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Diffstat (limited to 'target/linux/rdc/files/drivers/leds/leds-rdc3211.c')
-rw-r--r--target/linux/rdc/files/drivers/leds/leds-rdc3211.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/target/linux/rdc/files/drivers/leds/leds-rdc3211.c b/target/linux/rdc/files/drivers/leds/leds-rdc3211.c
new file mode 100644
index 0000000000..ae068af14f
--- /dev/null
+++ b/target/linux/rdc/files/drivers/leds/leds-rdc3211.c
@@ -0,0 +1,71 @@
+/*
+ * LED driver for RDC3211 boards
+ *
+ * Copyright 2007 Florian Fainelli <florian@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/leds.h>
+#include <linux/err.h>
+
+#include <asm/gpio.h>
+
+static void rdc321x_led_set(struct led_classdev *led_cdev, enum led_brightness brightness)
+{
+ gpio_set_value(1, brightness ? 1 : 0);
+}
+
+/* The DMZ led is at GPIO line 1 */
+static struct led_classdev rdc321x_dmz_led = {
+ .name = "rdc321x:dmz",
+ .brightness_set = rdc321x_led_set,
+};
+
+static int rdc321x_leds_probe(struct platform_device *pdev)
+{
+ return led_classdev_register(&pdev->dev, &rdc321x_dmz_led);
+}
+
+static int rdc321x_leds_remove(struct platform_device *pdev)
+{
+ led_classdev_unregister(&rdc321x_dmz_led);
+ return 0;
+}
+
+static struct platform_driver rdc321x_leds_driver = {
+ .probe = rdc321x_leds_probe,
+ .remove = rdc321x_leds_remove,
+ .driver = {
+ .name = "rdc321x-leds",
+ .owner = THIS_MODULE,
+ }
+};
+
+static int __init rdc321x_leds_init(void)
+{
+ int ret;
+
+ ret = platform_driver_register(&rdc321x_leds_driver);
+
+ return ret;
+}
+
+static void __exit rdc321x_leds_exit(void)
+{
+ platform_driver_unregister(&rdc321x_leds_driver);
+}
+
+module_init(rdc321x_leds_init);
+module_exit(rdc321x_leds_exit);
+
+MODULE_AUTHOR("Florian Fainelli <florian@openwrt.org>");
+MODULE_DESCRIPTION("RDC321x LED driver");
+MODULE_LICENSE("GPL");