diff options
Diffstat (limited to 'target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c')
| -rw-r--r-- | target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c | 56 |
1 files changed, 22 insertions, 34 deletions
diff --git a/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c b/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c index 090516c..7efc032 100644 --- a/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c +++ b/target/linux/ifxmips/files/drivers/leds/leds-ifxmips.c @@ -25,65 +25,61 @@ #include <linux/fs.h> #include <linux/init.h> #include <linux/platform_device.h> -#include <asm/uaccess.h> -#include <asm/unistd.h> +#include <linux/uaccess.h> +#include <linux/unistd.h> #include <linux/errno.h> +#include <linux/leds.h> +#include <linux/delay.h> + #include <asm/ifxmips/ifxmips.h> #include <asm/ifxmips/ifxmips_gpio.h> #include <asm/ifxmips/ifxmips_pmu.h> -#include <linux/leds.h> -#include <linux/delay.h> -#define DRVNAME "ifxmips_led" +#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_SPEED IFXMIPS_LED_8HZ #define IFXMIPS_LED_GPIO_PORT 0 -#define IFXMIPS_MAX_LED 24 +#define IFXMIPS_MAX_LED 24 struct ifxmips_led { struct led_classdev cdev; u8 bit; }; -void -ifxmips_led_set (unsigned int led) +void ifxmips_led_set (unsigned int led) { led &= 0xffffff; ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CPU0) | led, IFXMIPS_LED_CPU0); } EXPORT_SYMBOL(ifxmips_led_set); -void -ifxmips_led_clear (unsigned int led) +void ifxmips_led_clear (unsigned int led) { led = ~(led & 0xffffff); ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CPU0) & led, IFXMIPS_LED_CPU0); } EXPORT_SYMBOL(ifxmips_led_clear); -void -ifxmips_led_blink_set (unsigned int led) +void ifxmips_led_blink_set (unsigned int led) { led &= 0xffffff; ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) | led, IFXMIPS_LED_CON0); } EXPORT_SYMBOL(ifxmips_led_blink_set); -void -ifxmips_led_blink_clear (unsigned int led) +void ifxmips_led_blink_clear (unsigned int led) { led = ~(led & 0xffffff); ifxmips_w32(ifxmips_r32(IFXMIPS_LED_CON0) & led, IFXMIPS_LED_CON0); } EXPORT_SYMBOL(ifxmips_led_blink_clear); -void -ifxmips_ledapi_set(struct led_classdev *led_cdev, enum led_brightness value) +void ifxmips_ledapi_set(struct led_classdev *led_cdev, enum led_brightness value) { struct ifxmips_led *led_dev = container_of(led_cdev, struct ifxmips_led, cdev); @@ -93,14 +89,12 @@ ifxmips_ledapi_set(struct led_classdev *led_cdev, enum led_brightness value) ifxmips_led_clear(1 << led_dev->bit); } -void -ifxmips_led_setup_gpio (void) +void ifxmips_led_setup_gpio (void) { int i = 0; /* we need to setup pins SH,D,ST (4,5,6) */ - for (i = 4; i < 7; i++) - { + for (i = 4; i < 7; i++) { ifxmips_port_set_altsel0(IFXMIPS_LED_GPIO_PORT, i); ifxmips_port_clear_altsel1(IFXMIPS_LED_GPIO_PORT, i); ifxmips_port_set_dir_out(IFXMIPS_LED_GPIO_PORT, i); @@ -108,8 +102,7 @@ ifxmips_led_setup_gpio (void) } } -static int -ifxmips_led_probe(struct platform_device *dev) +static int ifxmips_led_probe(struct platform_device *dev) { int i = 0; @@ -142,12 +135,11 @@ ifxmips_led_probe(struct platform_device *dev) /* per default, the leds are turned on */ ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_LED); - for(i = 0; i < IFXMIPS_MAX_LED; i++) - { + for (i = 0; i < IFXMIPS_MAX_LED; i++) { struct ifxmips_led *tmp = kzalloc(sizeof(struct ifxmips_led), GFP_KERNEL); tmp->cdev.brightness_set = ifxmips_ledapi_set; tmp->cdev.name = kmalloc(sizeof("ifxmips:led:00"), GFP_KERNEL); - sprintf((char*)tmp->cdev.name, "ifxmips:led:%02d", i); + sprintf((char *)tmp->cdev.name, "ifxmips:led:%02d", i); tmp->cdev.default_trigger = NULL; tmp->bit = i; led_classdev_register(&dev->dev, &tmp->cdev); @@ -156,14 +148,12 @@ ifxmips_led_probe(struct platform_device *dev) return 0; } -static int -ifxmips_led_remove(struct platform_device *pdev) +static int ifxmips_led_remove(struct platform_device *pdev) { return 0; } -static struct -platform_driver ifxmips_led_driver = { +static struct platform_driver ifxmips_led_driver = { .probe = ifxmips_led_probe, .remove = ifxmips_led_remove, .driver = { @@ -172,8 +162,7 @@ platform_driver ifxmips_led_driver = { }, }; -int __init -ifxmips_led_init (void) +int __init ifxmips_led_init (void) { int ret = platform_driver_register(&ifxmips_led_driver); if (ret) @@ -182,8 +171,7 @@ ifxmips_led_init (void) return ret; } -void __exit -ifxmips_led_exit (void) +void __exit ifxmips_led_exit (void) { platform_driver_unregister(&ifxmips_led_driver); } |