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1/*
2 * R8A66597 HCD (Host Controller Driver) for u-boot
3 *
4 * Copyright (C) 2008 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
5 *
e62b5266 6 * SPDX-License-Identifier: GPL-2.0
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7 */
8
9#ifndef __R8A66597_H__
10#define __R8A66597_H__
11
12#define SYSCFG0 0x00
13#define SYSCFG1 0x02
14#define SYSSTS0 0x04
15#define SYSSTS1 0x06
16#define DVSTCTR0 0x08
17#define DVSTCTR1 0x0A
18#define TESTMODE 0x0C
19#define PINCFG 0x0E
20#define DMA0CFG 0x10
21#define DMA1CFG 0x12
22#define CFIFO 0x14
23#define D0FIFO 0x18
24#define D1FIFO 0x1C
25#define CFIFOSEL 0x20
26#define CFIFOCTR 0x22
27#define CFIFOSIE 0x24
28#define D0FIFOSEL 0x28
29#define D0FIFOCTR 0x2A
30#define D1FIFOSEL 0x2C
31#define D1FIFOCTR 0x2E
32#define INTENB0 0x30
33#define INTENB1 0x32
34#define INTENB2 0x34
35#define BRDYENB 0x36
36#define NRDYENB 0x38
37#define BEMPENB 0x3A
38#define SOFCFG 0x3C
39#define INTSTS0 0x40
40#define INTSTS1 0x42
41#define INTSTS2 0x44
42#define BRDYSTS 0x46
43#define NRDYSTS 0x48
44#define BEMPSTS 0x4A
45#define FRMNUM 0x4C
46#define UFRMNUM 0x4E
47#define USBADDR 0x50
48#define USBREQ 0x54
49#define USBVAL 0x56
50#define USBINDX 0x58
51#define USBLENG 0x5A
52#define DCPCFG 0x5C
53#define DCPMAXP 0x5E
54#define DCPCTR 0x60
55#define PIPESEL 0x64
56#define PIPECFG 0x68
57#define PIPEBUF 0x6A
58#define PIPEMAXP 0x6C
59#define PIPEPERI 0x6E
60#define PIPE1CTR 0x70
61#define PIPE2CTR 0x72
62#define PIPE3CTR 0x74
63#define PIPE4CTR 0x76
64#define PIPE5CTR 0x78
65#define PIPE6CTR 0x7A
66#define PIPE7CTR 0x7C
67#define PIPE8CTR 0x7E
68#define PIPE9CTR 0x80
69#define PIPE1TRE 0x90
70#define PIPE1TRN 0x92
71#define PIPE2TRE 0x94
72#define PIPE2TRN 0x96
73#define PIPE3TRE 0x98
74#define PIPE3TRN 0x9A
75#define PIPE4TRE 0x9C
76#define PIPE4TRN 0x9E
77#define PIPE5TRE 0xA0
78#define PIPE5TRN 0xA2
79#define DEVADD0 0xD0
80#define DEVADD1 0xD2
81#define DEVADD2 0xD4
82#define DEVADD3 0xD6
83#define DEVADD4 0xD8
84#define DEVADD5 0xDA
85#define DEVADD6 0xDC
86#define DEVADD7 0xDE
87#define DEVADD8 0xE0
88#define DEVADD9 0xE2
89#define DEVADDA 0xE4
11f46789 90#define SUSPMODE0 0x102 /* RZ/A only */
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91
92/* System Configuration Control Register */
11f46789 93#if !defined(CONFIG_RZA_USB)
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94#define XTAL 0xC000 /* b15-14: Crystal selection */
95#define XTAL48 0x8000 /* 48MHz */
96#define XTAL24 0x4000 /* 24MHz */
97#define XTAL12 0x0000 /* 12MHz */
98#define XCKE 0x2000 /* b13: External clock enable */
99#define PLLC 0x0800 /* b11: PLL control */
100#define SCKE 0x0400 /* b10: USB clock enable */
101#define PCSDIS 0x0200 /* b9: not CS wakeup */
102#define LPSME 0x0100 /* b8: Low power sleep mode */
11f46789 103#endif
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104#define HSE 0x0080 /* b7: Hi-speed enable */
105#define DCFM 0x0040 /* b6: Controller function select */
106#define DRPD 0x0020 /* b5: D+/- pull down control */
107#define DPRPU 0x0010 /* b4: D+ pull up control */
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108#if defined(CONFIG_RZA_USB)
109#define XTAL 0x0004 /* b2: Crystal selection */
110#define XTAL12 0x0004 /* 12MHz */
111#define XTAL48 0x0000 /* 48MHz */
112#define UPLLE 0x0002 /* b1: internal PLL control */
113#endif
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114#define USBE 0x0001 /* b0: USB module operation enable */
115
116/* System Configuration Status Register */
117#define OVCBIT 0x8000 /* b15-14: Over-current bit */
118#define OVCMON 0xC000 /* b15-14: Over-current monitor */
119#define SOFEA 0x0020 /* b5: SOF monitor */
120#define IDMON 0x0004 /* b3: ID-pin monitor */
121#define LNST 0x0003 /* b1-0: D+, D- line status */
122#define SE1 0x0003 /* SE1 */
123#define FS_KSTS 0x0002 /* Full-Speed K State */
124#define FS_JSTS 0x0001 /* Full-Speed J State */
125#define LS_JSTS 0x0002 /* Low-Speed J State */
126#define LS_KSTS 0x0001 /* Low-Speed K State */
127#define SE0 0x0000 /* SE0 */
128
129/* Device State Control Register */
130#define EXTLP0 0x0400 /* b10: External port */
131#define VBOUT 0x0200 /* b9: VBUS output */
132#define WKUP 0x0100 /* b8: Remote wakeup */
133#define RWUPE 0x0080 /* b7: Remote wakeup sense */
134#define USBRST 0x0040 /* b6: USB reset enable */
135#define RESUME 0x0020 /* b5: Resume enable */
136#define UACT 0x0010 /* b4: USB bus enable */
137#define RHST 0x0007 /* b1-0: Reset handshake status */
138#define HSPROC 0x0004 /* HS handshake is processing */
139#define HSMODE 0x0003 /* Hi-Speed mode */
140#define FSMODE 0x0002 /* Full-Speed mode */
141#define LSMODE 0x0001 /* Low-Speed mode */
142#define UNDECID 0x0000 /* Undecided */
143
144/* Test Mode Register */
145#define UTST 0x000F /* b3-0: Test select */
146#define H_TST_PACKET 0x000C /* HOST TEST Packet */
147#define H_TST_SE0_NAK 0x000B /* HOST TEST SE0 NAK */
148#define H_TST_K 0x000A /* HOST TEST K */
149#define H_TST_J 0x0009 /* HOST TEST J */
150#define H_TST_NORMAL 0x0000 /* HOST Normal Mode */
151#define P_TST_PACKET 0x0004 /* PERI TEST Packet */
152#define P_TST_SE0_NAK 0x0003 /* PERI TEST SE0 NAK */
153#define P_TST_K 0x0002 /* PERI TEST K */
154#define P_TST_J 0x0001 /* PERI TEST J */
155#define P_TST_NORMAL 0x0000 /* PERI Normal Mode */
156
157/* Data Pin Configuration Register */
158#define LDRV 0x8000 /* b15: Drive Current Adjust */
159#define VIF1 0x0000 /* VIF = 1.8V */
160#define VIF3 0x8000 /* VIF = 3.3V */
161#define INTA 0x0001 /* b1: USB INT-pin active */
162
163/* DMAx Pin Configuration Register */
164#define DREQA 0x4000 /* b14: Dreq active select */
165#define BURST 0x2000 /* b13: Burst mode */
166#define DACKA 0x0400 /* b10: Dack active select */
167#define DFORM 0x0380 /* b9-7: DMA mode select */
168#define CPU_ADR_RD_WR 0x0000 /* Address + RD/WR mode (CPU bus) */
169#define CPU_DACK_RD_WR 0x0100 /* DACK + RD/WR mode (CPU bus) */
170#define CPU_DACK_ONLY 0x0180 /* DACK only mode (CPU bus) */
171#define SPLIT_DACK_ONLY 0x0200 /* DACK only mode (SPLIT bus) */
172#define DENDA 0x0040 /* b6: Dend active select */
173#define PKTM 0x0020 /* b5: Packet mode */
174#define DENDE 0x0010 /* b4: Dend enable */
175#define OBUS 0x0004 /* b2: OUTbus mode */
176
177/* CFIFO/DxFIFO Port Select Register */
178#define RCNT 0x8000 /* b15: Read count mode */
179#define REW 0x4000 /* b14: Buffer rewind */
180#define DCLRM 0x2000 /* b13: DMA buffer clear mode */
181#define DREQE 0x1000 /* b12: DREQ output enable */
182#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597)
183#define MBW 0x0800
184#else
11f46789 185#if !defined(CONFIG_RZA_USB)
fd0f2f37 186#define MBW 0x0400 /* b10: Maximum bit width for FIFO access */
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187#else
188#define MBW 0x0800 /* b10: Maximum bit width for FIFO access */
189#endif
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190#endif
191#define MBW_8 0x0000 /* 8bit */
192#define MBW_16 0x0400 /* 16bit */
11f46789 193#define MBW_32 0x0800 /* 32bit */
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194#define BIGEND 0x0100 /* b8: Big endian mode */
195#define BYTE_LITTLE 0x0000 /* little dendian */
196#define BYTE_BIG 0x0100 /* big endifan */
197#define ISEL 0x0020 /* b5: DCP FIFO port direction select */
198#define CURPIPE 0x000F /* b2-0: PIPE select */
199
200/* CFIFO/DxFIFO Port Control Register */
201#define BVAL 0x8000 /* b15: Buffer valid flag */
202#define BCLR 0x4000 /* b14: Buffer clear */
203#define FRDY 0x2000 /* b13: FIFO ready */
204#define DTLN 0x0FFF /* b11-0: FIFO received data length */
205
206/* Interrupt Enable Register 0 */
207#define VBSE 0x8000 /* b15: VBUS interrupt */
208#define RSME 0x4000 /* b14: Resume interrupt */
209#define SOFE 0x2000 /* b13: Frame update interrupt */
210#define DVSE 0x1000 /* b12: Device state transition interrupt */
211#define CTRE 0x0800 /* b11: Control transfer stage transition interrupt */
212#define BEMPE 0x0400 /* b10: Buffer empty interrupt */
213#define NRDYE 0x0200 /* b9: Buffer not ready interrupt */
214#define BRDYE 0x0100 /* b8: Buffer ready interrupt */
215
216/* Interrupt Enable Register 1 */
217#define OVRCRE 0x8000 /* b15: Over-current interrupt */
218#define BCHGE 0x4000 /* b14: USB us chenge interrupt */
219#define DTCHE 0x1000 /* b12: Detach sense interrupt */
220#define ATTCHE 0x0800 /* b11: Attach sense interrupt */
221#define EOFERRE 0x0040 /* b6: EOF error interrupt */
222#define SIGNE 0x0020 /* b5: SETUP IGNORE interrupt */
223#define SACKE 0x0010 /* b4: SETUP ACK interrupt */
224
225/* BRDY Interrupt Enable/Status Register */
226#define BRDY9 0x0200 /* b9: PIPE9 */
227#define BRDY8 0x0100 /* b8: PIPE8 */
228#define BRDY7 0x0080 /* b7: PIPE7 */
229#define BRDY6 0x0040 /* b6: PIPE6 */
230#define BRDY5 0x0020 /* b5: PIPE5 */
231#define BRDY4 0x0010 /* b4: PIPE4 */
232#define BRDY3 0x0008 /* b3: PIPE3 */
233#define BRDY2 0x0004 /* b2: PIPE2 */
234#define BRDY1 0x0002 /* b1: PIPE1 */
235#define BRDY0 0x0001 /* b1: PIPE0 */
236
237/* NRDY Interrupt Enable/Status Register */
238#define NRDY9 0x0200 /* b9: PIPE9 */
239#define NRDY8 0x0100 /* b8: PIPE8 */
240#define NRDY7 0x0080 /* b7: PIPE7 */
241#define NRDY6 0x0040 /* b6: PIPE6 */
242#define NRDY5 0x0020 /* b5: PIPE5 */
243#define NRDY4 0x0010 /* b4: PIPE4 */
244#define NRDY3 0x0008 /* b3: PIPE3 */
245#define NRDY2 0x0004 /* b2: PIPE2 */
246#define NRDY1 0x0002 /* b1: PIPE1 */
247#define NRDY0 0x0001 /* b1: PIPE0 */
248
249/* BEMP Interrupt Enable/Status Register */
250#define BEMP9 0x0200 /* b9: PIPE9 */
251#define BEMP8 0x0100 /* b8: PIPE8 */
252#define BEMP7 0x0080 /* b7: PIPE7 */
253#define BEMP6 0x0040 /* b6: PIPE6 */
254#define BEMP5 0x0020 /* b5: PIPE5 */
255#define BEMP4 0x0010 /* b4: PIPE4 */
256#define BEMP3 0x0008 /* b3: PIPE3 */
257#define BEMP2 0x0004 /* b2: PIPE2 */
258#define BEMP1 0x0002 /* b1: PIPE1 */
259#define BEMP0 0x0001 /* b0: PIPE0 */
260
261/* SOF Pin Configuration Register */
262#define TRNENSEL 0x0100 /* b8: Select transaction enable period */
263#define BRDYM 0x0040 /* b6: BRDY clear timing */
264#define INTL 0x0020 /* b5: Interrupt sense select */
265#define EDGESTS 0x0010 /* b4: */
266#define SOFMODE 0x000C /* b3-2: SOF pin select */
267#define SOF_125US 0x0008 /* SOF OUT 125us Frame Signal */
268#define SOF_1MS 0x0004 /* SOF OUT 1ms Frame Signal */
269#define SOF_DISABLE 0x0000 /* SOF OUT Disable */
270
271/* Interrupt Status Register 0 */
272#define VBINT 0x8000 /* b15: VBUS interrupt */
273#define RESM 0x4000 /* b14: Resume interrupt */
274#define SOFR 0x2000 /* b13: SOF frame update interrupt */
275#define DVST 0x1000 /* b12: Device state transition interrupt */
276#define CTRT 0x0800 /* b11: Control transfer stage transition interrupt */
277#define BEMP 0x0400 /* b10: Buffer empty interrupt */
278#define NRDY 0x0200 /* b9: Buffer not ready interrupt */
279#define BRDY 0x0100 /* b8: Buffer ready interrupt */
280#define VBSTS 0x0080 /* b7: VBUS input port */
281#define DVSQ 0x0070 /* b6-4: Device state */
282#define DS_SPD_CNFG 0x0070 /* Suspend Configured */
283#define DS_SPD_ADDR 0x0060 /* Suspend Address */
284#define DS_SPD_DFLT 0x0050 /* Suspend Default */
285#define DS_SPD_POWR 0x0040 /* Suspend Powered */
286#define DS_SUSP 0x0040 /* Suspend */
287#define DS_CNFG 0x0030 /* Configured */
288#define DS_ADDS 0x0020 /* Address */
289#define DS_DFLT 0x0010 /* Default */
290#define DS_POWR 0x0000 /* Powered */
291#define DVSQS 0x0030 /* b5-4: Device state */
292#define VALID 0x0008 /* b3: Setup packet detected flag */
293#define CTSQ 0x0007 /* b2-0: Control transfer stage */
294#define CS_SQER 0x0006 /* Sequence error */
295#define CS_WRND 0x0005 /* Control write nodata status stage */
296#define CS_WRSS 0x0004 /* Control write status stage */
297#define CS_WRDS 0x0003 /* Control write data stage */
298#define CS_RDSS 0x0002 /* Control read status stage */
299#define CS_RDDS 0x0001 /* Control read data stage */
300#define CS_IDST 0x0000 /* Idle or setup stage */
301
302/* Interrupt Status Register 1 */
303#define OVRCR 0x8000 /* b15: Over-current interrupt */
304#define BCHG 0x4000 /* b14: USB bus chenge interrupt */
305#define DTCH 0x1000 /* b12: Detach sense interrupt */
306#define ATTCH 0x0800 /* b11: Attach sense interrupt */
307#define EOFERR 0x0040 /* b6: EOF-error interrupt */
308#define SIGN 0x0020 /* b5: Setup ignore interrupt */
309#define SACK 0x0010 /* b4: Setup acknowledge interrupt */
310
311/* Frame Number Register */
312#define OVRN 0x8000 /* b15: Overrun error */
313#define CRCE 0x4000 /* b14: Received data error */
314#define FRNM 0x07FF /* b10-0: Frame number */
315
316/* Micro Frame Number Register */
317#define UFRNM 0x0007 /* b2-0: Micro frame number */
318
319/* Default Control Pipe Maxpacket Size Register */
320/* Pipe Maxpacket Size Register */
321#define DEVSEL 0xF000 /* b15-14: Device address select */
322#define MAXP 0x007F /* b6-0: Maxpacket size of default control pipe */
323
324/* Default Control Pipe Control Register */
325#define BSTS 0x8000 /* b15: Buffer status */
326#define SUREQ 0x4000 /* b14: Send USB request */
327#define CSCLR 0x2000 /* b13: complete-split status clear */
328#define CSSTS 0x1000 /* b12: complete-split status */
329#define SUREQCLR 0x0800 /* b11: stop setup request */
330#define SQCLR 0x0100 /* b8: Sequence toggle bit clear */
331#define SQSET 0x0080 /* b7: Sequence toggle bit set */
332#define SQMON 0x0040 /* b6: Sequence toggle bit monitor */
333#define PBUSY 0x0020 /* b5: pipe busy */
334#define PINGE 0x0010 /* b4: ping enable */
335#define CCPL 0x0004 /* b2: Enable control transfer complete */
336#define PID 0x0003 /* b1-0: Response PID */
337#define PID_STALL11 0x0003 /* STALL */
338#define PID_STALL 0x0002 /* STALL */
339#define PID_BUF 0x0001 /* BUF */
340#define PID_NAK 0x0000 /* NAK */
341
342/* Pipe Window Select Register */
343#define PIPENM 0x0007 /* b2-0: Pipe select */
344
345/* Pipe Configuration Register */
346#define R8A66597_TYP 0xC000 /* b15-14: Transfer type */
347#define R8A66597_ISO 0xC000 /* Isochronous */
348#define R8A66597_INT 0x8000 /* Interrupt */
349#define R8A66597_BULK 0x4000 /* Bulk */
350#define R8A66597_BFRE 0x0400 /* b10: Buffer ready interrupt mode select */
351#define R8A66597_DBLB 0x0200 /* b9: Double buffer mode select */
352#define R8A66597_CNTMD 0x0100 /* b8: Continuous transfer mode select */
353#define R8A66597_SHTNAK 0x0080 /* b7: Transfer end NAK */
354#define R8A66597_DIR 0x0010 /* b4: Transfer direction select */
355#define R8A66597_EPNUM 0x000F /* b3-0: Eendpoint number select */
356
357/* Pipe Buffer Configuration Register */
358#define BUFSIZE 0x7C00 /* b14-10: Pipe buffer size */
359#define BUFNMB 0x007F /* b6-0: Pipe buffer number */
360#define PIPE0BUF 256
361#define PIPExBUF 64
362
363/* Pipe Maxpacket Size Register */
364#define MXPS 0x07FF /* b10-0: Maxpacket size */
365
366/* Pipe Cycle Configuration Register */
367#define IFIS 0x1000 /* b12: Isochronous in-buffer flush mode select */
368#define IITV 0x0007 /* b2-0: Isochronous interval */
369
370/* Pipex Control Register */
371#define BSTS 0x8000 /* b15: Buffer status */
372#define INBUFM 0x4000 /* b14: IN buffer monitor (Only for PIPE1 to 5) */
373#define CSCLR 0x2000 /* b13: complete-split status clear */
374#define CSSTS 0x1000 /* b12: complete-split status */
375#define ATREPM 0x0400 /* b10: Auto repeat mode */
376#define ACLRM 0x0200 /* b9: Out buffer auto clear mode */
377#define SQCLR 0x0100 /* b8: Sequence toggle bit clear */
378#define SQSET 0x0080 /* b7: Sequence toggle bit set */
379#define SQMON 0x0040 /* b6: Sequence toggle bit monitor */
380#define PBUSY 0x0020 /* b5: pipe busy */
381#define PID 0x0003 /* b1-0: Response PID */
382
383/* PIPExTRE */
384#define TRENB 0x0200 /* b9: Transaction counter enable */
385#define TRCLR 0x0100 /* b8: Transaction counter clear */
386
387/* PIPExTRN */
388#define TRNCNT 0xFFFF /* b15-0: Transaction counter */
389
390/* DEVADDx */
391#define UPPHUB 0x7800
392#define HUBPORT 0x0700
393#define USBSPD 0x00C0
394#define RTPORT 0x0001
395
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396/* Suspend Mode Register */
397#define SUSPM 0x4000 /* b14: Suspend */
398
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399#define R8A66597_MAX_NUM_PIPE 10
400#define R8A66597_BUF_BSIZE 8
401#define R8A66597_MAX_DEVICE 10
402#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597)
403#define R8A66597_MAX_ROOT_HUB 1
404#else
405#define R8A66597_MAX_ROOT_HUB 2
406#endif
407#define R8A66597_MAX_SAMPLING 5
408#define R8A66597_RH_POLL_TIME 10
409
410#define BULK_IN_PIPENUM 3
411#define BULK_IN_BUFNUM 8
412
413#define BULK_OUT_PIPENUM 4
414#define BULK_OUT_BUFNUM 40
415
416#define check_bulk_or_isoc(pipenum) ((pipenum >= 1 && pipenum <= 5))
417#define check_interrupt(pipenum) ((pipenum >= 6 && pipenum <= 9))
418#define make_devsel(addr) (addr << 12)
419
420struct r8a66597 {
421 unsigned long reg;
422 unsigned short pipe_config; /* bit field */
423 unsigned short port_status;
424 unsigned short port_change;
425 u16 speed; /* HSMODE or FSMODE or LSMODE */
426 unsigned char rh_devnum;
427};
428
429static inline u16 r8a66597_read(struct r8a66597 *r8a66597, unsigned long offset)
430{
431 return inw(r8a66597->reg + offset);
432}
433
434static inline void r8a66597_read_fifo(struct r8a66597 *r8a66597,
435 unsigned long offset, void *buf,
436 int len)
437{
438 int i;
11f46789 439#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) || defined(CONFIG_RZA_USB)
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440 unsigned long fifoaddr = r8a66597->reg + offset;
441 unsigned long count;
442 unsigned long *p = buf;
443
444 count = len / 4;
445 for (i = 0; i < count; i++)
0b09f54a 446 p[i] = inl(r8a66597->reg + offset);
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447
448 if (len & 0x00000003) {
449 unsigned long tmp = inl(fifoaddr);
450 memcpy((unsigned char *)buf + count * 4, &tmp, len & 0x03);
451 }
452#else
453 unsigned short *p = buf;
454
455 len = (len + 1) / 2;
456 for (i = 0; i < len; i++)
457 p[i] = inw(r8a66597->reg + offset);
458#endif
459}
460
461static inline void r8a66597_write(struct r8a66597 *r8a66597, u16 val,
462 unsigned long offset)
463{
464 outw(val, r8a66597->reg + offset);
465}
466
467static inline void r8a66597_write_fifo(struct r8a66597 *r8a66597,
468 unsigned long offset, void *buf,
469 int len)
470{
471 int i;
472 unsigned long fifoaddr = r8a66597->reg + offset;
11f46789 473#if defined(CONFIG_SUPERH_ON_CHIP_R8A66597) || defined(CONFIG_RZA_USB)
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474 unsigned long count;
475 unsigned char *pb;
476 unsigned long *p = buf;
477
478 count = len / 4;
479 for (i = 0; i < count; i++)
480 outl(p[i], fifoaddr);
481
482 if (len & 0x00000003) {
483 pb = (unsigned char *)buf + count * 4;
484 for (i = 0; i < (len & 0x00000003); i++) {
485 if (r8a66597_read(r8a66597, CFIFOSEL) & BIGEND)
486 outb(pb[i], fifoaddr + i);
487 else
488 outb(pb[i], fifoaddr + 3 - i);
489 }
490 }
491#else
492 int odd = len & 0x0001;
493 unsigned short *p = buf;
494
495 len = len / 2;
496 for (i = 0; i < len; i++)
497 outw(p[i], fifoaddr);
498
499 if (odd) {
500 unsigned char *pb = (unsigned char *)(buf + len);
501 outb(*pb, fifoaddr);
502 }
503#endif
504}
505
506static inline void r8a66597_mdfy(struct r8a66597 *r8a66597,
507 u16 val, u16 pat, unsigned long offset)
508{
509 u16 tmp;
510 tmp = r8a66597_read(r8a66597, offset);
511 tmp = tmp & (~pat);
512 tmp = tmp | val;
513 r8a66597_write(r8a66597, tmp, offset);
514}
515
516#define r8a66597_bclr(r8a66597, val, offset) \
517 r8a66597_mdfy(r8a66597, 0, val, offset)
518#define r8a66597_bset(r8a66597, val, offset) \
519 r8a66597_mdfy(r8a66597, val, 0, offset)
520
521static inline unsigned long get_syscfg_reg(int port)
522{
523 return port == 0 ? SYSCFG0 : SYSCFG1;
524}
525
526static inline unsigned long get_syssts_reg(int port)
527{
528 return port == 0 ? SYSSTS0 : SYSSTS1;
529}
530
531static inline unsigned long get_dvstctr_reg(int port)
532{
533 return port == 0 ? DVSTCTR0 : DVSTCTR1;
534}
535
536static inline unsigned long get_dmacfg_reg(int port)
537{
538 return port == 0 ? DMA0CFG : DMA1CFG;
539}
540
541static inline unsigned long get_intenb_reg(int port)
542{
543 return port == 0 ? INTENB1 : INTENB2;
544}
545
546static inline unsigned long get_intsts_reg(int port)
547{
548 return port == 0 ? INTSTS1 : INTSTS2;
549}
550
551static inline u16 get_rh_usb_speed(struct r8a66597 *r8a66597, int port)
552{
553 unsigned long dvstctr_reg = get_dvstctr_reg(port);
554
555 return r8a66597_read(r8a66597, dvstctr_reg) & RHST;
556}
557
558static inline void r8a66597_port_power(struct r8a66597 *r8a66597, int port,
559 int power)
560{
561 unsigned long dvstctr_reg = get_dvstctr_reg(port);
562
563 if (power)
564 r8a66597_bset(r8a66597, VBOUT, dvstctr_reg);
565 else
566 r8a66597_bclr(r8a66597, VBOUT, dvstctr_reg);
567}
568
569#define get_pipectr_addr(pipenum) (PIPE1CTR + (pipenum - 1) * 2)
570#define get_pipetre_addr(pipenum) (PIPE1TRE + (pipenum - 1) * 4)
571#define get_pipetrn_addr(pipenum) (PIPE1TRN + (pipenum - 1) * 4)
572#define get_devadd_addr(address) (DEVADD0 + address * 2)
573
574
575/* USB HUB CONSTANTS (not OHCI-specific; see hub.h, based on usb_ohci.h) */
576
577/* destination of request */
578#define RH_INTERFACE 0x01
579#define RH_ENDPOINT 0x02
580#define RH_OTHER 0x03
581
582#define RH_CLASS 0x20
583#define RH_VENDOR 0x40
584
585/* Requests: bRequest << 8 | bmRequestType */
586#define RH_GET_STATUS 0x0080
587#define RH_CLEAR_FEATURE 0x0100
588#define RH_SET_FEATURE 0x0300
589#define RH_SET_ADDRESS 0x0500
590#define RH_GET_DESCRIPTOR 0x0680
591#define RH_SET_DESCRIPTOR 0x0700
592#define RH_GET_CONFIGURATION 0x0880
593#define RH_SET_CONFIGURATION 0x0900
594#define RH_GET_STATE 0x0280
595#define RH_GET_INTERFACE 0x0A80
596#define RH_SET_INTERFACE 0x0B00
597#define RH_SYNC_FRAME 0x0C80
598/* Our Vendor Specific Request */
599#define RH_SET_EP 0x2000
600
fd0f2f37
YS
601/* Hub port features */
602#define RH_PORT_CONNECTION 0x00
603#define RH_PORT_ENABLE 0x01
604#define RH_PORT_SUSPEND 0x02
605#define RH_PORT_OVER_CURRENT 0x03
606#define RH_PORT_RESET 0x04
607#define RH_PORT_POWER 0x08
608#define RH_PORT_LOW_SPEED 0x09
609
610#define RH_C_PORT_CONNECTION 0x10
611#define RH_C_PORT_ENABLE 0x11
612#define RH_C_PORT_SUSPEND 0x12
613#define RH_C_PORT_OVER_CURRENT 0x13
614#define RH_C_PORT_RESET 0x14
615
616/* Hub features */
617#define RH_C_HUB_LOCAL_POWER 0x00
618#define RH_C_HUB_OVER_CURRENT 0x01
619
620#define RH_DEVICE_REMOTE_WAKEUP 0x00
621#define RH_ENDPOINT_STALL 0x01
622
623#define RH_ACK 0x01
624#define RH_REQ_ERR -1
625#define RH_NACK 0x00
626
fd0f2f37
YS
627/* OHCI ROOT HUB REGISTER MASKS */
628
629/* roothub.portstatus [i] bits */
630#define RH_PS_CCS 0x00000001 /* current connect status */
631#define RH_PS_PES 0x00000002 /* port enable status*/
632#define RH_PS_PSS 0x00000004 /* port suspend status */
633#define RH_PS_POCI 0x00000008 /* port over current indicator */
634#define RH_PS_PRS 0x00000010 /* port reset status */
635#define RH_PS_PPS 0x00000100 /* port power status */
636#define RH_PS_LSDA 0x00000200 /* low speed device attached */
637#define RH_PS_CSC 0x00010000 /* connect status change */
638#define RH_PS_PESC 0x00020000 /* port enable status change */
639#define RH_PS_PSSC 0x00040000 /* port suspend status change */
640#define RH_PS_OCIC 0x00080000 /* over current indicator change */
641#define RH_PS_PRSC 0x00100000 /* port reset status change */
642
643/* roothub.status bits */
644#define RH_HS_LPS 0x00000001 /* local power status */
645#define RH_HS_OCI 0x00000002 /* over current indicator */
646#define RH_HS_DRWE 0x00008000 /* device remote wakeup enable */
647#define RH_HS_LPSC 0x00010000 /* local power status change */
648#define RH_HS_OCIC 0x00020000 /* over current indicator change */
649#define RH_HS_CRWE 0x80000000 /* clear remote wakeup enable */
650
651/* roothub.b masks */
652#define RH_B_DR 0x0000ffff /* device removable flags */
653#define RH_B_PPCM 0xffff0000 /* port power control mask */
654
655/* roothub.a masks */
656#define RH_A_NDP (0xff << 0) /* number of downstream ports */
657#define RH_A_PSM (1 << 8) /* power switching mode */
658#define RH_A_NPS (1 << 9) /* no power switching */
659#define RH_A_DT (1 << 10) /* device type (mbz) */
660#define RH_A_OCPM (1 << 11) /* over current protection mode */
661#define RH_A_NOCP (1 << 12) /* no over current protection */
662#define RH_A_POTPGT (0xff << 24) /* power on to power good time */
663
fd0f2f37 664#endif /* __R8A66597_H__ */