mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
154 lines
4.6 KiB
154 lines
4.6 KiB
/* |
|
* Definitions and platform data for Analog Devices |
|
* Backlight drivers ADP8860 |
|
* |
|
* Copyright 2009-2010 Analog Devices Inc. |
|
* |
|
* Licensed under the GPL-2 or later. |
|
*/ |
|
|
|
#ifndef __LINUX_I2C_ADP8860_H |
|
#define __LINUX_I2C_ADP8860_H |
|
|
|
#include <linux/leds.h> |
|
#include <linux/types.h> |
|
|
|
#define ID_ADP8860 8860 |
|
|
|
#define ADP8860_MAX_BRIGHTNESS 0x7F |
|
#define FLAG_OFFT_SHIFT 8 |
|
|
|
/* |
|
* LEDs subdevice platform data |
|
*/ |
|
|
|
#define ADP8860_LED_DIS_BLINK (0 << FLAG_OFFT_SHIFT) |
|
#define ADP8860_LED_OFFT_600ms (1 << FLAG_OFFT_SHIFT) |
|
#define ADP8860_LED_OFFT_1200ms (2 << FLAG_OFFT_SHIFT) |
|
#define ADP8860_LED_OFFT_1800ms (3 << FLAG_OFFT_SHIFT) |
|
|
|
#define ADP8860_LED_ONT_200ms 0 |
|
#define ADP8860_LED_ONT_600ms 1 |
|
#define ADP8860_LED_ONT_800ms 2 |
|
#define ADP8860_LED_ONT_1200ms 3 |
|
|
|
#define ADP8860_LED_D7 (7) |
|
#define ADP8860_LED_D6 (6) |
|
#define ADP8860_LED_D5 (5) |
|
#define ADP8860_LED_D4 (4) |
|
#define ADP8860_LED_D3 (3) |
|
#define ADP8860_LED_D2 (2) |
|
#define ADP8860_LED_D1 (1) |
|
|
|
/* |
|
* Backlight subdevice platform data |
|
*/ |
|
|
|
#define ADP8860_BL_D7 (1 << 6) |
|
#define ADP8860_BL_D6 (1 << 5) |
|
#define ADP8860_BL_D5 (1 << 4) |
|
#define ADP8860_BL_D4 (1 << 3) |
|
#define ADP8860_BL_D3 (1 << 2) |
|
#define ADP8860_BL_D2 (1 << 1) |
|
#define ADP8860_BL_D1 (1 << 0) |
|
|
|
#define ADP8860_FADE_T_DIS 0 /* Fade Timer Disabled */ |
|
#define ADP8860_FADE_T_300ms 1 /* 0.3 Sec */ |
|
#define ADP8860_FADE_T_600ms 2 |
|
#define ADP8860_FADE_T_900ms 3 |
|
#define ADP8860_FADE_T_1200ms 4 |
|
#define ADP8860_FADE_T_1500ms 5 |
|
#define ADP8860_FADE_T_1800ms 6 |
|
#define ADP8860_FADE_T_2100ms 7 |
|
#define ADP8860_FADE_T_2400ms 8 |
|
#define ADP8860_FADE_T_2700ms 9 |
|
#define ADP8860_FADE_T_3000ms 10 |
|
#define ADP8860_FADE_T_3500ms 11 |
|
#define ADP8860_FADE_T_4000ms 12 |
|
#define ADP8860_FADE_T_4500ms 13 |
|
#define ADP8860_FADE_T_5000ms 14 |
|
#define ADP8860_FADE_T_5500ms 15 /* 5.5 Sec */ |
|
|
|
#define ADP8860_FADE_LAW_LINEAR 0 |
|
#define ADP8860_FADE_LAW_SQUARE 1 |
|
#define ADP8860_FADE_LAW_CUBIC1 2 |
|
#define ADP8860_FADE_LAW_CUBIC2 3 |
|
|
|
#define ADP8860_BL_AMBL_FILT_80ms 0 /* Light sensor filter time */ |
|
#define ADP8860_BL_AMBL_FILT_160ms 1 |
|
#define ADP8860_BL_AMBL_FILT_320ms 2 |
|
#define ADP8860_BL_AMBL_FILT_640ms 3 |
|
#define ADP8860_BL_AMBL_FILT_1280ms 4 |
|
#define ADP8860_BL_AMBL_FILT_2560ms 5 |
|
#define ADP8860_BL_AMBL_FILT_5120ms 6 |
|
#define ADP8860_BL_AMBL_FILT_10240ms 7 /* 10.24 sec */ |
|
|
|
/* |
|
* Blacklight current 0..30mA |
|
*/ |
|
#define ADP8860_BL_CUR_mA(I) ((I * 127) / 30) |
|
|
|
/* |
|
* L2 comparator current 0..1106uA |
|
*/ |
|
#define ADP8860_L2_COMP_CURR_uA(I) ((I * 255) / 1106) |
|
|
|
/* |
|
* L3 comparator current 0..138uA |
|
*/ |
|
#define ADP8860_L3_COMP_CURR_uA(I) ((I * 255) / 138) |
|
|
|
struct adp8860_backlight_platform_data { |
|
u8 bl_led_assign; /* 1 = Backlight 0 = Individual LED */ |
|
|
|
u8 bl_fade_in; /* Backlight Fade-In Timer */ |
|
u8 bl_fade_out; /* Backlight Fade-Out Timer */ |
|
u8 bl_fade_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 <= 1106 uA */ |
|
u8 l2_hyst; /* use L2_COMP_CURR_uA(I) 0 <= I <= 1106 uA */ |
|
u8 l3_trip; /* use L3_COMP_CURR_uA(I) 0 <= I <= 551 uA */ |
|
u8 l3_hyst; /* use L3_COMP_CURR_uA(I) 0 <= I <= 551 uA */ |
|
|
|
/** |
|
* Independent Current Sinks / LEDS |
|
* Sinks not assigned to the Backlight can be exposed to |
|
* user space using the LEDS CLASS interface |
|
*/ |
|
|
|
int num_leds; |
|
struct led_info *leds; |
|
u8 led_fade_in; /* LED Fade-In Timer */ |
|
u8 led_fade_out; /* LED Fade-Out Timer */ |
|
u8 led_fade_law; /* fade-on/fade-off transfer characteristic */ |
|
u8 led_on_time; |
|
|
|
/** |
|
* Gain down disable. Setting this option does not allow the |
|
* charge pump to switch to lower gains. NOT AVAILABLE on ADP8860 |
|
* 1 = the charge pump doesn't switch down in gain until all LEDs are 0. |
|
* The charge pump switches up in gain as needed. This feature is |
|
* useful if the ADP8863 charge pump is used to drive an external load. |
|
* This feature must be used when utilizing small fly capacitors |
|
* (0402 or smaller). |
|
* 0 = the charge pump automatically switches up and down in gain. |
|
* This provides optimal efficiency, but is not suitable for driving |
|
* loads that are not connected through the ADP8863 diode drivers. |
|
* Additionally, the charge pump fly capacitors should be low ESR |
|
* and sized 0603 or greater. |
|
*/ |
|
|
|
u8 gdwn_dis; |
|
}; |
|
|
|
#endif /* __LINUX_I2C_ADP8860_H */
|
|
|