1 /*	$NetBSD: pd.h,v 1.1.1.2 2021/11/07 16:49:57 jmcneill Exp $	*/
2 
3 /* SPDX-License-Identifier: GPL-2.0 */
4 #ifndef __DT_POWER_DELIVERY_H
5 #define __DT_POWER_DELIVERY_H
6 
7 /* Power delivery Power Data Object definitions */
8 #define PDO_TYPE_FIXED		0
9 #define PDO_TYPE_BATT		1
10 #define PDO_TYPE_VAR		2
11 #define PDO_TYPE_APDO		3
12 
13 #define PDO_TYPE_SHIFT		30
14 #define PDO_TYPE_MASK		0x3
15 
16 #define PDO_TYPE(t)	((t) << PDO_TYPE_SHIFT)
17 
18 #define PDO_VOLT_MASK		0x3ff
19 #define PDO_CURR_MASK		0x3ff
20 #define PDO_PWR_MASK		0x3ff
21 
22 #define PDO_FIXED_DUAL_ROLE	(1 << 29) /* Power role swap supported */
23 #define PDO_FIXED_SUSPEND	(1 << 28) /* USB Suspend supported (Source) */
24 #define PDO_FIXED_HIGHER_CAP	(1 << 28) /* Requires more than vSafe5V (Sink) */
25 #define PDO_FIXED_EXTPOWER	(1 << 27) /* Externally powered */
26 #define PDO_FIXED_USB_COMM	(1 << 26) /* USB communications capable */
27 #define PDO_FIXED_DATA_SWAP	(1 << 25) /* Data role swap supported */
28 #define PDO_FIXED_VOLT_SHIFT	10	/* 50mV units */
29 #define PDO_FIXED_CURR_SHIFT	0	/* 10mA units */
30 
31 #define PDO_FIXED_VOLT(mv)	((((mv) / 50) & PDO_VOLT_MASK) << PDO_FIXED_VOLT_SHIFT)
32 #define PDO_FIXED_CURR(ma)	((((ma) / 10) & PDO_CURR_MASK) << PDO_FIXED_CURR_SHIFT)
33 
34 #define PDO_FIXED(mv, ma, flags)			\
35 	(PDO_TYPE(PDO_TYPE_FIXED) | (flags) |		\
36 	 PDO_FIXED_VOLT(mv) | PDO_FIXED_CURR(ma))
37 
38 #define VSAFE5V 5000 /* mv units */
39 
40 #define PDO_BATT_MAX_VOLT_SHIFT	20	/* 50mV units */
41 #define PDO_BATT_MIN_VOLT_SHIFT	10	/* 50mV units */
42 #define PDO_BATT_MAX_PWR_SHIFT	0	/* 250mW units */
43 
44 #define PDO_BATT_MIN_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_BATT_MIN_VOLT_SHIFT)
45 #define PDO_BATT_MAX_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_BATT_MAX_VOLT_SHIFT)
46 #define PDO_BATT_MAX_POWER(mw) ((((mw) / 250) & PDO_PWR_MASK) << PDO_BATT_MAX_PWR_SHIFT)
47 
48 #define PDO_BATT(min_mv, max_mv, max_mw)			\
49 	(PDO_TYPE(PDO_TYPE_BATT) | PDO_BATT_MIN_VOLT(min_mv) |	\
50 	 PDO_BATT_MAX_VOLT(max_mv) | PDO_BATT_MAX_POWER(max_mw))
51 
52 #define PDO_VAR_MAX_VOLT_SHIFT	20	/* 50mV units */
53 #define PDO_VAR_MIN_VOLT_SHIFT	10	/* 50mV units */
54 #define PDO_VAR_MAX_CURR_SHIFT	0	/* 10mA units */
55 
56 #define PDO_VAR_MIN_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_VAR_MIN_VOLT_SHIFT)
57 #define PDO_VAR_MAX_VOLT(mv) ((((mv) / 50) & PDO_VOLT_MASK) << PDO_VAR_MAX_VOLT_SHIFT)
58 #define PDO_VAR_MAX_CURR(ma) ((((ma) / 10) & PDO_CURR_MASK) << PDO_VAR_MAX_CURR_SHIFT)
59 
60 #define PDO_VAR(min_mv, max_mv, max_ma)				\
61 	(PDO_TYPE(PDO_TYPE_VAR) | PDO_VAR_MIN_VOLT(min_mv) |	\
62 	 PDO_VAR_MAX_VOLT(max_mv) | PDO_VAR_MAX_CURR(max_ma))
63 
64 #define APDO_TYPE_PPS		0
65 
66 #define PDO_APDO_TYPE_SHIFT	28	/* Only valid value currently is 0x0 - PPS */
67 #define PDO_APDO_TYPE_MASK	0x3
68 
69 #define PDO_APDO_TYPE(t)	((t) << PDO_APDO_TYPE_SHIFT)
70 
71 #define PDO_PPS_APDO_MAX_VOLT_SHIFT	17	/* 100mV units */
72 #define PDO_PPS_APDO_MIN_VOLT_SHIFT	8	/* 100mV units */
73 #define PDO_PPS_APDO_MAX_CURR_SHIFT	0	/* 50mA units */
74 
75 #define PDO_PPS_APDO_VOLT_MASK	0xff
76 #define PDO_PPS_APDO_CURR_MASK	0x7f
77 
78 #define PDO_PPS_APDO_MIN_VOLT(mv)	\
79 	((((mv) / 100) & PDO_PPS_APDO_VOLT_MASK) << PDO_PPS_APDO_MIN_VOLT_SHIFT)
80 #define PDO_PPS_APDO_MAX_VOLT(mv)	\
81 	((((mv) / 100) & PDO_PPS_APDO_VOLT_MASK) << PDO_PPS_APDO_MAX_VOLT_SHIFT)
82 #define PDO_PPS_APDO_MAX_CURR(ma)	\
83 	((((ma) / 50) & PDO_PPS_APDO_CURR_MASK) << PDO_PPS_APDO_MAX_CURR_SHIFT)
84 
85 #define PDO_PPS_APDO(min_mv, max_mv, max_ma)					\
86 	(PDO_TYPE(PDO_TYPE_APDO) | PDO_APDO_TYPE(APDO_TYPE_PPS) |		\
87 	 PDO_PPS_APDO_MIN_VOLT(min_mv) | PDO_PPS_APDO_MAX_VOLT(max_mv) |	\
88 	 PDO_PPS_APDO_MAX_CURR(max_ma))
89 
90  /*
91   * Based on "Table 6-14 Fixed Supply PDO - Sink" of "USB Power Delivery Specification Revision 3.0,
92   * Version 1.2"
93   * Initial current capability of the new source when vSafe5V is applied.
94   */
95 #define FRS_DEFAULT_POWER      1
96 #define FRS_5V_1P5A            2
97 #define FRS_5V_3A              3
98 
99 /*
100  * SVDM Identity Header
101  * --------------------
102  * <31>     :: data capable as a USB host
103  * <30>     :: data capable as a USB device
104  * <29:27>  :: product type (UFP / Cable / VPD)
105  * <26>     :: modal operation supported (1b == yes)
106  * <25:23>  :: product type (DFP) (SVDM version 2.0+ only; set to zero in version 1.0)
107  * <22:21>  :: connector type (SVDM version 2.0+ only; set to zero in version 1.0)
108  * <20:16>  :: Reserved, Shall be set to zero
109  * <15:0>   :: USB-IF assigned VID for this cable vendor
110  */
111 
112 /* PD Rev2.0 definition */
113 #define IDH_PTYPE_UNDEF		0
114 
115 /* SOP Product Type (UFP) */
116 #define IDH_PTYPE_NOT_UFP       0
117 #define IDH_PTYPE_HUB           1
118 #define IDH_PTYPE_PERIPH        2
119 #define IDH_PTYPE_PSD           3
120 #define IDH_PTYPE_AMA           5
121 
122 /* SOP' Product Type (Cable Plug / VPD) */
123 #define IDH_PTYPE_NOT_CABLE     0
124 #define IDH_PTYPE_PCABLE        3
125 #define IDH_PTYPE_ACABLE        4
126 #define IDH_PTYPE_VPD           6
127 
128 /* SOP Product Type (DFP) */
129 #define IDH_PTYPE_NOT_DFP       0
130 #define IDH_PTYPE_DFP_HUB       1
131 #define IDH_PTYPE_DFP_HOST      2
132 #define IDH_PTYPE_DFP_PB        3
133 
134 #define VDO_IDH(usbh, usbd, ufp_cable, is_modal, dfp, conn, vid)                \
135 	((usbh) << 31 | (usbd) << 30 | ((ufp_cable) & 0x7) << 27                \
136 	 | (is_modal) << 26 | ((dfp) & 0x7) << 23 | ((conn) & 0x3) << 21        \
137 	 | ((vid) & 0xffff))
138 
139 /*
140  * Cert Stat VDO
141  * -------------
142  * <31:0>  : USB-IF assigned XID for this cable
143  */
144 #define VDO_CERT(xid)		((xid) & 0xffffffff)
145 
146 /*
147  * Product VDO
148  * -----------
149  * <31:16> : USB Product ID
150  * <15:0>  : USB bcdDevice
151  */
152 #define VDO_PRODUCT(pid, bcd)   (((pid) & 0xffff) << 16 | ((bcd) & 0xffff))
153 
154 /*
155  * UFP VDO (PD Revision 3.0+ only)
156  * --------
157  * <31:29> :: UFP VDO version
158  * <28>    :: Reserved
159  * <27:24> :: Device capability
160  * <23:22> :: Connector type (10b == receptacle, 11b == captive plug)
161  * <21:11> :: Reserved
162  * <10:8>  :: Vconn power (AMA only)
163  * <7>     :: Vconn required (AMA only, 0b == no, 1b == yes)
164  * <6>     :: Vbus required (AMA only, 0b == yes, 1b == no)
165  * <5:3>   :: Alternate modes
166  * <2:0>   :: USB highest speed
167  */
168 /* UFP VDO Version */
169 #define UFP_VDO_VER1_2		2
170 
171 /* Device Capability */
172 #define DEV_USB2_CAPABLE	(1 << 0)
173 #define DEV_USB2_BILLBOARD	(1 << 1)
174 #define DEV_USB3_CAPABLE	(1 << 2)
175 #define DEV_USB4_CAPABLE	(1 << 3)
176 
177 /* Connector Type */
178 #define UFP_RECEPTACLE		2
179 #define UFP_CAPTIVE		3
180 
181 /* Vconn Power (AMA only, set to AMA_VCONN_NOT_REQ if Vconn is not required) */
182 #define AMA_VCONN_PWR_1W	0
183 #define AMA_VCONN_PWR_1W5	1
184 #define AMA_VCONN_PWR_2W	2
185 #define AMA_VCONN_PWR_3W	3
186 #define AMA_VCONN_PWR_4W	4
187 #define AMA_VCONN_PWR_5W	5
188 #define AMA_VCONN_PWR_6W	6
189 
190 /* Vconn Required (AMA only) */
191 #define AMA_VCONN_NOT_REQ	0
192 #define AMA_VCONN_REQ		1
193 
194 /* Vbus Required (AMA only) */
195 #define AMA_VBUS_REQ		0
196 #define AMA_VBUS_NOT_REQ	1
197 
198 /* Alternate Modes */
199 #define UFP_ALTMODE_NOT_SUPP	0
200 #define UFP_ALTMODE_TBT3	(1 << 0)
201 #define UFP_ALTMODE_RECFG	(1 << 1)
202 #define UFP_ALTMODE_NO_RECFG	(1 << 2)
203 
204 /* USB Highest Speed */
205 #define UFP_USB2_ONLY		0
206 #define UFP_USB32_GEN1		1
207 #define UFP_USB32_4_GEN2	2
208 #define UFP_USB4_GEN3		3
209 
210 #define VDO_UFP(ver, cap, conn, vcpwr, vcr, vbr, alt, spd)			\
211 	(((ver) & 0x7) << 29 | ((cap) & 0xf) << 24 | ((conn) & 0x3) << 22	\
212 	 | ((vcpwr) & 0x7) << 8 | (vcr) << 7 | (vbr) << 6 | ((alt) & 0x7) << 3	\
213 	 | ((spd) & 0x7))
214 
215 /*
216  * DFP VDO (PD Revision 3.0+ only)
217  * --------
218  * <31:29> :: DFP VDO version
219  * <28:27> :: Reserved
220  * <26:24> :: Host capability
221  * <23:22> :: Connector type (10b == receptacle, 11b == captive plug)
222  * <21:5>  :: Reserved
223  * <4:0>   :: Port number
224  */
225 #define DFP_VDO_VER1_1		1
226 #define HOST_USB2_CAPABLE	(1 << 0)
227 #define HOST_USB3_CAPABLE	(1 << 1)
228 #define HOST_USB4_CAPABLE	(1 << 2)
229 #define DFP_RECEPTACLE		2
230 #define DFP_CAPTIVE		3
231 
232 #define VDO_DFP(ver, cap, conn, pnum)						\
233 	(((ver) & 0x7) << 29 | ((cap) & 0x7) << 24 | ((conn) & 0x3) << 22	\
234 	 | ((pnum) & 0x1f))
235 
236 /*
237  * Cable VDO (for both Passive and Active Cable VDO in PD Rev2.0)
238  * ---------
239  * <31:28> :: Cable HW version
240  * <27:24> :: Cable FW version
241  * <23:20> :: Reserved, Shall be set to zero
242  * <19:18> :: type-C to Type-A/B/C/Captive (00b == A, 01 == B, 10 == C, 11 == Captive)
243  * <17>    :: Reserved, Shall be set to zero
244  * <16:13> :: cable latency (0001 == <10ns(~1m length))
245  * <12:11> :: cable termination type (11b == both ends active VCONN req)
246  * <10>    :: SSTX1 Directionality support (0b == fixed, 1b == cfgable)
247  * <9>     :: SSTX2 Directionality support
248  * <8>     :: SSRX1 Directionality support
249  * <7>     :: SSRX2 Directionality support
250  * <6:5>   :: Vbus current handling capability (01b == 3A, 10b == 5A)
251  * <4>     :: Vbus through cable (0b == no, 1b == yes)
252  * <3>     :: SOP" controller present? (0b == no, 1b == yes)
253  * <2:0>   :: USB SS Signaling support
254  *
255  * Passive Cable VDO (PD Rev3.0+)
256  * ---------
257  * <31:28> :: Cable HW version
258  * <27:24> :: Cable FW version
259  * <23:21> :: VDO version
260  * <20>    :: Reserved, Shall be set to zero
261  * <19:18> :: Type-C to Type-C/Captive (10b == C, 11b == Captive)
262  * <17>    :: Reserved, Shall be set to zero
263  * <16:13> :: cable latency (0001 == <10ns(~1m length))
264  * <12:11> :: cable termination type (10b == Vconn not req, 01b == Vconn req)
265  * <10:9>  :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
266  * <8:7>   :: Reserved, Shall be set to zero
267  * <6:5>   :: Vbus current handling capability (01b == 3A, 10b == 5A)
268  * <4:3>   :: Reserved, Shall be set to zero
269  * <2:0>   :: USB highest speed
270  *
271  * Active Cable VDO 1 (PD Rev3.0+)
272  * ---------
273  * <31:28> :: Cable HW version
274  * <27:24> :: Cable FW version
275  * <23:21> :: VDO version
276  * <20>    :: Reserved, Shall be set to zero
277  * <19:18> :: Connector type (10b == C, 11b == Captive)
278  * <17>    :: Reserved, Shall be set to zero
279  * <16:13> :: cable latency (0001 == <10ns(~1m length))
280  * <12:11> :: cable termination type (10b == one end active, 11b == both ends active VCONN req)
281  * <10:9>  :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
282  * <8>     :: SBU supported (0b == supported, 1b == not supported)
283  * <7>     :: SBU type (0b == passive, 1b == active)
284  * <6:5>   :: Vbus current handling capability (01b == 3A, 10b == 5A)
285  * <4>     :: Vbus through cable (0b == no, 1b == yes)
286  * <3>     :: SOP" controller present? (0b == no, 1b == yes)
287  * <2:0>   :: USB highest speed
288  */
289 /* Cable VDO Version */
290 #define CABLE_VDO_VER1_0	0
291 #define CABLE_VDO_VER1_3	3
292 
293 /* Connector Type (_ATYPE and _BTYPE are for PD Rev2.0 only) */
294 #define CABLE_ATYPE		0
295 #define CABLE_BTYPE		1
296 #define CABLE_CTYPE		2
297 #define CABLE_CAPTIVE		3
298 
299 /* Cable Latency */
300 #define CABLE_LATENCY_1M	1
301 #define CABLE_LATENCY_2M	2
302 #define CABLE_LATENCY_3M	3
303 #define CABLE_LATENCY_4M	4
304 #define CABLE_LATENCY_5M	5
305 #define CABLE_LATENCY_6M	6
306 #define CABLE_LATENCY_7M	7
307 #define CABLE_LATENCY_7M_PLUS	8
308 
309 /* Cable Termination Type */
310 #define PCABLE_VCONN_NOT_REQ	0
311 #define PCABLE_VCONN_REQ	1
312 #define ACABLE_ONE_END		2
313 #define ACABLE_BOTH_END		3
314 
315 /* Maximum Vbus Voltage */
316 #define CABLE_MAX_VBUS_20V	0
317 #define CABLE_MAX_VBUS_30V	1
318 #define CABLE_MAX_VBUS_40V	2
319 #define CABLE_MAX_VBUS_50V	3
320 
321 /* Active Cable SBU Supported/Type */
322 #define ACABLE_SBU_SUPP		0
323 #define ACABLE_SBU_NOT_SUPP	1
324 #define ACABLE_SBU_PASSIVE	0
325 #define ACABLE_SBU_ACTIVE	1
326 
327 /* Vbus Current Handling Capability */
328 #define CABLE_CURR_DEF		0
329 #define CABLE_CURR_3A		1
330 #define CABLE_CURR_5A		2
331 
332 /* USB SuperSpeed Signaling Support (PD Rev2.0) */
333 #define CABLE_USBSS_U2_ONLY	0
334 #define CABLE_USBSS_U31_GEN1	1
335 #define CABLE_USBSS_U31_GEN2	2
336 
337 /* USB Highest Speed */
338 #define CABLE_USB2_ONLY		0
339 #define CABLE_USB32_GEN1	1
340 #define CABLE_USB32_4_GEN2	2
341 #define CABLE_USB4_GEN3		3
342 
343 #define VDO_CABLE(hw, fw, cbl, lat, term, tx1d, tx2d, rx1d, rx2d, cur, vps, sopp, usbss) \
344 	(((hw) & 0x7) << 28 | ((fw) & 0x7) << 24 | ((cbl) & 0x3) << 18		\
345 	 | ((lat) & 0x7) << 13 | ((term) & 0x3) << 11 | (tx1d) << 10		\
346 	 | (tx2d) << 9 | (rx1d) << 8 | (rx2d) << 7 | ((cur) & 0x3) << 5		\
347 	 | (vps) << 4 | (sopp) << 3 | ((usbss) & 0x7))
348 #define VDO_PCABLE(hw, fw, ver, conn, lat, term, vbm, cur, spd)			\
349 	(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21		\
350 	 | ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11	\
351 	 | ((vbm) & 0x3) << 9 | ((cur) & 0x3) << 5 | ((spd) & 0x7))
352 #define VDO_ACABLE1(hw, fw, ver, conn, lat, term, vbm, sbu, sbut, cur, vbt, sopp, spd) \
353 	(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21		\
354 	 | ((conn) & 0x3) << 18	| ((lat) & 0xf) << 13 | ((term) & 0x3) << 11	\
355 	 | ((vbm) & 0x3) << 9 | (sbu) << 8 | (sbut) << 7 | ((cur) & 0x3) << 5	\
356 	 | (vbt) << 4 | (sopp) << 3 | ((spd) & 0x7))
357 
358 /*
359  * Active Cable VDO 2
360  * ---------
361  * <31:24> :: Maximum operating temperature
362  * <23:16> :: Shutdown temperature
363  * <15>    :: Reserved, Shall be set to zero
364  * <14:12> :: U3/CLd power
365  * <11>    :: U3 to U0 transition mode (0b == direct, 1b == through U3S)
366  * <10>    :: Physical connection (0b == copper, 1b == optical)
367  * <9>     :: Active element (0b == redriver, 1b == retimer)
368  * <8>     :: USB4 supported (0b == yes, 1b == no)
369  * <7:6>   :: USB2 hub hops consumed
370  * <5>     :: USB2 supported (0b == yes, 1b == no)
371  * <4>     :: USB3.2 supported (0b == yes, 1b == no)
372  * <3>     :: USB lanes supported (0b == one lane, 1b == two lanes)
373  * <2>     :: Optically isolated active cable (0b == no, 1b == yes)
374  * <1>     :: Reserved, Shall be set to zero
375  * <0>     :: USB gen (0b == gen1, 1b == gen2+)
376  */
377 /* U3/CLd Power*/
378 #define ACAB2_U3_CLD_10MW_PLUS	0
379 #define ACAB2_U3_CLD_10MW	1
380 #define ACAB2_U3_CLD_5MW	2
381 #define ACAB2_U3_CLD_1MW	3
382 #define ACAB2_U3_CLD_500UW	4
383 #define ACAB2_U3_CLD_200UW	5
384 #define ACAB2_U3_CLD_50UW	6
385 
386 /* Other Active Cable VDO 2 Fields */
387 #define ACAB2_U3U0_DIRECT	0
388 #define ACAB2_U3U0_U3S		1
389 #define ACAB2_PHY_COPPER	0
390 #define ACAB2_PHY_OPTICAL	1
391 #define ACAB2_REDRIVER		0
392 #define ACAB2_RETIMER		1
393 #define ACAB2_USB4_SUPP		0
394 #define ACAB2_USB4_NOT_SUPP	1
395 #define ACAB2_USB2_SUPP		0
396 #define ACAB2_USB2_NOT_SUPP	1
397 #define ACAB2_USB32_SUPP	0
398 #define ACAB2_USB32_NOT_SUPP	1
399 #define ACAB2_LANES_ONE		0
400 #define ACAB2_LANES_TWO		1
401 #define ACAB2_OPT_ISO_NO	0
402 #define ACAB2_OPT_ISO_YES	1
403 #define ACAB2_GEN_1		0
404 #define ACAB2_GEN_2_PLUS	1
405 
406 #define VDO_ACABLE2(mtemp, stemp, u3p, trans, phy, ele, u4, hops, u2, u32, lane, iso, gen)	\
407 	(((mtemp) & 0xff) << 24 | ((stemp) & 0xff) << 16 | ((u3p) & 0x7) << 12	\
408 	 | (trans) << 11 | (phy) << 10 | (ele) << 9 | (u4) << 8			\
409 	 | ((hops) & 0x3) << 6 | (u2) << 5 | (u32) << 4 | (lane) << 3		\
410 	 | (iso) << 2 | (gen))
411 
412 /*
413  * AMA VDO (PD Rev2.0)
414  * ---------
415  * <31:28> :: Cable HW version
416  * <27:24> :: Cable FW version
417  * <23:12> :: Reserved, Shall be set to zero
418  * <11>    :: SSTX1 Directionality support (0b == fixed, 1b == cfgable)
419  * <10>    :: SSTX2 Directionality support
420  * <9>     :: SSRX1 Directionality support
421  * <8>     :: SSRX2 Directionality support
422  * <7:5>   :: Vconn power
423  * <4>     :: Vconn power required
424  * <3>     :: Vbus power required
425  * <2:0>   :: USB SS Signaling support
426  */
427 #define VDO_AMA(hw, fw, tx1d, tx2d, rx1d, rx2d, vcpwr, vcr, vbr, usbss) \
428 	(((hw) & 0x7) << 28 | ((fw) & 0x7) << 24			\
429 	 | (tx1d) << 11 | (tx2d) << 10 | (rx1d) << 9 | (rx2d) << 8	\
430 	 | ((vcpwr) & 0x7) << 5 | (vcr) << 4 | (vbr) << 3		\
431 	 | ((usbss) & 0x7))
432 
433 #define PD_VDO_AMA_VCONN_REQ(vdo)	(((vdo) >> 4) & 1)
434 #define PD_VDO_AMA_VBUS_REQ(vdo)	(((vdo) >> 3) & 1)
435 
436 #define AMA_USBSS_U2_ONLY	0
437 #define AMA_USBSS_U31_GEN1	1
438 #define AMA_USBSS_U31_GEN2	2
439 #define AMA_USBSS_BBONLY	3
440 
441 /*
442  * VPD VDO
443  * ---------
444  * <31:28> :: HW version
445  * <27:24> :: FW version
446  * <23:21> :: VDO version
447  * <20:17> :: Reserved, Shall be set to zero
448  * <16:15> :: Maximum Vbus voltage (00b == 20V, 01b == 30V, 10b == 40V, 11b == 50V)
449  * <14>    :: Charge through current support (0b == 3A, 1b == 5A)
450  * <13>    :: Reserved, Shall be set to zero
451  * <12:7>  :: Vbus impedance
452  * <6:1>   :: Ground impedance
453  * <0>     :: Charge through support (0b == no, 1b == yes)
454  */
455 #define VPD_VDO_VER1_0		0
456 #define VPD_MAX_VBUS_20V	0
457 #define VPD_MAX_VBUS_30V	1
458 #define VPD_MAX_VBUS_40V	2
459 #define VPD_MAX_VBUS_50V	3
460 #define VPDCT_CURR_3A		0
461 #define VPDCT_CURR_5A		1
462 #define VPDCT_NOT_SUPP		0
463 #define VPDCT_SUPP		1
464 
465 #define VDO_VPD(hw, fw, ver, vbm, curr, vbi, gi, ct)			\
466 	(((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21	\
467 	 | ((vbm) & 0x3) << 15 | (curr) << 14 | ((vbi) & 0x3f) << 7	\
468 	 | ((gi) & 0x3f) << 1 | (ct))
469 
470 #endif /* __DT_POWER_DELIVERY_H */
471