1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* |
3 | * M66592 UDC (USB gadget) |
4 | * |
5 | * Copyright (C) 2006-2007 Renesas Solutions Corp. |
6 | * |
7 | * Author : Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> |
8 | */ |
9 | |
10 | #ifndef __M66592_UDC_H__ |
11 | #define __M66592_UDC_H__ |
12 | |
13 | #include <linux/clk.h> |
14 | #include <linux/usb/m66592.h> |
15 | |
16 | #define M66592_SYSCFG 0x00 |
17 | #define M66592_XTAL 0xC000 /* b15-14: Crystal selection */ |
18 | #define M66592_XTAL48 0x8000 /* 48MHz */ |
19 | #define M66592_XTAL24 0x4000 /* 24MHz */ |
20 | #define M66592_XTAL12 0x0000 /* 12MHz */ |
21 | #define M66592_XCKE 0x2000 /* b13: External clock enable */ |
22 | #define M66592_RCKE 0x1000 /* b12: Register clock enable */ |
23 | #define M66592_PLLC 0x0800 /* b11: PLL control */ |
24 | #define M66592_SCKE 0x0400 /* b10: USB clock enable */ |
25 | #define M66592_ATCKM 0x0100 /* b8: Automatic clock supply */ |
26 | #define M66592_HSE 0x0080 /* b7: Hi-speed enable */ |
27 | #define M66592_DCFM 0x0040 /* b6: Controller function select */ |
28 | #define M66592_DMRPD 0x0020 /* b5: D- pull down control */ |
29 | #define M66592_DPRPU 0x0010 /* b4: D+ pull up control */ |
30 | #define M66592_FSRPC 0x0004 /* b2: Full-speed receiver enable */ |
31 | #define M66592_PCUT 0x0002 /* b1: Low power sleep enable */ |
32 | #define M66592_USBE 0x0001 /* b0: USB module operation enable */ |
33 | |
34 | #define M66592_SYSSTS 0x02 |
35 | #define M66592_LNST 0x0003 /* b1-0: D+, D- line status */ |
36 | #define M66592_SE1 0x0003 /* SE1 */ |
37 | #define M66592_KSTS 0x0002 /* K State */ |
38 | #define M66592_JSTS 0x0001 /* J State */ |
39 | #define M66592_SE0 0x0000 /* SE0 */ |
40 | |
41 | #define M66592_DVSTCTR 0x04 |
42 | #define M66592_WKUP 0x0100 /* b8: Remote wakeup */ |
43 | #define M66592_RWUPE 0x0080 /* b7: Remote wakeup sense */ |
44 | #define M66592_USBRST 0x0040 /* b6: USB reset enable */ |
45 | #define M66592_RESUME 0x0020 /* b5: Resume enable */ |
46 | #define M66592_UACT 0x0010 /* b4: USB bus enable */ |
47 | #define M66592_RHST 0x0003 /* b1-0: Reset handshake status */ |
48 | #define M66592_HSMODE 0x0003 /* Hi-Speed mode */ |
49 | #define M66592_FSMODE 0x0002 /* Full-Speed mode */ |
50 | #define M66592_HSPROC 0x0001 /* HS handshake is processing */ |
51 | |
52 | #define M66592_TESTMODE 0x06 |
53 | #define M66592_UTST 0x000F /* b4-0: Test select */ |
54 | #define M66592_H_TST_PACKET 0x000C /* HOST TEST Packet */ |
55 | #define M66592_H_TST_SE0_NAK 0x000B /* HOST TEST SE0 NAK */ |
56 | #define M66592_H_TST_K 0x000A /* HOST TEST K */ |
57 | #define M66592_H_TST_J 0x0009 /* HOST TEST J */ |
58 | #define M66592_H_TST_NORMAL 0x0000 /* HOST Normal Mode */ |
59 | #define M66592_P_TST_PACKET 0x0004 /* PERI TEST Packet */ |
60 | #define M66592_P_TST_SE0_NAK 0x0003 /* PERI TEST SE0 NAK */ |
61 | #define M66592_P_TST_K 0x0002 /* PERI TEST K */ |
62 | #define M66592_P_TST_J 0x0001 /* PERI TEST J */ |
63 | #define M66592_P_TST_NORMAL 0x0000 /* PERI Normal Mode */ |
64 | |
65 | /* built-in registers */ |
66 | #define M66592_CFBCFG 0x0A |
67 | #define M66592_D0FBCFG 0x0C |
68 | #define M66592_LITTLE 0x0100 /* b8: Little endian mode */ |
69 | /* external chip case */ |
70 | #define M66592_PINCFG 0x0A |
71 | #define M66592_LDRV 0x8000 /* b15: Drive Current Adjust */ |
72 | #define M66592_BIGEND 0x0100 /* b8: Big endian mode */ |
73 | |
74 | #define M66592_DMA0CFG 0x0C |
75 | #define M66592_DMA1CFG 0x0E |
76 | #define M66592_DREQA 0x4000 /* b14: Dreq active select */ |
77 | #define M66592_BURST 0x2000 /* b13: Burst mode */ |
78 | #define M66592_DACKA 0x0400 /* b10: Dack active select */ |
79 | #define M66592_DFORM 0x0380 /* b9-7: DMA mode select */ |
80 | #define M66592_CPU_ADR_RD_WR 0x0000 /* Address + RD/WR mode (CPU bus) */ |
81 | #define M66592_CPU_DACK_RD_WR 0x0100 /* DACK + RD/WR mode (CPU bus) */ |
82 | #define M66592_CPU_DACK_ONLY 0x0180 /* DACK only mode (CPU bus) */ |
83 | #define M66592_SPLIT_DACK_ONLY 0x0200 /* DACK only mode (SPLIT bus) */ |
84 | #define M66592_SPLIT_DACK_DSTB 0x0300 /* DACK + DSTB0 mode (SPLIT bus) */ |
85 | #define M66592_DENDA 0x0040 /* b6: Dend active select */ |
86 | #define M66592_PKTM 0x0020 /* b5: Packet mode */ |
87 | #define M66592_DENDE 0x0010 /* b4: Dend enable */ |
88 | #define M66592_OBUS 0x0004 /* b2: OUTbus mode */ |
89 | |
90 | /* common case */ |
91 | #define M66592_CFIFO 0x10 |
92 | #define M66592_D0FIFO 0x14 |
93 | #define M66592_D1FIFO 0x18 |
94 | |
95 | #define M66592_CFIFOSEL 0x1E |
96 | #define M66592_D0FIFOSEL 0x24 |
97 | #define M66592_D1FIFOSEL 0x2A |
98 | #define M66592_RCNT 0x8000 /* b15: Read count mode */ |
99 | #define M66592_REW 0x4000 /* b14: Buffer rewind */ |
100 | #define M66592_DCLRM 0x2000 /* b13: DMA buffer clear mode */ |
101 | #define M66592_DREQE 0x1000 /* b12: DREQ output enable */ |
102 | #define M66592_MBW_8 0x0000 /* 8bit */ |
103 | #define M66592_MBW_16 0x0400 /* 16bit */ |
104 | #define M66592_MBW_32 0x0800 /* 32bit */ |
105 | #define M66592_TRENB 0x0200 /* b9: Transaction counter enable */ |
106 | #define M66592_TRCLR 0x0100 /* b8: Transaction counter clear */ |
107 | #define M66592_DEZPM 0x0080 /* b7: Zero-length packet mode */ |
108 | #define M66592_ISEL 0x0020 /* b5: DCP FIFO port direction select */ |
109 | #define M66592_CURPIPE 0x0007 /* b2-0: PIPE select */ |
110 | |
111 | #define M66592_CFIFOCTR 0x20 |
112 | #define M66592_D0FIFOCTR 0x26 |
113 | #define M66592_D1FIFOCTR 0x2c |
114 | #define M66592_BVAL 0x8000 /* b15: Buffer valid flag */ |
115 | #define M66592_BCLR 0x4000 /* b14: Buffer clear */ |
116 | #define M66592_FRDY 0x2000 /* b13: FIFO ready */ |
117 | #define M66592_DTLN 0x0FFF /* b11-0: FIFO received data length */ |
118 | |
119 | #define M66592_CFIFOSIE 0x22 |
120 | #define M66592_TGL 0x8000 /* b15: Buffer toggle */ |
121 | #define M66592_SCLR 0x4000 /* b14: Buffer clear */ |
122 | #define M66592_SBUSY 0x2000 /* b13: SIE_FIFO busy */ |
123 | |
124 | #define M66592_D0FIFOTRN 0x28 |
125 | #define M66592_D1FIFOTRN 0x2E |
126 | #define M66592_TRNCNT 0xFFFF /* b15-0: Transaction counter */ |
127 | |
128 | #define M66592_INTENB0 0x30 |
129 | #define M66592_VBSE 0x8000 /* b15: VBUS interrupt */ |
130 | #define M66592_RSME 0x4000 /* b14: Resume interrupt */ |
131 | #define M66592_SOFE 0x2000 /* b13: Frame update interrupt */ |
132 | #define M66592_DVSE 0x1000 /* b12: Device state transition interrupt */ |
133 | #define M66592_CTRE 0x0800 /* b11: Control transfer stage transition irq */ |
134 | #define M66592_BEMPE 0x0400 /* b10: Buffer empty interrupt */ |
135 | #define M66592_NRDYE 0x0200 /* b9: Buffer not ready interrupt */ |
136 | #define M66592_BRDYE 0x0100 /* b8: Buffer ready interrupt */ |
137 | #define M66592_URST 0x0080 /* b7: USB reset detected interrupt */ |
138 | #define M66592_SADR 0x0040 /* b6: Set address executed interrupt */ |
139 | #define M66592_SCFG 0x0020 /* b5: Set configuration executed interrupt */ |
140 | #define M66592_SUSP 0x0010 /* b4: Suspend detected interrupt */ |
141 | #define M66592_WDST 0x0008 /* b3: Control write data stage completed irq */ |
142 | #define M66592_RDST 0x0004 /* b2: Control read data stage completed irq */ |
143 | #define M66592_CMPL 0x0002 /* b1: Control transfer complete interrupt */ |
144 | #define M66592_SERR 0x0001 /* b0: Sequence error interrupt */ |
145 | |
146 | #define M66592_INTENB1 0x32 |
147 | #define M66592_BCHGE 0x4000 /* b14: USB us chenge interrupt */ |
148 | #define M66592_DTCHE 0x1000 /* b12: Detach sense interrupt */ |
149 | #define M66592_SIGNE 0x0020 /* b5: SETUP IGNORE interrupt */ |
150 | #define M66592_SACKE 0x0010 /* b4: SETUP ACK interrupt */ |
151 | #define M66592_BRDYM 0x0004 /* b2: BRDY clear timing */ |
152 | #define M66592_INTL 0x0002 /* b1: Interrupt sense select */ |
153 | #define M66592_PCSE 0x0001 /* b0: PCUT enable by CS assert */ |
154 | |
155 | #define M66592_BRDYENB 0x36 |
156 | #define M66592_BRDYSTS 0x46 |
157 | #define M66592_BRDY7 0x0080 /* b7: PIPE7 */ |
158 | #define M66592_BRDY6 0x0040 /* b6: PIPE6 */ |
159 | #define M66592_BRDY5 0x0020 /* b5: PIPE5 */ |
160 | #define M66592_BRDY4 0x0010 /* b4: PIPE4 */ |
161 | #define M66592_BRDY3 0x0008 /* b3: PIPE3 */ |
162 | #define M66592_BRDY2 0x0004 /* b2: PIPE2 */ |
163 | #define M66592_BRDY1 0x0002 /* b1: PIPE1 */ |
164 | #define M66592_BRDY0 0x0001 /* b1: PIPE0 */ |
165 | |
166 | #define M66592_NRDYENB 0x38 |
167 | #define M66592_NRDYSTS 0x48 |
168 | #define M66592_NRDY7 0x0080 /* b7: PIPE7 */ |
169 | #define M66592_NRDY6 0x0040 /* b6: PIPE6 */ |
170 | #define M66592_NRDY5 0x0020 /* b5: PIPE5 */ |
171 | #define M66592_NRDY4 0x0010 /* b4: PIPE4 */ |
172 | #define M66592_NRDY3 0x0008 /* b3: PIPE3 */ |
173 | #define M66592_NRDY2 0x0004 /* b2: PIPE2 */ |
174 | #define M66592_NRDY1 0x0002 /* b1: PIPE1 */ |
175 | #define M66592_NRDY0 0x0001 /* b1: PIPE0 */ |
176 | |
177 | #define M66592_BEMPENB 0x3A |
178 | #define M66592_BEMPSTS 0x4A |
179 | #define M66592_BEMP7 0x0080 /* b7: PIPE7 */ |
180 | #define M66592_BEMP6 0x0040 /* b6: PIPE6 */ |
181 | #define M66592_BEMP5 0x0020 /* b5: PIPE5 */ |
182 | #define M66592_BEMP4 0x0010 /* b4: PIPE4 */ |
183 | #define M66592_BEMP3 0x0008 /* b3: PIPE3 */ |
184 | #define M66592_BEMP2 0x0004 /* b2: PIPE2 */ |
185 | #define M66592_BEMP1 0x0002 /* b1: PIPE1 */ |
186 | #define M66592_BEMP0 0x0001 /* b0: PIPE0 */ |
187 | |
188 | #define M66592_SOFCFG 0x3C |
189 | #define M66592_SOFM 0x000C /* b3-2: SOF palse mode */ |
190 | #define M66592_SOF_125US 0x0008 /* SOF OUT 125us uFrame Signal */ |
191 | #define M66592_SOF_1MS 0x0004 /* SOF OUT 1ms Frame Signal */ |
192 | #define M66592_SOF_DISABLE 0x0000 /* SOF OUT Disable */ |
193 | |
194 | #define M66592_INTSTS0 0x40 |
195 | #define M66592_VBINT 0x8000 /* b15: VBUS interrupt */ |
196 | #define M66592_RESM 0x4000 /* b14: Resume interrupt */ |
197 | #define M66592_SOFR 0x2000 /* b13: SOF frame update interrupt */ |
198 | #define M66592_DVST 0x1000 /* b12: Device state transition */ |
199 | #define M66592_CTRT 0x0800 /* b11: Control stage transition */ |
200 | #define M66592_BEMP 0x0400 /* b10: Buffer empty interrupt */ |
201 | #define M66592_NRDY 0x0200 /* b9: Buffer not ready interrupt */ |
202 | #define M66592_BRDY 0x0100 /* b8: Buffer ready interrupt */ |
203 | #define M66592_VBSTS 0x0080 /* b7: VBUS input port */ |
204 | #define M66592_DVSQ 0x0070 /* b6-4: Device state */ |
205 | #define M66592_DS_SPD_CNFG 0x0070 /* Suspend Configured */ |
206 | #define M66592_DS_SPD_ADDR 0x0060 /* Suspend Address */ |
207 | #define M66592_DS_SPD_DFLT 0x0050 /* Suspend Default */ |
208 | #define M66592_DS_SPD_POWR 0x0040 /* Suspend Powered */ |
209 | #define M66592_DS_SUSP 0x0040 /* Suspend */ |
210 | #define M66592_DS_CNFG 0x0030 /* Configured */ |
211 | #define M66592_DS_ADDS 0x0020 /* Address */ |
212 | #define M66592_DS_DFLT 0x0010 /* Default */ |
213 | #define M66592_DS_POWR 0x0000 /* Powered */ |
214 | #define M66592_DVSQS 0x0030 /* b5-4: Device state */ |
215 | #define M66592_VALID 0x0008 /* b3: Setup packet detected flag */ |
216 | #define M66592_CTSQ 0x0007 /* b2-0: Control transfer stage */ |
217 | #define M66592_CS_SQER 0x0006 /* Sequence error */ |
218 | #define M66592_CS_WRND 0x0005 /* Control write nodata status */ |
219 | #define 0x0004 /* Control write status stage */ |
220 | #define M66592_CS_WRDS 0x0003 /* Control write data stage */ |
221 | #define M66592_CS_RDSS 0x0002 /* Control read status stage */ |
222 | #define M66592_CS_RDDS 0x0001 /* Control read data stage */ |
223 | #define M66592_CS_IDST 0x0000 /* Idle or setup stage */ |
224 | |
225 | #define M66592_INTSTS1 0x42 |
226 | #define M66592_BCHG 0x4000 /* b14: USB bus chenge interrupt */ |
227 | #define M66592_DTCH 0x1000 /* b12: Detach sense interrupt */ |
228 | #define M66592_SIGN 0x0020 /* b5: SETUP IGNORE interrupt */ |
229 | #define M66592_SACK 0x0010 /* b4: SETUP ACK interrupt */ |
230 | |
231 | #define M66592_FRMNUM 0x4C |
232 | #define M66592_OVRN 0x8000 /* b15: Overrun error */ |
233 | #define M66592_CRCE 0x4000 /* b14: Received data error */ |
234 | #define M66592_SOFRM 0x0800 /* b11: SOF output mode */ |
235 | #define M66592_FRNM 0x07FF /* b10-0: Frame number */ |
236 | |
237 | #define M66592_UFRMNUM 0x4E |
238 | #define M66592_UFRNM 0x0007 /* b2-0: Micro frame number */ |
239 | |
240 | #define M66592_RECOVER 0x50 |
241 | #define M66592_STSRECOV 0x0700 /* Status recovery */ |
242 | #define M66592_STSR_HI 0x0400 /* FULL(0) or HI(1) Speed */ |
243 | #define M66592_STSR_DEFAULT 0x0100 /* Default state */ |
244 | #define M66592_STSR_ADDRESS 0x0200 /* Address state */ |
245 | #define M66592_STSR_CONFIG 0x0300 /* Configured state */ |
246 | #define M66592_USBADDR 0x007F /* b6-0: USB address */ |
247 | |
248 | #define M66592_USBREQ 0x54 |
249 | #define M66592_bRequest 0xFF00 /* b15-8: bRequest */ |
250 | #define M66592_GET_STATUS 0x0000 |
251 | #define M66592_CLEAR_FEATURE 0x0100 |
252 | #define M66592_ReqRESERVED 0x0200 |
253 | #define M66592_SET_FEATURE 0x0300 |
254 | #define M66592_ReqRESERVED1 0x0400 |
255 | #define M66592_SET_ADDRESS 0x0500 |
256 | #define M66592_GET_DESCRIPTOR 0x0600 |
257 | #define M66592_SET_DESCRIPTOR 0x0700 |
258 | #define M66592_GET_CONFIGURATION 0x0800 |
259 | #define M66592_SET_CONFIGURATION 0x0900 |
260 | #define M66592_GET_INTERFACE 0x0A00 |
261 | #define M66592_SET_INTERFACE 0x0B00 |
262 | #define M66592_SYNCH_FRAME 0x0C00 |
263 | #define M66592_bmRequestType 0x00FF /* b7-0: bmRequestType */ |
264 | #define M66592_bmRequestTypeDir 0x0080 /* b7 : Data direction */ |
265 | #define M66592_HOST_TO_DEVICE 0x0000 |
266 | #define M66592_DEVICE_TO_HOST 0x0080 |
267 | #define M66592_bmRequestTypeType 0x0060 /* b6-5: Type */ |
268 | #define M66592_STANDARD 0x0000 |
269 | #define M66592_CLASS 0x0020 |
270 | #define M66592_VENDOR 0x0040 |
271 | #define M66592_bmRequestTypeRecip 0x001F /* b4-0: Recipient */ |
272 | #define M66592_DEVICE 0x0000 |
273 | #define M66592_INTERFACE 0x0001 |
274 | #define M66592_ENDPOINT 0x0002 |
275 | |
276 | #define M66592_USBVAL 0x56 |
277 | #define M66592_wValue 0xFFFF /* b15-0: wValue */ |
278 | /* Standard Feature Selector */ |
279 | #define M66592_ENDPOINT_HALT 0x0000 |
280 | #define M66592_DEVICE_REMOTE_WAKEUP 0x0001 |
281 | #define M66592_TEST_MODE 0x0002 |
282 | /* Descriptor Types */ |
283 | #define M66592_DT_TYPE 0xFF00 |
284 | #define M66592_GET_DT_TYPE(v) (((v) & DT_TYPE) >> 8) |
285 | #define M66592_DT_DEVICE 0x01 |
286 | #define M66592_DT_CONFIGURATION 0x02 |
287 | #define M66592_DT_STRING 0x03 |
288 | #define M66592_DT_INTERFACE 0x04 |
289 | #define M66592_DT_ENDPOINT 0x05 |
290 | #define M66592_DT_DEVICE_QUALIFIER 0x06 |
291 | #define M66592_DT_OTHER_SPEED_CONFIGURATION 0x07 |
292 | #define M66592_DT_INTERFACE_POWER 0x08 |
293 | #define M66592_DT_INDEX 0x00FF |
294 | #define M66592_CONF_NUM 0x00FF |
295 | #define M66592_ALT_SET 0x00FF |
296 | |
297 | #define M66592_USBINDEX 0x58 |
298 | #define M66592_wIndex 0xFFFF /* b15-0: wIndex */ |
299 | #define M66592_TEST_SELECT 0xFF00 /* b15-b8: Test Mode */ |
300 | #define M66592_TEST_J 0x0100 /* Test_J */ |
301 | #define M66592_TEST_K 0x0200 /* Test_K */ |
302 | #define M66592_TEST_SE0_NAK 0x0300 /* Test_SE0_NAK */ |
303 | #define M66592_TEST_PACKET 0x0400 /* Test_Packet */ |
304 | #define M66592_TEST_FORCE_ENABLE 0x0500 /* Test_Force_Enable */ |
305 | #define M66592_TEST_STSelectors 0x0600 /* Standard test selectors */ |
306 | #define M66592_TEST_Reserved 0x4000 /* Reserved */ |
307 | #define M66592_TEST_VSTModes 0xC000 /* Vendor-specific tests */ |
308 | #define M66592_EP_DIR 0x0080 /* b7: Endpoint Direction */ |
309 | #define M66592_EP_DIR_IN 0x0080 |
310 | #define M66592_EP_DIR_OUT 0x0000 |
311 | |
312 | #define M66592_USBLENG 0x5A |
313 | #define M66592_wLength 0xFFFF /* b15-0: wLength */ |
314 | |
315 | #define M66592_DCPCFG 0x5C |
316 | #define M66592_CNTMD 0x0100 /* b8: Continuous transfer mode */ |
317 | #define M66592_DIR 0x0010 /* b4: Control transfer DIR select */ |
318 | |
319 | #define M66592_DCPMAXP 0x5E |
320 | #define M66592_DEVSEL 0xC000 /* b15-14: Device address select */ |
321 | #define M66592_DEVICE_0 0x0000 /* Device address 0 */ |
322 | #define M66592_DEVICE_1 0x4000 /* Device address 1 */ |
323 | #define M66592_DEVICE_2 0x8000 /* Device address 2 */ |
324 | #define M66592_DEVICE_3 0xC000 /* Device address 3 */ |
325 | #define M66592_MAXP 0x007F /* b6-0: Maxpacket size of ep0 */ |
326 | |
327 | #define M66592_DCPCTR 0x60 |
328 | #define M66592_BSTS 0x8000 /* b15: Buffer status */ |
329 | #define M66592_SUREQ 0x4000 /* b14: Send USB request */ |
330 | #define M66592_SQCLR 0x0100 /* b8: Sequence toggle bit clear */ |
331 | #define M66592_SQSET 0x0080 /* b7: Sequence toggle bit set */ |
332 | #define M66592_SQMON 0x0040 /* b6: Sequence toggle bit monitor */ |
333 | #define M66592_CCPL 0x0004 /* b2: control transfer complete */ |
334 | #define M66592_PID 0x0003 /* b1-0: Response PID */ |
335 | #define M66592_PID_STALL 0x0002 /* STALL */ |
336 | #define M66592_PID_BUF 0x0001 /* BUF */ |
337 | #define M66592_PID_NAK 0x0000 /* NAK */ |
338 | |
339 | #define M66592_PIPESEL 0x64 |
340 | #define M66592_PIPENM 0x0007 /* b2-0: Pipe select */ |
341 | #define M66592_PIPE0 0x0000 /* PIPE 0 */ |
342 | #define M66592_PIPE1 0x0001 /* PIPE 1 */ |
343 | #define M66592_PIPE2 0x0002 /* PIPE 2 */ |
344 | #define M66592_PIPE3 0x0003 /* PIPE 3 */ |
345 | #define M66592_PIPE4 0x0004 /* PIPE 4 */ |
346 | #define M66592_PIPE5 0x0005 /* PIPE 5 */ |
347 | #define M66592_PIPE6 0x0006 /* PIPE 6 */ |
348 | #define M66592_PIPE7 0x0007 /* PIPE 7 */ |
349 | |
350 | #define M66592_PIPECFG 0x66 |
351 | #define M66592_TYP 0xC000 /* b15-14: Transfer type */ |
352 | #define M66592_ISO 0xC000 /* Isochronous */ |
353 | #define M66592_INT 0x8000 /* Interrupt */ |
354 | #define M66592_BULK 0x4000 /* Bulk */ |
355 | #define M66592_BFRE 0x0400 /* b10: Buffer ready interrupt mode */ |
356 | #define M66592_DBLB 0x0200 /* b9: Double buffer mode select */ |
357 | #define M66592_CNTMD 0x0100 /* b8: Continuous transfer mode */ |
358 | #define M66592_SHTNAK 0x0080 /* b7: Transfer end NAK */ |
359 | #define M66592_DIR 0x0010 /* b4: Transfer direction select */ |
360 | #define M66592_DIR_H_OUT 0x0010 /* HOST OUT */ |
361 | #define M66592_DIR_P_IN 0x0010 /* PERI IN */ |
362 | #define M66592_DIR_H_IN 0x0000 /* HOST IN */ |
363 | #define M66592_DIR_P_OUT 0x0000 /* PERI OUT */ |
364 | #define M66592_EPNUM 0x000F /* b3-0: Eendpoint number select */ |
365 | #define M66592_EP1 0x0001 |
366 | #define M66592_EP2 0x0002 |
367 | #define M66592_EP3 0x0003 |
368 | #define M66592_EP4 0x0004 |
369 | #define M66592_EP5 0x0005 |
370 | #define M66592_EP6 0x0006 |
371 | #define M66592_EP7 0x0007 |
372 | #define M66592_EP8 0x0008 |
373 | #define M66592_EP9 0x0009 |
374 | #define M66592_EP10 0x000A |
375 | #define M66592_EP11 0x000B |
376 | #define M66592_EP12 0x000C |
377 | #define M66592_EP13 0x000D |
378 | #define M66592_EP14 0x000E |
379 | #define M66592_EP15 0x000F |
380 | |
381 | #define M66592_PIPEBUF 0x68 |
382 | #define M66592_BUFSIZE 0x7C00 /* b14-10: Pipe buffer size */ |
383 | #define M66592_BUF_SIZE(x) ((((x) / 64) - 1) << 10) |
384 | #define M66592_BUFNMB 0x00FF /* b7-0: Pipe buffer number */ |
385 | |
386 | #define M66592_PIPEMAXP 0x6A |
387 | #define M66592_MXPS 0x07FF /* b10-0: Maxpacket size */ |
388 | |
389 | #define M66592_PIPEPERI 0x6C |
390 | #define M66592_IFIS 0x1000 /* b12: ISO in-buffer flush mode */ |
391 | #define M66592_IITV 0x0007 /* b2-0: ISO interval */ |
392 | |
393 | #define M66592_PIPE1CTR 0x70 |
394 | #define M66592_PIPE2CTR 0x72 |
395 | #define M66592_PIPE3CTR 0x74 |
396 | #define M66592_PIPE4CTR 0x76 |
397 | #define M66592_PIPE5CTR 0x78 |
398 | #define M66592_PIPE6CTR 0x7A |
399 | #define M66592_PIPE7CTR 0x7C |
400 | #define M66592_BSTS 0x8000 /* b15: Buffer status */ |
401 | #define M66592_INBUFM 0x4000 /* b14: IN buffer monitor (PIPE 1-5) */ |
402 | #define M66592_ACLRM 0x0200 /* b9: Out buffer auto clear mode */ |
403 | #define M66592_SQCLR 0x0100 /* b8: Sequence toggle bit clear */ |
404 | #define M66592_SQSET 0x0080 /* b7: Sequence toggle bit set */ |
405 | #define M66592_SQMON 0x0040 /* b6: Sequence toggle bit monitor */ |
406 | #define M66592_PID 0x0003 /* b1-0: Response PID */ |
407 | |
408 | #define M66592_INVALID_REG 0x7E |
409 | |
410 | |
411 | #define get_pipectr_addr(pipenum) (M66592_PIPE1CTR + (pipenum - 1) * 2) |
412 | |
413 | #define M66592_MAX_SAMPLING 10 |
414 | |
415 | #define M66592_MAX_NUM_PIPE 8 |
416 | #define M66592_MAX_NUM_BULK 3 |
417 | #define M66592_MAX_NUM_ISOC 2 |
418 | #define M66592_MAX_NUM_INT 2 |
419 | |
420 | #define M66592_BASE_PIPENUM_BULK 3 |
421 | #define M66592_BASE_PIPENUM_ISOC 1 |
422 | #define M66592_BASE_PIPENUM_INT 6 |
423 | |
424 | #define M66592_BASE_BUFNUM 6 |
425 | #define M66592_MAX_BUFNUM 0x4F |
426 | |
427 | struct m66592_pipe_info { |
428 | u16 pipe; |
429 | u16 epnum; |
430 | u16 maxpacket; |
431 | u16 type; |
432 | u16 interval; |
433 | u16 dir_in; |
434 | }; |
435 | |
436 | struct m66592_request { |
437 | struct usb_request req; |
438 | struct list_head queue; |
439 | }; |
440 | |
441 | struct m66592_ep { |
442 | struct usb_ep ep; |
443 | struct m66592 *m66592; |
444 | |
445 | struct list_head queue; |
446 | unsigned busy:1; |
447 | unsigned internal_ccpl:1; /* use only control */ |
448 | |
449 | /* this member can able to after m66592_enable */ |
450 | unsigned use_dma:1; |
451 | u16 pipenum; |
452 | u16 type; |
453 | |
454 | /* register address */ |
455 | unsigned long fifoaddr; |
456 | unsigned long fifosel; |
457 | unsigned long fifoctr; |
458 | unsigned long fifotrn; |
459 | unsigned long pipectr; |
460 | }; |
461 | |
462 | struct m66592 { |
463 | spinlock_t lock; |
464 | void __iomem *reg; |
465 | struct clk *clk; |
466 | struct m66592_platdata *pdata; |
467 | unsigned long irq_trigger; |
468 | |
469 | struct usb_gadget gadget; |
470 | struct usb_gadget_driver *driver; |
471 | |
472 | struct m66592_ep ep[M66592_MAX_NUM_PIPE]; |
473 | struct m66592_ep *pipenum2ep[M66592_MAX_NUM_PIPE]; |
474 | struct m66592_ep *epaddr2ep[16]; |
475 | |
476 | struct usb_request *ep0_req; /* for internal request */ |
477 | __le16 ep0_data; /* for internal request */ |
478 | u16 old_vbus; |
479 | |
480 | struct timer_list timer; |
481 | |
482 | int scount; |
483 | |
484 | int old_dvsq; |
485 | |
486 | /* pipe config */ |
487 | int bulk; |
488 | int interrupt; |
489 | int isochronous; |
490 | int num_dma; |
491 | }; |
492 | #define to_m66592(g) (container_of((g), struct m66592, gadget)) |
493 | |
494 | #define gadget_to_m66592(_gadget) container_of(_gadget, struct m66592, gadget) |
495 | #define m66592_to_gadget(m66592) (&m66592->gadget) |
496 | |
497 | #define is_bulk_pipe(pipenum) \ |
498 | ((pipenum >= M66592_BASE_PIPENUM_BULK) && \ |
499 | (pipenum < (M66592_BASE_PIPENUM_BULK + M66592_MAX_NUM_BULK))) |
500 | #define is_interrupt_pipe(pipenum) \ |
501 | ((pipenum >= M66592_BASE_PIPENUM_INT) && \ |
502 | (pipenum < (M66592_BASE_PIPENUM_INT + M66592_MAX_NUM_INT))) |
503 | #define is_isoc_pipe(pipenum) \ |
504 | ((pipenum >= M66592_BASE_PIPENUM_ISOC) && \ |
505 | (pipenum < (M66592_BASE_PIPENUM_ISOC + M66592_MAX_NUM_ISOC))) |
506 | |
507 | #define enable_irq_ready(m66592, pipenum) \ |
508 | enable_pipe_irq(m66592, pipenum, M66592_BRDYENB) |
509 | #define disable_irq_ready(m66592, pipenum) \ |
510 | disable_pipe_irq(m66592, pipenum, M66592_BRDYENB) |
511 | #define enable_irq_empty(m66592, pipenum) \ |
512 | enable_pipe_irq(m66592, pipenum, M66592_BEMPENB) |
513 | #define disable_irq_empty(m66592, pipenum) \ |
514 | disable_pipe_irq(m66592, pipenum, M66592_BEMPENB) |
515 | #define enable_irq_nrdy(m66592, pipenum) \ |
516 | enable_pipe_irq(m66592, pipenum, M66592_NRDYENB) |
517 | #define disable_irq_nrdy(m66592, pipenum) \ |
518 | disable_pipe_irq(m66592, pipenum, M66592_NRDYENB) |
519 | |
520 | /*-------------------------------------------------------------------------*/ |
521 | static inline u16 m66592_read(struct m66592 *m66592, unsigned long offset) |
522 | { |
523 | return ioread16(m66592->reg + offset); |
524 | } |
525 | |
526 | static inline void m66592_read_fifo(struct m66592 *m66592, |
527 | unsigned long offset, |
528 | void *buf, unsigned long len) |
529 | { |
530 | void __iomem *fifoaddr = m66592->reg + offset; |
531 | |
532 | if (m66592->pdata->on_chip) { |
533 | len = (len + 3) / 4; |
534 | ioread32_rep(port: fifoaddr, buf, count: len); |
535 | } else { |
536 | len = (len + 1) / 2; |
537 | ioread16_rep(port: fifoaddr, buf, count: len); |
538 | } |
539 | } |
540 | |
541 | static inline void m66592_write(struct m66592 *m66592, u16 val, |
542 | unsigned long offset) |
543 | { |
544 | iowrite16(val, m66592->reg + offset); |
545 | } |
546 | |
547 | static inline void m66592_mdfy(struct m66592 *m66592, u16 val, u16 pat, |
548 | unsigned long offset) |
549 | { |
550 | u16 tmp; |
551 | tmp = m66592_read(m66592, offset); |
552 | tmp = tmp & (~pat); |
553 | tmp = tmp | val; |
554 | m66592_write(m66592, val: tmp, offset); |
555 | } |
556 | |
557 | #define m66592_bclr(m66592, val, offset) \ |
558 | m66592_mdfy(m66592, 0, val, offset) |
559 | #define m66592_bset(m66592, val, offset) \ |
560 | m66592_mdfy(m66592, val, 0, offset) |
561 | |
562 | static inline void m66592_write_fifo(struct m66592 *m66592, |
563 | struct m66592_ep *ep, |
564 | void *buf, unsigned long len) |
565 | { |
566 | void __iomem *fifoaddr = m66592->reg + ep->fifoaddr; |
567 | |
568 | if (m66592->pdata->on_chip) { |
569 | unsigned long count; |
570 | unsigned char *pb; |
571 | int i; |
572 | |
573 | count = len / 4; |
574 | iowrite32_rep(port: fifoaddr, buf, count); |
575 | |
576 | if (len & 0x00000003) { |
577 | pb = buf + count * 4; |
578 | for (i = 0; i < (len & 0x00000003); i++) { |
579 | if (m66592_read(m66592, M66592_CFBCFG)) /* le */ |
580 | iowrite8(pb[i], fifoaddr + (3 - i)); |
581 | else |
582 | iowrite8(pb[i], fifoaddr + i); |
583 | } |
584 | } |
585 | } else { |
586 | unsigned long odd = len & 0x0001; |
587 | |
588 | len = len / 2; |
589 | iowrite16_rep(port: fifoaddr, buf, count: len); |
590 | if (odd) { |
591 | unsigned char *p = buf + len*2; |
592 | if (m66592->pdata->wr0_shorted_to_wr1) |
593 | m66592_bclr(m66592, M66592_MBW_16, ep->fifosel); |
594 | iowrite8(*p, fifoaddr); |
595 | if (m66592->pdata->wr0_shorted_to_wr1) |
596 | m66592_bset(m66592, M66592_MBW_16, ep->fifosel); |
597 | } |
598 | } |
599 | } |
600 | |
601 | #endif /* ifndef __M66592_UDC_H__ */ |
602 | |
603 | |
604 | |