144 lines
2.9 KiB
C
144 lines
2.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Azoteq IQS620A/621/622/624/625 Multi-Function Sensors
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*
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* Copyright (C) 2019 Jeff LaBundy <jeff@labundy.com>
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*/
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#ifndef __LINUX_MFD_IQS62X_H
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#define __LINUX_MFD_IQS62X_H
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#define IQS620_PROD_NUM 0x41
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#define IQS621_PROD_NUM 0x46
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#define IQS622_PROD_NUM 0x42
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#define IQS624_PROD_NUM 0x43
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#define IQS625_PROD_NUM 0x4E
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#define IQS620_HW_NUM_V0 0x82
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#define IQS620_HW_NUM_V1 IQS620_HW_NUM_V0
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#define IQS620_HW_NUM_V2 IQS620_HW_NUM_V0
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#define IQS620_HW_NUM_V3 0x92
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#define IQS621_ALS_FLAGS 0x16
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#define IQS622_ALS_FLAGS 0x14
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#define IQS624_HALL_UI 0x70
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#define IQS624_HALL_UI_WHL_EVENT BIT(4)
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#define IQS624_HALL_UI_INT_EVENT BIT(3)
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#define IQS624_HALL_UI_AUTO_CAL BIT(2)
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#define IQS624_INTERVAL_DIV 0x7D
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#define IQS620_GLBL_EVENT_MASK 0xD7
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#define IQS620_GLBL_EVENT_MASK_PMU BIT(6)
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#define IQS62X_NUM_KEYS 16
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#define IQS62X_NUM_EVENTS (IQS62X_NUM_KEYS + 6)
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#define IQS62X_EVENT_SIZE 10
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enum iqs62x_ui_sel {
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IQS62X_UI_PROX,
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IQS62X_UI_SAR1,
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};
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enum iqs62x_event_reg {
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IQS62X_EVENT_NONE,
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IQS62X_EVENT_SYS,
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IQS62X_EVENT_PROX,
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IQS62X_EVENT_HYST,
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IQS62X_EVENT_HALL,
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IQS62X_EVENT_ALS,
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IQS62X_EVENT_IR,
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IQS62X_EVENT_WHEEL,
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IQS62X_EVENT_INTER,
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IQS62X_EVENT_UI_LO,
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IQS62X_EVENT_UI_HI,
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};
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enum iqs62x_event_flag {
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/* keys */
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IQS62X_EVENT_PROX_CH0_T,
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IQS62X_EVENT_PROX_CH0_P,
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IQS62X_EVENT_PROX_CH1_T,
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IQS62X_EVENT_PROX_CH1_P,
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IQS62X_EVENT_PROX_CH2_T,
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IQS62X_EVENT_PROX_CH2_P,
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IQS62X_EVENT_HYST_POS_T,
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IQS62X_EVENT_HYST_POS_P,
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IQS62X_EVENT_HYST_NEG_T,
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IQS62X_EVENT_HYST_NEG_P,
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IQS62X_EVENT_SAR1_ACT,
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IQS62X_EVENT_SAR1_QRD,
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IQS62X_EVENT_SAR1_MOVE,
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IQS62X_EVENT_SAR1_HALT,
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IQS62X_EVENT_WHEEL_UP,
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IQS62X_EVENT_WHEEL_DN,
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/* switches */
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IQS62X_EVENT_HALL_N_T,
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IQS62X_EVENT_HALL_N_P,
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IQS62X_EVENT_HALL_S_T,
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IQS62X_EVENT_HALL_S_P,
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/* everything else */
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IQS62X_EVENT_SYS_RESET,
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IQS62X_EVENT_SYS_ATI,
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};
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struct iqs62x_event_data {
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u16 ui_data;
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u8 als_flags;
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u8 ir_flags;
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u8 interval;
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};
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struct iqs62x_event_desc {
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enum iqs62x_event_reg reg;
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u8 mask;
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u8 val;
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};
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struct iqs62x_dev_desc {
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const char *dev_name;
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const struct mfd_cell *sub_devs;
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int num_sub_devs;
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u8 prod_num;
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u8 sw_num;
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const u8 *cal_regs;
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int num_cal_regs;
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u8 prox_mask;
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u8 sar_mask;
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u8 hall_mask;
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u8 hyst_mask;
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u8 temp_mask;
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u8 als_mask;
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u8 ir_mask;
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u8 prox_settings;
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u8 als_flags;
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u8 hall_flags;
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u8 hyst_shift;
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u8 interval;
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u8 interval_div;
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const char *fw_name;
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const enum iqs62x_event_reg (*event_regs)[IQS62X_EVENT_SIZE];
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};
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struct iqs62x_core {
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const struct iqs62x_dev_desc *dev_desc;
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struct i2c_client *client;
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struct regmap *regmap;
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struct blocking_notifier_head nh;
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struct list_head fw_blk_head;
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struct completion ati_done;
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struct completion fw_done;
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enum iqs62x_ui_sel ui_sel;
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unsigned long event_cache;
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u8 sw_num;
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u8 hw_num;
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};
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extern const struct iqs62x_event_desc iqs62x_events[IQS62X_NUM_EVENTS];
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#endif /* __LINUX_MFD_IQS62X_H */
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