| /* |
| * Copyright (C) 2014 Marvell Technology Group Ltd. |
| * |
| * Authors: Guoqing Li <ligq@marvell.com> |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| */ |
| |
| #ifndef __LEDS_LM3532_H__ |
| #define __LEDS_LM3532_H__ |
| |
| #include <linux/ioctl.h> |
| |
| #define LM3532_NAME "lm3532" |
| #define LM3532_LED_NAME "lcd-backlight" |
| #define LM3532_LED_NAME_NORAMP "lcd-backlight-nr" |
| #define LM3532_LED_NAME_TCMD "lcd-backlight-tcmd" |
| #define LM3532_LED_NAME_WEBTOP "lcd-backlight-webtop" |
| #define LM3532_BUTTON_LED_NAME "button-backlight" |
| #define LM3532_BUTTON_LED_NAME_TCMD "button-backlight-tcmd" |
| #define LM3532_I2C_ADDR 0x38 |
| |
| /***************************************************************************** |
| * LM3532 registers |
| *****************************************************************************/ |
| #define LM3532_OUTPUT_CFG_REG 0x10 |
| #define LM3532_START_UP_RAMP_REG 0x11 |
| #define LM3532_RUN_TIME_RAMP_REG 0x12 |
| #define LM3532_CTRL_A_PWM_REG 0x13 |
| #define LM3532_CTRL_B_PWM_REG 0x14 |
| #define LM3532_CTRL_C_PWM_REG 0x15 |
| #define LM3532_CTRL_A_BR_CFG_REG 0x16 |
| #define LM3532_CTRL_A_FS_CURR_REG 0x17 |
| |
| #define LM3532_R0_CTRL_B_BR_CFG_REG 0x17 |
| #define LM3532_CTRL_B_BR_CFG_REG 0x18 |
| #define LM3532_CTRL_B_FS_CURR_REG 0x19 |
| |
| #define LM3532_R0_CTRL_C_BR_CFG_REG 0x18 |
| #define LM3532_CTRL_C_BR_CFG_REG 0x1A |
| #define LM3532_CTRL_C_FS_CURR_REG 0x1B |
| |
| #define LM3532_FEEDBACK_ENABLE_REG 0x1C |
| #define LM3532_R0_ENABLE_REG 0x19 |
| #define LM3532_ENABLE_REG 0x1D |
| |
| #define LM3532_ALS1_RES_SEL_REG 0x20 |
| #define LM3532_ALS2_RES_SEL_REG 0x21 |
| |
| #define LM3532_ALS_DOWN_DELAY_REG 0x22 |
| |
| #define LM3532_R0_ALS_CFG_REG 0x22 |
| #define LM3532_ALS_CFG_REG 0x23 |
| |
| #define LM3532_R0_ALS_ZONE_REG 0x23 |
| #define LM3532_ALS_ZONE_REG 0x24 |
| |
| #define LM3532_R0_ALS_BR_ZONE_REG 0x24 |
| #define LM3532_ALS_BR_ZONE_REG 0x25 |
| |
| #define LM3532_R0_ALS_UP_ZONE_REG 0x25 |
| #define LM3532_ALS_UP_ZONE_REG 0x26 |
| |
| #define LM3532_ADC_REG 0x27 |
| #define LM3532_ADC_AVG_REG 0x28 |
| |
| #define LM3532_R0_IND_BLINK1_REG 0x30 |
| #define LM3532_R0_IND_BLINK2_REG 0x31 |
| |
| #define LM3532_ZB1_REG 0x60 |
| #define LM3532_ZB2_REG 0x61 |
| #define LM3532_ZB3_REG 0x62 |
| #define LM3532_ZB4_REG 0x63 |
| |
| #define LM3532_CTRL_A_ZT1_REG 0x70 |
| #define LM3532_CTRL_A_ZT2_REG 0x71 |
| #define LM3532_CTRL_A_ZT3_REG 0x72 |
| #define LM3532_CTRL_A_ZT4_REG 0x73 |
| #define LM3532_CTRL_A_ZT5_REG 0x74 |
| #define LM3532_CTRL_B_ZT1_REG 0x75 |
| #define LM3532_CTRL_B_ZT2_REG 0x76 |
| #define LM3532_CTRL_B_ZT3_REG 0x77 |
| #define LM3532_CTRL_B_ZT4_REG 0x78 |
| #define LM3532_CTRL_B_ZT5_REG 0x79 |
| #define LM3532_CTRL_C_ZT1_REG 0x7A |
| #define LM3532_CTRL_C_ZT2_REG 0x7B |
| #define LM3532_CTRL_C_ZT3_REG 0x7C |
| #define LM3532_CTRL_C_ZT4_REG 0x7D |
| #define LM3532_CTRL_C_ZT5_REG 0x7E |
| #define LM3532_VERSION_REG 0xCC |
| |
| /* Brightness config values */ |
| #define LM3532_I2C_CONTROL 0x01 |
| #define LM3532_ALS_CONTROL 0x00 |
| #define LM3532_LINEAR_MAPPING 0x02 |
| #define LM3532_EXP_MAPPING 0x00 |
| |
| #define LM3532_R0_29mA_FS_CURRENT 0xE0 |
| #define LM3532_R0_26mA_FS_CURRENT 0xC0 |
| #define LM3532_R0_22mA_FS_CURRENT 0xA0 |
| #define LM3532_R0_19mA_FS_CURRENT 0x80 |
| #define LM3532_R0_15mA_FS_CURRENT 0x60 |
| #define LM3532_R0_12mA_FS_CURRENT 0x40 |
| #define LM3532_R0_8mA_FS_CURRENT 0x20 |
| #define LM3532_R0_5mA_FS_CURRENT 0x00 |
| |
| #define LM3532_5mA_FS_CURRENT 0x00 |
| #define LM3532_5p8mA_FS_CURRENT 0x01 |
| #define LM3532_6p6mA_FS_CURRENT 0x02 |
| #define LM3532_7p4mA_FS_CURRENT 0x03 |
| #define LM3532_8p2mA_FS_CURRENT 0x04 |
| #define LM3532_9mA_FS_CURRENT 0x05 |
| #define LM3532_9p8mA_FS_CURRENT 0x06 |
| #define LM3532_10p6mA_FS_CURRENT 0x07 |
| #define LM3532_11p4mA_FS_CURRENT 0x08 |
| #define LM3532_12p2mA_FS_CURRENT 0x09 |
| #define LM3532_13mA_FS_CURRENT 0x0A |
| #define LM3532_13p8mA_FS_CURRENT 0x0B |
| #define LM3532_14p6mA_FS_CURRENT 0x0C |
| #define LM3532_15p4mA_FS_CURRENT 0x0D |
| #define LM3532_16p2mA_FS_CURRENT 0x0E |
| #define LM3532_17mA_FS_CURRENT 0x0F |
| #define LM3532_17p8mA_FS_CURRENT 0x10 |
| #define LM3532_18p6mA_FS_CURRENT 0x11 |
| #define LM3532_19p4mA_FS_CURRENT 0x12 |
| #define LM3532_20p2mA_FS_CURRENT 0x13 |
| #define LM3532_21mA_FS_CURRENT 0x14 |
| #define LM3532_21p8mA_FS_CURRENT 0x15 |
| #define LM3532_22p6mA_FS_CURRENT 0x16 |
| #define LM3532_23p4mA_FS_CURRENT 0x17 |
| #define LM3532_24p2mA_FS_CURRENT 0x18 |
| #define LM3532_25mA_FS_CURRENT 0x19 |
| #define LM3532_25p8mA_FS_CURRENT 0x1A |
| #define LM3532_26p6mA_FS_CURRENT 0x1B |
| #define LM3532_27p4mA_FS_CURRENT 0x1C |
| #define LM3532_28p2mA_FS_CURRENT 0x1D |
| #define LM3532_29mA_FS_CURRENT 0x1E |
| #define LM3532_29p8mA_FS_CURRENT 0x1F |
| |
| /* Enable register values */ |
| #define LM3532_CTRLA_ENABLE 0x01 |
| #define LM3532_CTRLB_ENABLE 0x02 |
| #define LM3532_CTRLC_ENABLE 0x04 |
| #define LM3532_IND_ENABLE 0x08 |
| #define LM3532_IND_BLINK_ENABLE 0x10 |
| |
| /* Flags */ |
| #define LM3532_CONFIG_BUTTON_BL 0x1 |
| #define LM3532_CONFIG_ALS 0x2 |
| #define LM3532_DISP_BTN_TIED 0x4 |
| #define LM3532_HAS_WEBTOP 0x8 |
| |
| #ifdef __KERNEL__ |
| |
| struct lm3532_platform_data { |
| int (*init)(void); |
| void (*exit)(void); |
| int (*power_on)(void); |
| int (*power_off)(void); |
| |
| u32 flags; |
| u32 ramp_time; /* Ramp time if ramping in the driver */ |
| u32 ctrl_a_fs_current; /* control a full scale current */ |
| u32 ctrl_b_fs_current; /* control b full scale current */ |
| u32 ctrl_c_fs_current; /* control c full scale current */ |
| u32 ctrl_a_mapping_mode; /* Control A Mapping mode (linear/exp) */ |
| u32 ctrl_b_mapping_mode; /* Control B Mapping mode (linear/exp) */ |
| u32 ctrl_c_mapping_mode; /* Control C Mapping mode (linear/exp) */ |
| u32 ctrl_a_pwm; |
| }; |
| #endif |
| |
| #endif /* __LEDS_LM3532_H__ */ |
