Contributors: 8
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Yoichi Yuasa |
142 |
58.44% |
1 |
11.11% |
| Florian Fainelli |
81 |
33.33% |
2 |
22.22% |
| Axel Lin |
7 |
2.88% |
1 |
11.11% |
| Jingoo Han |
6 |
2.47% |
1 |
11.11% |
| H Hartley Sweeten |
3 |
1.23% |
1 |
11.11% |
| Vaishali Thakkar |
2 |
0.82% |
1 |
11.11% |
| Olaf Hering |
1 |
0.41% |
1 |
11.11% |
| Thomas Gleixner |
1 |
0.41% |
1 |
11.11% |
| Total |
243 |
|
9 |
|
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2006 - Florian Fainelli <florian@openwrt.org>
*
* Control the Cobalt Qube/RaQ front LED
*/
#include <linux/io.h>
#include <linux/ioport.h>
#include <linux/leds.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/types.h>
#define LED_FRONT_LEFT 0x01
#define LED_FRONT_RIGHT 0x02
static void __iomem *led_port;
static u8 led_value;
static void qube_front_led_set(struct led_classdev *led_cdev,
enum led_brightness brightness)
{
if (brightness)
led_value = LED_FRONT_LEFT | LED_FRONT_RIGHT;
else
led_value = ~(LED_FRONT_LEFT | LED_FRONT_RIGHT);
writeb(led_value, led_port);
}
static struct led_classdev qube_front_led = {
.name = "qube::front",
.brightness = LED_FULL,
.brightness_set = qube_front_led_set,
.default_trigger = "default-on",
};
static int cobalt_qube_led_probe(struct platform_device *pdev)
{
struct resource *res;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -EBUSY;
led_port = devm_ioremap(&pdev->dev, res->start, resource_size(res));
if (!led_port)
return -ENOMEM;
led_value = LED_FRONT_LEFT | LED_FRONT_RIGHT;
writeb(led_value, led_port);
return devm_led_classdev_register(&pdev->dev, &qube_front_led);
}
static struct platform_driver cobalt_qube_led_driver = {
.probe = cobalt_qube_led_probe,
.driver = {
.name = "cobalt-qube-leds",
},
};
module_platform_driver(cobalt_qube_led_driver);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Front LED support for Cobalt Server");
MODULE_AUTHOR("Florian Fainelli <florian@openwrt.org>");
MODULE_ALIAS("platform:cobalt-qube-leds");