev/drivers/led.h

@@ -0,0 +1,27 @@
+// led接口
+// 使用低电平点亮led，高电平熄灭led
+
+#ifndef __OPENLOONGSON_LED_H
+#define __OPENLOONGSON_LED_H
+
+
+// 初始化led
+// @led_gpio led所在gpio引脚
+void led_init(unsigned int led_gpio);
+
+
+// 点亮led
+// @led_gpio led所在gpio引脚
+void led_on(unsigned int led_gpio);
+
+
+// 熄灭led
+// @led_gpio
+void led_off(unsigned int led_gpio);
+
+
+
+
+
+#endif
+