From 47ef8de2605ee325507e867ebb99bb3aade23f22 Mon Sep 17 00:00:00 2001 From: florian Date: Mon, 6 Aug 2007 14:15:57 +0000 Subject: Add generic gpio support to rdc, convert the led driver to be a platform driver, need to convert the flash driver as well git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8348 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../rdc-2.6/files/drivers/leds/leds-rdc3211.c | 87 +++++++--------------- 1 file changed, 27 insertions(+), 60 deletions(-) (limited to 'target/linux/rdc-2.6/files/drivers') diff --git a/target/linux/rdc-2.6/files/drivers/leds/leds-rdc3211.c b/target/linux/rdc-2.6/files/drivers/leds/leds-rdc3211.c index b98b43a5b..b45a10e0a 100644 --- a/target/linux/rdc-2.6/files/drivers/leds/leds-rdc3211.c +++ b/target/linux/rdc-2.6/files/drivers/leds/leds-rdc3211.c @@ -10,100 +10,67 @@ */ #include +#include #include #include #include #include +#include #include +#include -#define LED_VAL 0x8000384C // the data ofset of gpio 0~30 +int gpio; +module_param(gpio, int, 0444); +MODULE_PARM_DESC(gpio, " GPIO line"); -static struct platform_device *pdev; - -static void rdc3211_led_set(struct led_classdev *led_cdev, enum led_brightness brightness) +static void rdc321x_led_set(struct led_classdev *led_cdev, enum led_brightness brightness) { - unsigned long ul_ledstat = 0xffffffff; - unsigned long led_bit = 1 << (led_cdev->flags); - - if (brightness) - ul_ledstat &= ~led_bit; - else - ul_ledstat|= led_bit; - - outl(LED_VAL, 0xcf8); - outl(ul_ledstat, 0xcfc); + gpio_set_value(gpio, brightness ? 1 : 0); } -static struct led_classdev rdc3211_power_led = { - .name = "rdc3211:power", - .flags = 15, - .brightness_set = rdc3211_led_set, +static struct led_classdev rdc321x_dmz_led = { + .name = "rdc321x:dmz", + .brightness_set = rdc321x_led_set, }; -static struct led_classdev rdc3211_dmz_led = { - .name = "rdc3211:dmz", - .flags = 16, - .brightness_set = rdc3211_led_set, -}; - -static int rdc3211_leds_probe(struct platform_device *pdev) +static int rdc321x_leds_probe(struct platform_device *pdev) { - int ret; - - ret = led_classdev_register(&pdev->dev, &rdc3211_power_led); - if (ret < 0) - return ret; - - ret = led_classdev_register(&pdev->dev, &rdc3211_dmz_led); - if (ret < 0) - led_classdev_unregister(&rdc3211_power_led); - - return ret; + return led_classdev_register(&pdev->dev, &rdc321x_dmz_led); } -static int rdc3211_leds_remove(struct platform_device *pdev) +static int rdc321x_leds_remove(struct platform_device *pdev) { - led_classdev_unregister(&rdc3211_power_led); - led_classdev_unregister(&rdc3211_dmz_led); + led_classdev_unregister(&rdc321x_dmz_led); return 0; } -static struct platform_driver rdc3211_leds_driver = { - .probe = rdc3211_leds_probe, - .remove = rdc3211_leds_remove, +static struct platform_driver rdc321x_leds_driver = { + .probe = rdc321x_leds_probe, + .remove = rdc321x_leds_remove, .driver = { - .name = "rdc3211-leds", + .name = "rdc321x-leds", + .owner = THIS_MODULE, } }; -static int __init rdc3211_leds_init(void) +static int __init rdc321x_leds_init(void) { int ret; - ret = platform_driver_register(&rdc3211_leds_driver); - if (ret < 0) - goto out; - - pdev = platform_device_register_simple("rdc3211-leds", -1, NULL, 0); - if (IS_ERR(pdev)) { - ret = PTR_ERR(pdev); - platform_driver_unregister(&rdc3211_leds_driver); - goto out; - } + ret = platform_driver_register(&rdc321x_leds_driver); -out: return ret; } -static void __exit rdc3211_leds_exit(void) +static void __exit rdc321x_leds_exit(void) { - platform_driver_unregister(&rdc3211_leds_driver); + platform_driver_unregister(&rdc321x_leds_driver); } -module_init(rdc3211_leds_init); -module_exit(rdc3211_leds_exit); +module_init(rdc321x_leds_init); +module_exit(rdc321x_leds_exit); MODULE_AUTHOR("Florian Fainelli "); -MODULE_DESCRIPTION("RDC3211 LED driver"); +MODULE_DESCRIPTION("RDC321x LED driver"); MODULE_LICENSE("GPL"); -- cgit v1.2.3