leds-lp3944.c File Reference

#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/slab.h>
#include <linux/leds.h>
#include <linux/mutex.h>
#include <linux/workqueue.h>
#include <linux/leds-lp3944.h>

Go to the source code of this file.

Data Structures
struct	lp3944_led_data
struct	lp3944_data

Macros
#define	LP3944_REG_INPUT1   0x00 /* LEDs 0-7 InputRegister (Read Only) */
#define	LP3944_REG_REGISTER1   0x01 /* None (Read Only) */
#define	LP3944_REG_PSC0   0x02 /* Frequency Prescaler 0 (R/W) */
#define	LP3944_REG_PWM0   0x03 /* PWM Register 0 (R/W) */
#define	LP3944_REG_PSC1   0x04 /* Frequency Prescaler 1 (R/W) */
#define	LP3944_REG_PWM1   0x05 /* PWM Register 1 (R/W) */
#define	LP3944_REG_LS0   0x06 /* LEDs 0-3 Selector (R/W) */
#define	LP3944_REG_LS1   0x07 /* LEDs 4-7 Selector (R/W) */
#define	LP3944_REG_REGISTER8   0x08
#define	LP3944_REG_REGISTER9   0x09
#define	LP3944_DIM0   0
#define	LP3944_DIM1   1
#define	LP3944_PERIOD_MIN   0
#define	LP3944_PERIOD_MAX   1600
#define	LP3944_DUTY_CYCLE_MIN   0
#define	LP3944_DUTY_CYCLE_MAX   100
#define	ldev_to_led(c)   container_of(c, struct lp3944_led_data, ldev)

Functions
	MODULE_DEVICE_TABLE (i2c, lp3944_id)
	module_i2c_driver (lp3944_driver)
	MODULE_AUTHOR ("Antonio Ospite <[email protected]>")
	MODULE_DESCRIPTION ("LP3944 Fun Light Chip")
	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define ldev_to_led

(

c

)

container_of(c, struct lp3944_led_data, ldev)

Definition at line 65 of file leds-lp3944.c.

#define LP3944_DIM0   0

Definition at line 54 of file leds-lp3944.c.

#define LP3944_DIM1   1

Definition at line 55 of file leds-lp3944.c.

#define LP3944_DUTY_CYCLE_MAX   100

Definition at line 63 of file leds-lp3944.c.

#define LP3944_DUTY_CYCLE_MIN   0

Definition at line 62 of file leds-lp3944.c.

#define LP3944_PERIOD_MAX   1600

Definition at line 59 of file leds-lp3944.c.

#define LP3944_PERIOD_MIN   0

Definition at line 58 of file leds-lp3944.c.

#define LP3944_REG_INPUT1   0x00 /* LEDs 0-7 InputRegister (Read Only) */

Definition at line 38 of file leds-lp3944.c.

#define LP3944_REG_LS0   0x06 /* LEDs 0-3 Selector (R/W) */

Definition at line 45 of file leds-lp3944.c.

#define LP3944_REG_LS1   0x07 /* LEDs 4-7 Selector (R/W) */

Definition at line 46 of file leds-lp3944.c.

#define LP3944_REG_PSC0   0x02 /* Frequency Prescaler 0 (R/W) */

Definition at line 41 of file leds-lp3944.c.

#define LP3944_REG_PSC1   0x04 /* Frequency Prescaler 1 (R/W) */

Definition at line 43 of file leds-lp3944.c.

#define LP3944_REG_PWM0   0x03 /* PWM Register 0 (R/W) */

Definition at line 42 of file leds-lp3944.c.

#define LP3944_REG_PWM1   0x05 /* PWM Register 1 (R/W) */

Definition at line 44 of file leds-lp3944.c.

#define LP3944_REG_REGISTER1   0x01 /* None (Read Only) */

Definition at line 39 of file leds-lp3944.c.

#define LP3944_REG_REGISTER8   0x08

Definition at line 51 of file leds-lp3944.c.

#define LP3944_REG_REGISTER9   0x09

Definition at line 52 of file leds-lp3944.c.

Function Documentation

MODULE_AUTHOR

(

"Antonio Ospite <[email protected]>"

)

MODULE_DESCRIPTION

(

"LP3944 Fun Light Chip"

)

MODULE_DEVICE_TABLE	(	i2c	,
		lp3944_id
	)

module_i2c_driver

(

lp3944_driver

)

MODULE_LICENSE

(

"GPL"

)