1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Azoteq IQS620A/621/622/624/625 Multi-Function Sensors 4 * 5 * Copyright (C) 2019 Jeff LaBundy <jeff@labundy.com> 6 */ 7 8 #ifndef __LINUX_MFD_IQS62X_H 9 #define __LINUX_MFD_IQS62X_H 10 11 #define IQS620_PROD_NUM 0x41 12 #define IQS621_PROD_NUM 0x46 13 #define IQS622_PROD_NUM 0x42 14 #define IQS624_PROD_NUM 0x43 15 #define IQS625_PROD_NUM 0x4E 16 17 #define IQS621_ALS_FLAGS 0x16 18 #define IQS622_ALS_FLAGS 0x14 19 20 #define IQS624_HALL_UI 0x70 21 #define IQS624_HALL_UI_WHL_EVENT BIT(4) 22 #define IQS624_HALL_UI_INT_EVENT BIT(3) 23 #define IQS624_HALL_UI_AUTO_CAL BIT(2) 24 25 #define IQS624_INTERVAL_DIV 0x7D 26 27 #define IQS620_GLBL_EVENT_MASK 0xD7 28 #define IQS620_GLBL_EVENT_MASK_PMU BIT(6) 29 30 #define IQS62X_NUM_KEYS 16 31 #define IQS62X_NUM_EVENTS (IQS62X_NUM_KEYS + 5) 32 33 #define IQS62X_EVENT_SIZE 10 34 35 enum iqs62x_ui_sel { 36 IQS62X_UI_PROX, 37 IQS62X_UI_SAR1, 38 }; 39 40 enum iqs62x_event_reg { 41 IQS62X_EVENT_NONE, 42 IQS62X_EVENT_SYS, 43 IQS62X_EVENT_PROX, 44 IQS62X_EVENT_HYST, 45 IQS62X_EVENT_HALL, 46 IQS62X_EVENT_ALS, 47 IQS62X_EVENT_IR, 48 IQS62X_EVENT_WHEEL, 49 IQS62X_EVENT_INTER, 50 IQS62X_EVENT_UI_LO, 51 IQS62X_EVENT_UI_HI, 52 }; 53 54 enum iqs62x_event_flag { 55 /* keys */ 56 IQS62X_EVENT_PROX_CH0_T, 57 IQS62X_EVENT_PROX_CH0_P, 58 IQS62X_EVENT_PROX_CH1_T, 59 IQS62X_EVENT_PROX_CH1_P, 60 IQS62X_EVENT_PROX_CH2_T, 61 IQS62X_EVENT_PROX_CH2_P, 62 IQS62X_EVENT_HYST_POS_T, 63 IQS62X_EVENT_HYST_POS_P, 64 IQS62X_EVENT_HYST_NEG_T, 65 IQS62X_EVENT_HYST_NEG_P, 66 IQS62X_EVENT_SAR1_ACT, 67 IQS62X_EVENT_SAR1_QRD, 68 IQS62X_EVENT_SAR1_MOVE, 69 IQS62X_EVENT_SAR1_HALT, 70 IQS62X_EVENT_WHEEL_UP, 71 IQS62X_EVENT_WHEEL_DN, 72 73 /* switches */ 74 IQS62X_EVENT_HALL_N_T, 75 IQS62X_EVENT_HALL_N_P, 76 IQS62X_EVENT_HALL_S_T, 77 IQS62X_EVENT_HALL_S_P, 78 79 /* everything else */ 80 IQS62X_EVENT_SYS_RESET, 81 }; 82 83 struct iqs62x_event_data { 84 u16 ui_data; 85 u8 als_flags; 86 u8 ir_flags; 87 u8 interval; 88 }; 89 90 struct iqs62x_event_desc { 91 enum iqs62x_event_reg reg; 92 u8 mask; 93 u8 val; 94 }; 95 96 struct iqs62x_dev_desc { 97 const char *dev_name; 98 const struct mfd_cell *sub_devs; 99 int num_sub_devs; 100 101 u8 prod_num; 102 u8 sw_num; 103 const u8 *cal_regs; 104 int num_cal_regs; 105 106 u8 prox_mask; 107 u8 sar_mask; 108 u8 hall_mask; 109 u8 hyst_mask; 110 u8 temp_mask; 111 u8 als_mask; 112 u8 ir_mask; 113 114 u8 prox_settings; 115 u8 als_flags; 116 u8 hall_flags; 117 u8 hyst_shift; 118 119 u8 interval; 120 u8 interval_div; 121 122 u8 clk_div; 123 const char *fw_name; 124 const enum iqs62x_event_reg (*event_regs)[IQS62X_EVENT_SIZE]; 125 }; 126 127 struct iqs62x_core { 128 const struct iqs62x_dev_desc *dev_desc; 129 struct i2c_client *client; 130 struct regmap *regmap; 131 struct blocking_notifier_head nh; 132 struct list_head fw_blk_head; 133 struct completion fw_done; 134 enum iqs62x_ui_sel ui_sel; 135 }; 136 137 extern const struct iqs62x_event_desc iqs62x_events[IQS62X_NUM_EVENTS]; 138 139 #endif /* __LINUX_MFD_IQS62X_H */ 140