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Code

make ifxmips led driver a platform device

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@9920 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
blogic 2007-12-25 12:04:08 +00:00
parent 7654e9a419
commit 7c0deb5e1c
1 changed files with 53 additions and 25 deletions
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78
target/linux/ifxmips/files/drivers/char/ifxmips_led.c
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@ -24,6 +24,7 @@
#include <linux/types.h> #include <linux/types.h>
#include <linux/fs.h> #include <linux/fs.h>
#include <linux/init.h> #include <linux/init.h>
#include <linux/platform_device.h>
#include <asm/uaccess.h> #include <asm/uaccess.h>
#include <asm/unistd.h> #include <asm/unistd.h>
#include <linux/errno.h> #include <linux/errno.h>
@ -31,12 +32,14 @@
#include <asm/ifxmips/ifxmips_gpio.h> #include <asm/ifxmips/ifxmips_gpio.h>
#include <asm/ifxmips/ifxmips_pmu.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_CLK_EDGE IFXMIPS_LED_RISING
#define IFXMIPS_LED_SPEED IFXMIPS_LED_8HZ #define IFXMIPS_LED_SPEED IFXMIPS_LED_8HZ
#define IFXMIPS_LED_GPIO_PORT 0 #define IFXMIPS_LED_GPIO_PORT 0
static int ifxmips_led_major; static int ifxmips_led_major;
@ -118,27 +121,8 @@ static struct file_operations ifxmips_led_fops = {
.release = led_release .release = led_release
}; };
static int
/* ifxmips_led_probe(struct platform_device *dev)
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 = 0; int ret = 0;
@ -181,16 +165,60 @@ ifxmips_led_init (void)
goto out; 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: out:
return ret; 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 void __exit
ifxmips_led_exit (void) ifxmips_led_exit (void)
{ {
unregister_chrdev(ifxmips_led_major, "ifxmips_led"); platform_driver_unregister(&ifxmips_led_driver);
} }
module_init(ifxmips_led_init); module_init(ifxmips_led_init);