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