diff options
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/ifxmips/files/drivers/char/ifxmips_led.c | 78 |
1 files changed, 53 insertions, 25 deletions
diff --git a/target/linux/ifxmips/files/drivers/char/ifxmips_led.c b/target/linux/ifxmips/files/drivers/char/ifxmips_led.c index b0b8e82899..15c173b082 100644 --- a/target/linux/ifxmips/files/drivers/char/ifxmips_led.c +++ b/target/linux/ifxmips/files/drivers/char/ifxmips_led.c @@ -24,6 +24,7 @@ #include <linux/types.h> #include <linux/fs.h> #include <linux/init.h> +#include <linux/platform_device.h> #include <asm/uaccess.h> #include <asm/unistd.h> #include <linux/errno.h> @@ -31,12 +32,14 @@ #include <asm/ifxmips/ifxmips_gpio.h> #include <asm/ifxmips/ifxmips_pmu.h> -#define IFXMIPS_LED_CLK_EDGE IFXMIPS_LED_FALLING +#define DRVNAME "ifxmips_led" + +#define IFXMIPS_LED_CLK_EDGE IFXMIPS_LED_FALLING //#define IFXMIPS_LED_CLK_EDGE IFXMIPS_LED_RISING #define IFXMIPS_LED_SPEED IFXMIPS_LED_8HZ -#define IFXMIPS_LED_GPIO_PORT 0 +#define IFXMIPS_LED_GPIO_PORT 0 static int ifxmips_led_major; @@ -118,27 +121,8 @@ static struct file_operations ifxmips_led_fops = { .release = led_release }; - -/* -Map for LED on reference board - WLAN_READ LED11 OUT1 15 - WARNING LED12 OUT2 14 - FXS1_LINK LED13 OUT3 13 - FXS2_LINK LED14 OUT4 12 - FXO_ACT LED15 OUT5 11 - USB_LINK LED16 OUT6 10 - ADSL2_LINK LED19 OUT7 9 - BT_LINK LED17 OUT8 8 - SD_LINK LED20 OUT9 7 - ADSL2_TRAFFIC LED31 OUT16 0 -Map for hardware relay on reference board - USB Power On OUT11 5 - RELAY OUT12 4 -*/ - - -int __init -ifxmips_led_init (void) +static int +ifxmips_led_probe(struct platform_device *dev) { int ret = 0; @@ -181,16 +165,60 @@ ifxmips_led_init (void) goto out; } - printk(KERN_INFO "ifxmips_led : device registered on major %d\n", ifxmips_led_major); + printk(KERN_INFO "ifxmips_led: device successfully initialized #%d.\n", ifxmips_led_major); out: return ret; } +static int +ifxmips_led_remove(struct platform_device *pdev) +{ + unregister_chrdev(ifxmips_led_major, "ifxmips_led"); + return 0; +} + +static struct +platform_driver ifxmips_led_driver = { + .probe = ifxmips_led_probe, + .remove = ifxmips_led_remove, + .driver = { + .name = DRVNAME, + .owner = THIS_MODULE, + }, +}; + +/* +Map for LED on reference board + WLAN_READ LED11 OUT1 15 + WARNING LED12 OUT2 14 + FXS1_LINK LED13 OUT3 13 + FXS2_LINK LED14 OUT4 12 + FXO_ACT LED15 OUT5 11 + USB_LINK LED16 OUT6 10 + ADSL2_LINK LED19 OUT7 9 + BT_LINK LED17 OUT8 8 + SD_LINK LED20 OUT9 7 + ADSL2_TRAFFIC LED31 OUT16 0 +Map for hardware relay on reference board + USB Power On OUT11 5 + RELAY OUT12 4 +*/ + +int __init +ifxmips_led_init (void) +{ + int ret = platform_driver_register(&ifxmips_led_driver); + if (ret) + printk(KERN_INFO "ifxmips_led: Error registering platfom driver!"); + + return ret; +} + void __exit ifxmips_led_exit (void) { - unregister_chrdev(ifxmips_led_major, "ifxmips_led"); + platform_driver_unregister(&ifxmips_led_driver); } module_init(ifxmips_led_init); |