1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 3 #ifndef SUPERIO_ITE_ENV_CTRL_H 4 #define SUPERIO_ITE_ENV_CTRL_H 5 6 #include "env_ctrl_chip.h" 7 8 #if CONFIG(SUPERIO_ITE_ENV_CTRL_8BIT_PWM) 9 #define ITE_EC_FAN_MAX_PWM 0xff 10 #define ITE_EC_FAN_PWM_DEFAULT_CLOCK ITE_EC_FAN_PWM_CLOCK_6MHZ 11 #else 12 #define ITE_EC_FAN_MAX_PWM 0x7f 13 #define ITE_EC_FAN_PWM_DEFAULT_CLOCK ITE_EC_FAN_PWM_CLOCK_3MHZ 14 #endif 15 16 #define ITE_EC_CONFIGURATION 0x00 17 #define ITE_EC_CONFIGURATION_START (1 << 0) 18 19 #define ITE_EC_INTERFACE_SELECT 0x0a 20 #define ITE_EC_INTERFACE_PSEUDO_EOC (1 << 7) 21 #define ITE_EC_INTERFACE_SMB_ENABLE (1 << 6) 22 #define ITE_EC_INTERFACE_SEL_DISABLE (0 << 4) 23 #define ITE_EC_INTERFACE_SEL_SST_SLAVE (1 << 4) 24 #define ITE_EC_INTERFACE_SEL_PECI (2 << 4) 25 #define ITE_EC_INTERFACE_SEL_SST_HOST (3 << 4) 26 #define ITE_EC_INTERFACE_CLOCK_32MHZ (0 << 3) 27 #define ITE_EC_INTERFACE_CLOCK_24MHZ (1 << 3) 28 #define ITE_EC_INTERFACE_SPEED_TOLERANCE (1 << 2) 29 #define ITE_EC_INTERFACE_PECI_AWFCS (1 << 0) 30 31 #define ITE_EC_FAN_PWM_SMOOTHING_FREQ 0x0b 32 #define ITE_EC_FAN_PWM_SMOOTHING_MASK (3 << 6) 33 #define ITE_EC_FAN_PWM_SMOOTHING_1KHZ (0 << 6) 34 #define ITE_EC_FAN_PWM_SMOOTHING_256HZ (1 << 6) 35 #define ITE_EC_FAN_PWM_SMOOTHING_64HZ (2 << 6) 36 #define ITE_EC_FAN_PWM_SMOOTHING_16HZ (3 << 6) 37 /* ITE IT8786E PWM_SMOOTHING_FREQ */ 38 #define ITE_EC_FAN_ALT_PWM_SMOOTHING_16HZ (1 << 6) 39 #define ITE_EC_FAN_ALT_PWM_SMOOTHING_8HZ (2 << 6) 40 #define ITE_EC_FAN_ALT_PWM_SMOOTHING_4HZ (3 << 6) 41 #define ITE_EC_FAN_CTL5_SEL(FAN_CTLx) ((((FAN_CTLx)-1) & 3) << 2) 42 #define ITE_EC_FAN_CTL5_SEL_NONE (3 << 2) 43 #define ITE_EC_FAN_CTL4_SEL(FAN_CTLx) (((FAN_CTLx)-1) & 3) 44 #define ITE_EC_FAN_CTL4_SEL_NONE (3 << 0) 45 46 #define ITE_EC_FAN_TAC_COUNTER_ENABLE 0x0c 47 #define ITE_EC_FAN_TAC_16BIT_ENABLE(x) (1 << ((x)-1)) 48 49 #define ITE_EC_FAN_SEC_CTL 0x0c 50 #define ITE_EC_FAN_SEC_CTL_TAC_EN(x) (1 << (x)) 51 52 #define ITE_EC_FAN_TAC_LIMIT(x) \ 53 (((x) > 3 && CONFIG(SUPERIO_ITE_ENV_CTRL_5FANS)) \ 54 ? (0x84 + ((x)-4) * 2) \ 55 : (0x10 + ((x)-1)) \ 56 ) 57 #define ITE_EC_FAN_TAC_EXT_LIMIT(x) \ 58 (((x) > 3 && CONFIG(SUPERIO_ITE_ENV_CTRL_5FANS)) \ 59 ? (0x85 + ((x)-4) * 2) \ 60 : (0x1b + ((x)-1)) \ 61 ) 62 63 #define ITE_EC_FAN_TAC_CNTRL 0x0c 64 #define ITE_EC_TMPIN3_ENHANCED_INT_MODE (1 << 7) 65 #define ITE_EC_TMPIN2_ENHANCED_INT_MODE (1 << 6) 66 #define ITE_EC_FAN_TAC5_EN (1 << 5) 67 #define ITE_EC_FAN_TAC4_EN (1 << 4) 68 #define ITE_EC_TMPIN1_ENHANCED_INT_MODE (1 << 3) 69 #define ITE_EC_AMDTSI_ERR_EN (1 << 0) 70 71 #define ITE_EC_FAN_MAIN_CTL 0x13 72 #define ITE_EC_FAN_MAIN_CTL_TAC_EN(x) (1 << ((x)+3)) 73 #define ITE_EC_FAN_MAIN_CTL_COLL_FULL_SPEED (1 << 3) 74 #define ITE_EC_FAN_MAIN_CTL_SMART(x) (1 << ((x)-1)) 75 #define ITE_EC_FAN_CTL_MODE 0x14 76 #define ITE_EC_FAN_CTL_POLARITY_HIGH (1 << 7) 77 #define ITE_EC_FAN_PWM_CLOCK_MASK (7 << 4) 78 #define ITE_EC_FAN_PWM_CLOCK_48MHZ (0 << 4) 79 #define ITE_EC_FAN_PWM_CLOCK_24MHZ (1 << 4) 80 #define ITE_EC_FAN_PWM_CLOCK_12MHZ (2 << 4) 81 #define ITE_EC_FAN_PWM_CLOCK_8MHZ (3 << 4) 82 #define ITE_EC_FAN_PWM_CLOCK_6MHZ (4 << 4) 83 #define ITE_EC_FAN_PWM_CLOCK_3MHZ (5 << 4) 84 #define ITE_EC_FAN_PWM_CLOCK_1_5MHZ (6 << 4) 85 #define ITE_EC_FAN_PWM_CLOCK_51KHZ (7 << 4) 86 #define ITE_EC_FAN_PWM_MIN_DUTY_20 (1 << 3) 87 #define ITE_EC_FAN_CTL_ON(x) (1 << ((x)-1)) 88 89 #define ITE_EC_FAN_CTL_PWM_CONTROL(x) \ 90 (((x) > 3 && CONFIG(SUPERIO_ITE_ENV_CTRL_5FANS)) \ 91 ? (0x1e + ((x)-4)) \ 92 : (0x15 + ((x)-1)) \ 93 ) 94 #define ITE_EC_FAN_PWM_CLSD_LOOP (1 << 2) 95 96 #if CONFIG(SUPERIO_ITE_ENV_CTRL_5FANS) 97 #define ITE_EC_FAN_CTL_TEMPIN_MASK (7 << 3) 98 #define ITE_EC_FAN_CTL_TEMPIN(x) ((((x)-1) & 7) << 3) 99 #else 100 #define ITE_EC_FAN_CTL_TEMPIN_MASK (3 << 0) 101 #define ITE_EC_FAN_CTL_TEMPIN(x) (((x)-1) & 3) 102 #endif 103 104 #define ITE_EC_FAN_CTL_PWM_MODE_SOFTWARE (0 << 7) 105 #define ITE_EC_FAN_CTL_PWM_MODE_AUTOMATIC (1 << 7) 106 #define ITE_EC_FAN_CTL_PWM_DUTY_MASK (ITE_EC_FAN_MAX_PWM << 0) 107 #define ITE_EC_FAN_CTL_PWM_DUTY(p) \ 108 ({ \ 109 const unsigned int _p = p; \ 110 (_p >= 100) \ 111 ? ITE_EC_FAN_MAX_PWM \ 112 : (_p * ITE_EC_FAN_MAX_PWM) / 100; \ 113 }) 114 #define ITE_EC_FAN_CTL_PWM_RPM(p) \ 115 ({ \ 116 const unsigned int _p = p; \ 117 (_p >= 4080) \ 118 ? 0xFF \ 119 : (_p / 16); \ 120 }) 121 122 #define ITE_EC_HIGH_TEMP_LIMIT(x) (0x40 + ((x-1) * 2)) 123 #define ITE_EC_LOW_TEMP_LIMIT(x) (0x41 + ((x-1) * 2)) 124 125 #define ITE_EC_ADC_VOLTAGE_CHANNEL_ENABLE 0x50 126 #define ITE_EC_ADC_TEMP_CHANNEL_ENABLE 0x51 127 #define ITE_EC_ADC_TEMP_EXT_REPORTS_TO_MASK (3 << 6) 128 #define ITE_EC_ADC_TEMP_EXT_REPORTS_TO(x) (((x) & 3) << 6) 129 #define ITE_EC_ADC_TEMP_RESISTOR_MODE(x) (1 << ((x)+2)) 130 #define ITE_EC_ADC_TEMP_DIODE_MODE(x) (1 << ((x)-1)) 131 #define ITE_EC_ADC_TEMP_EXTRA_CHANNEL_ENABLE 0x55 132 #define ITE_EC_ADC_TEMP_EXTRA_TMPIN3_EXT (1 << 7) 133 134 /* Matches length of ITE_EC_TMPIN_CNT */ 135 static const u8 ITE_EC_TEMP_ADJUST[] = { 0x56, 0x57, 0x59 }; 136 137 #define ITE_EC_BEEP_ENABLE 0x5C 138 #define ITE_EC_TEMP_ADJUST_WRITE_ENABLE (1 << 7) 139 #define ITE_EC_ADC_CLOCK_1MHZ (6 << 4) 140 #define ITE_EC_ADC_CLOCK_2MHZ (7 << 4) 141 #define ITE_EC_ADC_CLOCK_24MHZ (5 << 4) 142 #define ITE_EC_ADC_CLOCK_31KHZ (4 << 4) 143 #define ITE_EC_ADC_CLOCK_62KHZ (3 << 4) 144 #define ITE_EC_ADC_CLOCK_125KHZ (2 << 4) 145 #define ITE_EC_ADC_CLOCK_250KHZ (1 << 4) 146 #define ITE_EC_ADC_CLOCK_500KHZ (0 << 4) 147 #define ITE_EC_BEEP_ON_TMP_LIMIT (1 << 2) 148 #define ITE_EC_BEEP_ON_VIN_LIMIT (1 << 1) 149 #define ITE_EC_BEEP_ON_FAN_LIMIT (1 << 0) 150 #define ITE_EC_BEEP_FREQ_DIV_OF_FAN 0x5D 151 #define ITE_EC_BEEP_FREQ_DIV_OF_VIN 0x5E 152 #define ITE_EC_BEEP_FREQ_DIV_OF_TMPIN 0x5F 153 #define ITE_EC_BEEP_TONE_DIVISOR(x) (((x) & 0x0f) << 4) 154 #define ITE_EC_BEEP_FREQ_DIVISOR(x) (((x) & 0x0f) << 0) 155 156 #define ITE_EC_FAN_CTL_TEMP_LIMIT_OFF(x) \ 157 (((x) == 5 && CONFIG(SUPERIO_ITE_ENV_CTRL_5FANS)) \ 158 ? (0xa0) \ 159 : (0x60 + ((x)-1) * 8) \ 160 ) 161 #define ITE_EC_FAN_CTL_TEMP_LIMIT_START(x) \ 162 (((x) == 5 && CONFIG(SUPERIO_ITE_ENV_CTRL_5FANS)) \ 163 ? (0xa1) \ 164 : (0x61 + ((x)-1) * 8) \ 165 ) 166 #define ITE_EC_FAN_CTL_TEMP_LIMIT_FULL(x) \ 167 (((x) == 5 && CONFIG(SUPERIO_ITE_ENV_CTRL_5FANS)) \ 168 ? (0xa2) \ 169 : (0x62 + ((x)-1) * 8) \ 170 ) 171 #define ITE_EC_FAN_CTL_PWM_START(x) \ 172 (((x) == 5 && CONFIG(SUPERIO_ITE_ENV_CTRL_5FANS)) \ 173 ? (0xa3) \ 174 : (0x63 + ((x)-1) * 8) \ 175 ) 176 #define ITE_EC_FAN_CTL_PWM_AUTO(x) \ 177 (((x) == 5 && CONFIG(SUPERIO_ITE_ENV_CTRL_5FANS)) \ 178 ? (0xa4) \ 179 : (0x64 + ((x)-1) * 8) \ 180 ) 181 #define ITE_EC_FAN_CTL_DELTA_TEMP(x) \ 182 (((x) == 5 && CONFIG(SUPERIO_ITE_ENV_CTRL_5FANS)) \ 183 ? (0xa5) \ 184 : (0x65 + ((x)-1) * 8) \ 185 ) 186 187 /* Common for ITE_EC_FAN_CTL_PWM_START */ 188 #define ITE_EC_FAN_CTL_PWM_SLOPE_BIT6(s) (((s) & 0x40) << 1) 189 #define ITE_EC_FAN_CTL_PWM_START_DUTY(p) ITE_EC_FAN_CTL_PWM_DUTY(p) 190 #define ITE_EC_FAN_CTL_PWM_START_RPM(p) ITE_EC_FAN_CTL_PWM_RPM(p) 191 192 /* Common for ITE_EC_FAN_CTL_PWM_AUTO */ 193 #define ITE_EC_FAN_CTL_AUTO_SMOOTHING_EN (1 << 7) 194 #define ITE_EC_FAN_CTL_PWM_SLOPE_LOWER(s) ((s) & 0x3f) 195 196 /* Common for ITE_EC_FAN_CTL_DELTA_TEMP */ 197 #define ITE_EC_FAN_CTL_DELTA_TEMP_INTRVL(c) ((c) & 0x1f) 198 #define ITE_EC_FAN_CTL_FULL_AT_THRML_LMT(x) (((x) & 0x1) << 6) 199 #define ITE_EC_FAN_CTL_TARGET_ZONE(x) (0x66 + ((x)-1) * 8) 200 #define ITE_EC_FAN_CTL_TARGET_ZONE_MASK 0x0f 201 202 #define ITE_EC_FAN_VEC_CTL_LIMIT_START(x) (0x90 + (x) * 4) 203 #define ITE_EC_FAN_VEC_CTL_SLOPE(x) (0x91 + (x) * 4) 204 #define ITE_EC_FAN_VEC_CTL_DELTA(x) (0x92 + (x) * 4) 205 #define ITE_EC_FAN_VEC_CTL_RANGE(x) (0x93 + (x) * 4) 206 207 #define ITE_EC_FAN_VEC_CTL_SLOPE_TMPIN0(x) (((x) & 0x1) << 7) 208 #define ITE_EC_FAN_VEC_CTL_DELTA_TMPIN1(x) (((x) & 0x2) << 6) 209 #define ITE_EC_FAN_VEC_CTL_DELTA_TEMP_INTRVL(c) ITE_EC_FAN_CTL_DELTA_TEMP_INTRVL(c) 210 #define ITE_EC_FAN_VEC_CTL_DELTA_FANOUT(x) (((x) & 0x3) << 5) 211 #define ITE_EC_FAN_VEC_CTL_RANGE_SLOPESIGN(x) (((x) & 0x1) << 7) 212 213 #define ITE_EC_EXTEMP_STATUS 0x88 214 #define ITE_EC_EXTEMP_STATUS_HOST_BUSY (1 << 0) 215 #define ITE_EC_EXTEMP_ADDRESS 0x89 216 #define ITE_EC_EXTEMP_WRITE_LENGTH 0x8a 217 #define ITE_EC_EXTEMP_READ_LENGTH 0x8b 218 #define ITE_EC_EXTEMP_COMMAND 0x8c 219 #define ITE_EC_EXTEMP_WRITE_DATA_2 0x8d 220 #define ITE_EC_EXTEMP_CONTROL 0x8e 221 #define ITE_EC_EXTEMP_CTRL_AUTO_32HZ (0 << 6) 222 #define ITE_EC_EXTEMP_CTRL_AUTO_16HZ (1 << 6) 223 #define ITE_EC_EXTEMP_CTRL_AUTO_8HZ (2 << 6) 224 #define ITE_EC_EXTEMP_CTRL_AUTO_4HZ (3 << 6) 225 #define ITE_EC_EXTEMP_CTRL_AUTO_START (1 << 5) 226 #define ITE_EC_EXTEMP_CTRL_AUTO_ABORT (1 << 4) 227 #define ITE_EC_EXTEMP_CTRL_AUTO_TWO_DOMAIN (1 << 3) 228 #define ITE_EC_EXTEMP_CTRL_CONTENTION (1 << 2) 229 #define ITE_EC_EXTEMP_CTRL_SST_IDLE_HIGH (1 << 1) 230 #define ITE_EC_EXTEMP_CTRL_START (1 << 0) 231 232 /* Standard PECI GetTemp */ 233 #define PECI_CLIENT_ADDRESS 0x30 234 #define PECI_GETTEMP_COMMAND 0x01 235 #define PECI_GETTEMP_WRITE_LENGTH 0x01 236 #define PECI_GETTEMP_READ_LENGTH 0x02 237 238 void ite_ec_init(u16 base, const struct ite_ec_config *conf); 239 240 #endif /* SUPERIO_ITE_ENV_CTRL_H */ 241