include/linux/mfd/adp5520.h - third_party/kernel - Git at Google


            
            /* SPDX-License-Identifier: GPL-2.0-or-later */

            
            /*

            
             * Definitions and platform data for Analog Devices

            
             * ADP5520/ADP5501 MFD PMICs (Backlight, LED, GPIO and Keys)

            
             *

            
             * Copyright 2009 Analog Devices Inc.

            
             */


            #ifndef __LINUX_MFD_ADP5520_H

            
            #define __LINUX_MFD_ADP5520_H


            #define ID_ADP5520		5520

            
            #define ID_ADP5501		5501


            /*

            
             * ADP5520/ADP5501 Register Map

            
             */


            #define ADP5520_MODE_STATUS 		0x00

            
            #define ADP5520_INTERRUPT_ENABLE 	0x01

            
            #define ADP5520_BL_CONTROL 		0x02

            
            #define ADP5520_BL_TIME 		0x03

            
            #define ADP5520_BL_FADE 		0x04

            
            #define ADP5520_DAYLIGHT_MAX 		0x05

            
            #define ADP5520_DAYLIGHT_DIM 		0x06

            
            #define ADP5520_OFFICE_MAX 		0x07

            
            #define ADP5520_OFFICE_DIM 		0x08

            
            #define ADP5520_DARK_MAX 		0x09

            
            #define ADP5520_DARK_DIM 		0x0A

            
            #define ADP5520_BL_VALUE 		0x0B

            
            #define ADP5520_ALS_CMPR_CFG 		0x0C

            
            #define ADP5520_L2_TRIP 		0x0D

            
            #define ADP5520_L2_HYS 			0x0E

            
            #define ADP5520_L3_TRIP 		0x0F

            
            #define ADP5520_L3_HYS 			0x10

            
            #define ADP5520_LED_CONTROL 		0x11

            
            #define ADP5520_LED_TIME 		0x12

            
            #define ADP5520_LED_FADE 		0x13

            
            #define ADP5520_LED1_CURRENT 		0x14

            
            #define ADP5520_LED2_CURRENT 		0x15

            
            #define ADP5520_LED3_CURRENT 		0x16


            /*

            
             * ADP5520 Register Map

            
             */


            #define ADP5520_GPIO_CFG_1 		0x17

            
            #define ADP5520_GPIO_CFG_2 		0x18

            
            #define ADP5520_GPIO_IN 		0x19

            
            #define ADP5520_GPIO_OUT 		0x1A

            
            #define ADP5520_GPIO_INT_EN 		0x1B

            
            #define ADP5520_GPIO_INT_STAT 		0x1C

            
            #define ADP5520_GPIO_INT_LVL 		0x1D

            
            #define ADP5520_GPIO_DEBOUNCE 		0x1E

            
            #define ADP5520_GPIO_PULLUP 		0x1F

            
            #define ADP5520_KP_INT_STAT_1 		0x20

            
            #define ADP5520_KP_INT_STAT_2 		0x21

            
            #define ADP5520_KR_INT_STAT_1 		0x22

            
            #define ADP5520_KR_INT_STAT_2 		0x23

            
            #define ADP5520_KEY_STAT_1 		0x24

            
            #define ADP5520_KEY_STAT_2 		0x25


            /*

            
             * MODE_STATUS bits

            
             */


            #define ADP5520_nSTNBY		(1 << 7)

            
            #define ADP5520_BL_EN           (1 << 6)

            
            #define ADP5520_DIM_EN          (1 << 5)

            
            #define ADP5520_OVP_INT         (1 << 4)

            
            #define ADP5520_CMPR_INT        (1 << 3)

            
            #define ADP5520_GPI_INT         (1 << 2)

            
            #define ADP5520_KR_INT          (1 << 1)

            
            #define ADP5520_KP_INT          (1 << 0)


            /*

            
             * INTERRUPT_ENABLE bits

            
             */


            #define ADP5520_AUTO_LD_EN      (1 << 4)

            
            #define ADP5520_CMPR_IEN        (1 << 3)

            
            #define ADP5520_OVP_IEN         (1 << 2)

            
            #define ADP5520_KR_IEN          (1 << 1)

            
            #define ADP5520_KP_IEN          (1 << 0)


            /*

            
             * BL_CONTROL bits

            
             */


            #define ADP5520_BL_LVL          ((x) << 5)

            
            #define ADP5520_BL_LAW          ((x) << 4)

            
            #define ADP5520_BL_AUTO_ADJ     (1 << 3)

            
            #define ADP5520_OVP_EN          (1 << 2)

            
            #define ADP5520_FOVR            (1 << 1)

            
            #define ADP5520_KP_BL_EN        (1 << 0)


            /*

            
             * ALS_CMPR_CFG bits

            
             */


            #define ADP5520_L3_OUT		(1 << 3)

            
            #define ADP5520_L2_OUT		(1 << 2)

            
            #define ADP5520_L3_EN		(1 << 1)


            #define ADP5020_MAX_BRIGHTNESS	0x7F


            #define FADE_VAL(in, out)	((0xF & (in)) | ((0xF & (out)) << 4))

            
            #define BL_CTRL_VAL(law, auto)	(((1 & (auto)) << 3) | ((0x3 & (law)) << 4))

            
            #define ALS_CMPR_CFG_VAL(filt, l3_en)	(((0x7 & filt) << 5) | l3_en)


            /*

            
             * LEDs subdevice bits and masks

            
             */


            #define ADP5520_01_MAXLEDS 3


            #define ADP5520_FLAG_LED_MASK 		0x3

            
            #define ADP5520_FLAG_OFFT_SHIFT 	8

            
            #define ADP5520_FLAG_OFFT_MASK 		0x3


            #define ADP5520_R3_MODE		(1 << 5)

            
            #define ADP5520_C3_MODE		(1 << 4)

            
            #define ADP5520_LED_LAW		(1 << 3)

            
            #define ADP5520_LED3_EN		(1 << 2)

            
            #define ADP5520_LED2_EN		(1 << 1)

            
            #define ADP5520_LED1_EN		(1 << 0)


            /*

            
             * GPIO subdevice bits and masks

            
             */


            #define ADP5520_MAXGPIOS	8


            #define ADP5520_GPIO_C3		(1 << 7)	/* LED2 or GPIO7 aka C3 */

            
            #define ADP5520_GPIO_C2		(1 << 6)

            
            #define ADP5520_GPIO_C1		(1 << 5)

            
            #define ADP5520_GPIO_C0		(1 << 4)

            
            #define ADP5520_GPIO_R3		(1 << 3)	/* LED3 or GPIO3 aka R3 */

            
            #define ADP5520_GPIO_R2		(1 << 2)

            
            #define ADP5520_GPIO_R1		(1 << 1)

            
            #define ADP5520_GPIO_R0		(1 << 0)


            struct adp5520_gpio_platform_data {

            
            	unsigned gpio_start;

            
            	u8 gpio_en_mask;

            
            	u8 gpio_pullup_mask;

            
            };


            /*

            
             * Keypad subdevice bits and masks

            
             */


            #define ADP5520_MAXKEYS	16


            #define ADP5520_COL_C3 		(1 << 7)	/* LED2 or GPIO7 aka C3 */

            
            #define ADP5520_COL_C2		(1 << 6)

            
            #define ADP5520_COL_C1		(1 << 5)

            
            #define ADP5520_COL_C0		(1 << 4)

            
            #define ADP5520_ROW_R3		(1 << 3)	/* LED3 or GPIO3 aka R3 */

            
            #define ADP5520_ROW_R2		(1 << 2)

            
            #define ADP5520_ROW_R1		(1 << 1)

            
            #define ADP5520_ROW_R0		(1 << 0)


            #define ADP5520_KEY(row, col) (col + row * 4)

            
            #define ADP5520_KEYMAPSIZE	ADP5520_MAXKEYS


            struct adp5520_keys_platform_data {

            
            	int rows_en_mask;		/* Number of rows */

            
            	int cols_en_mask;		/* Number of columns */

            
            	const unsigned short *keymap;	/* Pointer to keymap */

            
            	unsigned short keymapsize;	/* Keymap size */

            
            	unsigned repeat:1;		/* Enable key repeat */

            
            };


            /*

            
             * LEDs subdevice platform data

            
             */


            #define FLAG_ID_ADP5520_LED1_ADP5501_LED0 	1	/* ADP5520 PIN ILED */

            
            #define FLAG_ID_ADP5520_LED2_ADP5501_LED1 	2	/* ADP5520 PIN C3 */

            
            #define FLAG_ID_ADP5520_LED3_ADP5501_LED2 	3	/* ADP5520 PIN R3 */


            #define ADP5520_LED_DIS_BLINK	(0 << ADP5520_FLAG_OFFT_SHIFT)

            
            #define ADP5520_LED_OFFT_600ms	(1 << ADP5520_FLAG_OFFT_SHIFT)

            
            #define ADP5520_LED_OFFT_800ms	(2 << ADP5520_FLAG_OFFT_SHIFT)

            
            #define ADP5520_LED_OFFT_1200ms	(3 << ADP5520_FLAG_OFFT_SHIFT)


            #define ADP5520_LED_ONT_200ms	0

            
            #define ADP5520_LED_ONT_600ms	1

            
            #define ADP5520_LED_ONT_800ms	2

            
            #define ADP5520_LED_ONT_1200ms	3


            struct adp5520_leds_platform_data {

            
            	int num_leds;

            
            	struct led_info	*leds;

            
            	u8 fade_in;		/* Backlight Fade-In Timer */

            
            	u8 fade_out;		/* Backlight Fade-Out Timer */

            
            	u8 led_on_time;

            
            };


            /*

            
             * Backlight subdevice platform data

            
             */


            #define ADP5520_FADE_T_DIS	0	/* Fade Timer Disabled */

            
            #define ADP5520_FADE_T_300ms	1	/* 0.3 Sec */

            
            #define ADP5520_FADE_T_600ms	2

            
            #define ADP5520_FADE_T_900ms	3

            
            #define ADP5520_FADE_T_1200ms	4

            
            #define ADP5520_FADE_T_1500ms	5

            
            #define ADP5520_FADE_T_1800ms	6

            
            #define ADP5520_FADE_T_2100ms	7

            
            #define ADP5520_FADE_T_2400ms	8

            
            #define ADP5520_FADE_T_2700ms	9

            
            #define ADP5520_FADE_T_3000ms	10

            
            #define ADP5520_FADE_T_3500ms	11

            
            #define ADP5520_FADE_T_4000ms	12

            
            #define ADP5520_FADE_T_4500ms	13

            
            #define ADP5520_FADE_T_5000ms	14

            
            #define ADP5520_FADE_T_5500ms	15	/* 5.5 Sec */


            #define ADP5520_BL_LAW_LINEAR 	0

            
            #define ADP5520_BL_LAW_SQUARE 	1

            
            #define ADP5520_BL_LAW_CUBIC1 	2

            
            #define ADP5520_BL_LAW_CUBIC2 	3


            #define ADP5520_BL_AMBL_FILT_80ms 	0	/* Light sensor filter time */

            
            #define ADP5520_BL_AMBL_FILT_160ms 	1

            
            #define ADP5520_BL_AMBL_FILT_320ms 	2

            
            #define ADP5520_BL_AMBL_FILT_640ms 	3

            
            #define ADP5520_BL_AMBL_FILT_1280ms 	4

            
            #define ADP5520_BL_AMBL_FILT_2560ms 	5

            
            #define ADP5520_BL_AMBL_FILT_5120ms 	6

            
            #define ADP5520_BL_AMBL_FILT_10240ms 	7	/* 10.24 sec */


            	/*

            
            	 * Blacklight current 0..30mA

            
            	 */

            
            #define ADP5520_BL_CUR_mA(I)		((I * 127) / 30)


            	/*

            
            	 * L2 comparator current 0..1000uA

            
            	 */

            
            #define ADP5520_L2_COMP_CURR_uA(I)	((I * 255) / 1000)


            	/*

            
            	 * L3 comparator current 0..127uA

            
            	 */

            
            #define ADP5520_L3_COMP_CURR_uA(I)	((I * 255) / 127)


            struct adp5520_backlight_platform_data {

            
            	u8 fade_in;		/* Backlight Fade-In Timer */

            
            	u8 fade_out;		/* Backlight Fade-Out Timer */

            
            	u8 fade_led_law;	/* fade-on/fade-off transfer characteristic */


            	u8 en_ambl_sens;	/* 1 = enable ambient light sensor */

            
            	u8 abml_filt;		/* Light sensor filter time */

            
            	u8 l1_daylight_max;	/* use BL_CUR_mA(I) 0 <= I <= 30 mA */

            
            	u8 l1_daylight_dim;	/* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */

            
            	u8 l2_office_max;	/* use BL_CUR_mA(I) 0 <= I <= 30 mA */

            
            	u8 l2_office_dim;	/* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */

            
            	u8 l3_dark_max;		/* use BL_CUR_mA(I) 0 <= I <= 30 mA */

            
            	u8 l3_dark_dim;		/* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */

            
            	u8 l2_trip;		/* use L2_COMP_CURR_uA(I) 0 <= I <= 1000 uA */

            
            	u8 l2_hyst;		/* use L2_COMP_CURR_uA(I) 0 <= I <= 1000 uA */

            
            	u8 l3_trip;		/* use L3_COMP_CURR_uA(I) 0 <= I <= 127 uA */

            
            	u8 l3_hyst;		/* use L3_COMP_CURR_uA(I) 0 <= I <= 127 uA */

            
            };


            /*

            
             * MFD chip platform data

            
             */


            struct adp5520_platform_data {

            
            	struct adp5520_keys_platform_data *keys;

            
            	struct adp5520_gpio_platform_data *gpio;

            
            	struct adp5520_leds_platform_data *leds;

            
            	struct adp5520_backlight_platform_data *backlight;

            
            };


            /*

            
             * MFD chip functions

            
             */


            extern int adp5520_read(struct device *dev, int reg, uint8_t *val);

            
            extern int adp5520_write(struct device *dev, int reg, u8 val);

            
            extern int adp5520_clr_bits(struct device *dev, int reg, uint8_t bit_mask);

            
            extern int adp5520_set_bits(struct device *dev, int reg, uint8_t bit_mask);


            extern int adp5520_register_notifier(struct device *dev,

            
            		 struct notifier_block *nb, unsigned int events);


            extern int adp5520_unregister_notifier(struct device *dev,

            
            		struct notifier_block *nb, unsigned int events);


            #endif /* __LINUX_MFD_ADP5520_H */
	/* SPDX-License-Identifier: GPL-2.0-or-later */
	/*
	* Definitions and platform data for Analog Devices
	* ADP5520/ADP5501 MFD PMICs (Backlight, LED, GPIO and Keys)
	*
	* Copyright 2009 Analog Devices Inc.
	*/


	#ifndef __LINUX_MFD_ADP5520_H
	#define __LINUX_MFD_ADP5520_H

	#define ID_ADP5520 5520
	#define ID_ADP5501 5501

	/*
	* ADP5520/ADP5501 Register Map
	*/

	#define ADP5520_MODE_STATUS 0x00
	#define ADP5520_INTERRUPT_ENABLE 0x01
	#define ADP5520_BL_CONTROL 0x02
	#define ADP5520_BL_TIME 0x03
	#define ADP5520_BL_FADE 0x04
	#define ADP5520_DAYLIGHT_MAX 0x05
	#define ADP5520_DAYLIGHT_DIM 0x06
	#define ADP5520_OFFICE_MAX 0x07
	#define ADP5520_OFFICE_DIM 0x08
	#define ADP5520_DARK_MAX 0x09
	#define ADP5520_DARK_DIM 0x0A
	#define ADP5520_BL_VALUE 0x0B
	#define ADP5520_ALS_CMPR_CFG 0x0C
	#define ADP5520_L2_TRIP 0x0D
	#define ADP5520_L2_HYS 0x0E
	#define ADP5520_L3_TRIP 0x0F
	#define ADP5520_L3_HYS 0x10
	#define ADP5520_LED_CONTROL 0x11
	#define ADP5520_LED_TIME 0x12
	#define ADP5520_LED_FADE 0x13
	#define ADP5520_LED1_CURRENT 0x14
	#define ADP5520_LED2_CURRENT 0x15
	#define ADP5520_LED3_CURRENT 0x16

	/*
	* ADP5520 Register Map
	*/

	#define ADP5520_GPIO_CFG_1 0x17
	#define ADP5520_GPIO_CFG_2 0x18
	#define ADP5520_GPIO_IN 0x19
	#define ADP5520_GPIO_OUT 0x1A
	#define ADP5520_GPIO_INT_EN 0x1B
	#define ADP5520_GPIO_INT_STAT 0x1C
	#define ADP5520_GPIO_INT_LVL 0x1D
	#define ADP5520_GPIO_DEBOUNCE 0x1E
	#define ADP5520_GPIO_PULLUP 0x1F
	#define ADP5520_KP_INT_STAT_1 0x20
	#define ADP5520_KP_INT_STAT_2 0x21
	#define ADP5520_KR_INT_STAT_1 0x22
	#define ADP5520_KR_INT_STAT_2 0x23
	#define ADP5520_KEY_STAT_1 0x24
	#define ADP5520_KEY_STAT_2 0x25

	/*
	* MODE_STATUS bits
	*/

	#define ADP5520_nSTNBY (1 << 7)
	#define ADP5520_BL_EN (1 << 6)
	#define ADP5520_DIM_EN (1 << 5)
	#define ADP5520_OVP_INT (1 << 4)
	#define ADP5520_CMPR_INT (1 << 3)
	#define ADP5520_GPI_INT (1 << 2)
	#define ADP5520_KR_INT (1 << 1)
	#define ADP5520_KP_INT (1 << 0)

	/*
	* INTERRUPT_ENABLE bits
	*/

	#define ADP5520_AUTO_LD_EN (1 << 4)
	#define ADP5520_CMPR_IEN (1 << 3)
	#define ADP5520_OVP_IEN (1 << 2)
	#define ADP5520_KR_IEN (1 << 1)
	#define ADP5520_KP_IEN (1 << 0)

	/*
	* BL_CONTROL bits
	*/

	#define ADP5520_BL_LVL ((x) << 5)
	#define ADP5520_BL_LAW ((x) << 4)
	#define ADP5520_BL_AUTO_ADJ (1 << 3)
	#define ADP5520_OVP_EN (1 << 2)
	#define ADP5520_FOVR (1 << 1)
	#define ADP5520_KP_BL_EN (1 << 0)

	/*
	* ALS_CMPR_CFG bits
	*/

	#define ADP5520_L3_OUT (1 << 3)
	#define ADP5520_L2_OUT (1 << 2)
	#define ADP5520_L3_EN (1 << 1)

	#define ADP5020_MAX_BRIGHTNESS 0x7F

	#define FADE_VAL(in, out) ((0xF & (in)) \| ((0xF & (out)) << 4))
	#define BL_CTRL_VAL(law, auto) (((1 & (auto)) << 3) \| ((0x3 & (law)) << 4))
	#define ALS_CMPR_CFG_VAL(filt, l3_en) (((0x7 & filt) << 5) \| l3_en)

	/*
	* LEDs subdevice bits and masks
	*/

	#define ADP5520_01_MAXLEDS 3

	#define ADP5520_FLAG_LED_MASK 0x3
	#define ADP5520_FLAG_OFFT_SHIFT 8
	#define ADP5520_FLAG_OFFT_MASK 0x3

	#define ADP5520_R3_MODE (1 << 5)
	#define ADP5520_C3_MODE (1 << 4)
	#define ADP5520_LED_LAW (1 << 3)
	#define ADP5520_LED3_EN (1 << 2)
	#define ADP5520_LED2_EN (1 << 1)
	#define ADP5520_LED1_EN (1 << 0)

	/*
	* GPIO subdevice bits and masks
	*/

	#define ADP5520_MAXGPIOS 8

	#define ADP5520_GPIO_C3 (1 << 7) /* LED2 or GPIO7 aka C3 */
	#define ADP5520_GPIO_C2 (1 << 6)
	#define ADP5520_GPIO_C1 (1 << 5)
	#define ADP5520_GPIO_C0 (1 << 4)
	#define ADP5520_GPIO_R3 (1 << 3) /* LED3 or GPIO3 aka R3 */
	#define ADP5520_GPIO_R2 (1 << 2)
	#define ADP5520_GPIO_R1 (1 << 1)
	#define ADP5520_GPIO_R0 (1 << 0)

	struct adp5520_gpio_platform_data {
	unsigned gpio_start;
	u8 gpio_en_mask;
	u8 gpio_pullup_mask;
	};

	/*
	* Keypad subdevice bits and masks
	*/

	#define ADP5520_MAXKEYS 16

	#define ADP5520_COL_C3 (1 << 7) /* LED2 or GPIO7 aka C3 */
	#define ADP5520_COL_C2 (1 << 6)
	#define ADP5520_COL_C1 (1 << 5)
	#define ADP5520_COL_C0 (1 << 4)
	#define ADP5520_ROW_R3 (1 << 3) /* LED3 or GPIO3 aka R3 */
	#define ADP5520_ROW_R2 (1 << 2)
	#define ADP5520_ROW_R1 (1 << 1)
	#define ADP5520_ROW_R0 (1 << 0)

	#define ADP5520_KEY(row, col) (col + row * 4)
	#define ADP5520_KEYMAPSIZE ADP5520_MAXKEYS

	struct adp5520_keys_platform_data {
	int rows_en_mask; /* Number of rows */
	int cols_en_mask; /* Number of columns */
	const unsigned short keymap; / Pointer to keymap */
	unsigned short keymapsize; /* Keymap size */
	unsigned repeat:1; /* Enable key repeat */
	};


	/*
	* LEDs subdevice platform data
	*/

	#define FLAG_ID_ADP5520_LED1_ADP5501_LED0 1 /* ADP5520 PIN ILED */
	#define FLAG_ID_ADP5520_LED2_ADP5501_LED1 2 /* ADP5520 PIN C3 */
	#define FLAG_ID_ADP5520_LED3_ADP5501_LED2 3 /* ADP5520 PIN R3 */

	#define ADP5520_LED_DIS_BLINK (0 << ADP5520_FLAG_OFFT_SHIFT)
	#define ADP5520_LED_OFFT_600ms (1 << ADP5520_FLAG_OFFT_SHIFT)
	#define ADP5520_LED_OFFT_800ms (2 << ADP5520_FLAG_OFFT_SHIFT)
	#define ADP5520_LED_OFFT_1200ms (3 << ADP5520_FLAG_OFFT_SHIFT)

	#define ADP5520_LED_ONT_200ms 0
	#define ADP5520_LED_ONT_600ms 1
	#define ADP5520_LED_ONT_800ms 2
	#define ADP5520_LED_ONT_1200ms 3

	struct adp5520_leds_platform_data {
	int num_leds;
	struct led_info *leds;
	u8 fade_in; /* Backlight Fade-In Timer */
	u8 fade_out; /* Backlight Fade-Out Timer */
	u8 led_on_time;
	};

	/*
	* Backlight subdevice platform data
	*/

	#define ADP5520_FADE_T_DIS 0 /* Fade Timer Disabled */
	#define ADP5520_FADE_T_300ms 1 /* 0.3 Sec */
	#define ADP5520_FADE_T_600ms 2
	#define ADP5520_FADE_T_900ms 3
	#define ADP5520_FADE_T_1200ms 4
	#define ADP5520_FADE_T_1500ms 5
	#define ADP5520_FADE_T_1800ms 6
	#define ADP5520_FADE_T_2100ms 7
	#define ADP5520_FADE_T_2400ms 8
	#define ADP5520_FADE_T_2700ms 9
	#define ADP5520_FADE_T_3000ms 10
	#define ADP5520_FADE_T_3500ms 11
	#define ADP5520_FADE_T_4000ms 12
	#define ADP5520_FADE_T_4500ms 13
	#define ADP5520_FADE_T_5000ms 14
	#define ADP5520_FADE_T_5500ms 15 /* 5.5 Sec */

	#define ADP5520_BL_LAW_LINEAR 0
	#define ADP5520_BL_LAW_SQUARE 1
	#define ADP5520_BL_LAW_CUBIC1 2
	#define ADP5520_BL_LAW_CUBIC2 3

	#define ADP5520_BL_AMBL_FILT_80ms 0 /* Light sensor filter time */
	#define ADP5520_BL_AMBL_FILT_160ms 1
	#define ADP5520_BL_AMBL_FILT_320ms 2
	#define ADP5520_BL_AMBL_FILT_640ms 3
	#define ADP5520_BL_AMBL_FILT_1280ms 4
	#define ADP5520_BL_AMBL_FILT_2560ms 5
	#define ADP5520_BL_AMBL_FILT_5120ms 6
	#define ADP5520_BL_AMBL_FILT_10240ms 7 /* 10.24 sec */

	/*
	* Blacklight current 0..30mA
	*/
	#define ADP5520_BL_CUR_mA(I) ((I * 127) / 30)

	/*
	* L2 comparator current 0..1000uA
	*/
	#define ADP5520_L2_COMP_CURR_uA(I) ((I * 255) / 1000)

	/*
	* L3 comparator current 0..127uA
	*/
	#define ADP5520_L3_COMP_CURR_uA(I) ((I * 255) / 127)

	struct adp5520_backlight_platform_data {
	u8 fade_in; /* Backlight Fade-In Timer */
	u8 fade_out; /* Backlight Fade-Out Timer */
	u8 fade_led_law; /* fade-on/fade-off transfer characteristic */

	u8 en_ambl_sens; /* 1 = enable ambient light sensor */
	u8 abml_filt; /* Light sensor filter time */
	u8 l1_daylight_max; /* use BL_CUR_mA(I) 0 <= I <= 30 mA */
	u8 l1_daylight_dim; /* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */
	u8 l2_office_max; /* use BL_CUR_mA(I) 0 <= I <= 30 mA */
	u8 l2_office_dim; /* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */
	u8 l3_dark_max; /* use BL_CUR_mA(I) 0 <= I <= 30 mA */
	u8 l3_dark_dim; /* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */
	u8 l2_trip; /* use L2_COMP_CURR_uA(I) 0 <= I <= 1000 uA */
	u8 l2_hyst; /* use L2_COMP_CURR_uA(I) 0 <= I <= 1000 uA */
	u8 l3_trip; /* use L3_COMP_CURR_uA(I) 0 <= I <= 127 uA */
	u8 l3_hyst; /* use L3_COMP_CURR_uA(I) 0 <= I <= 127 uA */
	};

	/*
	* MFD chip platform data
	*/

	struct adp5520_platform_data {
	struct adp5520_keys_platform_data *keys;
	struct adp5520_gpio_platform_data *gpio;
	struct adp5520_leds_platform_data *leds;
	struct adp5520_backlight_platform_data *backlight;
	};

	/*
	* MFD chip functions
	*/

	extern int adp5520_read(struct device dev, int reg, uint8_t val);
	extern int adp5520_write(struct device *dev, int reg, u8 val);
	extern int adp5520_clr_bits(struct device *dev, int reg, uint8_t bit_mask);
	extern int adp5520_set_bits(struct device *dev, int reg, uint8_t bit_mask);

	extern int adp5520_register_notifier(struct device *dev,
	struct notifier_block *nb, unsigned int events);

	extern int adp5520_unregister_notifier(struct device *dev,
	struct notifier_block *nb, unsigned int events);

	#endif /* __LINUX_MFD_ADP5520_H */