Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1 | /* |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 2 | * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved. |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 and |
| 6 | * only version 2 as published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | */ |
| 13 | /* |
| 14 | * Qualcomm Technologies Inc. PMIC QPNP ADC driver header file |
| 15 | * |
| 16 | */ |
| 17 | |
| 18 | #ifndef __QPNP_ADC_H |
| 19 | #define __QPNP_ADC_H |
| 20 | |
| 21 | #include <linux/kernel.h> |
| 22 | #include <linux/list.h> |
| 23 | #include <linux/qpnp/qpnp-revid.h> |
| 24 | #include <linux/regulator/consumer.h> |
| 25 | /** |
| 26 | * enum qpnp_vadc_channels - QPNP AMUX arbiter channels |
| 27 | */ |
| 28 | enum qpnp_vadc_channels { |
| 29 | USBIN = 0, |
| 30 | DCIN, |
| 31 | VCHG_SNS, |
| 32 | SPARE1_03, |
| 33 | USB_ID_MV, |
| 34 | VCOIN, |
| 35 | VBAT_SNS, |
| 36 | VSYS, |
| 37 | DIE_TEMP, |
| 38 | REF_625MV, |
| 39 | REF_125V, |
| 40 | CHG_TEMP, |
| 41 | SPARE1, |
| 42 | SPARE2, |
| 43 | GND_REF, |
| 44 | VDD_VADC, |
| 45 | P_MUX1_1_1, |
| 46 | P_MUX2_1_1, |
| 47 | P_MUX3_1_1, |
| 48 | P_MUX4_1_1, |
| 49 | P_MUX5_1_1, |
| 50 | P_MUX6_1_1, |
| 51 | P_MUX7_1_1, |
| 52 | P_MUX8_1_1, |
| 53 | P_MUX9_1_1, |
| 54 | P_MUX10_1_1, |
| 55 | P_MUX11_1_1, |
| 56 | P_MUX12_1_1, |
| 57 | P_MUX13_1_1, |
| 58 | P_MUX14_1_1, |
| 59 | P_MUX15_1_1, |
| 60 | P_MUX16_1_1, |
| 61 | P_MUX1_1_3, |
| 62 | P_MUX2_1_3, |
| 63 | P_MUX3_1_3, |
| 64 | P_MUX4_1_3, |
| 65 | P_MUX5_1_3, |
| 66 | P_MUX6_1_3, |
| 67 | P_MUX7_1_3, |
| 68 | P_MUX8_1_3, |
| 69 | P_MUX9_1_3, |
| 70 | P_MUX10_1_3, |
| 71 | P_MUX11_1_3, |
| 72 | P_MUX12_1_3, |
| 73 | P_MUX13_1_3, |
| 74 | P_MUX14_1_3, |
| 75 | P_MUX15_1_3, |
| 76 | P_MUX16_1_3, |
| 77 | LR_MUX1_BATT_THERM, |
| 78 | LR_MUX2_BAT_ID, |
| 79 | LR_MUX3_XO_THERM, |
| 80 | LR_MUX4_AMUX_THM1, |
| 81 | LR_MUX5_AMUX_THM2, |
| 82 | LR_MUX6_AMUX_THM3, |
| 83 | LR_MUX7_HW_ID, |
| 84 | LR_MUX8_AMUX_THM4, |
| 85 | LR_MUX9_AMUX_THM5, |
| 86 | LR_MUX10_USB_ID_LV, |
| 87 | AMUX_PU1, |
| 88 | AMUX_PU2, |
| 89 | LR_MUX3_BUF_XO_THERM_BUF, |
| 90 | LR_MUX1_PU1_BAT_THERM = 112, |
| 91 | LR_MUX2_PU1_BAT_ID = 113, |
| 92 | LR_MUX3_PU1_XO_THERM = 114, |
| 93 | LR_MUX4_PU1_AMUX_THM1 = 115, |
| 94 | LR_MUX5_PU1_AMUX_THM2 = 116, |
| 95 | LR_MUX6_PU1_AMUX_THM3 = 117, |
| 96 | LR_MUX7_PU1_AMUX_HW_ID = 118, |
| 97 | LR_MUX8_PU1_AMUX_THM4 = 119, |
| 98 | LR_MUX9_PU1_AMUX_THM5 = 120, |
| 99 | LR_MUX10_PU1_AMUX_USB_ID_LV = 121, |
| 100 | LR_MUX3_BUF_PU1_XO_THERM_BUF = 124, |
| 101 | LR_MUX1_PU2_BAT_THERM = 176, |
| 102 | LR_MUX2_PU2_BAT_ID = 177, |
| 103 | LR_MUX3_PU2_XO_THERM = 178, |
| 104 | LR_MUX4_PU2_AMUX_THM1 = 179, |
| 105 | LR_MUX5_PU2_AMUX_THM2 = 180, |
| 106 | LR_MUX6_PU2_AMUX_THM3 = 181, |
| 107 | LR_MUX7_PU2_AMUX_HW_ID = 182, |
| 108 | LR_MUX8_PU2_AMUX_THM4 = 183, |
| 109 | LR_MUX9_PU2_AMUX_THM5 = 184, |
| 110 | LR_MUX10_PU2_AMUX_USB_ID_LV = 185, |
| 111 | LR_MUX3_BUF_PU2_XO_THERM_BUF = 188, |
| 112 | LR_MUX1_PU1_PU2_BAT_THERM = 240, |
| 113 | LR_MUX2_PU1_PU2_BAT_ID = 241, |
| 114 | LR_MUX3_PU1_PU2_XO_THERM = 242, |
| 115 | LR_MUX4_PU1_PU2_AMUX_THM1 = 243, |
| 116 | LR_MUX5_PU1_PU2_AMUX_THM2 = 244, |
| 117 | LR_MUX6_PU1_PU2_AMUX_THM3 = 245, |
| 118 | LR_MUX7_PU1_PU2_AMUX_HW_ID = 246, |
| 119 | LR_MUX8_PU1_PU2_AMUX_THM4 = 247, |
| 120 | LR_MUX9_PU1_PU2_AMUX_THM5 = 248, |
| 121 | LR_MUX10_PU1_PU2_AMUX_USB_ID_LV = 249, |
| 122 | LR_MUX3_BUF_PU1_PU2_XO_THERM_BUF = 252, |
| 123 | ALL_OFF = 255, |
| 124 | ADC_MAX_NUM = 0xffff, |
| 125 | |
| 126 | /* Channel listing for refreshed VADC in hex format */ |
| 127 | VADC_VREF_GND = 0, |
| 128 | VADC_CALIB_VREF_1P25 = 1, |
| 129 | VADC_CALIB_VREF = 2, |
| 130 | VADC_CALIB_VREF_1_DIV_3 = 0x82, |
| 131 | VADC_VPH_PWR = 0x83, |
| 132 | VADC_VBAT_SNS = 0x84, |
| 133 | VADC_VCOIN = 0x85, |
| 134 | VADC_DIE_TEMP = 6, |
| 135 | VADC_CHG_TEMP = 7, |
Jishnu Prakash | e1adf54 | 2018-01-24 14:51:51 +0530 | [diff] [blame] | 136 | VADC_USB_IN_I_PM5 = 7, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 137 | VADC_USB_IN = 8, |
Jishnu Prakash | e1adf54 | 2018-01-24 14:51:51 +0530 | [diff] [blame] | 138 | VADC_USB_IN_V_DIV_16_PM5 = 8, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 139 | VADC_IREG_FB = 9, |
Jishnu Prakash | e1adf54 | 2018-01-24 14:51:51 +0530 | [diff] [blame] | 140 | VADC_CHG_TEMP_PM5 = 9, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 141 | /* External input connection */ |
| 142 | VADC_BAT_THERM = 0xa, |
| 143 | VADC_BAT_ID = 0xb, |
| 144 | VADC_XO_THERM = 0xc, |
| 145 | VADC_AMUX_THM1 = 0xd, |
| 146 | VADC_AMUX_THM2 = 0xe, |
| 147 | VADC_AMUX_THM3 = 0xf, |
| 148 | VADC_AMUX_THM4 = 0x10, |
| 149 | VADC_AMUX_THM5 = 0x11, |
| 150 | VADC_AMUX1_GPIO = 0x12, |
| 151 | VADC_AMUX2_GPIO = 0x13, |
| 152 | VADC_AMUX3_GPIO = 0x14, |
| 153 | VADC_AMUX4_GPIO = 0x15, |
| 154 | VADC_AMUX5_GPIO = 0x16, |
| 155 | VADC_AMUX6_GPIO = 0x17, |
| 156 | VADC_AMUX7_GPIO = 0x18, |
| 157 | VADC_AMUX8_GPIO = 0x19, |
| 158 | VADC_ATEST1 = 0x1a, |
| 159 | VADC_ATEST2 = 0x1b, |
| 160 | VADC_ATEST3 = 0x1c, |
| 161 | VADC_ATEST4 = 0x1d, |
Jishnu Prakash | e1adf54 | 2018-01-24 14:51:51 +0530 | [diff] [blame] | 162 | VADC_MID_CHG_DIV_6 = 0x1e, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 163 | VADC_OFF = 0xff, |
| 164 | /* PU1 is 30K pull up */ |
| 165 | VADC_BAT_THERM_PU1 = 0x2a, |
| 166 | VADC_BAT_ID_PU1 = 0x2b, |
| 167 | VADC_XO_THERM_PU1 = 0x2c, |
| 168 | VADC_AMUX_THM1_PU1 = 0x2d, |
| 169 | VADC_AMUX_THM2_PU1 = 0x2e, |
| 170 | VADC_AMUX_THM3_PU1 = 0x2f, |
| 171 | VADC_AMUX_THM4_PU1 = 0x30, |
| 172 | VADC_AMUX_THM5_PU1 = 0x31, |
| 173 | VADC_AMUX1_GPIO_PU1 = 0x32, |
| 174 | VADC_AMUX2_GPIO_PU1 = 0x33, |
| 175 | VADC_AMUX3_GPIO_PU1 = 0x34, |
| 176 | VADC_AMUX4_GPIO_PU1 = 0x35, |
| 177 | VADC_AMUX5_GPIO_PU1 = 0x36, |
| 178 | VADC_AMUX6_GPIO_PU1 = 0x37, |
| 179 | VADC_AMUX7_GPIO_PU1 = 0x38, |
| 180 | VADC_AMUX8_GPIO_PU1 = 0x39, |
| 181 | /* PU2 is 100K pull up */ |
| 182 | VADC_BAT_THERM_PU2 = 0x4a, |
| 183 | VADC_BAT_ID_PU2 = 0x4b, |
| 184 | VADC_XO_THERM_PU2 = 0x4c, |
| 185 | VADC_AMUX_THM1_PU2 = 0x4d, |
| 186 | VADC_AMUX_THM2_PU2 = 0x4e, |
| 187 | VADC_AMUX_THM3_PU2 = 0x4f, |
| 188 | VADC_AMUX_THM4_PU2 = 0x50, |
| 189 | VADC_AMUX_THM5_PU2 = 0x51, |
| 190 | VADC_AMUX1_GPIO_PU2 = 0x52, |
| 191 | VADC_AMUX2_GPIO_PU2 = 0x53, |
| 192 | VADC_AMUX3_GPIO_PU2 = 0x54, |
| 193 | VADC_AMUX4_GPIO_PU2 = 0x55, |
| 194 | VADC_AMUX5_GPIO_PU2 = 0x56, |
| 195 | VADC_AMUX6_GPIO_PU2 = 0x57, |
| 196 | VADC_AMUX7_GPIO_PU2 = 0x58, |
| 197 | VADC_AMUX8_GPIO_PU2 = 0x59, |
| 198 | /* PU3 is 400K pull up */ |
| 199 | VADC_BAT_THERM_PU3 = 0x6a, |
| 200 | VADC_BAT_ID_PU3 = 0x6b, |
| 201 | VADC_XO_THERM_PU3 = 0x6c, |
| 202 | VADC_AMUX_THM1_PU3 = 0x6d, |
| 203 | VADC_AMUX_THM2_PU3 = 0x6e, |
| 204 | VADC_AMUX_THM3_PU3 = 0x6f, |
| 205 | VADC_AMUX_THM4_PU3 = 0x70, |
| 206 | VADC_AMUX_THM5_PU3 = 0x71, |
| 207 | VADC_AMUX1_GPIO_PU3 = 0x72, |
| 208 | VADC_AMUX2_GPIO_PU3 = 0x73, |
| 209 | VADC_AMUX3_GPIO_PU3 = 0x74, |
| 210 | VADC_AMUX4_GPIO_PU3 = 0x75, |
| 211 | VADC_AMUX5_GPIO_PU3 = 0x76, |
| 212 | VADC_AMUX6_GPIO_PU3 = 0x77, |
| 213 | VADC_AMUX7_GPIO_PU3 = 0x78, |
| 214 | VADC_AMUX8_GPIO_PU3 = 0x79, |
| 215 | /* External input connection with 1/3 div */ |
| 216 | VADC_AMUX1_GPIO_DIV_3 = 0x92, |
| 217 | VADC_AMUX2_GPIO_DIV_3 = 0x93, |
| 218 | VADC_AMUX3_GPIO_DIV_3 = 0x94, |
| 219 | VADC_AMUX4_GPIO_DIV_3 = 0x95, |
| 220 | VADC_AMUX5_GPIO_DIV_3 = 0x96, |
| 221 | VADC_AMUX6_GPIO_DIV_3 = 0x97, |
| 222 | VADC_AMUX7_GPIO_DIV_3 = 0x98, |
| 223 | VADC_AMUX8_GPIO_DIV_3 = 0x99, |
| 224 | VADC_ATEST1_DIV_3 = 0x9a, |
| 225 | VADC_ATEST2_DIV_3 = 0x9b, |
| 226 | VADC_ATEST3_DIV_3 = 0x9c, |
| 227 | VADC_ATEST4_DIV_3 = 0x9d, |
| 228 | VADC_REFRESH_MAX_NUM = 0xffff, |
Jishnu Prakash | e1adf54 | 2018-01-24 14:51:51 +0530 | [diff] [blame] | 229 | /*Current and synchronous channels*/ |
| 230 | VADC_ISNS_INT_EXT_PM5 = 0xa1, |
| 231 | VADC_ISNS_PAR_PM5 = 0xa5, |
| 232 | VADC_V_I_INT_EXT_VDATA_PM5 = 0xb0, |
| 233 | VADC_V_I_INT_EXT_IDATA_PM5 = 0xb1, |
| 234 | VADC_V_I_PAR_VDATA_PM5 = 0xb4, |
| 235 | VADC_V_I_PAR_IDATA_PM5 = 0xb5, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 236 | }; |
| 237 | |
| 238 | /** |
| 239 | * enum qpnp_iadc_channels - QPNP IADC channel list |
| 240 | */ |
| 241 | enum qpnp_iadc_channels { |
| 242 | INTERNAL_RSENSE = 0, |
| 243 | EXTERNAL_RSENSE, |
| 244 | ALT_LEAD_PAIR, |
| 245 | GAIN_CALIBRATION_17P857MV, |
| 246 | OFFSET_CALIBRATION_SHORT_CADC_LEADS, |
| 247 | OFFSET_CALIBRATION_CSP_CSN, |
| 248 | OFFSET_CALIBRATION_CSP2_CSN2, |
| 249 | IADC_MUX_NUM, |
| 250 | }; |
| 251 | |
| 252 | #define QPNP_ADC_625_UV 625000 |
| 253 | #define QPNP_ADC_HWMON_NAME_LENGTH 64 |
| 254 | #define QPNP_MAX_PROP_NAME_LEN 32 |
| 255 | #define QPNP_THERMALNODE_NAME_LENGTH 25 |
| 256 | #define QPNP_ADC_1P25_UV 1250000 |
| 257 | |
| 258 | /* Structure device for qpnp vadc */ |
| 259 | struct qpnp_vadc_chip; |
| 260 | |
| 261 | /* Structure device for qpnp iadc */ |
| 262 | struct qpnp_iadc_chip; |
| 263 | |
| 264 | /* Structure device for qpnp adc tm */ |
| 265 | struct qpnp_adc_tm_chip; |
| 266 | |
| 267 | /** |
| 268 | * enum qpnp_adc_clk_type - Clock rate supported. |
| 269 | * %CLK_TYPE1: 2P4MHZ |
| 270 | * %CLK_TYPE2: 4P8MHZ |
| 271 | * %CLK_TYPE3: 9P6MHZ |
| 272 | * %CLK_TYPE4: 19P2MHZ |
| 273 | * %CLK_NONE: Do not use this Clk type. |
| 274 | * |
| 275 | * The Clock rate is specific to each channel of the QPNP ADC arbiter. |
| 276 | */ |
| 277 | enum qpnp_adc_clk_type { |
| 278 | CLK_TYPE1 = 0, |
| 279 | CLK_TYPE2, |
| 280 | CLK_TYPE3, |
| 281 | CLK_TYPE4, |
| 282 | CLK_NONE, |
| 283 | }; |
| 284 | |
| 285 | /** |
| 286 | * enum qpnp_adc_decimation_type - Sampling rate supported. |
| 287 | * %DECIMATION_TYPE1: 512 |
| 288 | * %DECIMATION_TYPE2: 1K |
| 289 | * %DECIMATION_TYPE3: 2K |
| 290 | * %DECIMATION_TYPE4: 4k |
| 291 | * %DECIMATION_NONE: Do not use this Sampling type. |
| 292 | * |
| 293 | * The Sampling rate is specific to each channel of the QPNP ADC arbiter. |
| 294 | */ |
| 295 | enum qpnp_adc_decimation_type { |
| 296 | DECIMATION_TYPE1 = 0, |
| 297 | DECIMATION_TYPE2, |
| 298 | DECIMATION_TYPE3, |
| 299 | DECIMATION_TYPE4, |
| 300 | DECIMATION_NONE = 0xff, |
| 301 | |
| 302 | ADC_HC_DEC_RATIO_256 = 0, |
| 303 | ADC_HC_DEC_RATIO_512 = 1, |
| 304 | ADC_HC_DEC_RATIO_1024 = 2, |
| 305 | ADC_HC_DEC_RATIO_NONE = 0xff, |
| 306 | }; |
| 307 | |
| 308 | /** |
| 309 | * enum qpnp_adc_calib_type - QPNP ADC Calibration type. |
| 310 | * %ADC_CALIB_ABSOLUTE: Use 625mV and 1.25V reference channels. |
| 311 | * %ADC_CALIB_RATIOMETRIC: Use reference Voltage/GND. |
| 312 | * %ADC_CALIB_CONFIG_NONE: Do not use this calibration type. |
| 313 | * |
| 314 | * enum qpnp_adc_cal_sel - Selects the calibration type that is applied |
| 315 | * on the corresponding channel measurement after |
| 316 | * the ADC data is read. |
| 317 | * %ADC_HC_NO_CAL : To obtain raw, uncalibrated data on qpnp-vadc-hc type. |
| 318 | * %ADC_HC_RATIO_CAL : Applies ratiometric calibration. Note the calibration |
| 319 | * values stored in the CAL peripheral for VADC_VREF and |
| 320 | * VREF_1P25 already have GND_REF value removed. Used |
| 321 | * only with qpnp-vadc-hc type of VADC. |
| 322 | * %ADC_HC_ABS_CAL : Applies absolute calibration. Note the calibration |
| 323 | * values stored in the CAL peripheral for VADC_VREF and |
| 324 | * VREF_1P25 already have GND_REF value removed. Used |
| 325 | * only with qpnp-vadc-hc type of VADC. |
| 326 | * |
| 327 | * Use the input reference voltage depending on the calibration type |
| 328 | * to calcluate the offset and gain parameters. The calibration is |
| 329 | * specific to each channel of the QPNP ADC. |
| 330 | */ |
| 331 | enum qpnp_adc_calib_type { |
| 332 | CALIB_ABSOLUTE = 0, |
| 333 | CALIB_RATIOMETRIC, |
| 334 | CALIB_NONE, |
| 335 | |
| 336 | ADC_HC_NO_CAL = 0, |
| 337 | ADC_HC_RATIO_CAL = 1, |
| 338 | ADC_HC_ABS_CAL = 2, |
| 339 | ADC_HC_CAL_SEL_NONE, |
| 340 | }; |
| 341 | |
| 342 | /** |
| 343 | * enum qpnp_adc_channel_scaling_param - pre-scaling AMUX ratio. |
| 344 | * %CHAN_PATH_SCALING0: ratio of {1, 1} |
| 345 | * %CHAN_PATH_SCALING1: ratio of {1, 3} |
| 346 | * %CHAN_PATH_SCALING2: ratio of {1, 4} |
| 347 | * %CHAN_PATH_SCALING3: ratio of {1, 6} |
| 348 | * %CHAN_PATH_SCALING4: ratio of {1, 20} |
| 349 | * %CHAN_PATH_SCALING5: ratio of {1, 8} |
| 350 | * %CHAN_PATH_SCALING6: ratio of {10, 81} The actual ratio is (1/8.1). |
| 351 | * %CHAN_PATH_SCALING7: ratio of {1, 10} |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 352 | * %CHAN_PATH_SCALING8: ratio of {1, 16} |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 353 | * %CHAN_PATH_NONE: Do not use this pre-scaling ratio type. |
| 354 | * |
| 355 | * The pre-scaling is applied for signals to be within the voltage range |
| 356 | * of the ADC. |
| 357 | */ |
| 358 | enum qpnp_adc_channel_scaling_param { |
| 359 | PATH_SCALING0 = 0, |
| 360 | PATH_SCALING1, |
| 361 | PATH_SCALING2, |
| 362 | PATH_SCALING3, |
| 363 | PATH_SCALING4, |
| 364 | PATH_SCALING5, |
| 365 | PATH_SCALING6, |
| 366 | PATH_SCALING7, |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 367 | PATH_SCALING8, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 368 | PATH_SCALING_NONE, |
| 369 | }; |
| 370 | |
| 371 | /** |
| 372 | * enum qpnp_adc_scale_fn_type - Scaling function for pm8941 pre calibrated |
| 373 | * digital data relative to ADC reference. |
| 374 | * %SCALE_DEFAULT: Default scaling to convert raw adc code to voltage (uV). |
| 375 | * %SCALE_BATT_THERM: Conversion to temperature(decidegC) based on btm |
| 376 | * parameters. |
| 377 | * %SCALE_THERM_100K_PULLUP: Returns temperature in degC. |
| 378 | * Uses a mapping table with 100K pullup. |
| 379 | * %SCALE_PMIC_THERM: Returns result in milli degree's Centigrade. |
| 380 | * %SCALE_XOTHERM: Returns XO thermistor voltage in degree's Centigrade. |
| 381 | * %SCALE_THERM_150K_PULLUP: Returns temperature in degC. |
| 382 | * Uses a mapping table with 150K pullup. |
| 383 | * %SCALE_QRD_BATT_THERM: Conversion to temperature(decidegC) based on |
| 384 | * btm parameters. |
| 385 | * %SCALE_QRD_SKUAA_BATT_THERM: Conversion to temperature(decidegC) based on |
| 386 | * btm parameters for SKUAA. |
| 387 | * %SCALE_SMB_BATT_THERM: Conversion to temperature(decidegC) based on |
| 388 | * btm parameters for SMB. |
| 389 | * %SCALE_QRD_SKUG_BATT_THERM: Conversion to temperature(decidegC) based on |
| 390 | * btm parameters for SKUG. |
| 391 | * %SCALE_QRD_SKUH_BATT_THERM: Conversion to temperature(decidegC) based on |
| 392 | * btm parameters for SKUH |
| 393 | * %SCALE_QRD_SKUT1_BATT_THERM: Conversion to temperature(decidegC) based on |
| 394 | * btm parameters for SKUT1 |
| 395 | * %SCALE_PMI_CHG_TEMP: Conversion for PMI CHG temp |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 396 | * %SCALE_BATT_THERM_TEMP: Conversion to temperature(decidegC) based on btm |
| 397 | * parameters. |
| 398 | * %SCALE_CHRG_TEMP: Conversion for charger temp. |
| 399 | * %SCALE_DIE_TEMP: Conversion for die temp. |
| 400 | * %SCALE_I_DEFAULT: Default scaling to convert raw adc code to current (uA). |
| 401 | * %SCALE_USBIN_I: Conversion for USB input current. |
Jishnu Prakash | 20343d4 | 2018-02-12 14:53:33 +0530 | [diff] [blame] | 402 | * %SCALE_BATT_THERM_TEMP_QRD: Conversion to temperature(decidegC) based on btm |
| 403 | * parameters for QRD. |
Jishnu Prakash | 62aff11 | 2017-09-15 15:06:59 +0530 | [diff] [blame] | 404 | * %SCALE_SMB1390_DIE_TEMP: Conversion for SMB1390 die temp |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 405 | * %SCALE_NONE: Do not use this scaling type. |
| 406 | */ |
| 407 | enum qpnp_adc_scale_fn_type { |
| 408 | SCALE_DEFAULT = 0, |
| 409 | SCALE_BATT_THERM, |
| 410 | SCALE_THERM_100K_PULLUP, |
| 411 | SCALE_PMIC_THERM, |
| 412 | SCALE_XOTHERM, |
| 413 | SCALE_THERM_150K_PULLUP, |
| 414 | SCALE_QRD_BATT_THERM, |
| 415 | SCALE_QRD_SKUAA_BATT_THERM, |
| 416 | SCALE_SMB_BATT_THERM, |
| 417 | SCALE_QRD_SKUG_BATT_THERM, |
| 418 | SCALE_QRD_SKUH_BATT_THERM, |
| 419 | SCALE_NCP_03WF683_THERM, |
| 420 | SCALE_QRD_SKUT1_BATT_THERM, |
| 421 | SCALE_PMI_CHG_TEMP = 16, |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 422 | SCALE_BATT_THERM_TEMP, |
| 423 | SCALE_CHRG_TEMP, |
| 424 | SCALE_DIE_TEMP, |
| 425 | SCALE_I_DEFAULT, |
| 426 | SCALE_USBIN_I, |
Jishnu Prakash | 20343d4 | 2018-02-12 14:53:33 +0530 | [diff] [blame] | 427 | SCALE_BATT_THERM_TEMP_QRD, |
Jishnu Prakash | 62aff11 | 2017-09-15 15:06:59 +0530 | [diff] [blame] | 428 | SCALE_SMB1390_DIE_TEMP, |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 429 | SCALE_NONE, |
| 430 | }; |
| 431 | |
| 432 | /** |
| 433 | * enum qpnp_adc_tm_rscale_fn_type - Scaling function used to convert the |
| 434 | * channels input voltage/temperature to corresponding ADC code that is |
| 435 | * applied for thresholds. Check the corresponding channels scaling to |
| 436 | * determine the appropriate temperature/voltage units that are passed |
| 437 | * to the scaling function. Example battery follows the power supply |
| 438 | * framework that needs its units to be in decidegreesC so it passes |
| 439 | * deci-degreesC. PA_THERM clients pass the temperature in degrees. |
| 440 | * The order below should match the one in the driver for |
| 441 | * adc_tm_rscale_fn[]. |
| 442 | */ |
| 443 | enum qpnp_adc_tm_rscale_fn_type { |
| 444 | SCALE_R_VBATT = 0, |
| 445 | SCALE_RBATT_THERM, |
| 446 | SCALE_R_USB_ID, |
| 447 | SCALE_RPMIC_THERM, |
| 448 | SCALE_R_SMB_BATT_THERM, |
| 449 | SCALE_R_ABSOLUTE, |
| 450 | SCALE_QRD_SKUH_RBATT_THERM, |
| 451 | SCALE_QRD_SKUT1_RBATT_THERM, |
| 452 | SCALE_RSCALE_NONE, |
| 453 | }; |
| 454 | |
| 455 | /** |
| 456 | * enum qpnp_vadc_rscale_fn_type - Scaling function used to convert the |
| 457 | * channels input voltage/temperature to corresponding ADC code that is |
| 458 | * applied for thresholds. Check the corresponding channels scaling to |
| 459 | * determine the appropriate temperature/voltage units that are passed |
| 460 | * to the scaling function. The order below should match the one in the |
| 461 | * driver for qpnp_adc_scale_fn[]. |
| 462 | */ |
| 463 | enum qpnp_vadc_rscale_fn_type { |
| 464 | SCALE_RVADC_ABSOLUTE = 0, |
| 465 | SCALE_RVADC_SCALE_NONE, |
| 466 | }; |
| 467 | |
| 468 | /** |
| 469 | * enum qpnp_adc_fast_avg_ctl - Provides ability to obtain single result |
| 470 | * from the ADC that is an average of multiple measurement |
| 471 | * samples. Select number of samples for use in fast |
| 472 | * average mode (i.e. 2 ^ value). |
| 473 | * %ADC_FAST_AVG_SAMPLE_1: 0x0 = 1 |
| 474 | * %ADC_FAST_AVG_SAMPLE_2: 0x1 = 2 |
| 475 | * %ADC_FAST_AVG_SAMPLE_4: 0x2 = 4 |
| 476 | * %ADC_FAST_AVG_SAMPLE_8: 0x3 = 8 |
| 477 | * %ADC_FAST_AVG_SAMPLE_16: 0x4 = 16 |
| 478 | * %ADC_FAST_AVG_SAMPLE_32: 0x5 = 32 |
| 479 | * %ADC_FAST_AVG_SAMPLE_64: 0x6 = 64 |
| 480 | * %ADC_FAST_AVG_SAMPLE_128: 0x7 = 128 |
| 481 | * %ADC_FAST_AVG_SAMPLE_256: 0x8 = 256 |
| 482 | * %ADC_FAST_AVG_SAMPLE_512: 0x9 = 512 |
| 483 | */ |
| 484 | enum qpnp_adc_fast_avg_ctl { |
| 485 | ADC_FAST_AVG_SAMPLE_1 = 0, |
| 486 | ADC_FAST_AVG_SAMPLE_2, |
| 487 | ADC_FAST_AVG_SAMPLE_4, |
| 488 | ADC_FAST_AVG_SAMPLE_8, |
| 489 | ADC_FAST_AVG_SAMPLE_16, |
| 490 | ADC_FAST_AVG_SAMPLE_32, |
| 491 | ADC_FAST_AVG_SAMPLE_64, |
| 492 | ADC_FAST_AVG_SAMPLE_128, |
| 493 | ADC_FAST_AVG_SAMPLE_256, |
| 494 | ADC_FAST_AVG_SAMPLE_512, |
| 495 | ADC_FAST_AVG_SAMPLE_NONE, |
| 496 | }; |
| 497 | |
| 498 | /** |
| 499 | * enum qpnp_adc_hw_settle_time - Time between AMUX getting configured and |
| 500 | * the ADC starting conversion. Delay = 100us * value for |
| 501 | * value < 11 and 2ms * (value - 10) otherwise. |
| 502 | * %ADC_CHANNEL_HW_SETTLE_DELAY_0US: 0us |
| 503 | * %ADC_CHANNEL_HW_SETTLE_DELAY_100US: 100us |
| 504 | * %ADC_CHANNEL_HW_SETTLE_DELAY_200US: 200us |
| 505 | * %ADC_CHANNEL_HW_SETTLE_DELAY_300US: 300us |
| 506 | * %ADC_CHANNEL_HW_SETTLE_DELAY_400US: 400us |
| 507 | * %ADC_CHANNEL_HW_SETTLE_DELAY_500US: 500us |
| 508 | * %ADC_CHANNEL_HW_SETTLE_DELAY_600US: 600us |
| 509 | * %ADC_CHANNEL_HW_SETTLE_DELAY_700US: 700us |
| 510 | * %ADC_CHANNEL_HW_SETTLE_DELAY_800US: 800us |
| 511 | * %ADC_CHANNEL_HW_SETTLE_DELAY_900US: 900us |
| 512 | * %ADC_CHANNEL_HW_SETTLE_DELAY_1MS: 1ms |
| 513 | * %ADC_CHANNEL_HW_SETTLE_DELAY_2MS: 2ms |
| 514 | * %ADC_CHANNEL_HW_SETTLE_DELAY_4MS: 4ms |
| 515 | * %ADC_CHANNEL_HW_SETTLE_DELAY_6MS: 6ms |
| 516 | * %ADC_CHANNEL_HW_SETTLE_DELAY_8MS: 8ms |
| 517 | * %ADC_CHANNEL_HW_SETTLE_DELAY_10MS: 10ms |
| 518 | * %ADC_CHANNEL_HW_SETTLE_NONE |
| 519 | */ |
| 520 | enum qpnp_adc_hw_settle_time { |
| 521 | ADC_CHANNEL_HW_SETTLE_DELAY_0US = 0, |
| 522 | ADC_CHANNEL_HW_SETTLE_DELAY_100US, |
| 523 | ADC_CHANNEL_HW_SETTLE_DELAY_2000US, |
| 524 | ADC_CHANNEL_HW_SETTLE_DELAY_300US, |
| 525 | ADC_CHANNEL_HW_SETTLE_DELAY_400US, |
| 526 | ADC_CHANNEL_HW_SETTLE_DELAY_500US, |
| 527 | ADC_CHANNEL_HW_SETTLE_DELAY_600US, |
| 528 | ADC_CHANNEL_HW_SETTLE_DELAY_700US, |
| 529 | ADC_CHANNEL_HW_SETTLE_DELAY_800US, |
| 530 | ADC_CHANNEL_HW_SETTLE_DELAY_900US, |
| 531 | ADC_CHANNEL_HW_SETTLE_DELAY_1MS, |
| 532 | ADC_CHANNEL_HW_SETTLE_DELAY_2MS, |
| 533 | ADC_CHANNEL_HW_SETTLE_DELAY_4MS, |
| 534 | ADC_CHANNEL_HW_SETTLE_DELAY_6MS, |
| 535 | ADC_CHANNEL_HW_SETTLE_DELAY_8MS, |
| 536 | ADC_CHANNEL_HW_SETTLE_DELAY_10MS, |
| 537 | ADC_CHANNEL_HW_SETTLE_NONE, |
| 538 | }; |
| 539 | |
| 540 | /** |
| 541 | * enum qpnp_adc_dec_ratio_sel - Selects the decimation ratio of the ADC. |
| 542 | * Support values are 256, 512 and 1024. |
| 543 | */ |
| 544 | enum qpnp_vadc_dec_ratio_sel { |
| 545 | ADC_DEC_RATIO_256 = 0, |
| 546 | ADC_DEC_RATIO_512, |
| 547 | ADC_DEC_RATIO_1024, |
| 548 | ADC_DEC_RATIO_NONE, |
| 549 | }; |
| 550 | |
| 551 | /** |
| 552 | * enum qpnp_adc_cal_sel - Selects the calibration type that is applied |
| 553 | * on the corresponding channel measurement after |
| 554 | * the ADC data is read. |
| 555 | * %ADC_NO_CAL : To obtain raw, uncalibrated data. |
| 556 | * %ADC_RATIO_CAL : Applies ratiometric calibration. Note the calibration |
| 557 | * values stored in the CAL peripheral for VADC_VREF and |
| 558 | * VREF_1P25 already have GND_REF value removed. |
| 559 | * %ADC_ABS_CAL : Applies absolute calibration. Note the calibration |
| 560 | * values stored in the CAL peripheral for VADC_VREF and |
| 561 | * VREF_1P25 already have GND_REF value removed. |
| 562 | */ |
| 563 | |
| 564 | /** |
| 565 | * enum qpnp_adc_cal_val - Selects if the calibration values applied |
| 566 | * are the ones when collected on a timer interval |
| 567 | * or if an immediate calibration needs to be forced. |
| 568 | * %ADC_TIMER_CAL : Uses calibration value collected on the timer interval. |
| 569 | * %ADC_NEW_CAL : Forces an immediate calibration. Use only when necessary |
| 570 | * since it forces 3 calibration measurements in addition to |
| 571 | * the channel measurement. For most measurement, using |
| 572 | * calibration based on the timer interval is sufficient. |
| 573 | */ |
| 574 | enum qpnp_adc_cal_val { |
| 575 | ADC_TIMER_CAL = 0, |
| 576 | ADC_NEW_CAL, |
| 577 | ADC_CAL_VAL_NONE, |
| 578 | }; |
| 579 | |
| 580 | /** |
| 581 | * enum qpnp_vadc_mode_sel - Selects the basic mode of operation. |
| 582 | * - The normal mode is used for single measurement. |
| 583 | * - The Conversion sequencer is used to trigger an |
| 584 | * ADC read when a HW trigger is selected. |
| 585 | * - The measurement interval performs a single or |
| 586 | * continuous measurement at a specified interval/delay. |
| 587 | * %ADC_OP_NORMAL_MODE : Normal mode used for single measurement. |
| 588 | * %ADC_OP_CONVERSION_SEQUENCER : Conversion sequencer used to trigger |
| 589 | * an ADC read on a HW supported trigger. |
| 590 | * Refer to enum qpnp_vadc_trigger for |
| 591 | * supported HW triggers. |
| 592 | * %ADC_OP_MEASUREMENT_INTERVAL : The measurement interval performs a |
| 593 | * single or continuous measurement after a specified delay. |
| 594 | * For delay look at qpnp_adc_meas_timer. |
| 595 | */ |
| 596 | enum qpnp_vadc_mode_sel { |
| 597 | ADC_OP_NORMAL_MODE = 0, |
| 598 | ADC_OP_CONVERSION_SEQUENCER, |
| 599 | ADC_OP_MEASUREMENT_INTERVAL, |
| 600 | ADC_OP_MODE_NONE, |
| 601 | }; |
| 602 | |
| 603 | /** |
| 604 | * enum qpnp_vadc_trigger - Select the HW trigger to be used while |
| 605 | * measuring the ADC reading. |
| 606 | * %ADC_GSM_PA_ON : GSM power amplifier on. |
| 607 | * %ADC_TX_GTR_THRES : Transmit power greater than threshold. |
| 608 | * %ADC_CAMERA_FLASH_RAMP : Flash ramp up done. |
| 609 | * %ADC_DTEST : DTEST. |
| 610 | */ |
| 611 | enum qpnp_vadc_trigger { |
| 612 | ADC_GSM_PA_ON = 0, |
| 613 | ADC_TX_GTR_THRES, |
| 614 | ADC_CAMERA_FLASH_RAMP, |
| 615 | ADC_DTEST, |
| 616 | ADC_SEQ_NONE, |
| 617 | }; |
| 618 | |
| 619 | /** |
| 620 | * enum qpnp_vadc_conv_seq_timeout - Select delay (0 to 15ms) from |
| 621 | * conversion request to triggering conversion sequencer |
| 622 | * hold off time. |
| 623 | */ |
| 624 | enum qpnp_vadc_conv_seq_timeout { |
| 625 | ADC_CONV_SEQ_TIMEOUT_0MS = 0, |
| 626 | ADC_CONV_SEQ_TIMEOUT_1MS, |
| 627 | ADC_CONV_SEQ_TIMEOUT_2MS, |
| 628 | ADC_CONV_SEQ_TIMEOUT_3MS, |
| 629 | ADC_CONV_SEQ_TIMEOUT_4MS, |
| 630 | ADC_CONV_SEQ_TIMEOUT_5MS, |
| 631 | ADC_CONV_SEQ_TIMEOUT_6MS, |
| 632 | ADC_CONV_SEQ_TIMEOUT_7MS, |
| 633 | ADC_CONV_SEQ_TIMEOUT_8MS, |
| 634 | ADC_CONV_SEQ_TIMEOUT_9MS, |
| 635 | ADC_CONV_SEQ_TIMEOUT_10MS, |
| 636 | ADC_CONV_SEQ_TIMEOUT_11MS, |
| 637 | ADC_CONV_SEQ_TIMEOUT_12MS, |
| 638 | ADC_CONV_SEQ_TIMEOUT_13MS, |
| 639 | ADC_CONV_SEQ_TIMEOUT_14MS, |
| 640 | ADC_CONV_SEQ_TIMEOUT_15MS, |
| 641 | ADC_CONV_SEQ_TIMEOUT_NONE, |
| 642 | }; |
| 643 | |
| 644 | /** |
| 645 | * enum qpnp_adc_conv_seq_holdoff - Select delay from conversion |
| 646 | * trigger signal (i.e. adc_conv_seq_trig) transition |
| 647 | * to ADC enable. Delay = 25us * (value + 1). |
| 648 | */ |
| 649 | enum qpnp_adc_conv_seq_holdoff { |
| 650 | ADC_SEQ_HOLD_25US = 0, |
| 651 | ADC_SEQ_HOLD_50US, |
| 652 | ADC_SEQ_HOLD_75US, |
| 653 | ADC_SEQ_HOLD_100US, |
| 654 | ADC_SEQ_HOLD_125US, |
| 655 | ADC_SEQ_HOLD_150US, |
| 656 | ADC_SEQ_HOLD_175US, |
| 657 | ADC_SEQ_HOLD_200US, |
| 658 | ADC_SEQ_HOLD_225US, |
| 659 | ADC_SEQ_HOLD_250US, |
| 660 | ADC_SEQ_HOLD_275US, |
| 661 | ADC_SEQ_HOLD_300US, |
| 662 | ADC_SEQ_HOLD_325US, |
| 663 | ADC_SEQ_HOLD_350US, |
| 664 | ADC_SEQ_HOLD_375US, |
| 665 | ADC_SEQ_HOLD_400US, |
| 666 | ADC_SEQ_HOLD_NONE, |
| 667 | }; |
| 668 | |
| 669 | /** |
| 670 | * enum qpnp_adc_conv_seq_state - Conversion sequencer operating state |
| 671 | * %ADC_CONV_SEQ_IDLE : Sequencer is in idle. |
| 672 | * %ADC_CONV_TRIG_RISE : Waiting for rising edge trigger. |
| 673 | * %ADC_CONV_TRIG_HOLDOFF : Waiting for rising trigger hold off time. |
| 674 | * %ADC_CONV_MEAS_RISE : Measuring selected ADC signal. |
| 675 | * %ADC_CONV_TRIG_FALL : Waiting for falling trigger edge. |
| 676 | * %ADC_CONV_FALL_HOLDOFF : Waiting for falling trigger hold off time. |
| 677 | * %ADC_CONV_MEAS_FALL : Measuring selected ADC signal. |
| 678 | * %ADC_CONV_ERROR : Aberrant Hardware problem. |
| 679 | */ |
| 680 | enum qpnp_adc_conv_seq_state { |
| 681 | ADC_CONV_SEQ_IDLE = 0, |
| 682 | ADC_CONV_TRIG_RISE, |
| 683 | ADC_CONV_TRIG_HOLDOFF, |
| 684 | ADC_CONV_MEAS_RISE, |
| 685 | ADC_CONV_TRIG_FALL, |
| 686 | ADC_CONV_FALL_HOLDOFF, |
| 687 | ADC_CONV_MEAS_FALL, |
| 688 | ADC_CONV_ERROR, |
| 689 | ADC_CONV_NONE, |
| 690 | }; |
| 691 | |
| 692 | /** |
| 693 | * enum qpnp_adc_meas_timer_1 - Selects the measurement interval time. |
| 694 | * If value = 0, use 0ms else use 2^(value + 4)/ 32768). |
| 695 | * The timer period is used by the USB_ID. Do not set a polling rate |
| 696 | * greater than 1 second on PMIC 2.0. The max polling rate on the PMIC 2.0 |
| 697 | * appears to be limited to 1 second. |
| 698 | * %ADC_MEAS_INTERVAL_0MS : 0ms |
| 699 | * %ADC_MEAS_INTERVAL_1P0MS : 1ms |
| 700 | * %ADC_MEAS_INTERVAL_2P0MS : 2ms |
| 701 | * %ADC_MEAS_INTERVAL_3P9MS : 3.9ms |
| 702 | * %ADC_MEAS_INTERVAL_7P8MS : 7.8ms |
| 703 | * %ADC_MEAS_INTERVAL_15P6MS : 15.6ms |
| 704 | * %ADC_MEAS_INTERVAL_31P3MS : 31.3ms |
| 705 | * %ADC_MEAS_INTERVAL_62P5MS : 62.5ms |
| 706 | * %ADC_MEAS_INTERVAL_125MS : 125ms |
| 707 | * %ADC_MEAS_INTERVAL_250MS : 250ms |
| 708 | * %ADC_MEAS_INTERVAL_500MS : 500ms |
| 709 | * %ADC_MEAS_INTERVAL_1S : 1seconds |
| 710 | * %ADC_MEAS_INTERVAL_2S : 2seconds |
| 711 | * %ADC_MEAS_INTERVAL_4S : 4seconds |
| 712 | * %ADC_MEAS_INTERVAL_8S : 8seconds |
| 713 | * %ADC_MEAS_INTERVAL_16S: 16seconds |
| 714 | */ |
| 715 | enum qpnp_adc_meas_timer_1 { |
| 716 | ADC_MEAS1_INTERVAL_0MS = 0, |
| 717 | ADC_MEAS1_INTERVAL_1P0MS, |
| 718 | ADC_MEAS1_INTERVAL_2P0MS, |
| 719 | ADC_MEAS1_INTERVAL_3P9MS, |
| 720 | ADC_MEAS1_INTERVAL_7P8MS, |
| 721 | ADC_MEAS1_INTERVAL_15P6MS, |
| 722 | ADC_MEAS1_INTERVAL_31P3MS, |
| 723 | ADC_MEAS1_INTERVAL_62P5MS, |
| 724 | ADC_MEAS1_INTERVAL_125MS, |
| 725 | ADC_MEAS1_INTERVAL_250MS, |
| 726 | ADC_MEAS1_INTERVAL_500MS, |
| 727 | ADC_MEAS1_INTERVAL_1S, |
| 728 | ADC_MEAS1_INTERVAL_2S, |
| 729 | ADC_MEAS1_INTERVAL_4S, |
| 730 | ADC_MEAS1_INTERVAL_8S, |
| 731 | ADC_MEAS1_INTERVAL_16S, |
| 732 | ADC_MEAS1_INTERVAL_NONE, |
| 733 | }; |
| 734 | |
| 735 | /** |
| 736 | * enum qpnp_adc_meas_timer_2 - Selects the measurement interval time. |
| 737 | * If value = 0, use 0ms else use 2^(value + 4)/ 32768). |
| 738 | * The timer period is used by the batt_therm. Do not set a polling rate |
| 739 | * greater than 1 second on PMIC 2.0. The max polling rate on the PMIC 2.0 |
| 740 | * appears to be limited to 1 second. |
| 741 | * %ADC_MEAS_INTERVAL_0MS : 0ms |
| 742 | * %ADC_MEAS_INTERVAL_100MS : 100ms |
| 743 | * %ADC_MEAS_INTERVAL_200MS : 200ms |
| 744 | * %ADC_MEAS_INTERVAL_300MS : 300ms |
| 745 | * %ADC_MEAS_INTERVAL_400MS : 400ms |
| 746 | * %ADC_MEAS_INTERVAL_500MS : 500ms |
| 747 | * %ADC_MEAS_INTERVAL_600MS : 600ms |
| 748 | * %ADC_MEAS_INTERVAL_700MS : 700ms |
| 749 | * %ADC_MEAS_INTERVAL_800MS : 800ms |
| 750 | * %ADC_MEAS_INTERVAL_900MS : 900ms |
| 751 | * %ADC_MEAS_INTERVAL_1S: 1seconds |
| 752 | * %ADC_MEAS_INTERVAL_1P1S: 1.1seconds |
| 753 | * %ADC_MEAS_INTERVAL_1P2S: 1.2seconds |
| 754 | * %ADC_MEAS_INTERVAL_1P3S: 1.3seconds |
| 755 | * %ADC_MEAS_INTERVAL_1P4S: 1.4seconds |
| 756 | * %ADC_MEAS_INTERVAL_1P5S: 1.5seconds |
| 757 | */ |
| 758 | enum qpnp_adc_meas_timer_2 { |
| 759 | ADC_MEAS2_INTERVAL_0MS = 0, |
| 760 | ADC_MEAS2_INTERVAL_100MS, |
| 761 | ADC_MEAS2_INTERVAL_200MS, |
| 762 | ADC_MEAS2_INTERVAL_300MS, |
| 763 | ADC_MEAS2_INTERVAL_400MS, |
| 764 | ADC_MEAS2_INTERVAL_500MS, |
| 765 | ADC_MEAS2_INTERVAL_600MS, |
| 766 | ADC_MEAS2_INTERVAL_700MS, |
| 767 | ADC_MEAS2_INTERVAL_800MS, |
| 768 | ADC_MEAS2_INTERVAL_900MS, |
| 769 | ADC_MEAS2_INTERVAL_1S, |
| 770 | ADC_MEAS2_INTERVAL_1P1S, |
| 771 | ADC_MEAS2_INTERVAL_1P2S, |
| 772 | ADC_MEAS2_INTERVAL_1P3S, |
| 773 | ADC_MEAS2_INTERVAL_1P4S, |
| 774 | ADC_MEAS2_INTERVAL_1P5S, |
| 775 | ADC_MEAS2_INTERVAL_NONE, |
| 776 | }; |
| 777 | |
| 778 | /** |
| 779 | * enum qpnp_adc_meas_timer_3 - Selects the measurement interval time. |
| 780 | * If value = 0, use 0ms else use 2^(value + 4)/ 32768). |
| 781 | * Do not set a polling rate greater than 1 second on PMIC 2.0. |
| 782 | * The max polling rate on the PMIC 2.0 appears to be limited to 1 second. |
| 783 | * %ADC_MEAS_INTERVAL_0MS : 0ms |
| 784 | * %ADC_MEAS_INTERVAL_1S : 1seconds |
| 785 | * %ADC_MEAS_INTERVAL_2S : 2seconds |
| 786 | * %ADC_MEAS_INTERVAL_3S : 3seconds |
| 787 | * %ADC_MEAS_INTERVAL_4S : 4seconds |
| 788 | * %ADC_MEAS_INTERVAL_5S : 5seconds |
| 789 | * %ADC_MEAS_INTERVAL_6S: 6seconds |
| 790 | * %ADC_MEAS_INTERVAL_7S : 7seconds |
| 791 | * %ADC_MEAS_INTERVAL_8S : 8seconds |
| 792 | * %ADC_MEAS_INTERVAL_9S : 9seconds |
| 793 | * %ADC_MEAS_INTERVAL_10S : 10seconds |
| 794 | * %ADC_MEAS_INTERVAL_11S : 11seconds |
| 795 | * %ADC_MEAS_INTERVAL_12S : 12seconds |
| 796 | * %ADC_MEAS_INTERVAL_13S : 13seconds |
| 797 | * %ADC_MEAS_INTERVAL_14S : 14seconds |
| 798 | * %ADC_MEAS_INTERVAL_15S : 15seconds |
| 799 | */ |
| 800 | enum qpnp_adc_meas_timer_3 { |
| 801 | ADC_MEAS3_INTERVAL_0S = 0, |
| 802 | ADC_MEAS3_INTERVAL_1S, |
| 803 | ADC_MEAS3_INTERVAL_2S, |
| 804 | ADC_MEAS3_INTERVAL_3S, |
| 805 | ADC_MEAS3_INTERVAL_4S, |
| 806 | ADC_MEAS3_INTERVAL_5S, |
| 807 | ADC_MEAS3_INTERVAL_6S, |
| 808 | ADC_MEAS3_INTERVAL_7S, |
| 809 | ADC_MEAS3_INTERVAL_8S, |
| 810 | ADC_MEAS3_INTERVAL_9S, |
| 811 | ADC_MEAS3_INTERVAL_10S, |
| 812 | ADC_MEAS3_INTERVAL_11S, |
| 813 | ADC_MEAS3_INTERVAL_12S, |
| 814 | ADC_MEAS3_INTERVAL_13S, |
| 815 | ADC_MEAS3_INTERVAL_14S, |
| 816 | ADC_MEAS3_INTERVAL_15S, |
| 817 | ADC_MEAS3_INTERVAL_NONE, |
| 818 | }; |
| 819 | |
| 820 | /** |
| 821 | * enum qpnp_adc_meas_timer_select - Selects the timer for which |
| 822 | * the appropriate polling frequency is set. |
| 823 | * %ADC_MEAS_TIMER_SELECT1 - Select this timer for measurement polling interval |
| 824 | * for 1 second. |
| 825 | * %ADC_MEAS_TIMER_SELECT2 - Select this timer for 500ms measurement interval. |
| 826 | * %ADC_MEAS_TIMER_SELECT3 - Select this timer for 5 second interval. |
| 827 | */ |
| 828 | enum qpnp_adc_meas_timer_select { |
| 829 | ADC_MEAS_TIMER_SELECT1 = 0, |
| 830 | ADC_MEAS_TIMER_SELECT2, |
| 831 | ADC_MEAS_TIMER_SELECT3, |
| 832 | ADC_MEAS_TIMER_NUM, |
| 833 | }; |
| 834 | |
| 835 | /** |
| 836 | * enum qpnp_adc_meas_interval_op_ctl - Select operating mode. |
| 837 | * %ADC_MEAS_INTERVAL_OP_SINGLE : Conduct single measurement at specified time |
| 838 | * delay. |
| 839 | * %ADC_MEAS_INTERVAL_OP_CONTINUOUS : Make measurements at measurement interval |
| 840 | * times. |
| 841 | */ |
| 842 | enum qpnp_adc_meas_interval_op_ctl { |
| 843 | ADC_MEAS_INTERVAL_OP_SINGLE = 0, |
| 844 | ADC_MEAS_INTERVAL_OP_CONTINUOUS, |
| 845 | ADC_MEAS_INTERVAL_OP_NONE, |
| 846 | }; |
| 847 | |
| 848 | /** |
| 849 | * Channel selection registers for each of the configurable measurements |
| 850 | * Channels allotment is set at device config for a channel. |
| 851 | * The USB_ID, BATT_THERM, PMIC_THERM and VBAT channels are used by the |
| 852 | * kernel space USB, Battery and IADC drivers. |
| 853 | * The other 3 channels are configurable for use by userspace clients. |
| 854 | */ |
| 855 | enum qpnp_adc_tm_channel_select { |
| 856 | QPNP_ADC_TM_M0_ADC_CH_SEL_CTL = 0x48, |
| 857 | QPNP_ADC_TM_M1_ADC_CH_SEL_CTL = 0x68, |
| 858 | QPNP_ADC_TM_M2_ADC_CH_SEL_CTL = 0x70, |
| 859 | QPNP_ADC_TM_M3_ADC_CH_SEL_CTL = 0x78, |
| 860 | QPNP_ADC_TM_M4_ADC_CH_SEL_CTL = 0x80, |
| 861 | QPNP_ADC_TM_M5_ADC_CH_SEL_CTL = 0x88, |
| 862 | QPNP_ADC_TM_M6_ADC_CH_SEL_CTL = 0x90, |
| 863 | QPNP_ADC_TM_M7_ADC_CH_SEL_CTL = 0x98, |
| 864 | QPNP_ADC_TM_CH_SELECT_NONE |
| 865 | }; |
| 866 | |
| 867 | /** |
| 868 | * Channel index for the corresponding index to qpnp_adc_tm_channel_selec |
| 869 | */ |
| 870 | enum qpnp_adc_tm_channel_num { |
| 871 | QPNP_ADC_TM_CHAN0 = 0, |
| 872 | QPNP_ADC_TM_CHAN1, |
| 873 | QPNP_ADC_TM_CHAN2, |
| 874 | QPNP_ADC_TM_CHAN3, |
| 875 | QPNP_ADC_TM_CHAN4, |
| 876 | QPNP_ADC_TM_CHAN5, |
| 877 | QPNP_ADC_TM_CHAN6, |
| 878 | QPNP_ADC_TM_CHAN7, |
| 879 | QPNP_ADC_TM_CHAN_NONE |
| 880 | }; |
| 881 | |
| 882 | enum qpnp_comp_scheme_type { |
| 883 | COMP_ID_GF = 0, |
| 884 | COMP_ID_SMIC, |
| 885 | COMP_ID_TSMC, |
| 886 | COMP_ID_NUM, |
| 887 | }; |
| 888 | |
| 889 | /** |
| 890 | * struct qpnp_adc_tm_config - Represent ADC Thermal Monitor configuration. |
| 891 | * @channel: ADC channel for which thermal monitoring is requested. |
| 892 | * @adc_code: The pre-calibrated digital output of a given ADC releative to the |
| 893 | * ADC reference. |
| 894 | * @high_thr_temp: Temperature at which high threshold notification is required. |
| 895 | * @low_thr_temp: Temperature at which low threshold notification is required. |
| 896 | * @low_thr_voltage : Low threshold voltage ADC code used for reverse |
| 897 | * calibration. |
| 898 | * @high_thr_voltage: High threshold voltage ADC code used for reverse |
| 899 | * calibration. |
| 900 | */ |
| 901 | struct qpnp_adc_tm_config { |
| 902 | int channel; |
| 903 | int adc_code; |
| 904 | int high_thr_temp; |
| 905 | int low_thr_temp; |
| 906 | int64_t high_thr_voltage; |
| 907 | int64_t low_thr_voltage; |
| 908 | }; |
| 909 | |
| 910 | /** |
| 911 | * enum qpnp_adc_tm_trip_type - Type for setting high/low temperature/voltage. |
| 912 | * %ADC_TM_TRIP_HIGH_WARM: Setting high temperature. Note that high temperature |
| 913 | * corresponds to low voltage. Driver handles this case |
| 914 | * appropriately to set high/low thresholds for voltage. |
| 915 | * threshold. |
| 916 | * %ADC_TM_TRIP_LOW_COOL: Setting low temperature. |
| 917 | */ |
| 918 | enum qpnp_adc_tm_trip_type { |
| 919 | ADC_TM_TRIP_HIGH_WARM = 0, |
| 920 | ADC_TM_TRIP_LOW_COOL, |
| 921 | ADC_TM_TRIP_NUM, |
| 922 | }; |
| 923 | |
| 924 | #define ADC_TM_WRITABLE_TRIPS_MASK ((1 << ADC_TM_TRIP_NUM) - 1) |
| 925 | |
| 926 | /** |
| 927 | * enum qpnp_tm_state - This lets the client know whether the threshold |
| 928 | * that was crossed was high/low. |
| 929 | * %ADC_TM_HIGH_STATE: Client is notified of crossing the requested high |
| 930 | * voltage threshold. |
| 931 | * %ADC_TM_COOL_STATE: Client is notified of crossing the requested cool |
| 932 | * temperature threshold. |
| 933 | * %ADC_TM_LOW_STATE: Client is notified of crossing the requested low |
| 934 | * voltage threshold. |
| 935 | * %ADC_TM_WARM_STATE: Client is notified of crossing the requested high |
| 936 | * temperature threshold. |
| 937 | */ |
| 938 | enum qpnp_tm_state { |
| 939 | ADC_TM_HIGH_STATE = 0, |
| 940 | ADC_TM_COOL_STATE = ADC_TM_HIGH_STATE, |
| 941 | ADC_TM_LOW_STATE, |
| 942 | ADC_TM_WARM_STATE = ADC_TM_LOW_STATE, |
| 943 | ADC_TM_STATE_NUM, |
| 944 | }; |
| 945 | |
| 946 | /** |
| 947 | * enum qpnp_state_request - Request to enable/disable the corresponding |
| 948 | * high/low voltage/temperature thresholds. |
| 949 | * %ADC_TM_HIGH_THR_ENABLE: Enable high voltage threshold. |
| 950 | * %ADC_TM_COOL_THR_ENABLE = Enables cool temperature threshold. |
| 951 | * %ADC_TM_LOW_THR_ENABLE: Enable low voltage/temperature threshold. |
| 952 | * %ADC_TM_WARM_THR_ENABLE = Enables warm temperature threshold. |
| 953 | * %ADC_TM_HIGH_LOW_THR_ENABLE: Enable high and low voltage/temperature |
| 954 | * threshold. |
| 955 | * %ADC_TM_HIGH_THR_DISABLE: Disable high voltage/temperature threshold. |
| 956 | * %ADC_TM_COOL_THR_ENABLE = Disables cool temperature threshold. |
| 957 | * %ADC_TM_LOW_THR_DISABLE: Disable low voltage/temperature threshold. |
| 958 | * %ADC_TM_WARM_THR_ENABLE = Disables warm temperature threshold. |
| 959 | * %ADC_TM_HIGH_THR_DISABLE: Disable high and low voltage/temperature |
| 960 | * threshold. |
| 961 | */ |
| 962 | enum qpnp_state_request { |
| 963 | ADC_TM_HIGH_THR_ENABLE = 0, |
| 964 | ADC_TM_COOL_THR_ENABLE = ADC_TM_HIGH_THR_ENABLE, |
| 965 | ADC_TM_LOW_THR_ENABLE, |
| 966 | ADC_TM_WARM_THR_ENABLE = ADC_TM_LOW_THR_ENABLE, |
| 967 | ADC_TM_HIGH_LOW_THR_ENABLE, |
| 968 | ADC_TM_HIGH_THR_DISABLE, |
| 969 | ADC_TM_COOL_THR_DISABLE = ADC_TM_HIGH_THR_DISABLE, |
| 970 | ADC_TM_LOW_THR_DISABLE, |
| 971 | ADC_TM_WARM_THR_DISABLE = ADC_TM_LOW_THR_DISABLE, |
| 972 | ADC_TM_HIGH_LOW_THR_DISABLE, |
| 973 | ADC_TM_THR_NUM, |
| 974 | }; |
| 975 | |
| 976 | /** |
| 977 | * struct qpnp_adc_tm_btm_param - Represent Battery temperature threshold |
| 978 | * monitoring configuration. |
| 979 | * @high_temp: High temperature threshold for which notification is requested. |
| 980 | * @low_temp: Low temperature threshold for which notification is requested. |
| 981 | * @high_thr_voltage: High voltage for which notification is requested. |
| 982 | * @low_thr_voltage: Low voltage for which notification is requested. |
| 983 | * @adc_tm_hc: Represents the refreshed BTM register design. |
| 984 | * @state_request: Enable/disable the corresponding high and low temperature |
| 985 | * thresholds. |
| 986 | * @timer_interval1: Select polling rate from qpnp_adc_meas_timer_1 type. |
| 987 | * @timer_interval2: Select polling rate from qpnp_adc_meas_timer_2 type. |
| 988 | * @timer_interval3: Select polling rate from qpnp_adc_meas_timer_3 type. |
| 989 | * @btmid_ctx: A context of void type. |
| 990 | * @threshold_notification: Notification callback once threshold are crossed. |
| 991 | * units to be used for High/Low temperature and voltage notification - |
| 992 | * This depends on the clients usage. Check the rscaling function |
| 993 | * for the appropriate channel nodes. |
| 994 | * @Batt therm clients temperature units is decidegreesCentigrate. |
| 995 | * @USB_ID inputs the voltage units in milli-volts. |
| 996 | * @PA_THERM inputs the units in degC. |
| 997 | * @PMIC_THERM inputs the units in millidegC. |
| 998 | */ |
| 999 | struct qpnp_adc_tm_btm_param { |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1000 | uint32_t full_scale_code; |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1001 | int32_t high_temp; |
| 1002 | int32_t low_temp; |
| 1003 | int32_t high_thr; |
| 1004 | int32_t low_thr; |
| 1005 | int32_t gain_num; |
| 1006 | int32_t gain_den; |
| 1007 | bool adc_tm_hc; |
| 1008 | enum qpnp_vadc_channels channel; |
| 1009 | enum qpnp_state_request state_request; |
| 1010 | enum qpnp_adc_meas_timer_1 timer_interval; |
| 1011 | enum qpnp_adc_meas_timer_2 timer_interval2; |
| 1012 | enum qpnp_adc_meas_timer_3 timer_interval3; |
| 1013 | void *btm_ctx; |
| 1014 | void (*threshold_notification)(enum qpnp_tm_state state, |
| 1015 | void *ctx); |
| 1016 | }; |
| 1017 | |
| 1018 | /** |
| 1019 | * struct qpnp_vadc_linear_graph - Represent ADC characteristics. |
| 1020 | * @dy: Numerator slope to calculate the gain. |
| 1021 | * @dx: Denominator slope to calculate the gain. |
| 1022 | * @adc_vref: A/D word of the voltage reference used for the channel. |
| 1023 | * @adc_gnd: A/D word of the ground reference used for the channel. |
| 1024 | * |
| 1025 | * Each ADC device has different offset and gain parameters which are computed |
| 1026 | * to calibrate the device. |
| 1027 | */ |
| 1028 | struct qpnp_vadc_linear_graph { |
| 1029 | int64_t dy; |
| 1030 | int64_t dx; |
| 1031 | int64_t adc_vref; |
| 1032 | int64_t adc_gnd; |
| 1033 | }; |
| 1034 | |
| 1035 | /** |
| 1036 | * struct qpnp_vadc_map_pt - Map the graph representation for ADC channel |
| 1037 | * @x: Represent the ADC digitized code. |
| 1038 | * @y: Represent the physical data which can be temperature, voltage, |
| 1039 | * resistance. |
| 1040 | */ |
| 1041 | struct qpnp_vadc_map_pt { |
| 1042 | int32_t x; |
| 1043 | int32_t y; |
| 1044 | }; |
| 1045 | |
| 1046 | /** |
| 1047 | * struct qpnp_vadc_scaling_ratio - Represent scaling ratio for adc input. |
| 1048 | * @num: Numerator scaling parameter. |
| 1049 | * @den: Denominator scaling parameter. |
| 1050 | */ |
| 1051 | struct qpnp_vadc_scaling_ratio { |
| 1052 | int32_t num; |
| 1053 | int32_t den; |
| 1054 | }; |
| 1055 | |
| 1056 | /** |
| 1057 | * struct qpnp_adc_properties - Represent the ADC properties. |
| 1058 | * @adc_reference: Reference voltage for QPNP ADC. |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1059 | * @full_scale_code: Full scale value with intrinsic offset removed. |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1060 | * @biploar: Polarity for QPNP ADC. |
| 1061 | * @adc_hc: Represents using HC variant of the ADC controller. |
| 1062 | */ |
| 1063 | struct qpnp_adc_properties { |
| 1064 | uint32_t adc_vdd_reference; |
Siddartha Mohanadoss | d9e74fe | 2017-10-13 15:27:55 -0700 | [diff] [blame] | 1065 | uint32_t full_scale_code; |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1066 | bool bipolar; |
| 1067 | bool adc_hc; |
| 1068 | }; |
| 1069 | |
| 1070 | /** |
| 1071 | * struct qpnp_vadc_chan_properties - Represent channel properties of the ADC. |
| 1072 | * @offset_gain_numerator: The inverse numerator of the gain applied to the |
| 1073 | * input channel. |
| 1074 | * @offset_gain_denominator: The inverse denominator of the gain applied to the |
| 1075 | * input channel. |
| 1076 | * @high_thr: High threshold voltage that is requested to be set. |
| 1077 | * @low_thr: Low threshold voltage that is requested to be set. |
| 1078 | * @timer_select: Chosen from one of the 3 timers to set the polling rate for |
| 1079 | * the VADC_BTM channel. |
| 1080 | * @meas_interval1: Polling rate to set for timer 1. |
| 1081 | * @meas_interval2: Polling rate to set for timer 2. |
| 1082 | * @tm_channel_select: BTM channel number for the 5 VADC_BTM channels. |
| 1083 | * @state_request: User can select either enable or disable high/low or both |
| 1084 | * activation levels based on the qpnp_state_request type. |
| 1085 | * @adc_graph: ADC graph for the channel of struct type qpnp_adc_linear_graph. |
| 1086 | */ |
| 1087 | struct qpnp_vadc_chan_properties { |
| 1088 | uint32_t offset_gain_numerator; |
| 1089 | uint32_t offset_gain_denominator; |
| 1090 | uint32_t high_thr; |
| 1091 | uint32_t low_thr; |
| 1092 | enum qpnp_adc_meas_timer_select timer_select; |
| 1093 | enum qpnp_adc_meas_timer_1 meas_interval1; |
| 1094 | enum qpnp_adc_meas_timer_2 meas_interval2; |
| 1095 | enum qpnp_adc_tm_channel_select tm_channel_select; |
| 1096 | enum qpnp_state_request state_request; |
| 1097 | enum qpnp_adc_calib_type calib_type; |
| 1098 | struct qpnp_vadc_linear_graph adc_graph[ADC_HC_CAL_SEL_NONE]; |
| 1099 | }; |
| 1100 | |
| 1101 | /** |
| 1102 | * struct qpnp_vadc_result - Represent the result of the QPNP ADC. |
| 1103 | * @chan: The channel number of the requested conversion. |
| 1104 | * @adc_code: The pre-calibrated digital output of a given ADC relative to the |
| 1105 | * the ADC reference. |
| 1106 | * @measurement: In units specific for a given ADC; most ADC uses reference |
| 1107 | * voltage but some ADC uses reference current. This measurement |
| 1108 | * here is a number relative to a reference of a given ADC. |
| 1109 | * @physical: The data meaningful for each individual channel whether it is |
| 1110 | * voltage, current, temperature, etc. |
| 1111 | * All voltage units are represented in micro - volts. |
| 1112 | * -Battery temperature units are represented as 0.1 DegC. |
| 1113 | * -PA Therm temperature units are represented as DegC. |
| 1114 | * -PMIC Die temperature units are represented as 0.001 DegC. |
| 1115 | */ |
| 1116 | struct qpnp_vadc_result { |
| 1117 | uint32_t chan; |
| 1118 | int32_t adc_code; |
| 1119 | int64_t measurement; |
| 1120 | int64_t physical; |
| 1121 | }; |
| 1122 | |
| 1123 | /** |
| 1124 | * struct qpnp_adc_amux - AMUX properties for individual channel |
| 1125 | * @name: Channel string name. |
| 1126 | * @channel_num: Channel in integer used from qpnp_adc_channels. |
| 1127 | * @chan_path_prescaling: Channel scaling performed on the input signal. |
| 1128 | * @adc_decimation: Sampling rate desired for the channel. |
| 1129 | * adc_scale_fn: Scaling function to convert to the data meaningful for |
| 1130 | * each individual channel whether it is voltage, current, |
| 1131 | * temperature, etc and compensates the channel properties. |
| 1132 | */ |
| 1133 | struct qpnp_adc_amux { |
| 1134 | char *name; |
| 1135 | enum qpnp_vadc_channels channel_num; |
| 1136 | enum qpnp_adc_channel_scaling_param chan_path_prescaling; |
| 1137 | enum qpnp_adc_decimation_type adc_decimation; |
| 1138 | enum qpnp_adc_scale_fn_type adc_scale_fn; |
| 1139 | enum qpnp_adc_fast_avg_ctl fast_avg_setup; |
| 1140 | enum qpnp_adc_hw_settle_time hw_settle_time; |
| 1141 | enum qpnp_adc_calib_type calib_type; |
| 1142 | enum qpnp_adc_cal_val cal_val; |
| 1143 | }; |
| 1144 | |
| 1145 | /** |
| 1146 | * struct qpnp_vadc_scaling_ratio |
| 1147 | * |
| 1148 | */ |
| 1149 | static const struct qpnp_vadc_scaling_ratio qpnp_vadc_amux_scaling_ratio[] = { |
| 1150 | {1, 1}, |
| 1151 | {1, 3}, |
| 1152 | {1, 4}, |
| 1153 | {1, 6}, |
| 1154 | {1, 20}, |
| 1155 | {1, 8}, |
| 1156 | {10, 81}, |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 1157 | {1, 10}, |
| 1158 | {1, 16} |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1159 | }; |
| 1160 | |
| 1161 | /** |
| 1162 | * struct qpnp_vadc_scale_fn - Scaling function prototype |
| 1163 | * @chan: Function pointer to one of the scaling functions |
| 1164 | * which takes the adc properties, channel properties, |
| 1165 | * and returns the physical result |
| 1166 | */ |
| 1167 | struct qpnp_vadc_scale_fn { |
| 1168 | int32_t (*chan)(struct qpnp_vadc_chip *, int32_t, |
| 1169 | const struct qpnp_adc_properties *, |
| 1170 | const struct qpnp_vadc_chan_properties *, |
| 1171 | struct qpnp_vadc_result *); |
| 1172 | }; |
| 1173 | |
| 1174 | /** |
| 1175 | * struct qpnp_adc_tm_reverse_scale_fn - Reverse scaling prototype |
| 1176 | * @chan: Function pointer to one of the scaling functions |
| 1177 | * which takes the adc properties, channel properties, |
| 1178 | * and returns the physical result |
| 1179 | */ |
| 1180 | struct qpnp_adc_tm_reverse_scale_fn { |
| 1181 | int32_t (*chan)(struct qpnp_vadc_chip *, |
| 1182 | struct qpnp_adc_tm_btm_param *, |
| 1183 | uint32_t *, uint32_t *); |
| 1184 | }; |
| 1185 | |
| 1186 | /** |
| 1187 | * struct qpnp_vadc_rscale_fn - Scaling function prototype |
| 1188 | * @chan: Function pointer to one of the scaling functions |
| 1189 | * which takes the adc properties, channel properties, |
| 1190 | * and returns the physical result |
| 1191 | */ |
| 1192 | struct qpnp_vadc_rscale_fn { |
| 1193 | int32_t (*chan)(struct qpnp_vadc_chip *, |
| 1194 | const struct qpnp_vadc_chan_properties *, |
| 1195 | struct qpnp_adc_tm_btm_param *, |
| 1196 | uint32_t *, uint32_t *); |
| 1197 | }; |
| 1198 | |
| 1199 | /** |
| 1200 | * struct qpnp_iadc_calib - IADC channel calibration structure. |
| 1201 | * @channel - Channel for which the historical offset and gain is |
| 1202 | * calculated. Available channels are internal rsense, |
| 1203 | * external rsense and alternate lead pairs. |
| 1204 | * @offset_raw - raw Offset value for the channel. |
| 1205 | * @gain_raw - raw Gain of the channel. |
| 1206 | * @ideal_offset_uv - ideal offset value for the channel. |
| 1207 | * @ideal_gain_nv - ideal gain for the channel. |
| 1208 | * @offset_uv - converted value of offset in uV. |
| 1209 | * @gain_uv - converted value of gain in uV. |
| 1210 | */ |
| 1211 | struct qpnp_iadc_calib { |
| 1212 | enum qpnp_iadc_channels channel; |
| 1213 | uint16_t offset_raw; |
| 1214 | uint16_t gain_raw; |
| 1215 | uint32_t ideal_offset_uv; |
| 1216 | uint32_t ideal_gain_nv; |
| 1217 | uint32_t offset_uv; |
| 1218 | uint32_t gain_uv; |
| 1219 | }; |
| 1220 | |
| 1221 | /** |
| 1222 | * struct qpnp_iadc_result - IADC read result structure. |
| 1223 | * @oresult_uv - Result of ADC in uV. |
| 1224 | * @result_ua - Result of ADC in uA. |
| 1225 | */ |
| 1226 | struct qpnp_iadc_result { |
| 1227 | int32_t result_uv; |
| 1228 | int32_t result_ua; |
| 1229 | }; |
| 1230 | |
| 1231 | /** |
| 1232 | * struct qpnp_adc_drv - QPNP ADC device structure. |
| 1233 | * @spmi - spmi device for ADC peripheral. |
| 1234 | * @offset - base offset for the ADC peripheral. |
| 1235 | * @adc_prop - ADC properties specific to the ADC peripheral. |
| 1236 | * @amux_prop - AMUX properties representing the ADC peripheral. |
| 1237 | * @adc_channels - ADC channel properties for the ADC peripheral. |
| 1238 | * @adc_irq_eoc - End of Conversion IRQ. |
| 1239 | * @adc_irq_fifo_not_empty - Conversion sequencer request written |
| 1240 | * to FIFO when not empty. |
| 1241 | * @adc_irq_conv_seq_timeout - Conversion sequencer trigger timeout. |
| 1242 | * @adc_high_thr_irq - Output higher than high threshold set for measurement. |
| 1243 | * @adc_low_thr_irq - Output lower than low threshold set for measurement. |
| 1244 | * @adc_lock - ADC lock for access to the peripheral. |
| 1245 | * @adc_rslt_completion - ADC result notification after interrupt |
| 1246 | * is received. |
| 1247 | * @calib - Internal rsens calibration values for gain and offset. |
| 1248 | */ |
| 1249 | struct qpnp_adc_drv { |
| 1250 | struct platform_device *pdev; |
| 1251 | struct regmap *regmap; |
| 1252 | uint8_t slave; |
| 1253 | uint16_t offset; |
| 1254 | struct qpnp_adc_properties *adc_prop; |
| 1255 | struct qpnp_adc_amux_properties *amux_prop; |
| 1256 | struct qpnp_adc_amux *adc_channels; |
| 1257 | int adc_irq_eoc; |
| 1258 | int adc_irq_fifo_not_empty; |
| 1259 | int adc_irq_conv_seq_timeout; |
| 1260 | int adc_high_thr_irq; |
| 1261 | int adc_low_thr_irq; |
| 1262 | struct mutex adc_lock; |
| 1263 | struct completion adc_rslt_completion; |
| 1264 | struct qpnp_iadc_calib calib; |
| 1265 | struct regulator *hkadc_ldo; |
| 1266 | struct regulator *hkadc_ldo_ok; |
| 1267 | bool adc_hc; |
| 1268 | }; |
| 1269 | |
| 1270 | /** |
| 1271 | * struct qpnp_adc_amux_properties - QPNP VADC amux channel property. |
| 1272 | * @amux_channel - Refer to the qpnp_vadc_channel list. |
| 1273 | * @decimation - Sampling rate supported for the channel. |
| 1274 | * @mode_sel - The basic mode of operation. |
| 1275 | * @hw_settle_time - The time between AMUX being configured and the |
| 1276 | * start of conversion. |
| 1277 | * @fast_avg_setup - Ability to provide single result from the ADC |
| 1278 | * that is an average of multiple measurements. |
| 1279 | * @trigger_channel - HW trigger channel for conversion sequencer. |
| 1280 | * @calib_type - Used to store the calibration type for the channel |
| 1281 | * absolute/ratiometric. |
| 1282 | * @cal_val - Used to determine if fresh calibration value or timer |
| 1283 | * updated calibration value is to be used. |
| 1284 | * @chan_prop - Represent the channel properties of the ADC. |
| 1285 | */ |
| 1286 | struct qpnp_adc_amux_properties { |
| 1287 | uint32_t amux_channel; |
| 1288 | uint32_t decimation; |
| 1289 | uint32_t mode_sel; |
| 1290 | uint32_t hw_settle_time; |
| 1291 | uint32_t fast_avg_setup; |
| 1292 | enum qpnp_vadc_trigger trigger_channel; |
| 1293 | enum qpnp_adc_calib_type calib_type; |
| 1294 | enum qpnp_adc_cal_val cal_val; |
| 1295 | struct qpnp_vadc_chan_properties chan_prop[0]; |
| 1296 | }; |
| 1297 | |
| 1298 | /* SW index's for PMIC type and version used by QPNP VADC and IADC */ |
| 1299 | #define QPNP_REV_ID_8941_3_1 1 |
| 1300 | #define QPNP_REV_ID_8026_1_0 2 |
| 1301 | #define QPNP_REV_ID_8026_2_0 3 |
| 1302 | #define QPNP_REV_ID_8110_1_0 4 |
| 1303 | #define QPNP_REV_ID_8026_2_1 5 |
| 1304 | #define QPNP_REV_ID_8110_2_0 6 |
| 1305 | #define QPNP_REV_ID_8026_2_2 7 |
| 1306 | #define QPNP_REV_ID_8941_3_0 8 |
| 1307 | #define QPNP_REV_ID_8941_2_0 9 |
| 1308 | #define QPNP_REV_ID_8916_1_0 10 |
| 1309 | #define QPNP_REV_ID_8916_1_1 11 |
| 1310 | #define QPNP_REV_ID_8916_2_0 12 |
| 1311 | #define QPNP_REV_ID_8909_1_0 13 |
| 1312 | #define QPNP_REV_ID_8909_1_1 14 |
| 1313 | #define QPNP_REV_ID_PM8950_1_0 16 |
| 1314 | |
| 1315 | /* Public API */ |
| 1316 | #if defined(CONFIG_SENSORS_QPNP_ADC_VOLTAGE) \ |
| 1317 | || defined(CONFIG_SENSORS_QPNP_ADC_VOLTAGE_MODULE) |
| 1318 | /** |
| 1319 | * qpnp_vadc_read() - Performs ADC read on the channel. |
| 1320 | * @dev: Structure device for qpnp vadc |
| 1321 | * @channel: Input channel to perform the ADC read. |
| 1322 | * @result: Structure pointer of type adc_chan_result |
| 1323 | * in which the ADC read results are stored. |
| 1324 | */ |
| 1325 | int32_t qpnp_vadc_read(struct qpnp_vadc_chip *dev, |
| 1326 | enum qpnp_vadc_channels channel, |
| 1327 | struct qpnp_vadc_result *result); |
| 1328 | |
| 1329 | /** |
| 1330 | * qpnp_vadc_hc_read() - Performs ADC read on the channel. |
| 1331 | * It uses the refreshed VADC design from qpnp-vadc-hc. |
| 1332 | * @dev: Structure device for qpnp vadc |
| 1333 | * @channel: Input channel to perform the ADC read. |
| 1334 | * @result: Structure pointer of type adc_chan_result |
| 1335 | * in which the ADC read results are stored. |
| 1336 | */ |
| 1337 | int32_t qpnp_vadc_hc_read(struct qpnp_vadc_chip *dev, |
| 1338 | enum qpnp_vadc_channels channel, |
| 1339 | struct qpnp_vadc_result *result); |
| 1340 | |
| 1341 | /** |
| 1342 | * qpnp_vadc_conv_seq_request() - Performs ADC read on the conversion |
| 1343 | * sequencer channel. |
| 1344 | * @dev: Structure device for qpnp vadc |
| 1345 | * @channel: Input channel to perform the ADC read. |
| 1346 | * @result: Structure pointer of type adc_chan_result |
| 1347 | * in which the ADC read results are stored. |
| 1348 | */ |
| 1349 | int32_t qpnp_vadc_conv_seq_request(struct qpnp_vadc_chip *dev, |
| 1350 | enum qpnp_vadc_trigger trigger_channel, |
| 1351 | enum qpnp_vadc_channels channel, |
| 1352 | struct qpnp_vadc_result *result); |
| 1353 | |
| 1354 | /** |
| 1355 | * qpnp_adc_get_devicetree_data() - Abstracts the ADC devicetree data. |
| 1356 | * @spmi: spmi ADC device. |
| 1357 | * @adc_qpnp: spmi device tree node structure |
| 1358 | */ |
| 1359 | int32_t qpnp_adc_get_devicetree_data(struct platform_device *pdev, |
| 1360 | struct qpnp_adc_drv *adc_qpnp); |
| 1361 | |
| 1362 | /** |
| 1363 | * qpnp_adc_scale_default() - Scales the pre-calibrated digital output |
| 1364 | * of an ADC to the ADC reference and compensates for the |
| 1365 | * gain and offset. |
| 1366 | * @dev: Structure device for qpnp vadc |
| 1367 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1368 | * @adc_prop: adc properties of the qpnp adc such as bit resolution, |
| 1369 | * reference voltage. |
| 1370 | * @chan_prop: Individual channel properties to compensate the i/p scaling, |
| 1371 | * slope and offset. |
| 1372 | * @chan_rslt: Physical result to be stored. |
| 1373 | */ |
| 1374 | int32_t qpnp_adc_scale_default(struct qpnp_vadc_chip *dev, |
| 1375 | int32_t adc_code, |
| 1376 | const struct qpnp_adc_properties *adc_prop, |
| 1377 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1378 | struct qpnp_vadc_result *chan_rslt); |
| 1379 | /** |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 1380 | * qpnp_iadc_scale_default() - Scales the pre-calibrated digital output |
| 1381 | * of current ADC to the ADC reference and compensates for the |
| 1382 | * gain and offset. |
| 1383 | * @dev: Structure device for qpnp vadc |
| 1384 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1385 | * @adc_prop: adc properties of the qpnp adc such as bit resolution, |
| 1386 | * reference voltage. |
| 1387 | * @chan_prop: Individual channel properties to compensate the i/p scaling, |
| 1388 | * slope and offset. |
| 1389 | * @chan_rslt: Physical result to be stored. |
| 1390 | */ |
| 1391 | int32_t qpnp_iadc_scale_default(struct qpnp_vadc_chip *dev, |
| 1392 | int32_t adc_code, |
| 1393 | const struct qpnp_adc_properties *adc_prop, |
| 1394 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1395 | struct qpnp_vadc_result *chan_rslt); |
| 1396 | /** |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1397 | * qpnp_adc_scale_pmic_therm() - Scales the pre-calibrated digital output |
| 1398 | * of an ADC to the ADC reference and compensates for the |
| 1399 | * gain and offset. Performs the AMUX out as 2mV/K and returns |
| 1400 | * the temperature in milli degC. |
| 1401 | * @dev: Structure device for qpnp vadc |
| 1402 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1403 | * @adc_prop: adc properties of the qpnp adc such as bit resolution, |
| 1404 | * reference voltage. |
| 1405 | * @chan_prop: Individual channel properties to compensate the i/p scaling, |
| 1406 | * slope and offset. |
| 1407 | * @chan_rslt: Physical result to be stored. |
| 1408 | */ |
| 1409 | int32_t qpnp_adc_scale_pmic_therm(struct qpnp_vadc_chip *dev, |
| 1410 | int32_t adc_code, |
| 1411 | const struct qpnp_adc_properties *adc_prop, |
| 1412 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1413 | struct qpnp_vadc_result *chan_rslt); |
| 1414 | /** |
| 1415 | * qpnp_adc_scale_pmi_chg_temp() - Scales the pre-calibrated digital output |
| 1416 | * of an ADC to the ADC reference and compensates for the |
| 1417 | * gain and offset. The voltage measured by HKADC is related to |
| 1418 | * the junction temperature according to |
| 1419 | * Tj = -137.67 degC * (V_adc * 2) + 382.04 degC |
| 1420 | * @dev: Structure device for qpnp vadc |
| 1421 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1422 | * @adc_prop: adc properties of the qpnp adc such as bit resolution, |
| 1423 | * reference voltage. |
| 1424 | * @chan_prop: Individual channel properties to compensate the i/p scaling, |
| 1425 | * slope and offset. |
| 1426 | * @chan_rslt: Physical result to be stored. |
| 1427 | */ |
| 1428 | int32_t qpnp_adc_scale_pmi_chg_temp(struct qpnp_vadc_chip *dev, |
| 1429 | int32_t adc_code, |
| 1430 | const struct qpnp_adc_properties *adc_prop, |
| 1431 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1432 | struct qpnp_vadc_result *chan_rslt); |
| 1433 | /** |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 1434 | * qpnp_adc_batt_therm() - Scales the pre-calibrated digital output |
| 1435 | * of an ADC to the ADC reference and compensates for the |
| 1436 | * gain and offset. Returns the temperature in decidegC. |
| 1437 | * @dev: Structure device for qpnp vadc |
| 1438 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1439 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1440 | * reference voltage. |
| 1441 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1442 | * slope and offset. |
| 1443 | * @chan_rslt: physical result to be stored. |
| 1444 | */ |
| 1445 | int32_t qpnp_adc_batt_therm(struct qpnp_vadc_chip *dev, |
| 1446 | int32_t adc_code, |
| 1447 | const struct qpnp_adc_properties *adc_prop, |
| 1448 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1449 | struct qpnp_vadc_result *chan_rslt); |
| 1450 | /** |
Jishnu Prakash | 20343d4 | 2018-02-12 14:53:33 +0530 | [diff] [blame] | 1451 | * qpnp_adc_batt_therm_qrd() - Scales the pre-calibrated digital output |
| 1452 | * of an ADC to the ADC reference and compensates for the |
| 1453 | * gain and offset. Returns the temperature in decidegC for QRD. |
| 1454 | * @dev: Structure device for qpnp vadc |
| 1455 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1456 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1457 | * reference voltage. |
| 1458 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1459 | * slope and offset. |
| 1460 | * @chan_rslt: physical result to be stored. |
| 1461 | */ |
| 1462 | int32_t qpnp_adc_batt_therm_qrd(struct qpnp_vadc_chip *dev, |
| 1463 | int32_t adc_code, |
| 1464 | const struct qpnp_adc_properties *adc_prop, |
| 1465 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1466 | struct qpnp_vadc_result *chan_rslt); |
| 1467 | /** |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1468 | * qpnp_adc_scale_batt_therm() - Scales the pre-calibrated digital output |
| 1469 | * of an ADC to the ADC reference and compensates for the |
| 1470 | * gain and offset. Returns the temperature in decidegC. |
| 1471 | * @dev: Structure device for qpnp vadc |
| 1472 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1473 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1474 | * reference voltage. |
| 1475 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1476 | * slope and offset. |
| 1477 | * @chan_rslt: physical result to be stored. |
| 1478 | */ |
| 1479 | int32_t qpnp_adc_scale_batt_therm(struct qpnp_vadc_chip *dev, |
| 1480 | int32_t adc_code, |
| 1481 | const struct qpnp_adc_properties *adc_prop, |
| 1482 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1483 | struct qpnp_vadc_result *chan_rslt); |
| 1484 | /** |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 1485 | * qpnp_adc_scale_chrg_temp() - Scales the pre-calibrated digital output |
| 1486 | * of an ADC to the ADC reference and compensates for the |
| 1487 | * gain and offset. The voltage measured by HKADC is related to |
| 1488 | * the junction temperature according to |
| 1489 | * Tj = 377.5 degC - (V_adc / 0.004) |
| 1490 | * @dev: Structure device for qpnp vadc |
| 1491 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1492 | * @adc_prop: adc properties of the qpnp adc such as bit resolution, |
| 1493 | * reference voltage. |
| 1494 | * @chan_prop: Individual channel properties to compensate the i/p scaling, |
| 1495 | * slope and offset. |
| 1496 | * @chan_rslt: Physical result to be stored. |
| 1497 | */ |
| 1498 | int32_t qpnp_adc_scale_chrg_temp(struct qpnp_vadc_chip *dev, |
| 1499 | int32_t adc_code, |
| 1500 | const struct qpnp_adc_properties *adc_prop, |
| 1501 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1502 | struct qpnp_vadc_result *chan_rslt); |
| 1503 | /** |
| 1504 | * qpnp_adc_scale_die_temp() - Scales the pre-calibrated digital output |
| 1505 | * of an ADC to the ADC reference and compensates for the |
| 1506 | * gain and offset. The voltage measured by HKADC is related to |
| 1507 | * the junction temperature according to |
| 1508 | * Tj = -273.15 degC + (V_adc / 0.002) |
| 1509 | * @dev: Structure device for qpnp vadc |
| 1510 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1511 | * @adc_prop: adc properties of the qpnp adc such as bit resolution, |
| 1512 | * reference voltage. |
| 1513 | * @chan_prop: Individual channel properties to compensate the i/p scaling, |
| 1514 | * slope and offset. |
| 1515 | * @chan_rslt: Physical result to be stored. |
| 1516 | */ |
| 1517 | int32_t qpnp_adc_scale_die_temp(struct qpnp_vadc_chip *dev, |
| 1518 | int32_t adc_code, |
| 1519 | const struct qpnp_adc_properties *adc_prop, |
| 1520 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1521 | struct qpnp_vadc_result *chan_rslt); |
| 1522 | /** |
| 1523 | * qpnp_adc_scale_usbin_curr() - Scales the pre-calibrated digital output |
| 1524 | * of an ADC to the ADC reference and compensates for the |
| 1525 | * gain and offset. |
| 1526 | * @dev: Structure device for qpnp vadc |
| 1527 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1528 | * @adc_prop: adc properties of the qpnp adc such as bit resolution, |
| 1529 | * reference voltage. |
| 1530 | * @chan_prop: Individual channel properties to compensate the i/p scaling, |
| 1531 | * slope and offset. |
| 1532 | * @chan_rslt: Physical result to be stored. |
| 1533 | */ |
| 1534 | int32_t qpnp_adc_scale_usbin_curr(struct qpnp_vadc_chip *dev, |
| 1535 | int32_t adc_code, |
| 1536 | const struct qpnp_adc_properties *adc_prop, |
| 1537 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1538 | struct qpnp_vadc_result *chan_rslt); |
| 1539 | /** |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1540 | * qpnp_adc_scale_qrd_batt_therm() - Scales the pre-calibrated digital output |
| 1541 | * of an ADC to the ADC reference and compensates for the |
| 1542 | * gain and offset. Returns the temperature in decidegC. |
| 1543 | * @dev: Structure device for qpnp vadc |
| 1544 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1545 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1546 | * reference voltage. |
| 1547 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1548 | * slope and offset. |
| 1549 | * @chan_rslt: physical result to be stored. |
| 1550 | */ |
| 1551 | int32_t qpnp_adc_scale_qrd_batt_therm(struct qpnp_vadc_chip *dev, |
| 1552 | int32_t adc_code, |
| 1553 | const struct qpnp_adc_properties *adc_prop, |
| 1554 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1555 | struct qpnp_vadc_result *chan_rslt); |
| 1556 | /** |
| 1557 | * qpnp_adc_scale_qrd_skuaa_batt_therm() - Scales the pre-calibrated digital |
| 1558 | * output of an ADC to the ADC reference and compensates for the |
| 1559 | * gain and offset. Returns the temperature in decidegC. |
| 1560 | * @dev: Structure device for qpnp vadc |
| 1561 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1562 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1563 | * reference voltage. |
| 1564 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1565 | * slope and offset. |
| 1566 | * @chan_rslt: physical result to be stored. |
| 1567 | */ |
| 1568 | int32_t qpnp_adc_scale_qrd_skuaa_batt_therm(struct qpnp_vadc_chip *dev, |
| 1569 | int32_t adc_code, |
| 1570 | const struct qpnp_adc_properties *adc_prop, |
| 1571 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1572 | struct qpnp_vadc_result *chan_rslt); |
| 1573 | /** |
| 1574 | * qpnp_adc_scale_qrd_skug_batt_therm() - Scales the pre-calibrated digital |
| 1575 | * output of an ADC to the ADC reference and compensates for the |
| 1576 | * gain and offset. Returns the temperature in decidegC. |
| 1577 | * @dev: Structure device for qpnp vadc |
| 1578 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1579 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1580 | * reference voltage. |
| 1581 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1582 | * slope and offset. |
| 1583 | * @chan_rslt: physical result to be stored. |
| 1584 | */ |
| 1585 | int32_t qpnp_adc_scale_qrd_skug_batt_therm(struct qpnp_vadc_chip *dev, |
| 1586 | int32_t adc_code, |
| 1587 | const struct qpnp_adc_properties *adc_prop, |
| 1588 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1589 | struct qpnp_vadc_result *chan_rslt); |
| 1590 | /** |
| 1591 | * qpnp_adc_scale_qrd_skuh_batt_therm() - Scales the pre-calibrated digital |
| 1592 | * output of an ADC to the ADC reference and compensates for the |
| 1593 | * gain and offset. Returns the temperature in decidegC. |
| 1594 | * @dev: Structure device for qpnp vadc |
| 1595 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1596 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1597 | * reference voltage. |
| 1598 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1599 | * slope and offset. |
| 1600 | * @chan_rslt: physical result to be stored. |
| 1601 | */ |
| 1602 | int32_t qpnp_adc_scale_qrd_skuh_batt_therm(struct qpnp_vadc_chip *dev, |
| 1603 | int32_t adc_code, |
| 1604 | const struct qpnp_adc_properties *adc_prop, |
| 1605 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1606 | struct qpnp_vadc_result *chan_rslt); |
| 1607 | /** |
| 1608 | * qpnp_adc_scale_qrd_skut1_batt_therm() - Scales the pre-calibrated digital |
| 1609 | * output of an ADC to the ADC reference and compensates for the |
| 1610 | * gain and offset. Returns the temperature in decidegC. |
| 1611 | * @dev: Structure device for qpnp vadc |
| 1612 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1613 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1614 | * reference voltage. |
| 1615 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1616 | * slope and offset. |
| 1617 | * @chan_rslt: physical result to be stored. |
| 1618 | */ |
| 1619 | int32_t qpnp_adc_scale_qrd_skut1_batt_therm(struct qpnp_vadc_chip *dev, |
| 1620 | int32_t adc_code, |
| 1621 | const struct qpnp_adc_properties *adc_prop, |
| 1622 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1623 | struct qpnp_vadc_result *chan_rslt); |
| 1624 | /** |
| 1625 | * qpnp_adc_scale_smb_batt_therm() - Scales the pre-calibrated digital output |
| 1626 | * of an ADC to the ADC reference and compensates for the |
| 1627 | * gain and offset. Returns the temperature in decidegC. |
| 1628 | * @dev: Structure device for qpnp vadc |
| 1629 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1630 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1631 | * reference voltage. |
| 1632 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1633 | * slope and offset. |
| 1634 | * @chan_rslt: physical result to be stored. |
| 1635 | */ |
| 1636 | int32_t qpnp_adc_scale_smb_batt_therm(struct qpnp_vadc_chip *dev, |
| 1637 | int32_t adc_code, |
| 1638 | const struct qpnp_adc_properties *adc_prop, |
| 1639 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1640 | struct qpnp_vadc_result *chan_rslt); |
| 1641 | /** |
| 1642 | * qpnp_adc_scale_batt_id() - Scales the pre-calibrated digital output |
| 1643 | * of an ADC to the ADC reference and compensates for the |
| 1644 | * gain and offset. |
| 1645 | * @dev: Structure device for qpnp vadc |
| 1646 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1647 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1648 | * reference voltage. |
| 1649 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1650 | * slope and offset. |
| 1651 | * @chan_rslt: physical result to be stored. |
| 1652 | */ |
| 1653 | int32_t qpnp_adc_scale_batt_id(struct qpnp_vadc_chip *dev, int32_t adc_code, |
| 1654 | const struct qpnp_adc_properties *adc_prop, |
| 1655 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1656 | struct qpnp_vadc_result *chan_rslt); |
| 1657 | /** |
| 1658 | * qpnp_adc_scale_tdkntcg_therm() - Scales the pre-calibrated digital output |
| 1659 | * of an ADC to the ADC reference and compensates for the |
| 1660 | * gain and offset. Returns the temperature of the xo therm in |
| 1661 | * milidegC. |
| 1662 | * @dev: Structure device for qpnp vadc |
| 1663 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1664 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1665 | * reference voltage. |
| 1666 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1667 | * slope and offset. |
| 1668 | * @chan_rslt: physical result to be stored. |
| 1669 | */ |
| 1670 | int32_t qpnp_adc_tdkntcg_therm(struct qpnp_vadc_chip *dev, int32_t adc_code, |
| 1671 | const struct qpnp_adc_properties *adc_prop, |
| 1672 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1673 | struct qpnp_vadc_result *chan_rslt); |
| 1674 | /** |
| 1675 | * qpnp_adc_scale_therm_pu1() - Scales the pre-calibrated digital output |
| 1676 | * of an ADC to the ADC reference and compensates for the |
| 1677 | * gain and offset. Returns the temperature of the therm in degC. |
| 1678 | * It uses a mapping table computed for a 150K pull-up. |
| 1679 | * Pull-up1 is an internal pull-up on the AMUX of 150K. |
| 1680 | * @dev: Structure device for qpnp vadc |
| 1681 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1682 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1683 | * reference voltage. |
| 1684 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1685 | * slope and offset. |
| 1686 | * @chan_rslt: physical result to be stored. |
| 1687 | */ |
| 1688 | int32_t qpnp_adc_scale_therm_pu1(struct qpnp_vadc_chip *dev, int32_t adc_code, |
| 1689 | const struct qpnp_adc_properties *adc_prop, |
| 1690 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1691 | struct qpnp_vadc_result *chan_rslt); |
| 1692 | /** |
| 1693 | * qpnp_adc_scale_therm_pu2() - Scales the pre-calibrated digital output |
| 1694 | * of an ADC to the ADC reference and compensates for the |
| 1695 | * gain and offset. Returns the temperature of the therm in degC. |
| 1696 | * It uses a mapping table computed for a 100K pull-up. |
| 1697 | * Pull-up2 is an internal pull-up on the AMUX of 100K. |
| 1698 | * @dev: Structure device for qpnp vadc |
| 1699 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1700 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1701 | * reference voltage. |
| 1702 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1703 | * slope and offset. |
| 1704 | * @chan_rslt: physical result to be stored. |
| 1705 | */ |
| 1706 | int32_t qpnp_adc_scale_therm_pu2(struct qpnp_vadc_chip *dev, int32_t adc_code, |
| 1707 | const struct qpnp_adc_properties *adc_prop, |
| 1708 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1709 | struct qpnp_vadc_result *chan_rslt); |
| 1710 | /** |
| 1711 | * qpnp_adc_scale_therm_ncp03() - Scales the pre-calibrated digital output |
| 1712 | * of an ADC to the ADC reference and compensates for the |
| 1713 | * gain and offset. Returns the temperature of the therm in degC. |
| 1714 | * It uses a mapping table computed for a NCP03WF683. |
| 1715 | * @dev: Structure device for qpnp vadc |
| 1716 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1717 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1718 | * reference voltage. |
| 1719 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1720 | * slope and offset. |
| 1721 | * @chan_rslt: physical result to be stored. |
| 1722 | */ |
| 1723 | int32_t qpnp_adc_scale_therm_ncp03(struct qpnp_vadc_chip *dev, int32_t adc_code, |
| 1724 | const struct qpnp_adc_properties *adc_prop, |
| 1725 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1726 | struct qpnp_vadc_result *chan_rslt); |
| 1727 | /** |
Jishnu Prakash | 62aff11 | 2017-09-15 15:06:59 +0530 | [diff] [blame] | 1728 | * qpnp_adc_scale_die_temp_1390() - Scales the pre-calibrated digital output |
| 1729 | * of an ADC to the ADC reference and compensates for the |
| 1730 | * gain and offset. The voltage measured by HKADC is related to |
| 1731 | * the junction temperature according to |
| 1732 | * V_adc = 1.496 – 0.00381*Tj |
| 1733 | * @dev: Structure device for qpnp vadc |
| 1734 | * @adc_code: pre-calibrated digital output of the ADC. |
| 1735 | * @adc_prop: adc properties of the pm8xxx adc such as bit resolution, |
| 1736 | * reference voltage. |
| 1737 | * @chan_prop: individual channel properties to compensate the i/p scaling, |
| 1738 | * slope and offset. |
| 1739 | * @chan_rslt: physical result to be stored. |
| 1740 | */ |
| 1741 | int32_t qpnp_adc_scale_die_temp_1390(struct qpnp_vadc_chip *dev, |
| 1742 | int32_t adc_code, |
| 1743 | const struct qpnp_adc_properties *adc_prop, |
| 1744 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1745 | struct qpnp_vadc_result *chan_rslt); |
| 1746 | /** |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 1747 | * qpnp_get_vadc() - Clients need to register with the vadc using the |
| 1748 | * corresponding device instance it wants to read the channels |
| 1749 | * from. Read the bindings document on how to pass the phandle |
| 1750 | * for the corresponding vadc driver to register with. |
| 1751 | * @dev: Clients device structure |
| 1752 | * @name: Corresponding client's DT parser name. Read the DT bindings |
| 1753 | * document on how to register with the vadc |
| 1754 | * @struct qpnp_vadc_chip * - On success returns the vadc device structure |
| 1755 | * pointer that needs to be used during an ADC request. |
| 1756 | */ |
| 1757 | struct qpnp_vadc_chip *qpnp_get_vadc(struct device *dev, const char *name); |
| 1758 | /** |
| 1759 | * qpnp_adc_tm_scaler() - Performs reverse calibration. |
| 1760 | * @config: Thermal monitoring configuration. |
| 1761 | * @adc_prop: adc properties of the qpnp adc such as bit resolution and |
| 1762 | * reference voltage. |
| 1763 | * @chan_prop: Individual channel properties to compensate the i/p scaling, |
| 1764 | * slope and offset. |
| 1765 | */ |
| 1766 | static inline int32_t qpnp_adc_tm_scaler(struct qpnp_adc_tm_config *tm_config, |
| 1767 | const struct qpnp_adc_properties *adc_prop, |
| 1768 | const struct qpnp_vadc_chan_properties *chan_prop) |
| 1769 | { return -ENXIO; } |
| 1770 | /** |
| 1771 | * qpnp_get_vadc_gain_and_offset() - Obtains the VADC gain and offset |
| 1772 | * for absolute and ratiometric calibration. |
| 1773 | * @dev: Structure device for qpnp vadc |
| 1774 | * @param: The result in which the ADC offset and gain values are stored. |
| 1775 | * @type: The calibration type whether client needs the absolute or |
| 1776 | * ratiometric gain and offset values. |
| 1777 | */ |
| 1778 | int32_t qpnp_get_vadc_gain_and_offset(struct qpnp_vadc_chip *dev, |
| 1779 | struct qpnp_vadc_linear_graph *param, |
| 1780 | enum qpnp_adc_calib_type calib_type); |
| 1781 | /** |
| 1782 | * qpnp_adc_scale_millidegc_pmic_voltage_thr() - Performs reverse calibration |
| 1783 | * on the low/high temperature threshold values passed by the |
| 1784 | * client. The function coverts milldegC to voltage threshold |
| 1785 | * and accounts for the corresponding channels scaling as (2mV/K). |
| 1786 | * @dev: Structure device for qpnp vadc |
| 1787 | * @param: The input parameters that contain the low/high temperature |
| 1788 | * values. |
| 1789 | * @low_threshold: The low threshold value that needs to be updated with |
| 1790 | * the above calibrated voltage value. |
| 1791 | * @high_threshold: The low threshold value that needs to be updated with |
| 1792 | * the above calibrated voltage value. |
| 1793 | */ |
| 1794 | int32_t qpnp_adc_scale_millidegc_pmic_voltage_thr(struct qpnp_vadc_chip *dev, |
| 1795 | struct qpnp_adc_tm_btm_param *param, |
| 1796 | uint32_t *low_threshold, uint32_t *high_threshold); |
| 1797 | /** |
| 1798 | * qpnp_adc_btm_scaler() - Performs reverse calibration on the low/high |
| 1799 | * temperature threshold values passed by the client. |
| 1800 | * The function maps the temperature to voltage and applies |
| 1801 | * ratiometric calibration on the voltage values. |
| 1802 | * @dev: Structure device for qpnp vadc |
| 1803 | * @param: The input parameters that contain the low/high temperature |
| 1804 | * values. |
| 1805 | * @low_threshold: The low threshold value that needs to be updated with |
| 1806 | * the above calibrated voltage value. |
| 1807 | * @high_threshold: The low threshold value that needs to be updated with |
| 1808 | * the above calibrated voltage value. |
| 1809 | */ |
| 1810 | int32_t qpnp_adc_btm_scaler(struct qpnp_vadc_chip *dev, |
| 1811 | struct qpnp_adc_tm_btm_param *param, |
| 1812 | uint32_t *low_threshold, uint32_t *high_threshold); |
| 1813 | |
| 1814 | /** |
| 1815 | * qpnp_adc_qrd_skuh_btm_scaler() - Performs reverse calibration on the low/high |
| 1816 | * temperature threshold values passed by the client. |
| 1817 | * The function maps the temperature to voltage and applies |
| 1818 | * ratiometric calibration on the voltage values for SKUH board. |
| 1819 | * @dev: Structure device for qpnp vadc |
| 1820 | * @param: The input parameters that contain the low/high temperature |
| 1821 | * values. |
| 1822 | * @low_threshold: The low threshold value that needs to be updated with |
| 1823 | * the above calibrated voltage value. |
| 1824 | * @high_threshold: The low threshold value that needs to be updated with |
| 1825 | * the above calibrated voltage value. |
| 1826 | */ |
| 1827 | int32_t qpnp_adc_qrd_skuh_btm_scaler(struct qpnp_vadc_chip *dev, |
| 1828 | struct qpnp_adc_tm_btm_param *param, |
| 1829 | uint32_t *low_threshold, uint32_t *high_threshold); |
| 1830 | /** |
| 1831 | * qpnp_adc_qrd_skut1_btm_scaler() - Performs reverse calibration on the |
| 1832 | * low/high temperature threshold values passed by the client. |
| 1833 | * The function maps the temperature to voltage and applies |
| 1834 | * ratiometric calibration on the voltage values for SKUT1 board. |
| 1835 | * @dev: Structure device for qpnp vadc |
| 1836 | * @param: The input parameters that contain the low/high temperature |
| 1837 | * values. |
| 1838 | * @low_threshold: The low threshold value that needs to be updated with |
| 1839 | * the above calibrated voltage value. |
| 1840 | * @high_threshold: The low threshold value that needs to be updated with |
| 1841 | * the above calibrated voltage value. |
| 1842 | */ |
| 1843 | int32_t qpnp_adc_qrd_skut1_btm_scaler(struct qpnp_vadc_chip *dev, |
| 1844 | struct qpnp_adc_tm_btm_param *param, |
| 1845 | uint32_t *low_threshold, uint32_t *high_threshold); |
| 1846 | /** |
| 1847 | * qpnp_adc_tm_scale_therm_voltage_pu2() - Performs reverse calibration |
| 1848 | * and convert given temperature to voltage on supported |
| 1849 | * thermistor channels using 100k pull-up. |
| 1850 | * @dev: Structure device for qpnp vadc |
| 1851 | * @adc_prop: adc properties of the qpnp adc such as bit resolution, |
| 1852 | * reference voltage. |
| 1853 | * @param: The input temperature values. |
| 1854 | */ |
| 1855 | int32_t qpnp_adc_tm_scale_therm_voltage_pu2(struct qpnp_vadc_chip *dev, |
| 1856 | const struct qpnp_adc_properties *adc_properties, |
| 1857 | struct qpnp_adc_tm_config *param); |
| 1858 | /** |
| 1859 | * qpnp_adc_tm_scale_therm_voltage_pu2() - Performs reverse calibration |
| 1860 | * and converts the given ADC code to temperature for |
| 1861 | * thermistor channels using 100k pull-up. |
| 1862 | * @dev: Structure device for qpnp vadc |
| 1863 | * @adc_prop: adc properties of the qpnp adc such as bit resolution, |
| 1864 | * reference voltage. |
| 1865 | * @reg: The input ADC code. |
| 1866 | * @result: The physical measurement temperature on the thermistor. |
| 1867 | */ |
| 1868 | int32_t qpnp_adc_tm_scale_voltage_therm_pu2(struct qpnp_vadc_chip *dev, |
| 1869 | const struct qpnp_adc_properties *adc_prop, |
| 1870 | uint32_t reg, int64_t *result); |
| 1871 | /** |
| 1872 | * qpnp_adc_usb_scaler() - Performs reverse calibration on the low/high |
| 1873 | * voltage threshold values passed by the client. |
| 1874 | * The function applies ratiometric calibration on the |
| 1875 | * voltage values. |
| 1876 | * @dev: Structure device for qpnp vadc |
| 1877 | * @param: The input parameters that contain the low/high voltage |
| 1878 | * threshold values. |
| 1879 | * @low_threshold: The low threshold value that needs to be updated with |
| 1880 | * the above calibrated voltage value. |
| 1881 | * @high_threshold: The low threshold value that needs to be updated with |
| 1882 | * the above calibrated voltage value. |
| 1883 | */ |
| 1884 | int32_t qpnp_adc_usb_scaler(struct qpnp_vadc_chip *dev, |
| 1885 | struct qpnp_adc_tm_btm_param *param, |
| 1886 | uint32_t *low_threshold, uint32_t *high_threshold); |
| 1887 | /** |
| 1888 | * qpnp_adc_vbatt_rscaler() - Performs reverse calibration on the low/high |
| 1889 | * voltage threshold values passed by the client. |
| 1890 | * The function applies ratiometric calibration on the |
| 1891 | * voltage values. |
| 1892 | * @dev: Structure device for qpnp vadc |
| 1893 | * @param: The input parameters that contain the low/high voltage |
| 1894 | * threshold values. |
| 1895 | * @low_threshold: The low threshold value that needs to be updated with |
| 1896 | * the above calibrated voltage value. |
| 1897 | * @high_threshold: The low threshold value that needs to be updated with |
| 1898 | * the above calibrated voltage value. |
| 1899 | */ |
| 1900 | int32_t qpnp_adc_vbatt_rscaler(struct qpnp_vadc_chip *dev, |
| 1901 | struct qpnp_adc_tm_btm_param *param, |
| 1902 | uint32_t *low_threshold, uint32_t *high_threshold); |
| 1903 | /** |
| 1904 | * qpnp_vadc_absolute_rthr() - Performs reverse calibration on the low/high |
| 1905 | * voltage threshold values passed by the client. |
| 1906 | * The function applies absolute calibration on the |
| 1907 | * voltage values. |
| 1908 | * @dev: Structure device for qpnp vadc |
| 1909 | * @chan_prop: Individual channel properties to compensate the i/p scaling, |
| 1910 | * slope and offset. |
| 1911 | * @param: The input parameters that contain the low/high voltage |
| 1912 | * threshold values. |
| 1913 | * @low_threshold: The low threshold value that needs to be updated with |
| 1914 | * the above calibrated voltage value. |
| 1915 | * @high_threshold: The low threshold value that needs to be updated with |
| 1916 | * the above calibrated voltage value. |
| 1917 | */ |
| 1918 | int32_t qpnp_vadc_absolute_rthr(struct qpnp_vadc_chip *dev, |
| 1919 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 1920 | struct qpnp_adc_tm_btm_param *param, |
| 1921 | uint32_t *low_threshold, uint32_t *high_threshold); |
| 1922 | /** |
| 1923 | * qpnp_adc_absolute_rthr() - Performs reverse calibration on the low/high |
| 1924 | * voltage threshold values passed by the client. |
| 1925 | * The function applies absolute calibration on the |
| 1926 | * voltage values. |
| 1927 | * @dev: Structure device for qpnp vadc |
| 1928 | * @param: The input parameters that contain the low/high voltage |
| 1929 | * threshold values. |
| 1930 | * @low_threshold: The low threshold value that needs to be updated with |
| 1931 | * the above calibrated voltage value. |
| 1932 | * @high_threshold: The low threshold value that needs to be updated with |
| 1933 | * the above calibrated voltage value. |
| 1934 | */ |
| 1935 | int32_t qpnp_adc_absolute_rthr(struct qpnp_vadc_chip *dev, |
| 1936 | struct qpnp_adc_tm_btm_param *param, |
| 1937 | uint32_t *low_threshold, uint32_t *high_threshold); |
| 1938 | /** |
| 1939 | * qpnp_adc_smb_btm_rscaler() - Performs reverse calibration on the low/high |
| 1940 | * temperature threshold values passed by the client. |
| 1941 | * The function maps the temperature to voltage and applies |
| 1942 | * ratiometric calibration on the voltage values. |
| 1943 | * @dev: Structure device for qpnp vadc |
| 1944 | * @param: The input parameters that contain the low/high temperature |
| 1945 | * values. |
| 1946 | * @low_threshold: The low threshold value that needs to be updated with |
| 1947 | * the above calibrated voltage value. |
| 1948 | * @high_threshold: The low threshold value that needs to be updated with |
| 1949 | * the above calibrated voltage value. |
| 1950 | */ |
| 1951 | int32_t qpnp_adc_smb_btm_rscaler(struct qpnp_vadc_chip *dev, |
| 1952 | struct qpnp_adc_tm_btm_param *param, |
| 1953 | uint32_t *low_threshold, uint32_t *high_threshold); |
| 1954 | /** |
| 1955 | * qpnp_vadc_iadc_sync_request() - Performs Voltage ADC read and |
| 1956 | * locks the peripheral. When performing simultaneous |
| 1957 | * voltage and current request the VADC peripheral is |
| 1958 | * prepared for conversion and the IADC sync conversion |
| 1959 | * is done from the IADC peripheral. |
| 1960 | * @dev: Structure device for qpnp vadc |
| 1961 | * @channel: Input channel to perform the voltage ADC read. |
| 1962 | */ |
| 1963 | int32_t qpnp_vadc_iadc_sync_request(struct qpnp_vadc_chip *dev, |
| 1964 | enum qpnp_vadc_channels channel); |
| 1965 | /** |
| 1966 | * qpnp_vadc_iadc_sync_complete_request() - Reads the ADC result and |
| 1967 | * unlocks the peripheral. |
| 1968 | * @dev: Structure device for qpnp vadc |
| 1969 | * @result: Structure pointer of type adc_chan_result |
| 1970 | * in which the ADC read results are stored. |
| 1971 | */ |
| 1972 | int32_t qpnp_vadc_iadc_sync_complete_request(struct qpnp_vadc_chip *dev, |
| 1973 | enum qpnp_vadc_channels channel, struct qpnp_vadc_result *result); |
| 1974 | /** |
| 1975 | * qpnp_vadc_sns_comp_result() - Compensate vbatt readings based on temperature |
| 1976 | * @dev: Structure device for qpnp vadc |
| 1977 | * @result: Voltage in uV that needs compensation. |
| 1978 | * @is_pon_ocv: Whether the reading is from a power on OCV or not |
| 1979 | */ |
| 1980 | int32_t qpnp_vbat_sns_comp_result(struct qpnp_vadc_chip *dev, |
| 1981 | int64_t *result, bool is_pon_ocv); |
| 1982 | /** |
| 1983 | * qpnp_adc_get_revid_version() - Obtain the PMIC number and revision. |
| 1984 | * @dev: Structure device node. |
| 1985 | * returns internal mapped PMIC number and revision id. |
| 1986 | */ |
| 1987 | int qpnp_adc_get_revid_version(struct device *dev); |
| 1988 | /** |
| 1989 | * qpnp_vadc_channel_monitor() - Configures kernel clients a channel to |
| 1990 | * monitor the corresponding ADC channel for threshold detection. |
| 1991 | * Driver passes the high/low voltage threshold along |
| 1992 | * with the notification callback once the set thresholds |
| 1993 | * are crossed. |
| 1994 | * @param: Structure pointer of qpnp_adc_tm_btm_param type. |
| 1995 | * Clients pass the low/high temperature along with the threshold |
| 1996 | * notification callback. |
| 1997 | */ |
| 1998 | int32_t qpnp_vadc_channel_monitor(struct qpnp_vadc_chip *chip, |
| 1999 | struct qpnp_adc_tm_btm_param *param); |
| 2000 | /** |
| 2001 | * qpnp_vadc_end_channel_monitor() - Disables recurring measurement mode for |
| 2002 | * VADC_USR and disables the bank. |
| 2003 | * @param: device instance for the VADC |
| 2004 | */ |
| 2005 | int32_t qpnp_vadc_end_channel_monitor(struct qpnp_vadc_chip *chip); |
| 2006 | /** |
| 2007 | * qpnp_vadc_calib_vref() - Read calibration channel REF_125V/VDD_VADC |
| 2008 | * @dev: Structure device for qpnp vadc |
| 2009 | * @calib_type: absolute or ratiometric calib type. |
| 2010 | * returns calibration channel adc code. |
| 2011 | */ |
| 2012 | int32_t qpnp_vadc_calib_vref(struct qpnp_vadc_chip *vadc, |
| 2013 | enum qpnp_adc_calib_type calib_type, |
| 2014 | int *calib_data); |
| 2015 | /** |
| 2016 | * qpnp_vadc_calib_gnd() - Read calibration channel REF_625MV/GND_REF |
| 2017 | * @dev: Structure device for qpnp vadc |
| 2018 | * @calib_type: absolute or ratiometric calib type. |
| 2019 | * returns calibration channel adc code. |
| 2020 | */ |
| 2021 | int32_t qpnp_vadc_calib_gnd(struct qpnp_vadc_chip *vadc, |
| 2022 | enum qpnp_adc_calib_type calib_type, |
| 2023 | int *calib_data); |
| 2024 | |
| 2025 | /** |
| 2026 | * qpnp_adc_enable_voltage() - Enable LDO for HKADC |
| 2027 | * @dev: Structure device for qpnp vadc |
| 2028 | * returns result of enabling the regulator interface. |
| 2029 | */ |
| 2030 | int32_t qpnp_adc_enable_voltage(struct qpnp_adc_drv *adc); |
| 2031 | |
| 2032 | /** |
| 2033 | * qpnp_adc_disable_voltage() - Disable vote for HKADC LDO |
| 2034 | * @dev: Structure device for qpnp vadc |
| 2035 | */ |
| 2036 | void qpnp_adc_disable_voltage(struct qpnp_adc_drv *adc); |
| 2037 | |
| 2038 | /** |
| 2039 | * qpnp_adc_free_voltage_resource() - Puts HKADC LDO |
| 2040 | * @dev: Structure device for qpnp vadc |
| 2041 | */ |
| 2042 | void qpnp_adc_free_voltage_resource(struct qpnp_adc_drv *adc); |
| 2043 | |
| 2044 | #else |
| 2045 | static inline int32_t qpnp_vadc_read(struct qpnp_vadc_chip *dev, |
| 2046 | uint32_t channel, |
| 2047 | struct qpnp_vadc_result *result) |
| 2048 | { return -ENXIO; } |
| 2049 | static inline int32_t qpnp_vadc_hc_read(struct qpnp_vadc_chip *dev, |
| 2050 | uint32_t channel, |
| 2051 | struct qpnp_vadc_result *result) |
| 2052 | { return -ENXIO; } |
| 2053 | static inline int32_t qpnp_vadc_conv_seq_request(struct qpnp_vadc_chip *dev, |
| 2054 | enum qpnp_vadc_trigger trigger_channel, |
| 2055 | enum qpnp_vadc_channels channel, |
| 2056 | struct qpnp_vadc_result *result) |
| 2057 | { return -ENXIO; } |
| 2058 | static inline int32_t qpnp_adc_scale_default(struct qpnp_vadc_chip *vadc, |
| 2059 | int32_t adc_code, |
| 2060 | const struct qpnp_adc_properties *adc_prop, |
| 2061 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2062 | struct qpnp_vadc_result *chan_rslt) |
| 2063 | { return -ENXIO; } |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 2064 | static inline int32_t qpnp_iadc_scale_default(struct qpnp_vadc_chip *vadc, |
| 2065 | int32_t adc_code, |
| 2066 | const struct qpnp_adc_properties *adc_prop, |
| 2067 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2068 | struct qpnp_vadc_result *chan_rslt) |
| 2069 | { return -ENXIO; } |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2070 | static inline int32_t qpnp_adc_scale_pmic_therm(struct qpnp_vadc_chip *vadc, |
| 2071 | int32_t adc_code, |
| 2072 | const struct qpnp_adc_properties *adc_prop, |
| 2073 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2074 | struct qpnp_vadc_result *chan_rslt) |
| 2075 | { return -ENXIO; } |
| 2076 | static inline int32_t qpnp_adc_scale_pmi_chg_temp(struct qpnp_vadc_chip *vadc, |
| 2077 | int32_t adc_code, |
| 2078 | const struct qpnp_adc_properties *adc_prop, |
| 2079 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2080 | struct qpnp_vadc_result *chan_rslt) |
| 2081 | { return -ENXIO; } |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 2082 | static inline int32_t qpnp_adc_batt_therm(struct qpnp_vadc_chip *vadc, |
| 2083 | int32_t adc_code, |
| 2084 | const struct qpnp_adc_properties *adc_prop, |
| 2085 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2086 | struct qpnp_vadc_result *chan_rslt) |
| 2087 | { return -ENXIO; } |
Jishnu Prakash | 20343d4 | 2018-02-12 14:53:33 +0530 | [diff] [blame] | 2088 | static inline int32_t qpnp_adc_batt_therm_qrd(struct qpnp_vadc_chip *vadc, |
| 2089 | int32_t adc_code, |
| 2090 | const struct qpnp_adc_properties *adc_prop, |
| 2091 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2092 | struct qpnp_vadc_result *chan_rslt) |
| 2093 | { return -ENXIO; } |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2094 | static inline int32_t qpnp_adc_scale_batt_therm(struct qpnp_vadc_chip *vadc, |
| 2095 | int32_t adc_code, |
| 2096 | const struct qpnp_adc_properties *adc_prop, |
| 2097 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2098 | struct qpnp_vadc_result *chan_rslt) |
| 2099 | { return -ENXIO; } |
Jishnu Prakash | 3b3fe94 | 2018-01-08 12:23:39 +0530 | [diff] [blame] | 2100 | static inline int32_t qpnp_adc_scale_chrg_temp(struct qpnp_vadc_chip *vadc, |
| 2101 | int32_t adc_code, |
| 2102 | const struct qpnp_adc_properties *adc_prop, |
| 2103 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2104 | struct qpnp_vadc_result *chan_rslt) |
| 2105 | { return -ENXIO; } |
| 2106 | static inline int32_t qpnp_adc_scale_die_temp(struct qpnp_vadc_chip *vadc, |
| 2107 | int32_t adc_code, |
| 2108 | const struct qpnp_adc_properties *adc_prop, |
| 2109 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2110 | struct qpnp_vadc_result *chan_rslt) |
| 2111 | { return -ENXIO; } |
| 2112 | static inline int32_t qpnp_adc_scale_usbin_curr(struct qpnp_vadc_chip *vadc, |
| 2113 | int32_t adc_code, |
| 2114 | const struct qpnp_adc_properties *adc_prop, |
| 2115 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2116 | struct qpnp_vadc_result *chan_rslt) |
| 2117 | { return -ENXIO; } |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2118 | static inline int32_t qpnp_adc_scale_qrd_batt_therm( |
| 2119 | struct qpnp_vadc_chip *vadc, int32_t adc_code, |
| 2120 | const struct qpnp_adc_properties *adc_prop, |
| 2121 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2122 | struct qpnp_vadc_result *chan_rslt) |
| 2123 | { return -ENXIO; } |
| 2124 | static inline int32_t qpnp_adc_scale_qrd_skuaa_batt_therm( |
| 2125 | struct qpnp_vadc_chip *vadc, int32_t adc_code, |
| 2126 | const struct qpnp_adc_properties *adc_prop, |
| 2127 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2128 | struct qpnp_vadc_result *chan_rslt) |
| 2129 | { return -ENXIO; } |
| 2130 | static inline int32_t qpnp_adc_scale_qrd_skug_batt_therm( |
| 2131 | struct qpnp_vadc_chip *vadc, int32_t adc_code, |
| 2132 | const struct qpnp_adc_properties *adc_prop, |
| 2133 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2134 | struct qpnp_vadc_result *chan_rslt) |
| 2135 | { return -ENXIO; } |
| 2136 | static inline int32_t qpnp_adc_scale_qrd_skuh_batt_therm( |
| 2137 | struct qpnp_vadc_chip *vdev, int32_t adc_code, |
| 2138 | const struct qpnp_adc_properties *adc_prop, |
| 2139 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2140 | struct qpnp_vadc_result *chan_rslt) |
| 2141 | { return -ENXIO; } |
| 2142 | static inline int32_t qpnp_adc_scale_qrd_skut1_batt_therm( |
| 2143 | struct qpnp_vadc_chip *vdev, int32_t adc_code, |
| 2144 | const struct qpnp_adc_properties *adc_prop, |
| 2145 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2146 | struct qpnp_vadc_result *chan_rslt) |
| 2147 | { return -ENXIO; } |
| 2148 | static inline int32_t qpnp_adc_scale_smb_batt_therm(struct qpnp_vadc_chip *vadc, |
| 2149 | int32_t adc_code, |
| 2150 | const struct qpnp_adc_properties *adc_prop, |
| 2151 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2152 | struct qpnp_vadc_result *chan_rslt) |
| 2153 | { return -ENXIO; } |
| 2154 | static inline int32_t qpnp_adc_scale_batt_id(struct qpnp_vadc_chip *vadc, |
| 2155 | int32_t adc_code, |
| 2156 | const struct qpnp_adc_properties *adc_prop, |
| 2157 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2158 | struct qpnp_vadc_result *chan_rslt) |
| 2159 | { return -ENXIO; } |
| 2160 | static inline int32_t qpnp_adc_tdkntcg_therm(struct qpnp_vadc_chip *vadc, |
| 2161 | int32_t adc_code, |
| 2162 | const struct qpnp_adc_properties *adc_prop, |
| 2163 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2164 | struct qpnp_vadc_result *chan_rslt) |
| 2165 | { return -ENXIO; } |
| 2166 | static inline int32_t qpnp_adc_scale_therm_pu1(struct qpnp_vadc_chip *vadc, |
| 2167 | int32_t adc_code, |
| 2168 | const struct qpnp_adc_properties *adc_prop, |
| 2169 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2170 | struct qpnp_vadc_result *chan_rslt) |
| 2171 | { return -ENXIO; } |
| 2172 | static inline int32_t qpnp_adc_scale_therm_pu2(struct qpnp_vadc_chip *vadc, |
| 2173 | int32_t adc_code, |
| 2174 | const struct qpnp_adc_properties *adc_prop, |
| 2175 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2176 | struct qpnp_vadc_result *chan_rslt) |
| 2177 | { return -ENXIO; } |
| 2178 | static inline int32_t qpnp_adc_scale_therm_ncp03(struct qpnp_vadc_chip *vadc, |
| 2179 | int32_t adc_code, |
| 2180 | const struct qpnp_adc_properties *adc_prop, |
| 2181 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2182 | struct qpnp_vadc_result *chan_rslt) |
| 2183 | { return -ENXIO; } |
Jishnu Prakash | 62aff11 | 2017-09-15 15:06:59 +0530 | [diff] [blame] | 2184 | static inline int32_t qpnp_adc_scale_die_temp_1390(struct qpnp_vadc_chip *vadc, |
| 2185 | int32_t adc_code, |
| 2186 | const struct qpnp_adc_properties *adc_prop, |
| 2187 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2188 | struct qpnp_vadc_result *chan_rslt) |
| 2189 | { return -ENXIO; } |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2190 | static inline struct qpnp_vadc_chip *qpnp_get_vadc(struct device *dev, |
| 2191 | const char *name) |
| 2192 | { return ERR_PTR(-ENXIO); } |
| 2193 | static inline int32_t qpnp_get_vadc_gain_and_offset(struct qpnp_vadc_chip *dev, |
| 2194 | struct qpnp_vadc_linear_graph *param, |
| 2195 | enum qpnp_adc_calib_type calib_type) |
| 2196 | { return -ENXIO; } |
| 2197 | static inline int32_t qpnp_adc_usb_scaler(struct qpnp_vadc_chip *dev, |
| 2198 | struct qpnp_adc_tm_btm_param *param, |
| 2199 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2200 | { return -ENXIO; } |
| 2201 | static inline int32_t qpnp_adc_vbatt_rscaler(struct qpnp_vadc_chip *dev, |
| 2202 | struct qpnp_adc_tm_btm_param *param, |
| 2203 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2204 | { return -ENXIO; } |
| 2205 | static inline int32_t qpnp_vadc_absolute_rthr(struct qpnp_vadc_chip *dev, |
| 2206 | const struct qpnp_vadc_chan_properties *chan_prop, |
| 2207 | struct qpnp_adc_tm_btm_param *param, |
| 2208 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2209 | { return -ENXIO; } |
| 2210 | static inline int32_t qpnp_adc_absolute_rthr(struct qpnp_vadc_chip *dev, |
| 2211 | struct qpnp_adc_tm_btm_param *param, |
| 2212 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2213 | { return -ENXIO; } |
| 2214 | static inline int32_t qpnp_adc_btm_scaler(struct qpnp_vadc_chip *dev, |
| 2215 | struct qpnp_adc_tm_btm_param *param, |
| 2216 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2217 | { return -ENXIO; } |
| 2218 | static inline int32_t qpnp_adc_qrd_skuh_btm_scaler(struct qpnp_vadc_chip *dev, |
| 2219 | struct qpnp_adc_tm_btm_param *param, |
| 2220 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2221 | { return -ENXIO; } |
| 2222 | static inline int32_t qpnp_adc_qrd_skut1_btm_scaler(struct qpnp_vadc_chip *dev, |
| 2223 | struct qpnp_adc_tm_btm_param *param, |
| 2224 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2225 | { return -ENXIO; } |
| 2226 | static inline int32_t qpnp_adc_scale_millidegc_pmic_voltage_thr( |
| 2227 | struct qpnp_vadc_chip *dev, |
| 2228 | struct qpnp_adc_tm_btm_param *param, |
| 2229 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2230 | { return -ENXIO; } |
| 2231 | static inline int32_t qpnp_adc_tm_scale_therm_voltage_pu2( |
| 2232 | struct qpnp_vadc_chip *dev, |
| 2233 | const struct qpnp_adc_properties *adc_properties, |
| 2234 | struct qpnp_adc_tm_config *param) |
| 2235 | { return -ENXIO; } |
| 2236 | static inline int32_t qpnp_adc_tm_scale_voltage_therm_pu2( |
| 2237 | struct qpnp_vadc_chip *dev, |
| 2238 | const struct qpnp_adc_properties *adc_prop, |
| 2239 | uint32_t reg, int64_t *result) |
| 2240 | { return -ENXIO; } |
| 2241 | static inline int32_t qpnp_adc_smb_btm_rscaler(struct qpnp_vadc_chip *dev, |
| 2242 | struct qpnp_adc_tm_btm_param *param, |
| 2243 | uint32_t *low_threshold, uint32_t *high_threshold) |
| 2244 | { return -ENXIO; } |
| 2245 | static inline int32_t qpnp_vadc_iadc_sync_request(struct qpnp_vadc_chip *dev, |
| 2246 | enum qpnp_vadc_channels channel) |
| 2247 | { return -ENXIO; } |
| 2248 | static inline int32_t qpnp_vadc_iadc_sync_complete_request( |
| 2249 | struct qpnp_vadc_chip *dev, |
| 2250 | enum qpnp_vadc_channels channel, |
| 2251 | struct qpnp_vadc_result *result) |
| 2252 | { return -ENXIO; } |
| 2253 | static inline int32_t qpnp_vbat_sns_comp_result(struct qpnp_vadc_chip *dev, |
| 2254 | int64_t *result) |
| 2255 | { return -ENXIO; } |
| 2256 | static inline int qpnp_adc_get_revid_version(struct device *dev) |
| 2257 | { return -ENXIO; } |
| 2258 | static inline int32_t qpnp_vadc_channel_monitor(struct qpnp_vadc_chip *chip, |
| 2259 | struct qpnp_adc_tm_btm_param *param) |
| 2260 | { return -ENXIO; } |
| 2261 | static inline int32_t qpnp_vadc_end_channel_monitor(struct qpnp_vadc_chip *chip) |
| 2262 | { return -ENXIO; } |
| 2263 | static inline int32_t qpnp_vadc_calib_vref(struct qpnp_vadc_chip *vadc, |
| 2264 | enum qpnp_adc_calib_type calib_type, |
| 2265 | int *calib_data) |
| 2266 | { return -ENXIO; } |
| 2267 | static inline int32_t qpnp_vadc_calib_gnd(struct qpnp_vadc_chip *vadc, |
| 2268 | enum qpnp_adc_calib_type calib_type, |
| 2269 | int *calib_data) |
| 2270 | { return -ENXIO; } |
| 2271 | |
| 2272 | static inline int32_t qpnp_adc_enable_voltage(struct qpnp_adc_drv *adc) |
| 2273 | { return -ENXIO; } |
| 2274 | |
| 2275 | static inline void qpnp_adc_disable_voltage(struct qpnp_adc_drv *adc) |
| 2276 | { return; } |
| 2277 | |
| 2278 | static inline void qpnp_adc_free_voltage_resource(struct qpnp_adc_drv *adc) |
| 2279 | { return; } |
| 2280 | |
| 2281 | static inline int32_t qpnp_adc_get_devicetree_data( |
| 2282 | struct platform_device *pdev, struct qpnp_adc_drv *adc_qpnp) |
| 2283 | { return -ENXIO; } |
| 2284 | |
| 2285 | #endif |
| 2286 | |
| 2287 | /* Public API */ |
| 2288 | #if defined(CONFIG_SENSORS_QPNP_ADC_CURRENT) \ |
| 2289 | || defined(CONFIG_SENSORS_QPNP_ADC_CURRENT_MODULE) |
| 2290 | /** |
| 2291 | * qpnp_iadc_read() - Performs ADC read on the current channel. |
| 2292 | * @dev: Structure device for qpnp iadc |
| 2293 | * @channel: Input channel to perform the ADC read. |
| 2294 | * @result: Current across rsense in mA. |
| 2295 | * @return: 0 on success. |
| 2296 | */ |
| 2297 | int32_t qpnp_iadc_read(struct qpnp_iadc_chip *dev, |
| 2298 | enum qpnp_iadc_channels channel, |
| 2299 | struct qpnp_iadc_result *result); |
| 2300 | /** |
| 2301 | * qpnp_iadc_get_rsense() - Reads the RDS resistance value from the |
| 2302 | trim registers. |
| 2303 | * @dev: Structure device for qpnp iadc |
| 2304 | * @rsense: RDS resistance in nOhms. |
| 2305 | * @return: 0 on success. |
| 2306 | */ |
| 2307 | int32_t qpnp_iadc_get_rsense(struct qpnp_iadc_chip *dev, int32_t *rsense); |
| 2308 | /** |
| 2309 | * qpnp_iadc_get_gain_and_offset() - Performs gain calibration |
| 2310 | * over 17.8571mV and offset over selected |
| 2311 | * channel. Channel can be internal rsense, |
| 2312 | * external rsense and alternate lead pair. |
| 2313 | * @dev: Structure device for qpnp iadc |
| 2314 | * @result: result structure where the gain and offset is stored of |
| 2315 | * type qpnp_iadc_calib. |
| 2316 | * @return: 0 on success. |
| 2317 | */ |
| 2318 | int32_t qpnp_iadc_get_gain_and_offset(struct qpnp_iadc_chip *dev, |
| 2319 | struct qpnp_iadc_calib *result); |
| 2320 | /** |
| 2321 | * qpnp_get_iadc() - Clients need to register with the iadc with the |
| 2322 | * corresponding device instance it wants to read the channels. |
| 2323 | * Read the bindings document on how to pass the phandle for |
| 2324 | * the corresponding vadc driver to register with. |
| 2325 | * @dev: Clients device structure |
| 2326 | * @name: Corresponding client's DT parser name. Read the DT bindings |
| 2327 | * document on how to register with the iadc |
| 2328 | * @struct qpnp_iadc_chip * - On success returns the iadc device structure |
| 2329 | * pointer used everytime client makes an ADC request. |
| 2330 | */ |
| 2331 | struct qpnp_iadc_chip *qpnp_get_iadc(struct device *dev, const char *name); |
| 2332 | /** |
| 2333 | * qpnp_iadc_vadc_sync_read() - Performs synchronous VADC and IADC read. |
| 2334 | * The api is to be used only by the BMS to perform |
| 2335 | * simultaneous VADC and IADC measurement for battery voltage |
| 2336 | * and current. |
| 2337 | * @dev: Structure device for qpnp iadc |
| 2338 | * @i_channel: Input battery current channel to perform the IADC read. |
| 2339 | * @i_result: Current across the rsense in mA. |
| 2340 | * @v_channel: Input battery voltage channel to perform VADC read. |
| 2341 | * @v_result: Voltage on the vbatt channel with units in mV. |
| 2342 | * @return: 0 on success. |
| 2343 | */ |
| 2344 | int32_t qpnp_iadc_vadc_sync_read(struct qpnp_iadc_chip *dev, |
| 2345 | enum qpnp_iadc_channels i_channel, struct qpnp_iadc_result *i_result, |
| 2346 | enum qpnp_vadc_channels v_channel, struct qpnp_vadc_result *v_result); |
| 2347 | /** |
| 2348 | * qpnp_iadc_calibrate_for_trim - Clients can use this API to re-calibrate |
| 2349 | * IADC. The offset and gain values are programmed in the trim |
| 2350 | * registers. The offset and the gain can be retrieved using |
| 2351 | * qpnp_iadc_get_gain_and_offset |
| 2352 | * @dev: Structure device for qpnp iadc |
| 2353 | * @batfet_closed: batfet is opened or closed. The IADC chooses proper |
| 2354 | * channel (internal/external) based on batfet status |
| 2355 | * for calibration. |
| 2356 | * RETURNS: 0 on success. |
| 2357 | */ |
| 2358 | int32_t qpnp_iadc_calibrate_for_trim(struct qpnp_iadc_chip *dev, |
| 2359 | bool batfet_closed); |
| 2360 | /** |
| 2361 | * qpnp_iadc_comp_result() - Compensates the result of the current based on |
| 2362 | * the gain and offset co-effients and rsense parameters. |
| 2363 | * @dev: Structure device for qpnp iadc |
| 2364 | * @result: Current value to perform the compensation. |
| 2365 | * @return: 0 on success. |
| 2366 | */ |
| 2367 | int32_t qpnp_iadc_comp_result(struct qpnp_iadc_chip *dev, int64_t *result); |
| 2368 | /** |
| 2369 | * qpnp_iadc_skip_calibration() - Clients can use this API to ask the driver |
| 2370 | * to skip iadc calibrations |
| 2371 | * @dev: Structure device for qpnp iadc |
| 2372 | * @result: 0 on success and -EPROBE_DEFER when probe for the device |
| 2373 | * has not occurred. |
| 2374 | */ |
| 2375 | int qpnp_iadc_skip_calibration(struct qpnp_iadc_chip *dev); |
| 2376 | /** |
| 2377 | * qpnp_iadc_resume_calibration() - Clients can use this API to ask the driver |
| 2378 | * to resume iadc calibrations |
| 2379 | * @dev: Structure device for qpnp iadc |
| 2380 | * @result: 0 on success and -EPROBE_DEFER when probe for the device |
| 2381 | * has not occurred. |
| 2382 | */ |
| 2383 | int qpnp_iadc_resume_calibration(struct qpnp_iadc_chip *dev); |
| 2384 | #else |
| 2385 | static inline int32_t qpnp_iadc_read(struct qpnp_iadc_chip *iadc, |
| 2386 | enum qpnp_iadc_channels channel, struct qpnp_iadc_result *result) |
| 2387 | { return -ENXIO; } |
| 2388 | static inline int32_t qpnp_iadc_get_rsense(struct qpnp_iadc_chip *iadc, |
| 2389 | int32_t *rsense) |
| 2390 | { return -ENXIO; } |
| 2391 | static inline int32_t qpnp_iadc_get_gain_and_offset(struct qpnp_iadc_chip *iadc, |
| 2392 | struct qpnp_iadc_calib *result) |
| 2393 | { return -ENXIO; } |
| 2394 | static inline struct qpnp_iadc_chip *qpnp_get_iadc(struct device *dev, |
| 2395 | const char *name) |
| 2396 | { return ERR_PTR(-ENXIO); } |
| 2397 | static inline int32_t qpnp_iadc_vadc_sync_read(struct qpnp_iadc_chip *iadc, |
| 2398 | enum qpnp_iadc_channels i_channel, struct qpnp_iadc_result *i_result, |
| 2399 | enum qpnp_vadc_channels v_channel, struct qpnp_vadc_result *v_result) |
| 2400 | { return -ENXIO; } |
| 2401 | static inline int32_t qpnp_iadc_calibrate_for_trim(struct qpnp_iadc_chip *iadc, |
| 2402 | bool batfet_closed) |
| 2403 | { return -ENXIO; } |
| 2404 | static inline int32_t qpnp_iadc_comp_result(struct qpnp_iadc_chip *iadc, |
| 2405 | int64_t *result) |
| 2406 | { return -ENXIO; } |
| 2407 | static inline int qpnp_iadc_skip_calibration(struct qpnp_iadc_chip *iadc) |
| 2408 | { return -ENXIO; } |
| 2409 | static inline int qpnp_iadc_resume_calibration(struct qpnp_iadc_chip *iadc) |
| 2410 | { return -ENXIO; } |
| 2411 | #endif |
| 2412 | |
| 2413 | /* Public API */ |
| 2414 | #if defined(CONFIG_THERMAL_QPNP_ADC_TM) \ |
| 2415 | || defined(CONFIG_THERMAL_QPNP_ADC_TM_MODULE) |
| 2416 | /** |
Siddartha Mohanadoss | 37d9c8a | 2017-01-23 19:21:58 -0800 | [diff] [blame] | 2417 | * qpnp_adc_tm_channel_measure() - Configures kernel clients a channel to |
| 2418 | * monitor the corresponding ADC channel for threshold detection. |
| 2419 | * Driver passes the high/low voltage threshold along |
| 2420 | * with the notification callback once the set thresholds |
| 2421 | * are crossed. |
| 2422 | * @param: Structure pointer of qpnp_adc_tm_btm_param type. |
| 2423 | * Clients pass the low/high temperature along with the threshold |
| 2424 | * notification callback. |
| 2425 | */ |
| 2426 | int32_t qpnp_adc_tm_channel_measure(struct qpnp_adc_tm_chip *chip, |
| 2427 | struct qpnp_adc_tm_btm_param *param); |
| 2428 | /** |
| 2429 | * qpnp_adc_tm_disable_chan_meas() - Disables the monitoring of channel thats |
| 2430 | * assigned for monitoring kernel clients. Disables the low/high |
| 2431 | * threshold activation for the corresponding channel. |
| 2432 | * @param: Structure pointer of qpnp_adc_tm_btm_param type. |
| 2433 | * This is used to identify the channel for which the corresponding |
| 2434 | * channels high/low threshold notification will be disabled. |
| 2435 | */ |
| 2436 | int32_t qpnp_adc_tm_disable_chan_meas(struct qpnp_adc_tm_chip *chip, |
| 2437 | struct qpnp_adc_tm_btm_param *param); |
| 2438 | /** |
| 2439 | * qpnp_get_adc_tm() - Clients need to register with the adc_tm using the |
| 2440 | * corresponding device instance it wants to read the channels |
| 2441 | * from. Read the bindings document on how to pass the phandle |
| 2442 | * for the corresponding adc_tm driver to register with. |
| 2443 | * @name: Corresponding client's DT parser name. Read the DT bindings |
| 2444 | * document on how to register with the vadc |
| 2445 | * @struct qpnp_adc_tm_chip * - On success returns the vadc device structure |
| 2446 | * pointer that needs to be used during an ADC TM request. |
| 2447 | */ |
| 2448 | struct qpnp_adc_tm_chip *qpnp_get_adc_tm(struct device *dev, const char *name); |
| 2449 | #else |
| 2450 | static inline int32_t qpnp_adc_tm_usbid_configure( |
| 2451 | struct qpnp_adc_tm_chip *chip, |
| 2452 | struct qpnp_adc_tm_btm_param *param) |
| 2453 | { return -ENXIO; } |
| 2454 | static inline int32_t qpnp_adc_tm_usbid_end(struct qpnp_adc_tm_chip *chip) |
| 2455 | { return -ENXIO; } |
| 2456 | static inline int32_t qpnp_adc_tm_channel_measure( |
| 2457 | struct qpnp_adc_tm_chip *chip, |
| 2458 | struct qpnp_adc_tm_btm_param *param) |
| 2459 | { return -ENXIO; } |
| 2460 | static inline int32_t qpnp_adc_tm_disable_chan_meas( |
| 2461 | struct qpnp_adc_tm_chip *chip, |
| 2462 | struct qpnp_adc_tm_btm_param *param) |
| 2463 | { return -ENXIO; } |
| 2464 | static inline struct qpnp_adc_tm_chip *qpnp_get_adc_tm(struct device *dev, |
| 2465 | const char *name) |
| 2466 | { return ERR_PTR(-ENXIO); } |
| 2467 | #endif |
| 2468 | |
| 2469 | #endif |