#include <linux/module.h>
#include <linux/init.h>
#include <linux/i2c.h>
#include <linux/mutex.h>
#include <linux/gpio.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/ctype.h>
#include <linux/spinlock.h>
#include <linux/wait.h>
#include <linux/leds.h>
#include <linux/leds-lp5523.h>
#include <linux/workqueue.h>
#include <linux/slab.h>

Data Structures
struct	lp5523_engine

struct	lp5523_led

struct	lp5523_chip

Macros
#define	LP5523_REG_ENABLE 0x00

#define	LP5523_REG_OP_MODE 0x01

#define	LP5523_REG_RATIOMETRIC_MSB 0x02

#define	LP5523_REG_RATIOMETRIC_LSB 0x03

#define	LP5523_REG_ENABLE_LEDS_MSB 0x04

#define	LP5523_REG_ENABLE_LEDS_LSB 0x05

#define	LP5523_REG_LED_CNTRL_BASE 0x06

#define	LP5523_REG_LED_PWM_BASE 0x16

#define	LP5523_REG_LED_CURRENT_BASE 0x26

#define	LP5523_REG_CONFIG 0x36

#define	LP5523_REG_CHANNEL1_PC 0x37

#define	LP5523_REG_CHANNEL2_PC 0x38

#define	LP5523_REG_CHANNEL3_PC 0x39

#define	LP5523_REG_STATUS 0x3a

#define	LP5523_REG_GPO 0x3b

#define	LP5523_REG_VARIABLE 0x3c

#define	LP5523_REG_RESET 0x3d

#define	LP5523_REG_TEMP_CTRL 0x3e

#define	LP5523_REG_TEMP_READ 0x3f

#define	LP5523_REG_TEMP_WRITE 0x40

#define	LP5523_REG_LED_TEST_CTRL 0x41

#define	LP5523_REG_LED_TEST_ADC 0x42

#define	LP5523_REG_ENG1_VARIABLE 0x45

#define	LP5523_REG_ENG2_VARIABLE 0x46

#define	LP5523_REG_ENG3_VARIABLE 0x47

#define	LP5523_REG_MASTER_FADER1 0x48

#define	LP5523_REG_MASTER_FADER2 0x49

#define	LP5523_REG_MASTER_FADER3 0x4a

#define	LP5523_REG_CH1_PROG_START 0x4c

#define	LP5523_REG_CH2_PROG_START 0x4d

#define	LP5523_REG_CH3_PROG_START 0x4e

#define	LP5523_REG_PROG_PAGE_SEL 0x4f

#define	LP5523_REG_PROG_MEM 0x50

#define	LP5523_CMD_LOAD 0x15 /* 00010101 */

#define	LP5523_CMD_RUN 0x2a /* 00101010 */

#define	LP5523_CMD_DISABLED 0x00 /* 00000000 */

#define	LP5523_ENABLE 0x40

#define	LP5523_AUTO_INC 0x40

#define	LP5523_PWR_SAVE 0x20

#define	LP5523_PWM_PWR_SAVE 0x04

#define	LP5523_CP_1 0x08

#define	LP5523_CP_1_5 0x10

#define	LP5523_CP_AUTO 0x18

#define	LP5523_INT_CLK 0x01

#define	LP5523_AUTO_CLK 0x02

#define	LP5523_EN_LEDTEST 0x80

#define	LP5523_LEDTEST_DONE 0x80

#define	LP5523_DEFAULT_CURRENT 50 /* microAmps */

#define	LP5523_PROGRAM_LENGTH 32 /* in bytes */

#define	LP5523_PROGRAM_PAGES 6

#define	LP5523_ADC_SHORTCIRC_LIM 80

#define	LP5523_LEDS 9

#define	LP5523_ENGINES 3

#define	LP5523_ENG_MASK_BASE 0x30 /* 00110000 */

#define	LP5523_ENG_STATUS_MASK 0x07 /* 00000111 */

#define	LP5523_IRQ_FLAGS IRQF_TRIGGER_FALLING

#define	LP5523_EXT_CLK_USED 0x08

#define	LED_ACTIVE(mux, led) (!!(mux & (0x0001 << led)))

#define	SHIFT_MASK(id) (((id) - 1) * 2)

#define	show_leds(nr)

#define	store_leds(nr)

#define	store_load(nr)

#define	show_mode(nr)

#define	store_mode(nr)

Enumerations
enum	lp5523_chip_id { LP5523, LP55231 }

Functions
	show_leds (1)

	store_leds (1)

	store_load (1)

	show_mode (1)

	store_mode (1)

	MODULE_DEVICE_TABLE (i2c, lp5523_id)

	module_i2c_driver (lp5523_driver)

	MODULE_AUTHOR ("Mathias Nyman <[email protected]>")

	MODULE_DESCRIPTION ("LP5523 LED engine")

	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define LED_ACTIVE	(	mux,
		led
	)	(!!(mux & (0x0001 << led)))

Definition at line 104 of file leds-lp5523.c.

#define LP5523_ADC_SHORTCIRC_LIM 80

Definition at line 91 of file leds-lp5523.c.

#define LP5523_AUTO_CLK 0x02

Definition at line 84 of file leds-lp5523.c.

#define LP5523_AUTO_INC 0x40

Definition at line 77 of file leds-lp5523.c.

#define LP5523_CMD_DISABLED 0x00 /* 00000000 */

Definition at line 74 of file leds-lp5523.c.

#define LP5523_CMD_LOAD 0x15 /* 00010101 */

Definition at line 72 of file leds-lp5523.c.

#define LP5523_CMD_RUN 0x2a /* 00101010 */

Definition at line 73 of file leds-lp5523.c.

#define LP5523_CP_1 0x08

Definition at line 80 of file leds-lp5523.c.

#define LP5523_CP_1_5 0x10

Definition at line 81 of file leds-lp5523.c.

#define LP5523_CP_AUTO 0x18

Definition at line 82 of file leds-lp5523.c.

#define LP5523_DEFAULT_CURRENT 50 /* microAmps */

Definition at line 88 of file leds-lp5523.c.

#define LP5523_EN_LEDTEST 0x80

Definition at line 85 of file leds-lp5523.c.

#define LP5523_ENABLE 0x40

Definition at line 76 of file leds-lp5523.c.

#define LP5523_ENG_MASK_BASE 0x30 /* 00110000 */

Definition at line 96 of file leds-lp5523.c.

#define LP5523_ENG_STATUS_MASK 0x07 /* 00000111 */

Definition at line 98 of file leds-lp5523.c.

#define LP5523_ENGINES 3

Definition at line 94 of file leds-lp5523.c.

#define LP5523_EXT_CLK_USED 0x08

Definition at line 102 of file leds-lp5523.c.

#define LP5523_INT_CLK 0x01

Definition at line 83 of file leds-lp5523.c.

#define LP5523_IRQ_FLAGS IRQF_TRIGGER_FALLING

Definition at line 100 of file leds-lp5523.c.

#define LP5523_LEDS 9

Definition at line 93 of file leds-lp5523.c.

#define LP5523_LEDTEST_DONE 0x80

Definition at line 86 of file leds-lp5523.c.

#define LP5523_PROGRAM_LENGTH 32 /* in bytes */

Definition at line 89 of file leds-lp5523.c.

#define LP5523_PROGRAM_PAGES 6

Definition at line 90 of file leds-lp5523.c.

#define LP5523_PWM_PWR_SAVE 0x04

Definition at line 79 of file leds-lp5523.c.

#define LP5523_PWR_SAVE 0x20

Definition at line 78 of file leds-lp5523.c.

#define LP5523_REG_CH1_PROG_START 0x4c

Definition at line 66 of file leds-lp5523.c.

#define LP5523_REG_CH2_PROG_START 0x4d

Definition at line 67 of file leds-lp5523.c.

#define LP5523_REG_CH3_PROG_START 0x4e

Definition at line 68 of file leds-lp5523.c.

#define LP5523_REG_CHANNEL1_PC 0x37

Definition at line 48 of file leds-lp5523.c.

#define LP5523_REG_CHANNEL2_PC 0x38

Definition at line 49 of file leds-lp5523.c.

#define LP5523_REG_CHANNEL3_PC 0x39

Definition at line 50 of file leds-lp5523.c.

#define LP5523_REG_CONFIG 0x36

Definition at line 47 of file leds-lp5523.c.

#define LP5523_REG_ENABLE 0x00

Definition at line 38 of file leds-lp5523.c.

#define LP5523_REG_ENABLE_LEDS_LSB 0x05

Definition at line 43 of file leds-lp5523.c.

#define LP5523_REG_ENABLE_LEDS_MSB 0x04

Definition at line 42 of file leds-lp5523.c.

#define LP5523_REG_ENG1_VARIABLE 0x45

Definition at line 60 of file leds-lp5523.c.

#define LP5523_REG_ENG2_VARIABLE 0x46

Definition at line 61 of file leds-lp5523.c.

#define LP5523_REG_ENG3_VARIABLE 0x47

Definition at line 62 of file leds-lp5523.c.

#define LP5523_REG_GPO 0x3b

Definition at line 52 of file leds-lp5523.c.

#define LP5523_REG_LED_CNTRL_BASE 0x06

Definition at line 44 of file leds-lp5523.c.

#define LP5523_REG_LED_CURRENT_BASE 0x26

Definition at line 46 of file leds-lp5523.c.

#define LP5523_REG_LED_PWM_BASE 0x16

Definition at line 45 of file leds-lp5523.c.

#define LP5523_REG_LED_TEST_ADC 0x42

Definition at line 59 of file leds-lp5523.c.

#define LP5523_REG_LED_TEST_CTRL 0x41

Definition at line 58 of file leds-lp5523.c.

#define LP5523_REG_MASTER_FADER1 0x48

Definition at line 63 of file leds-lp5523.c.

#define LP5523_REG_MASTER_FADER2 0x49

Definition at line 64 of file leds-lp5523.c.

#define LP5523_REG_MASTER_FADER3 0x4a

Definition at line 65 of file leds-lp5523.c.

#define LP5523_REG_OP_MODE 0x01

Definition at line 39 of file leds-lp5523.c.

#define LP5523_REG_PROG_MEM 0x50

Definition at line 70 of file leds-lp5523.c.

#define LP5523_REG_PROG_PAGE_SEL 0x4f

Definition at line 69 of file leds-lp5523.c.

#define LP5523_REG_RATIOMETRIC_LSB 0x03

Definition at line 41 of file leds-lp5523.c.

#define LP5523_REG_RATIOMETRIC_MSB 0x02

Definition at line 40 of file leds-lp5523.c.

#define LP5523_REG_RESET 0x3d

Definition at line 54 of file leds-lp5523.c.

#define LP5523_REG_STATUS 0x3a

Definition at line 51 of file leds-lp5523.c.

#define LP5523_REG_TEMP_CTRL 0x3e

Definition at line 55 of file leds-lp5523.c.

#define LP5523_REG_TEMP_READ 0x3f

Definition at line 56 of file leds-lp5523.c.

#define LP5523_REG_TEMP_WRITE 0x40

Definition at line 57 of file leds-lp5523.c.

#define LP5523_REG_VARIABLE 0x3c

Definition at line 53 of file leds-lp5523.c.

#define SHIFT_MASK ( id ) (((id) - 1) * 2)

Definition at line 105 of file leds-lp5523.c.

#define show_leds ( nr )

Value:

static ssize_t show_engine##nr##_leds(struct device *dev,       \
                struct device_attribute *attr,      \
                char *buf)                  \
{                                   \
    return show_engine_leds(dev, attr, buf, nr);            \
}

Definition at line 393 of file leds-lp5523.c.

#define show_mode ( nr )

Value:

static ssize_t show_engine##nr##_mode(struct device *dev,       \
                    struct device_attribute *attr,  \
                    char *buf)              \
{                                   \
    return show_engine_mode(dev, attr, buf, nr);            \
}

Definition at line 627 of file leds-lp5523.c.

#define store_leds ( nr )

Value:

static ssize_t store_engine##nr##_leds(struct device *dev,  \
                 struct device_attribute *attr, \
                 const char *buf, size_t len)   \
{                               \
    return store_engine_leds(dev, attr, buf, len, nr);  \
}

Definition at line 430 of file leds-lp5523.c.

#define store_load ( nr )

Value:

static ssize_t store_engine##nr##_load(struct device *dev,      \
                     struct device_attribute *attr, \
                     const char *buf, size_t len)   \
{                                   \
    return store_engine_load(dev, attr, buf, len, nr);      \
}

Definition at line 598 of file leds-lp5523.c.

#define store_mode ( nr )

Value:

static ssize_t store_engine##nr##_mode(struct device *dev,      \
                     struct device_attribute *attr, \
                     const char *buf, size_t len)   \
{                                   \
    return store_engine_mode(dev, attr, buf, len, nr);      \
}

Definition at line 658 of file leds-lp5523.c.

Enumeration Type Documentation

enum lp5523_chip_id

Enumerator:

LP5523
LP55231

Definition at line 107 of file leds-lp5523.c.

Function Documentation

MODULE_AUTHOR ( "Mathias Nyman <[email protected]>" )

MODULE_DESCRIPTION ( "LP5523 LED engine" )

MODULE_DEVICE_TABLE	(	i2c	,
		lp5523_id
	)

module_i2c_driver ( lp5523_driver )

MODULE_LICENSE ( "GPL" )

show_leds ( 1 )

Definition at line 400 of file leds-lp5523.c.

show_mode ( 1 )

Definition at line 634 of file leds-lp5523.c.

store_leds ( 1 )

Definition at line 437 of file leds-lp5523.c.

store_load ( 1 )

Definition at line 605 of file leds-lp5523.c.

store_mode ( 1 )

Definition at line 665 of file leds-lp5523.c.

Data Structures

Macros

Enumerations

Functions

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation