tjh.dev
Linux kernel mirror (for testing)
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linux
1/*
2 * M66592 UDC (USB gadget)
3 *
4 * Copyright (C) 2006-2007 Renesas Solutions Corp.
5 *
6 * Author : Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; version 2 of the License.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 *
21 */
22
23#ifndef __M66592_UDC_H__
24#define __M66592_UDC_H__
25
26#define M66592_SYSCFG 0x00
27#define M66592_XTAL 0xC000 /* b15-14: Crystal selection */
28#define M66592_XTAL48 0x8000 /* 48MHz */
29#define M66592_XTAL24 0x4000 /* 24MHz */
30#define M66592_XTAL12 0x0000 /* 12MHz */
31#define M66592_XCKE 0x2000 /* b13: External clock enable */
32#define M66592_RCKE 0x1000 /* b12: Register clock enable */
33#define M66592_PLLC 0x0800 /* b11: PLL control */
34#define M66592_SCKE 0x0400 /* b10: USB clock enable */
35#define M66592_ATCKM 0x0100 /* b8: Automatic clock supply */
36#define M66592_HSE 0x0080 /* b7: Hi-speed enable */
37#define M66592_DCFM 0x0040 /* b6: Controller function select */
38#define M66592_DMRPD 0x0020 /* b5: D- pull down control */
39#define M66592_DPRPU 0x0010 /* b4: D+ pull up control */
40#define M66592_FSRPC 0x0004 /* b2: Full-speed receiver enable */
41#define M66592_PCUT 0x0002 /* b1: Low power sleep enable */
42#define M66592_USBE 0x0001 /* b0: USB module operation enable */
43
44#define M66592_SYSSTS 0x02
45#define M66592_LNST 0x0003 /* b1-0: D+, D- line status */
46#define M66592_SE1 0x0003 /* SE1 */
47#define M66592_KSTS 0x0002 /* K State */
48#define M66592_JSTS 0x0001 /* J State */
49#define M66592_SE0 0x0000 /* SE0 */
50
51#define M66592_DVSTCTR 0x04
52#define M66592_WKUP 0x0100 /* b8: Remote wakeup */
53#define M66592_RWUPE 0x0080 /* b7: Remote wakeup sense */
54#define M66592_USBRST 0x0040 /* b6: USB reset enable */
55#define M66592_RESUME 0x0020 /* b5: Resume enable */
56#define M66592_UACT 0x0010 /* b4: USB bus enable */
57#define M66592_RHST 0x0003 /* b1-0: Reset handshake status */
58#define M66592_HSMODE 0x0003 /* Hi-Speed mode */
59#define M66592_FSMODE 0x0002 /* Full-Speed mode */
60#define M66592_HSPROC 0x0001 /* HS handshake is processing */
61
62#define M66592_TESTMODE 0x06
63#define M66592_UTST 0x000F /* b4-0: Test select */
64#define M66592_H_TST_PACKET 0x000C /* HOST TEST Packet */
65#define M66592_H_TST_SE0_NAK 0x000B /* HOST TEST SE0 NAK */
66#define M66592_H_TST_K 0x000A /* HOST TEST K */
67#define M66592_H_TST_J 0x0009 /* HOST TEST J */
68#define M66592_H_TST_NORMAL 0x0000 /* HOST Normal Mode */
69#define M66592_P_TST_PACKET 0x0004 /* PERI TEST Packet */
70#define M66592_P_TST_SE0_NAK 0x0003 /* PERI TEST SE0 NAK */
71#define M66592_P_TST_K 0x0002 /* PERI TEST K */
72#define M66592_P_TST_J 0x0001 /* PERI TEST J */
73#define M66592_P_TST_NORMAL 0x0000 /* PERI Normal Mode */
74
75#if defined(CONFIG_SUPERH_BUILT_IN_M66592)
76#define M66592_CFBCFG 0x0A
77#define M66592_D0FBCFG 0x0C
78#define M66592_LITTLE 0x0100 /* b8: Little endian mode */
79#else
80#define M66592_PINCFG 0x0A
81#define M66592_LDRV 0x8000 /* b15: Drive Current Adjust */
82#define M66592_BIGEND 0x0100 /* b8: Big endian mode */
83
84#define M66592_DMA0CFG 0x0C
85#define M66592_DMA1CFG 0x0E
86#define M66592_DREQA 0x4000 /* b14: Dreq active select */
87#define M66592_BURST 0x2000 /* b13: Burst mode */
88#define M66592_DACKA 0x0400 /* b10: Dack active select */
89#define M66592_DFORM 0x0380 /* b9-7: DMA mode select */
90#define M66592_CPU_ADR_RD_WR 0x0000 /* Address + RD/WR mode (CPU bus) */
91#define M66592_CPU_DACK_RD_WR 0x0100 /* DACK + RD/WR mode (CPU bus) */
92#define M66592_CPU_DACK_ONLY 0x0180 /* DACK only mode (CPU bus) */
93#define M66592_SPLIT_DACK_ONLY 0x0200 /* DACK only mode (SPLIT bus) */
94#define M66592_SPLIT_DACK_DSTB 0x0300 /* DACK + DSTB0 mode (SPLIT bus) */
95#define M66592_DENDA 0x0040 /* b6: Dend active select */
96#define M66592_PKTM 0x0020 /* b5: Packet mode */
97#define M66592_DENDE 0x0010 /* b4: Dend enable */
98#define M66592_OBUS 0x0004 /* b2: OUTbus mode */
99#endif /* #if defined(CONFIG_SUPERH_BUILT_IN_M66592) */
100
101#define M66592_CFIFO 0x10
102#define M66592_D0FIFO 0x14
103#define M66592_D1FIFO 0x18
104
105#define M66592_CFIFOSEL 0x1E
106#define M66592_D0FIFOSEL 0x24
107#define M66592_D1FIFOSEL 0x2A
108#define M66592_RCNT 0x8000 /* b15: Read count mode */
109#define M66592_REW 0x4000 /* b14: Buffer rewind */
110#define M66592_DCLRM 0x2000 /* b13: DMA buffer clear mode */
111#define M66592_DREQE 0x1000 /* b12: DREQ output enable */
112#if defined(CONFIG_SUPERH_BUILT_IN_M66592)
113#define M66592_MBW 0x0800 /* b11: Maximum bit width for FIFO */
114#else
115#define M66592_MBW 0x0400 /* b10: Maximum bit width for FIFO */
116#define M66592_MBW_8 0x0000 /* 8bit */
117#define M66592_MBW_16 0x0400 /* 16bit */
118#endif /* #if defined(CONFIG_SUPERH_BUILT_IN_M66592) */
119#define M66592_TRENB 0x0200 /* b9: Transaction counter enable */
120#define M66592_TRCLR 0x0100 /* b8: Transaction counter clear */
121#define M66592_DEZPM 0x0080 /* b7: Zero-length packet mode */
122#define M66592_ISEL 0x0020 /* b5: DCP FIFO port direction select */
123#define M66592_CURPIPE 0x0007 /* b2-0: PIPE select */
124
125#define M66592_CFIFOCTR 0x20
126#define M66592_D0FIFOCTR 0x26
127#define M66592_D1FIFOCTR 0x2c
128#define M66592_BVAL 0x8000 /* b15: Buffer valid flag */
129#define M66592_BCLR 0x4000 /* b14: Buffer clear */
130#define M66592_FRDY 0x2000 /* b13: FIFO ready */
131#define M66592_DTLN 0x0FFF /* b11-0: FIFO received data length */
132
133#define M66592_CFIFOSIE 0x22
134#define M66592_TGL 0x8000 /* b15: Buffer toggle */
135#define M66592_SCLR 0x4000 /* b14: Buffer clear */
136#define M66592_SBUSY 0x2000 /* b13: SIE_FIFO busy */
137
138#define M66592_D0FIFOTRN 0x28
139#define M66592_D1FIFOTRN 0x2E
140#define M66592_TRNCNT 0xFFFF /* b15-0: Transaction counter */
141
142#define M66592_INTENB0 0x30
143#define M66592_VBSE 0x8000 /* b15: VBUS interrupt */
144#define M66592_RSME 0x4000 /* b14: Resume interrupt */
145#define M66592_SOFE 0x2000 /* b13: Frame update interrupt */
146#define M66592_DVSE 0x1000 /* b12: Device state transition interrupt */
147#define M66592_CTRE 0x0800 /* b11: Control transfer stage transition irq */
148#define M66592_BEMPE 0x0400 /* b10: Buffer empty interrupt */
149#define M66592_NRDYE 0x0200 /* b9: Buffer not ready interrupt */
150#define M66592_BRDYE 0x0100 /* b8: Buffer ready interrupt */
151#define M66592_URST 0x0080 /* b7: USB reset detected interrupt */
152#define M66592_SADR 0x0040 /* b6: Set address executed interrupt */
153#define M66592_SCFG 0x0020 /* b5: Set configuration executed interrupt */
154#define M66592_SUSP 0x0010 /* b4: Suspend detected interrupt */
155#define M66592_WDST 0x0008 /* b3: Control write data stage completed irq */
156#define M66592_RDST 0x0004 /* b2: Control read data stage completed irq */
157#define M66592_CMPL 0x0002 /* b1: Control transfer complete interrupt */
158#define M66592_SERR 0x0001 /* b0: Sequence error interrupt */
159
160#define M66592_INTENB1 0x32
161#define M66592_BCHGE 0x4000 /* b14: USB us chenge interrupt */
162#define M66592_DTCHE 0x1000 /* b12: Detach sense interrupt */
163#define M66592_SIGNE 0x0020 /* b5: SETUP IGNORE interrupt */
164#define M66592_SACKE 0x0010 /* b4: SETUP ACK interrupt */
165#define M66592_BRDYM 0x0004 /* b2: BRDY clear timing */
166#define M66592_INTL 0x0002 /* b1: Interrupt sense select */
167#define M66592_PCSE 0x0001 /* b0: PCUT enable by CS assert */
168
169#define M66592_BRDYENB 0x36
170#define M66592_BRDYSTS 0x46
171#define M66592_BRDY7 0x0080 /* b7: PIPE7 */
172#define M66592_BRDY6 0x0040 /* b6: PIPE6 */
173#define M66592_BRDY5 0x0020 /* b5: PIPE5 */
174#define M66592_BRDY4 0x0010 /* b4: PIPE4 */
175#define M66592_BRDY3 0x0008 /* b3: PIPE3 */
176#define M66592_BRDY2 0x0004 /* b2: PIPE2 */
177#define M66592_BRDY1 0x0002 /* b1: PIPE1 */
178#define M66592_BRDY0 0x0001 /* b1: PIPE0 */
179
180#define M66592_NRDYENB 0x38
181#define M66592_NRDYSTS 0x48
182#define M66592_NRDY7 0x0080 /* b7: PIPE7 */
183#define M66592_NRDY6 0x0040 /* b6: PIPE6 */
184#define M66592_NRDY5 0x0020 /* b5: PIPE5 */
185#define M66592_NRDY4 0x0010 /* b4: PIPE4 */
186#define M66592_NRDY3 0x0008 /* b3: PIPE3 */
187#define M66592_NRDY2 0x0004 /* b2: PIPE2 */
188#define M66592_NRDY1 0x0002 /* b1: PIPE1 */
189#define M66592_NRDY0 0x0001 /* b1: PIPE0 */
190
191#define M66592_BEMPENB 0x3A
192#define M66592_BEMPSTS 0x4A
193#define M66592_BEMP7 0x0080 /* b7: PIPE7 */
194#define M66592_BEMP6 0x0040 /* b6: PIPE6 */
195#define M66592_BEMP5 0x0020 /* b5: PIPE5 */
196#define M66592_BEMP4 0x0010 /* b4: PIPE4 */
197#define M66592_BEMP3 0x0008 /* b3: PIPE3 */
198#define M66592_BEMP2 0x0004 /* b2: PIPE2 */
199#define M66592_BEMP1 0x0002 /* b1: PIPE1 */
200#define M66592_BEMP0 0x0001 /* b0: PIPE0 */
201
202#define M66592_SOFCFG 0x3C
203#define M66592_SOFM 0x000C /* b3-2: SOF palse mode */
204#define M66592_SOF_125US 0x0008 /* SOF OUT 125us uFrame Signal */
205#define M66592_SOF_1MS 0x0004 /* SOF OUT 1ms Frame Signal */
206#define M66592_SOF_DISABLE 0x0000 /* SOF OUT Disable */
207
208#define M66592_INTSTS0 0x40
209#define M66592_VBINT 0x8000 /* b15: VBUS interrupt */
210#define M66592_RESM 0x4000 /* b14: Resume interrupt */
211#define M66592_SOFR 0x2000 /* b13: SOF frame update interrupt */
212#define M66592_DVST 0x1000 /* b12: Device state transition */
213#define M66592_CTRT 0x0800 /* b11: Control stage transition */
214#define M66592_BEMP 0x0400 /* b10: Buffer empty interrupt */
215#define M66592_NRDY 0x0200 /* b9: Buffer not ready interrupt */
216#define M66592_BRDY 0x0100 /* b8: Buffer ready interrupt */
217#define M66592_VBSTS 0x0080 /* b7: VBUS input port */
218#define M66592_DVSQ 0x0070 /* b6-4: Device state */
219#define M66592_DS_SPD_CNFG 0x0070 /* Suspend Configured */
220#define M66592_DS_SPD_ADDR 0x0060 /* Suspend Address */
221#define M66592_DS_SPD_DFLT 0x0050 /* Suspend Default */
222#define M66592_DS_SPD_POWR 0x0040 /* Suspend Powered */
223#define M66592_DS_SUSP 0x0040 /* Suspend */
224#define M66592_DS_CNFG 0x0030 /* Configured */
225#define M66592_DS_ADDS 0x0020 /* Address */
226#define M66592_DS_DFLT 0x0010 /* Default */
227#define M66592_DS_POWR 0x0000 /* Powered */
228#define M66592_DVSQS 0x0030 /* b5-4: Device state */
229#define M66592_VALID 0x0008 /* b3: Setup packet detected flag */
230#define M66592_CTSQ 0x0007 /* b2-0: Control transfer stage */
231#define M66592_CS_SQER 0x0006 /* Sequence error */
232#define M66592_CS_WRND 0x0005 /* Control write nodata status */
233#define M66592_CS_WRSS 0x0004 /* Control write status stage */
234#define M66592_CS_WRDS 0x0003 /* Control write data stage */
235#define M66592_CS_RDSS 0x0002 /* Control read status stage */
236#define M66592_CS_RDDS 0x0001 /* Control read data stage */
237#define M66592_CS_IDST 0x0000 /* Idle or setup stage */
238
239#define M66592_INTSTS1 0x42
240#define M66592_BCHG 0x4000 /* b14: USB bus chenge interrupt */
241#define M66592_DTCH 0x1000 /* b12: Detach sense interrupt */
242#define M66592_SIGN 0x0020 /* b5: SETUP IGNORE interrupt */
243#define M66592_SACK 0x0010 /* b4: SETUP ACK interrupt */
244
245#define M66592_FRMNUM 0x4C
246#define M66592_OVRN 0x8000 /* b15: Overrun error */
247#define M66592_CRCE 0x4000 /* b14: Received data error */
248#define M66592_SOFRM 0x0800 /* b11: SOF output mode */
249#define M66592_FRNM 0x07FF /* b10-0: Frame number */
250
251#define M66592_UFRMNUM 0x4E
252#define M66592_UFRNM 0x0007 /* b2-0: Micro frame number */
253
254#define M66592_RECOVER 0x50
255#define M66592_STSRECOV 0x0700 /* Status recovery */
256#define M66592_STSR_HI 0x0400 /* FULL(0) or HI(1) Speed */
257#define M66592_STSR_DEFAULT 0x0100 /* Default state */
258#define M66592_STSR_ADDRESS 0x0200 /* Address state */
259#define M66592_STSR_CONFIG 0x0300 /* Configured state */
260#define M66592_USBADDR 0x007F /* b6-0: USB address */
261
262#define M66592_USBREQ 0x54
263#define M66592_bRequest 0xFF00 /* b15-8: bRequest */
264#define M66592_GET_STATUS 0x0000
265#define M66592_CLEAR_FEATURE 0x0100
266#define M66592_ReqRESERVED 0x0200
267#define M66592_SET_FEATURE 0x0300
268#define M66592_ReqRESERVED1 0x0400
269#define M66592_SET_ADDRESS 0x0500
270#define M66592_GET_DESCRIPTOR 0x0600
271#define M66592_SET_DESCRIPTOR 0x0700
272#define M66592_GET_CONFIGURATION 0x0800
273#define M66592_SET_CONFIGURATION 0x0900
274#define M66592_GET_INTERFACE 0x0A00
275#define M66592_SET_INTERFACE 0x0B00
276#define M66592_SYNCH_FRAME 0x0C00
277#define M66592_bmRequestType 0x00FF /* b7-0: bmRequestType */
278#define M66592_bmRequestTypeDir 0x0080 /* b7 : Data direction */
279#define M66592_HOST_TO_DEVICE 0x0000
280#define M66592_DEVICE_TO_HOST 0x0080
281#define M66592_bmRequestTypeType 0x0060 /* b6-5: Type */
282#define M66592_STANDARD 0x0000
283#define M66592_CLASS 0x0020
284#define M66592_VENDOR 0x0040
285#define M66592_bmRequestTypeRecip 0x001F /* b4-0: Recipient */
286#define M66592_DEVICE 0x0000
287#define M66592_INTERFACE 0x0001
288#define M66592_ENDPOINT 0x0002
289
290#define M66592_USBVAL 0x56
291#define M66592_wValue 0xFFFF /* b15-0: wValue */
292/* Standard Feature Selector */
293#define M66592_ENDPOINT_HALT 0x0000
294#define M66592_DEVICE_REMOTE_WAKEUP 0x0001
295#define M66592_TEST_MODE 0x0002
296/* Descriptor Types */
297#define M66592_DT_TYPE 0xFF00
298#define M66592_GET_DT_TYPE(v) (((v) & DT_TYPE) >> 8)
299#define M66592_DT_DEVICE 0x01
300#define M66592_DT_CONFIGURATION 0x02
301#define M66592_DT_STRING 0x03
302#define M66592_DT_INTERFACE 0x04
303#define M66592_DT_ENDPOINT 0x05
304#define M66592_DT_DEVICE_QUALIFIER 0x06
305#define M66592_DT_OTHER_SPEED_CONFIGURATION 0x07
306#define M66592_DT_INTERFACE_POWER 0x08
307#define M66592_DT_INDEX 0x00FF
308#define M66592_CONF_NUM 0x00FF
309#define M66592_ALT_SET 0x00FF
310
311#define M66592_USBINDEX 0x58
312#define M66592_wIndex 0xFFFF /* b15-0: wIndex */
313#define M66592_TEST_SELECT 0xFF00 /* b15-b8: Test Mode */
314#define M66592_TEST_J 0x0100 /* Test_J */
315#define M66592_TEST_K 0x0200 /* Test_K */
316#define M66592_TEST_SE0_NAK 0x0300 /* Test_SE0_NAK */
317#define M66592_TEST_PACKET 0x0400 /* Test_Packet */
318#define M66592_TEST_FORCE_ENABLE 0x0500 /* Test_Force_Enable */
319#define M66592_TEST_STSelectors 0x0600 /* Standard test selectors */
320#define M66592_TEST_Reserved 0x4000 /* Reserved */
321#define M66592_TEST_VSTModes 0xC000 /* Vendor-specific tests */
322#define M66592_EP_DIR 0x0080 /* b7: Endpoint Direction */
323#define M66592_EP_DIR_IN 0x0080
324#define M66592_EP_DIR_OUT 0x0000
325
326#define M66592_USBLENG 0x5A
327#define M66592_wLength 0xFFFF /* b15-0: wLength */
328
329#define M66592_DCPCFG 0x5C
330#define M66592_CNTMD 0x0100 /* b8: Continuous transfer mode */
331#define M66592_DIR 0x0010 /* b4: Control transfer DIR select */
332
333#define M66592_DCPMAXP 0x5E
334#define M66592_DEVSEL 0xC000 /* b15-14: Device address select */
335#define M66592_DEVICE_0 0x0000 /* Device address 0 */
336#define M66592_DEVICE_1 0x4000 /* Device address 1 */
337#define M66592_DEVICE_2 0x8000 /* Device address 2 */
338#define M66592_DEVICE_3 0xC000 /* Device address 3 */
339#define M66592_MAXP 0x007F /* b6-0: Maxpacket size of ep0 */
340
341#define M66592_DCPCTR 0x60
342#define M66592_BSTS 0x8000 /* b15: Buffer status */
343#define M66592_SUREQ 0x4000 /* b14: Send USB request */
344#define M66592_SQCLR 0x0100 /* b8: Sequence toggle bit clear */
345#define M66592_SQSET 0x0080 /* b7: Sequence toggle bit set */
346#define M66592_SQMON 0x0040 /* b6: Sequence toggle bit monitor */
347#define M66592_CCPL 0x0004 /* b2: control transfer complete */
348#define M66592_PID 0x0003 /* b1-0: Response PID */
349#define M66592_PID_STALL 0x0002 /* STALL */
350#define M66592_PID_BUF 0x0001 /* BUF */
351#define M66592_PID_NAK 0x0000 /* NAK */
352
353#define M66592_PIPESEL 0x64
354#define M66592_PIPENM 0x0007 /* b2-0: Pipe select */
355#define M66592_PIPE0 0x0000 /* PIPE 0 */
356#define M66592_PIPE1 0x0001 /* PIPE 1 */
357#define M66592_PIPE2 0x0002 /* PIPE 2 */
358#define M66592_PIPE3 0x0003 /* PIPE 3 */
359#define M66592_PIPE4 0x0004 /* PIPE 4 */
360#define M66592_PIPE5 0x0005 /* PIPE 5 */
361#define M66592_PIPE6 0x0006 /* PIPE 6 */
362#define M66592_PIPE7 0x0007 /* PIPE 7 */
363
364#define M66592_PIPECFG 0x66
365#define M66592_TYP 0xC000 /* b15-14: Transfer type */
366#define M66592_ISO 0xC000 /* Isochronous */
367#define M66592_INT 0x8000 /* Interrupt */
368#define M66592_BULK 0x4000 /* Bulk */
369#define M66592_BFRE 0x0400 /* b10: Buffer ready interrupt mode */
370#define M66592_DBLB 0x0200 /* b9: Double buffer mode select */
371#define M66592_CNTMD 0x0100 /* b8: Continuous transfer mode */
372#define M66592_SHTNAK 0x0080 /* b7: Transfer end NAK */
373#define M66592_DIR 0x0010 /* b4: Transfer direction select */
374#define M66592_DIR_H_OUT 0x0010 /* HOST OUT */
375#define M66592_DIR_P_IN 0x0010 /* PERI IN */
376#define M66592_DIR_H_IN 0x0000 /* HOST IN */
377#define M66592_DIR_P_OUT 0x0000 /* PERI OUT */
378#define M66592_EPNUM 0x000F /* b3-0: Eendpoint number select */
379#define M66592_EP1 0x0001
380#define M66592_EP2 0x0002
381#define M66592_EP3 0x0003
382#define M66592_EP4 0x0004
383#define M66592_EP5 0x0005
384#define M66592_EP6 0x0006
385#define M66592_EP7 0x0007
386#define M66592_EP8 0x0008
387#define M66592_EP9 0x0009
388#define M66592_EP10 0x000A
389#define M66592_EP11 0x000B
390#define M66592_EP12 0x000C
391#define M66592_EP13 0x000D
392#define M66592_EP14 0x000E
393#define M66592_EP15 0x000F
394
395#define M66592_PIPEBUF 0x68
396#define M66592_BUFSIZE 0x7C00 /* b14-10: Pipe buffer size */
397#define M66592_BUF_SIZE(x) ((((x) / 64) - 1) << 10)
398#define M66592_BUFNMB 0x00FF /* b7-0: Pipe buffer number */
399
400#define M66592_PIPEMAXP 0x6A
401#define M66592_MXPS 0x07FF /* b10-0: Maxpacket size */
402
403#define M66592_PIPEPERI 0x6C
404#define M66592_IFIS 0x1000 /* b12: ISO in-buffer flush mode */
405#define M66592_IITV 0x0007 /* b2-0: ISO interval */
406
407#define M66592_PIPE1CTR 0x70
408#define M66592_PIPE2CTR 0x72
409#define M66592_PIPE3CTR 0x74
410#define M66592_PIPE4CTR 0x76
411#define M66592_PIPE5CTR 0x78
412#define M66592_PIPE6CTR 0x7A
413#define M66592_PIPE7CTR 0x7C
414#define M66592_BSTS 0x8000 /* b15: Buffer status */
415#define M66592_INBUFM 0x4000 /* b14: IN buffer monitor (PIPE 1-5) */
416#define M66592_ACLRM 0x0200 /* b9: Out buffer auto clear mode */
417#define M66592_SQCLR 0x0100 /* b8: Sequence toggle bit clear */
418#define M66592_SQSET 0x0080 /* b7: Sequence toggle bit set */
419#define M66592_SQMON 0x0040 /* b6: Sequence toggle bit monitor */
420#define M66592_PID 0x0003 /* b1-0: Response PID */
421
422#define M66592_INVALID_REG 0x7E
423
424
425#define get_pipectr_addr(pipenum) (M66592_PIPE1CTR + (pipenum - 1) * 2)
426
427#define M66592_MAX_SAMPLING 10
428
429#define M66592_MAX_NUM_PIPE 8
430#define M66592_MAX_NUM_BULK 3
431#define M66592_MAX_NUM_ISOC 2
432#define M66592_MAX_NUM_INT 2
433
434#define M66592_BASE_PIPENUM_BULK 3
435#define M66592_BASE_PIPENUM_ISOC 1
436#define M66592_BASE_PIPENUM_INT 6
437
438#define M66592_BASE_BUFNUM 6
439#define M66592_MAX_BUFNUM 0x4F
440
441struct m66592_pipe_info {
442 u16 pipe;
443 u16 epnum;
444 u16 maxpacket;
445 u16 type;
446 u16 interval;
447 u16 dir_in;
448};
449
450struct m66592_request {
451 struct usb_request req;
452 struct list_head queue;
453};
454
455struct m66592_ep {
456 struct usb_ep ep;
457 struct m66592 *m66592;
458
459 struct list_head queue;
460 unsigned busy:1;
461 unsigned internal_ccpl:1; /* use only control */
462
463 /* this member can able to after m66592_enable */
464 unsigned use_dma:1;
465 u16 pipenum;
466 u16 type;
467 const struct usb_endpoint_descriptor *desc;
468 /* register address */
469 unsigned long fifoaddr;
470 unsigned long fifosel;
471 unsigned long fifoctr;
472 unsigned long fifotrn;
473 unsigned long pipectr;
474};
475
476struct m66592 {
477 spinlock_t lock;
478 void __iomem *reg;
479
480 struct usb_gadget gadget;
481 struct usb_gadget_driver *driver;
482
483 struct m66592_ep ep[M66592_MAX_NUM_PIPE];
484 struct m66592_ep *pipenum2ep[M66592_MAX_NUM_PIPE];
485 struct m66592_ep *epaddr2ep[16];
486
487 struct usb_request *ep0_req; /* for internal request */
488 u16 ep0_data; /* for internal request */
489
490 struct timer_list timer;
491
492 u16 old_vbus;
493 int scount;
494
495 int old_dvsq;
496
497 /* pipe config */
498 int bulk;
499 int interrupt;
500 int isochronous;
501 int num_dma;
502 int bi_bufnum; /* bulk and isochronous's bufnum */
503};
504
505#define gadget_to_m66592(_gadget) container_of(_gadget, struct m66592, gadget)
506#define m66592_to_gadget(m66592) (&m66592->gadget)
507
508#define is_bulk_pipe(pipenum) \
509 ((pipenum >= M66592_BASE_PIPENUM_BULK) && \
510 (pipenum < (M66592_BASE_PIPENUM_BULK + M66592_MAX_NUM_BULK)))
511#define is_interrupt_pipe(pipenum) \
512 ((pipenum >= M66592_BASE_PIPENUM_INT) && \
513 (pipenum < (M66592_BASE_PIPENUM_INT + M66592_MAX_NUM_INT)))
514#define is_isoc_pipe(pipenum) \
515 ((pipenum >= M66592_BASE_PIPENUM_ISOC) && \
516 (pipenum < (M66592_BASE_PIPENUM_ISOC + M66592_MAX_NUM_ISOC)))
517
518#define enable_irq_ready(m66592, pipenum) \
519 enable_pipe_irq(m66592, pipenum, M66592_BRDYENB)
520#define disable_irq_ready(m66592, pipenum) \
521 disable_pipe_irq(m66592, pipenum, M66592_BRDYENB)
522#define enable_irq_empty(m66592, pipenum) \
523 enable_pipe_irq(m66592, pipenum, M66592_BEMPENB)
524#define disable_irq_empty(m66592, pipenum) \
525 disable_pipe_irq(m66592, pipenum, M66592_BEMPENB)
526#define enable_irq_nrdy(m66592, pipenum) \
527 enable_pipe_irq(m66592, pipenum, M66592_NRDYENB)
528#define disable_irq_nrdy(m66592, pipenum) \
529 disable_pipe_irq(m66592, pipenum, M66592_NRDYENB)
530
531/*-------------------------------------------------------------------------*/
532static inline u16 m66592_read(struct m66592 *m66592, unsigned long offset)
533{
534 return inw((unsigned long)m66592->reg + offset);
535}
536
537static inline void m66592_read_fifo(struct m66592 *m66592,
538 unsigned long offset,
539 void *buf, unsigned long len)
540{
541 unsigned long fifoaddr = (unsigned long)m66592->reg + offset;
542
543#if defined(CONFIG_SUPERH_BUILT_IN_M66592)
544 len = (len + 3) / 4;
545 insl(fifoaddr, buf, len);
546#else
547 len = (len + 1) / 2;
548 insw(fifoaddr, buf, len);
549#endif
550}
551
552static inline void m66592_write(struct m66592 *m66592, u16 val,
553 unsigned long offset)
554{
555 outw(val, (unsigned long)m66592->reg + offset);
556}
557
558static inline void m66592_write_fifo(struct m66592 *m66592,
559 unsigned long offset,
560 void *buf, unsigned long len)
561{
562 unsigned long fifoaddr = (unsigned long)m66592->reg + offset;
563#if defined(CONFIG_SUPERH_BUILT_IN_M66592)
564 unsigned long count;
565 unsigned char *pb;
566 int i;
567
568 count = len / 4;
569 outsl(fifoaddr, buf, count);
570
571 if (len & 0x00000003) {
572 pb = buf + count * 4;
573 for (i = 0; i < (len & 0x00000003); i++) {
574 if (m66592_read(m66592, M66592_CFBCFG)) /* little */
575 outb(pb[i], fifoaddr + (3 - i));
576 else
577 outb(pb[i], fifoaddr + i);
578 }
579 }
580#else
581 unsigned long odd = len & 0x0001;
582
583 len = len / 2;
584 outsw(fifoaddr, buf, len);
585 if (odd) {
586 unsigned char *p = buf + len*2;
587 outb(*p, fifoaddr);
588 }
589#endif /* #if defined(CONFIG_SUPERH_BUILT_IN_M66592) */
590}
591
592static inline void m66592_mdfy(struct m66592 *m66592, u16 val, u16 pat,
593 unsigned long offset)
594{
595 u16 tmp;
596 tmp = m66592_read(m66592, offset);
597 tmp = tmp & (~pat);
598 tmp = tmp | val;
599 m66592_write(m66592, tmp, offset);
600}
601
602#define m66592_bclr(m66592, val, offset) \
603 m66592_mdfy(m66592, 0, val, offset)
604#define m66592_bset(m66592, val, offset) \
605 m66592_mdfy(m66592, val, 0, offset)
606
607#if defined(CONFIG_SUPERH_BUILT_IN_M66592)
608#include <asm/io.h>
609#define MSTPCR2 0xA4150038 /* for SH7722 */
610#define MSTPCR2_USB 0x00000800
611
612static inline void usbf_start_clock(void)
613{
614 ctrl_outl(ctrl_inl(MSTPCR2) & ~MSTPCR2_USB, MSTPCR2);
615}
616
617static inline void usbf_stop_clock(void)
618{
619 ctrl_outl(ctrl_inl(MSTPCR2) | MSTPCR2_USB, MSTPCR2);
620}
621
622#else
623#define usbf_start_clock(x)
624#define usbf_stop_clock(x)
625#endif /* if defined(CONFIG_SUPERH_BUILT_IN_M66592) */
626
627#endif /* ifndef __M66592_UDC_H__ */
628
629