1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __DT_POWER_DELIVERY_H 3 #define __DT_POWER_DELIVERY_H 4 5 /* Power delivery Power Data Object definitions */ 6 #define PDO_TYPE_FIXED 0 7 #define PDO_TYPE_BATT 1 8 #define PDO_TYPE_VAR 2 9 #define PDO_TYPE_APDO 3 10 11 #define PDO_TYPE_SHIFT 30 12 #define PDO_TYPE_MASK 0x3 13 14 #define PDO_TYPE(t) ((t) << PDO_TYPE_SHIFT) 15 16 #define PDO_VOLT_MASK 0x3ff 17 #define PDO_CURR_MASK 0x3ff 18 #define PDO_PWR_MASK 0x3ff 19 20 #define PDO_FIXED_DUAL_ROLE (1 << 29) /* Power role swap supported */ 21 #define PDO_FIXED_SUSPEND (1 << 28) /* USB Suspend supported (Source) */ 22 #define PDO_FIXED_HIGHER_CAP (1 << 28) /* Requires more than vSafe5V (Sink) */ 23 #define PDO_FIXED_EXTPOWER (1 << 27) /* Externally powered */ 24 #define PDO_FIXED_USB_COMM (1 << 26) /* USB communications capable */ 25 #define PDO_FIXED_DATA_SWAP (1 << 25) /* Data role swap supported */ 26 #define PDO_FIXED_VOLT_SHIFT 10 /* 50mV units */ 27 #define PDO_FIXED_CURR_SHIFT 0 /* 10mA units */ 28 29 #define PDO_FIXED_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_FIXED_VOLT_SHIFT) 30 #define PDO_FIXED_CURR(ma) ((((ma) / 10) & PDO_CURR_MASK) << PDO_FIXED_CURR_SHIFT) 31 32 #define PDO_FIXED(mv, ma, flags) \ 33 (PDO_TYPE(PDO_TYPE_FIXED) | (flags) | \ 34 PDO_FIXED_VOLT(mv) | PDO_FIXED_CURR(ma)) 35 36 #define VSAFE5V 5000 /* mv units */ 37 38 #define PDO_BATT_MAX_VOLT_SHIFT 20 /* 50mV units */ 39 #define PDO_BATT_MIN_VOLT_SHIFT 10 /* 50mV units */ 40 #define PDO_BATT_MAX_PWR_SHIFT 0 /* 250mW units */ 41 42 #define PDO_BATT_MIN_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_BATT_MIN_VOLT_SHIFT) 43 #define PDO_BATT_MAX_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_BATT_MAX_VOLT_SHIFT) 44 #define PDO_BATT_MAX_POWER(mw) ((((mw) / 250) & PDO_PWR_MASK) << PDO_BATT_MAX_PWR_SHIFT) 45 46 #define PDO_BATT(min_mv, max_mv, max_mw) \ 47 (PDO_TYPE(PDO_TYPE_BATT) | PDO_BATT_MIN_VOLT(min_mv) | \ 48 PDO_BATT_MAX_VOLT(max_mv) | PDO_BATT_MAX_POWER(max_mw)) 49 50 #define PDO_VAR_MAX_VOLT_SHIFT 20 /* 50mV units */ 51 #define PDO_VAR_MIN_VOLT_SHIFT 10 /* 50mV units */ 52 #define PDO_VAR_MAX_CURR_SHIFT 0 /* 10mA units */ 53 54 #define PDO_VAR_MIN_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_VAR_MIN_VOLT_SHIFT) 55 #define PDO_VAR_MAX_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_VAR_MAX_VOLT_SHIFT) 56 #define PDO_VAR_MAX_CURR(ma) ((((ma) / 10) & PDO_CURR_MASK) << PDO_VAR_MAX_CURR_SHIFT) 57 58 #define PDO_VAR(min_mv, max_mv, max_ma) \ 59 (PDO_TYPE(PDO_TYPE_VAR) | PDO_VAR_MIN_VOLT(min_mv) | \ 60 PDO_VAR_MAX_VOLT(max_mv) | PDO_VAR_MAX_CURR(max_ma)) 61 62 #define APDO_TYPE_PPS 0 63 64 #define PDO_APDO_TYPE_SHIFT 28 /* Only valid value currently is 0x0 - PPS */ 65 #define PDO_APDO_TYPE_MASK 0x3 66 67 #define PDO_APDO_TYPE(t) ((t) << PDO_APDO_TYPE_SHIFT) 68 69 #define PDO_PPS_APDO_MAX_VOLT_SHIFT 17 /* 100mV units */ 70 #define PDO_PPS_APDO_MIN_VOLT_SHIFT 8 /* 100mV units */ 71 #define PDO_PPS_APDO_MAX_CURR_SHIFT 0 /* 50mA units */ 72 73 #define PDO_PPS_APDO_VOLT_MASK 0xff 74 #define PDO_PPS_APDO_CURR_MASK 0x7f 75 76 #define PDO_PPS_APDO_MIN_VOLT(mv) \ 77 ((((mv) / 100) & PDO_PPS_APDO_VOLT_MASK) << PDO_PPS_APDO_MIN_VOLT_SHIFT) 78 #define PDO_PPS_APDO_MAX_VOLT(mv) \ 79 ((((mv) / 100) & PDO_PPS_APDO_VOLT_MASK) << PDO_PPS_APDO_MAX_VOLT_SHIFT) 80 #define PDO_PPS_APDO_MAX_CURR(ma) \ 81 ((((ma) / 50) & PDO_PPS_APDO_CURR_MASK) << PDO_PPS_APDO_MAX_CURR_SHIFT) 82 83 #define PDO_PPS_APDO(min_mv, max_mv, max_ma) \ 84 (PDO_TYPE(PDO_TYPE_APDO) | PDO_APDO_TYPE(APDO_TYPE_PPS) | \ 85 PDO_PPS_APDO_MIN_VOLT(min_mv) | PDO_PPS_APDO_MAX_VOLT(max_mv) | \ 86 PDO_PPS_APDO_MAX_CURR(max_ma)) 87 88 /* 89 * Based on "Table 6-14 Fixed Supply PDO - Sink" of "USB Power Delivery Specification Revision 3.0, 90 * Version 1.2" 91 * Initial current capability of the new source when vSafe5V is applied. 92 */ 93 #define FRS_DEFAULT_POWER 1 94 #define FRS_5V_1P5A 2 95 #define FRS_5V_3A 3 96 97 /* 98 * SVDM Identity Header 99 * -------------------- 100 * <31> :: data capable as a USB host 101 * <30> :: data capable as a USB device 102 * <29:27> :: product type (UFP / Cable / VPD) 103 * <26> :: modal operation supported (1b == yes) 104 * <25:23> :: product type (DFP) (SVDM version 2.0+ only; set to zero in version 1.0) 105 * <22:21> :: connector type (SVDM version 2.0+ only; set to zero in version 1.0) 106 * <20:16> :: Reserved, Shall be set to zero 107 * <15:0> :: USB-IF assigned VID for this cable vendor 108 */ 109 110 /* PD Rev2.0 definition */ 111 #define IDH_PTYPE_UNDEF 0 112 113 /* SOP Product Type (UFP) */ 114 #define IDH_PTYPE_NOT_UFP 0 115 #define IDH_PTYPE_HUB 1 116 #define IDH_PTYPE_PERIPH 2 117 #define IDH_PTYPE_PSD 3 118 #define IDH_PTYPE_AMA 5 119 120 /* SOP' Product Type (Cable Plug / VPD) */ 121 #define IDH_PTYPE_NOT_CABLE 0 122 #define IDH_PTYPE_PCABLE 3 123 #define IDH_PTYPE_ACABLE 4 124 #define IDH_PTYPE_VPD 6 125 126 /* SOP Product Type (DFP) */ 127 #define IDH_PTYPE_NOT_DFP 0 128 #define IDH_PTYPE_DFP_HUB 1 129 #define IDH_PTYPE_DFP_HOST 2 130 #define IDH_PTYPE_DFP_PB 3 131 132 #define VDO_IDH(usbh, usbd, ufp_cable, is_modal, dfp, conn, vid) \ 133 ((usbh) << 31 | (usbd) << 30 | ((ufp_cable) & 0x7) << 27 \ 134 | (is_modal) << 26 | ((dfp) & 0x7) << 23 | ((conn) & 0x3) << 21 \ 135 | ((vid) & 0xffff)) 136 137 /* 138 * Cert Stat VDO 139 * ------------- 140 * <31:0> : USB-IF assigned XID for this cable 141 */ 142 #define VDO_CERT(xid) ((xid) & 0xffffffff) 143 144 /* 145 * Product VDO 146 * ----------- 147 * <31:16> : USB Product ID 148 * <15:0> : USB bcdDevice 149 */ 150 #define VDO_PRODUCT(pid, bcd) (((pid) & 0xffff) << 16 | ((bcd) & 0xffff)) 151 152 /* 153 * UFP VDO (PD Revision 3.0+ only) 154 * -------- 155 * <31:29> :: UFP VDO version 156 * <28> :: Reserved 157 * <27:24> :: Device capability 158 * <23:22> :: Connector type (10b == receptacle, 11b == captive plug) 159 * <21:11> :: Reserved 160 * <10:8> :: Vconn power (AMA only) 161 * <7> :: Vconn required (AMA only, 0b == no, 1b == yes) 162 * <6> :: Vbus required (AMA only, 0b == yes, 1b == no) 163 * <5:3> :: Alternate modes 164 * <2:0> :: USB highest speed 165 */ 166 /* UFP VDO Version */ 167 #define UFP_VDO_VER1_2 2 168 169 /* Device Capability */ 170 #define DEV_USB2_CAPABLE (1 << 0) 171 #define DEV_USB2_BILLBOARD (1 << 1) 172 #define DEV_USB3_CAPABLE (1 << 2) 173 #define DEV_USB4_CAPABLE (1 << 3) 174 175 /* Connector Type */ 176 #define UFP_RECEPTACLE 2 177 #define UFP_CAPTIVE 3 178 179 /* Vconn Power (AMA only, set to AMA_VCONN_NOT_REQ if Vconn is not required) */ 180 #define AMA_VCONN_PWR_1W 0 181 #define AMA_VCONN_PWR_1W5 1 182 #define AMA_VCONN_PWR_2W 2 183 #define AMA_VCONN_PWR_3W 3 184 #define AMA_VCONN_PWR_4W 4 185 #define AMA_VCONN_PWR_5W 5 186 #define AMA_VCONN_PWR_6W 6 187 188 /* Vconn Required (AMA only) */ 189 #define AMA_VCONN_NOT_REQ 0 190 #define AMA_VCONN_REQ 1 191 192 /* Vbus Required (AMA only) */ 193 #define AMA_VBUS_REQ 0 194 #define AMA_VBUS_NOT_REQ 1 195 196 /* Alternate Modes */ 197 #define UFP_ALTMODE_NOT_SUPP 0 198 #define UFP_ALTMODE_TBT3 (1 << 0) 199 #define UFP_ALTMODE_RECFG (1 << 1) 200 #define UFP_ALTMODE_NO_RECFG (1 << 2) 201 202 /* USB Highest Speed */ 203 #define UFP_USB2_ONLY 0 204 #define UFP_USB32_GEN1 1 205 #define UFP_USB32_4_GEN2 2 206 #define UFP_USB4_GEN3 3 207 208 #define VDO_UFP(ver, cap, conn, vcpwr, vcr, vbr, alt, spd) \ 209 (((ver) & 0x7) << 29 | ((cap) & 0xf) << 24 | ((conn) & 0x3) << 22 \ 210 | ((vcpwr) & 0x7) << 8 | (vcr) << 7 | (vbr) << 6 | ((alt) & 0x7) << 3 \ 211 | ((spd) & 0x7)) 212 213 /* 214 * DFP VDO (PD Revision 3.0+ only) 215 * -------- 216 * <31:29> :: DFP VDO version 217 * <28:27> :: Reserved 218 * <26:24> :: Host capability 219 * <23:22> :: Connector type (10b == receptacle, 11b == captive plug) 220 * <21:5> :: Reserved 221 * <4:0> :: Port number 222 */ 223 #define DFP_VDO_VER1_1 1 224 #define HOST_USB2_CAPABLE (1 << 0) 225 #define HOST_USB3_CAPABLE (1 << 1) 226 #define HOST_USB4_CAPABLE (1 << 2) 227 #define DFP_RECEPTACLE 2 228 #define DFP_CAPTIVE 3 229 230 #define VDO_DFP(ver, cap, conn, pnum) \ 231 (((ver) & 0x7) << 29 | ((cap) & 0x7) << 24 | ((conn) & 0x3) << 22 \ 232 | ((pnum) & 0x1f)) 233 234 /* 235 * Cable VDO (for both Passive and Active Cable VDO in PD Rev2.0) 236 * --------- 237 * <31:28> :: Cable HW version 238 * <27:24> :: Cable FW version 239 * <23:20> :: Reserved, Shall be set to zero 240 * <19:18> :: type-C to Type-A/B/C/Captive (00b == A, 01 == B, 10 == C, 11 == Captive) 241 * <17> :: Reserved, Shall be set to zero 242 * <16:13> :: cable latency (0001 == <10ns(~1m length)) 243 * <12:11> :: cable termination type (11b == both ends active VCONN req) 244 * <10> :: SSTX1 Directionality support (0b == fixed, 1b == cfgable) 245 * <9> :: SSTX2 Directionality support 246 * <8> :: SSRX1 Directionality support 247 * <7> :: SSRX2 Directionality support 248 * <6:5> :: Vbus current handling capability (01b == 3A, 10b == 5A) 249 * <4> :: Vbus through cable (0b == no, 1b == yes) 250 * <3> :: SOP" controller present? (0b == no, 1b == yes) 251 * <2:0> :: USB SS Signaling support 252 * 253 * Passive Cable VDO (PD Rev3.0+) 254 * --------- 255 * <31:28> :: Cable HW version 256 * <27:24> :: Cable FW version 257 * <23:21> :: VDO version 258 * <20> :: Reserved, Shall be set to zero 259 * <19:18> :: Type-C to Type-C/Captive (10b == C, 11b == Captive) 260 * <17> :: Reserved, Shall be set to zero 261 * <16:13> :: cable latency (0001 == <10ns(~1m length)) 262 * <12:11> :: cable termination type (10b == Vconn not req, 01b == Vconn req) 263 * <10:9> :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V) 264 * <8:7> :: Reserved, Shall be set to zero 265 * <6:5> :: Vbus current handling capability (01b == 3A, 10b == 5A) 266 * <4:3> :: Reserved, Shall be set to zero 267 * <2:0> :: USB highest speed 268 * 269 * Active Cable VDO 1 (PD Rev3.0+) 270 * --------- 271 * <31:28> :: Cable HW version 272 * <27:24> :: Cable FW version 273 * <23:21> :: VDO version 274 * <20> :: Reserved, Shall be set to zero 275 * <19:18> :: Connector type (10b == C, 11b == Captive) 276 * <17> :: Reserved, Shall be set to zero 277 * <16:13> :: cable latency (0001 == <10ns(~1m length)) 278 * <12:11> :: cable termination type (10b == one end active, 11b == both ends active VCONN req) 279 * <10:9> :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V) 280 * <8> :: SBU supported (0b == supported, 1b == not supported) 281 * <7> :: SBU type (0b == passive, 1b == active) 282 * <6:5> :: Vbus current handling capability (01b == 3A, 10b == 5A) 283 * <4> :: Vbus through cable (0b == no, 1b == yes) 284 * <3> :: SOP" controller present? (0b == no, 1b == yes) 285 * <2:0> :: USB highest speed 286 */ 287 /* Cable VDO Version */ 288 #define CABLE_VDO_VER1_0 0 289 #define CABLE_VDO_VER1_3 3 290 291 /* Connector Type (_ATYPE and _BTYPE are for PD Rev2.0 only) */ 292 #define CABLE_ATYPE 0 293 #define CABLE_BTYPE 1 294 #define CABLE_CTYPE 2 295 #define CABLE_CAPTIVE 3 296 297 /* Cable Latency */ 298 #define CABLE_LATENCY_1M 1 299 #define CABLE_LATENCY_2M 2 300 #define CABLE_LATENCY_3M 3 301 #define CABLE_LATENCY_4M 4 302 #define CABLE_LATENCY_5M 5 303 #define CABLE_LATENCY_6M 6 304 #define CABLE_LATENCY_7M 7 305 #define CABLE_LATENCY_7M_PLUS 8 306 307 /* Cable Termination Type */ 308 #define PCABLE_VCONN_NOT_REQ 0 309 #define PCABLE_VCONN_REQ 1 310 #define ACABLE_ONE_END 2 311 #define ACABLE_BOTH_END 3 312 313 /* Maximum Vbus Voltage */ 314 #define CABLE_MAX_VBUS_20V 0 315 #define CABLE_MAX_VBUS_30V 1 316 #define CABLE_MAX_VBUS_40V 2 317 #define CABLE_MAX_VBUS_50V 3 318 319 /* Active Cable SBU Supported/Type */ 320 #define ACABLE_SBU_SUPP 0 321 #define ACABLE_SBU_NOT_SUPP 1 322 #define ACABLE_SBU_PASSIVE 0 323 #define ACABLE_SBU_ACTIVE 1 324 325 /* Vbus Current Handling Capability */ 326 #define CABLE_CURR_DEF 0 327 #define CABLE_CURR_3A 1 328 #define CABLE_CURR_5A 2 329 330 /* USB SuperSpeed Signaling Support (PD Rev2.0) */ 331 #define CABLE_USBSS_U2_ONLY 0 332 #define CABLE_USBSS_U31_GEN1 1 333 #define CABLE_USBSS_U31_GEN2 2 334 335 /* USB Highest Speed */ 336 #define CABLE_USB2_ONLY 0 337 #define CABLE_USB32_GEN1 1 338 #define CABLE_USB32_4_GEN2 2 339 #define CABLE_USB4_GEN3 3 340 341 #define VDO_CABLE(hw, fw, cbl, lat, term, tx1d, tx2d, rx1d, rx2d, cur, vps, sopp, usbss) \ 342 (((hw) & 0x7) << 28 | ((fw) & 0x7) << 24 | ((cbl) & 0x3) << 18 \ 343 | ((lat) & 0x7) << 13 | ((term) & 0x3) << 11 | (tx1d) << 10 \ 344 | (tx2d) << 9 | (rx1d) << 8 | (rx2d) << 7 | ((cur) & 0x3) << 5 \ 345 | (vps) << 4 | (sopp) << 3 | ((usbss) & 0x7)) 346 #define VDO_PCABLE(hw, fw, ver, conn, lat, term, vbm, cur, spd) \ 347 (((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21 \ 348 | ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \ 349 | ((vbm) & 0x3) << 9 | ((cur) & 0x3) << 5 | ((spd) & 0x7)) 350 #define VDO_ACABLE1(hw, fw, ver, conn, lat, term, vbm, sbu, sbut, cur, vbt, sopp, spd) \ 351 (((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21 \ 352 | ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \ 353 | ((vbm) & 0x3) << 9 | (sbu) << 8 | (sbut) << 7 | ((cur) & 0x3) << 5 \ 354 | (vbt) << 4 | (sopp) << 3 | ((spd) & 0x7)) 355 356 /* 357 * Active Cable VDO 2 358 * --------- 359 * <31:24> :: Maximum operating temperature 360 * <23:16> :: Shutdown temperature 361 * <15> :: Reserved, Shall be set to zero 362 * <14:12> :: U3/CLd power 363 * <11> :: U3 to U0 transition mode (0b == direct, 1b == through U3S) 364 * <10> :: Physical connection (0b == copper, 1b == optical) 365 * <9> :: Active element (0b == redriver, 1b == retimer) 366 * <8> :: USB4 supported (0b == yes, 1b == no) 367 * <7:6> :: USB2 hub hops consumed 368 * <5> :: USB2 supported (0b == yes, 1b == no) 369 * <4> :: USB3.2 supported (0b == yes, 1b == no) 370 * <3> :: USB lanes supported (0b == one lane, 1b == two lanes) 371 * <2> :: Optically isolated active cable (0b == no, 1b == yes) 372 * <1> :: Reserved, Shall be set to zero 373 * <0> :: USB gen (0b == gen1, 1b == gen2+) 374 */ 375 /* U3/CLd Power*/ 376 #define ACAB2_U3_CLD_10MW_PLUS 0 377 #define ACAB2_U3_CLD_10MW 1 378 #define ACAB2_U3_CLD_5MW 2 379 #define ACAB2_U3_CLD_1MW 3 380 #define ACAB2_U3_CLD_500UW 4 381 #define ACAB2_U3_CLD_200UW 5 382 #define ACAB2_U3_CLD_50UW 6 383 384 /* Other Active Cable VDO 2 Fields */ 385 #define ACAB2_U3U0_DIRECT 0 386 #define ACAB2_U3U0_U3S 1 387 #define ACAB2_PHY_COPPER 0 388 #define ACAB2_PHY_OPTICAL 1 389 #define ACAB2_REDRIVER 0 390 #define ACAB2_RETIMER 1 391 #define ACAB2_USB4_SUPP 0 392 #define ACAB2_USB4_NOT_SUPP 1 393 #define ACAB2_USB2_SUPP 0 394 #define ACAB2_USB2_NOT_SUPP 1 395 #define ACAB2_USB32_SUPP 0 396 #define ACAB2_USB32_NOT_SUPP 1 397 #define ACAB2_LANES_ONE 0 398 #define ACAB2_LANES_TWO 1 399 #define ACAB2_OPT_ISO_NO 0 400 #define ACAB2_OPT_ISO_YES 1 401 #define ACAB2_GEN_1 0 402 #define ACAB2_GEN_2_PLUS 1 403 404 #define VDO_ACABLE2(mtemp, stemp, u3p, trans, phy, ele, u4, hops, u2, u32, lane, iso, gen) \ 405 (((mtemp) & 0xff) << 24 | ((stemp) & 0xff) << 16 | ((u3p) & 0x7) << 12 \ 406 | (trans) << 11 | (phy) << 10 | (ele) << 9 | (u4) << 8 \ 407 | ((hops) & 0x3) << 6 | (u2) << 5 | (u32) << 4 | (lane) << 3 \ 408 | (iso) << 2 | (gen)) 409 410 /* 411 * AMA VDO (PD Rev2.0) 412 * --------- 413 * <31:28> :: Cable HW version 414 * <27:24> :: Cable FW version 415 * <23:12> :: Reserved, Shall be set to zero 416 * <11> :: SSTX1 Directionality support (0b == fixed, 1b == cfgable) 417 * <10> :: SSTX2 Directionality support 418 * <9> :: SSRX1 Directionality support 419 * <8> :: SSRX2 Directionality support 420 * <7:5> :: Vconn power 421 * <4> :: Vconn power required 422 * <3> :: Vbus power required 423 * <2:0> :: USB SS Signaling support 424 */ 425 #define VDO_AMA(hw, fw, tx1d, tx2d, rx1d, rx2d, vcpwr, vcr, vbr, usbss) \ 426 (((hw) & 0x7) << 28 | ((fw) & 0x7) << 24 \ 427 | (tx1d) << 11 | (tx2d) << 10 | (rx1d) << 9 | (rx2d) << 8 \ 428 | ((vcpwr) & 0x7) << 5 | (vcr) << 4 | (vbr) << 3 \ 429 | ((usbss) & 0x7)) 430 431 #define PD_VDO_AMA_VCONN_REQ(vdo) (((vdo) >> 4) & 1) 432 #define PD_VDO_AMA_VBUS_REQ(vdo) (((vdo) >> 3) & 1) 433 434 #define AMA_USBSS_U2_ONLY 0 435 #define AMA_USBSS_U31_GEN1 1 436 #define AMA_USBSS_U31_GEN2 2 437 #define AMA_USBSS_BBONLY 3 438 439 /* 440 * VPD VDO 441 * --------- 442 * <31:28> :: HW version 443 * <27:24> :: FW version 444 * <23:21> :: VDO version 445 * <20:17> :: Reserved, Shall be set to zero 446 * <16:15> :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V) 447 * <14> :: Charge through current support (0b == 3A, 1b == 5A) 448 * <13> :: Reserved, Shall be set to zero 449 * <12:7> :: Vbus impedance 450 * <6:1> :: Ground impedance 451 * <0> :: Charge through support (0b == no, 1b == yes) 452 */ 453 #define VPD_VDO_VER1_0 0 454 #define VPD_MAX_VBUS_20V 0 455 #define VPD_MAX_VBUS_30V 1 456 #define VPD_MAX_VBUS_40V 2 457 #define VPD_MAX_VBUS_50V 3 458 #define VPDCT_CURR_3A 0 459 #define VPDCT_CURR_5A 1 460 #define VPDCT_NOT_SUPP 0 461 #define VPDCT_SUPP 1 462 463 #define VDO_VPD(hw, fw, ver, vbm, curr, vbi, gi, ct) \ 464 (((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21 \ 465 | ((vbm) & 0x3) << 15 | (curr) << 14 | ((vbi) & 0x3f) << 7 \ 466 | ((gi) & 0x3f) << 1 | (ct)) 467 468 #endif /* __DT_POWER_DELIVERY_H */ 469
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