GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/bootloader/u-boot-2020.01/board/st/stm32f429-discovery/led.c

@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <kamil.lulko@gmail.com>
+ */
+
+#include <common.h>
+#include <status_led.h>
+#include <asm-generic/gpio.h>
+
+void coloured_LED_init(void)
+{
+	gpio_request(CONFIG_RED_LED, "red led");
+	gpio_direction_output(CONFIG_RED_LED, 0);
+	gpio_request(CONFIG_GREEN_LED, "green led");
+	gpio_direction_output(CONFIG_GREEN_LED, 0);
+}
+
+void red_led_off(void)
+{
+	gpio_set_value(CONFIG_RED_LED, 0);
+}
+
+void green_led_off(void)
+{
+	gpio_set_value(CONFIG_GREEN_LED, 0);
+}
+
+void red_led_on(void)
+{
+	gpio_set_value(CONFIG_RED_LED, 1);
+}
+
+void green_led_on(void)
+{
+	gpio_set_value(CONFIG_GREEN_LED, 1);
+}