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1/* SPDX-License-Identifier: GPL-1.0+ */
2/*
3 * Renesas USB driver
4 *
5 * Copyright (C) 2011 Renesas Solutions Corp.
6 * Copyright (C) 2019 Renesas Electronics Corporation
7 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
8 */
9#ifndef RENESAS_USB_DRIVER_H
10#define RENESAS_USB_DRIVER_H
11
12#include <linux/clk.h>
13#include <linux/extcon.h>
14#include <linux/platform_device.h>
15#include <linux/reset.h>
16#include <linux/usb/renesas_usbhs.h>
17
18struct usbhs_priv;
19
20#include "mod.h"
21#include "pipe.h"
22
23/*
24 *
25 * register define
26 *
27 */
28#define SYSCFG 0x0000
29#define BUSWAIT 0x0002
30#define DVSTCTR 0x0008
31#define TESTMODE 0x000C
32#define CFIFO 0x0014
33#define CFIFOSEL 0x0020
34#define CFIFOCTR 0x0022
35#define D0FIFO 0x0100
36#define D0FIFOSEL 0x0028
37#define D0FIFOCTR 0x002A
38#define D1FIFO 0x0120
39#define D1FIFOSEL 0x002C
40#define D1FIFOCTR 0x002E
41#define INTENB0 0x0030
42#define INTENB1 0x0032
43#define BRDYENB 0x0036
44#define NRDYENB 0x0038
45#define BEMPENB 0x003A
46#define INTSTS0 0x0040
47#define INTSTS1 0x0042
48#define BRDYSTS 0x0046
49#define NRDYSTS 0x0048
50#define BEMPSTS 0x004A
51#define FRMNUM 0x004C
52#define USBREQ 0x0054 /* USB request type register */
53#define USBVAL 0x0056 /* USB request value register */
54#define USBINDX 0x0058 /* USB request index register */
55#define USBLENG 0x005A /* USB request length register */
56#define DCPCFG 0x005C
57#define DCPMAXP 0x005E
58#define DCPCTR 0x0060
59#define PIPESEL 0x0064
60#define PIPECFG 0x0068
61#define PIPEBUF 0x006A
62#define PIPEMAXP 0x006C
63#define PIPEPERI 0x006E
64#define PIPEnCTR 0x0070
65#define PIPE1TRE 0x0090
66#define PIPE1TRN 0x0092
67#define PIPE2TRE 0x0094
68#define PIPE2TRN 0x0096
69#define PIPE3TRE 0x0098
70#define PIPE3TRN 0x009A
71#define PIPE4TRE 0x009C
72#define PIPE4TRN 0x009E
73#define PIPE5TRE 0x00A0
74#define PIPE5TRN 0x00A2
75#define PIPEBTRE 0x00A4
76#define PIPEBTRN 0x00A6
77#define PIPECTRE 0x00A8
78#define PIPECTRN 0x00AA
79#define PIPEDTRE 0x00AC
80#define PIPEDTRN 0x00AE
81#define PIPEETRE 0x00B0
82#define PIPEETRN 0x00B2
83#define PIPEFTRE 0x00B4
84#define PIPEFTRN 0x00B6
85#define PIPE9TRE 0x00B8
86#define PIPE9TRN 0x00BA
87#define PIPEATRE 0x00BC
88#define PIPEATRN 0x00BE
89#define DEVADD0 0x00D0 /* Device address n configuration */
90#define DEVADD1 0x00D2
91#define DEVADD2 0x00D4
92#define DEVADD3 0x00D6
93#define DEVADD4 0x00D8
94#define DEVADD5 0x00DA
95#define DEVADD6 0x00DC
96#define DEVADD7 0x00DE
97#define DEVADD8 0x00E0
98#define DEVADD9 0x00E2
99#define DEVADDA 0x00E4
100#define D2FIFOSEL 0x00F0 /* for R-Car Gen2 */
101#define D2FIFOCTR 0x00F2 /* for R-Car Gen2 */
102#define D3FIFOSEL 0x00F4 /* for R-Car Gen2 */
103#define D3FIFOCTR 0x00F6 /* for R-Car Gen2 */
104#define SUSPMODE 0x0102 /* for RZ/A */
105
106/* SYSCFG */
107#define SCKE (1 << 10) /* USB Module Clock Enable */
108#define CNEN (1 << 8) /* Single-ended receiver operation Enable */
109#define HSE (1 << 7) /* High-Speed Operation Enable */
110#define DCFM (1 << 6) /* Controller Function Select */
111#define DRPD (1 << 5) /* D+ Line/D- Line Resistance Control */
112#define DPRPU (1 << 4) /* D+ Line Resistance Control */
113#define USBE (1 << 0) /* USB Module Operation Enable */
114#define UCKSEL (1 << 2) /* Clock Select for RZ/A1 */
115#define UPLLE (1 << 1) /* USB PLL Enable for RZ/A1 */
116
117/* DVSTCTR */
118#define EXTLP (1 << 10) /* Controls the EXTLP pin output state */
119#define PWEN (1 << 9) /* Controls the PWEN pin output state */
120#define USBRST (1 << 6) /* Bus Reset Output */
121#define UACT (1 << 4) /* USB Bus Enable */
122#define RHST (0x7) /* Reset Handshake */
123#define RHST_LOW_SPEED 1 /* Low-speed connection */
124#define RHST_FULL_SPEED 2 /* Full-speed connection */
125#define RHST_HIGH_SPEED 3 /* High-speed connection */
126
127/* CFIFOSEL */
128#define DREQE (1 << 12) /* DMA Transfer Request Enable */
129#define MBW_32 (0x2 << 10) /* CFIFO Port Access Bit Width */
130
131/* CFIFOCTR */
132#define BVAL (1 << 15) /* Buffer Memory Enable Flag */
133#define BCLR (1 << 14) /* CPU buffer clear */
134#define FRDY (1 << 13) /* FIFO Port Ready */
135#define DTLN_MASK (0x0FFF) /* Receive Data Length */
136
137/* INTENB0 */
138#define VBSE (1 << 15) /* Enable IRQ VBUS_0 and VBUSIN_0 */
139#define RSME (1 << 14) /* Enable IRQ Resume */
140#define SOFE (1 << 13) /* Enable IRQ Frame Number Update */
141#define DVSE (1 << 12) /* Enable IRQ Device State Transition */
142#define CTRE (1 << 11) /* Enable IRQ Control Stage Transition */
143#define BEMPE (1 << 10) /* Enable IRQ Buffer Empty */
144#define NRDYE (1 << 9) /* Enable IRQ Buffer Not Ready Response */
145#define BRDYE (1 << 8) /* Enable IRQ Buffer Ready */
146
147/* INTENB1 */
148#define BCHGE (1 << 14) /* USB Bus Change Interrupt Enable */
149#define DTCHE (1 << 12) /* Disconnection Detect Interrupt Enable */
150#define ATTCHE (1 << 11) /* Connection Detect Interrupt Enable */
151#define EOFERRE (1 << 6) /* EOF Error Detect Interrupt Enable */
152#define SIGNE (1 << 5) /* Setup Transaction Error Interrupt Enable */
153#define SACKE (1 << 4) /* Setup Transaction ACK Interrupt Enable */
154
155/* INTSTS0 */
156#define VBINT (1 << 15) /* VBUS0_0 and VBUS1_0 Interrupt Status */
157#define DVST (1 << 12) /* Device State Transition Interrupt Status */
158#define CTRT (1 << 11) /* Control Stage Interrupt Status */
159#define BEMP (1 << 10) /* Buffer Empty Interrupt Status */
160#define BRDY (1 << 8) /* Buffer Ready Interrupt Status */
161#define VBSTS (1 << 7) /* VBUS_0 and VBUSIN_0 Input Status */
162#define VALID (1 << 3) /* USB Request Receive */
163
164#define DVSQ_MASK (0x7 << 4) /* Device State */
165#define POWER_STATE (0 << 4)
166#define DEFAULT_STATE (1 << 4)
167#define ADDRESS_STATE (2 << 4)
168#define CONFIGURATION_STATE (3 << 4)
169#define SUSPENDED_STATE (4 << 4)
170
171#define CTSQ_MASK (0x7) /* Control Transfer Stage */
172#define IDLE_SETUP_STAGE 0 /* Idle stage or setup stage */
173#define READ_DATA_STAGE 1 /* Control read data stage */
174#define READ_STATUS_STAGE 2 /* Control read status stage */
175#define WRITE_DATA_STAGE 3 /* Control write data stage */
176#define WRITE_STATUS_STAGE 4 /* Control write status stage */
177#define NODATA_STATUS_STAGE 5 /* Control write NoData status stage */
178#define SEQUENCE_ERROR 6 /* Control transfer sequence error */
179
180/* INTSTS1 */
181#define OVRCR (1 << 15) /* OVRCR Interrupt Status */
182#define BCHG (1 << 14) /* USB Bus Change Interrupt Status */
183#define DTCH (1 << 12) /* USB Disconnection Detect Interrupt Status */
184#define ATTCH (1 << 11) /* ATTCH Interrupt Status */
185#define EOFERR (1 << 6) /* EOF Error Detect Interrupt Status */
186#define SIGN (1 << 5) /* Setup Transaction Error Interrupt Status */
187#define SACK (1 << 4) /* Setup Transaction ACK Response Interrupt Status */
188
189/* PIPECFG */
190/* DCPCFG */
191#define TYPE_NONE (0 << 14) /* Transfer Type */
192#define TYPE_BULK (1 << 14)
193#define TYPE_INT (2 << 14)
194#define TYPE_ISO (3 << 14)
195#define BFRE (1 << 10) /* BRDY Interrupt Operation Spec. */
196#define DBLB (1 << 9) /* Double Buffer Mode */
197#define SHTNAK (1 << 7) /* Pipe Disable in Transfer End */
198#define DIR_OUT (1 << 4) /* Transfer Direction */
199
200/* PIPEMAXP */
201/* DCPMAXP */
202#define DEVSEL_MASK (0xF << 12) /* Device Select */
203#define DCP_MAXP_MASK (0x7F)
204#define PIPE_MAXP_MASK (0x7FF)
205
206/* PIPEBUF */
207#define BUFSIZE_SHIFT 10
208#define BUFSIZE_MASK (0x1F << BUFSIZE_SHIFT)
209#define BUFNMB_MASK (0xFF)
210
211/* PIPEnCTR */
212/* DCPCTR */
213#define BSTS (1 << 15) /* Buffer Status */
214#define SUREQ (1 << 14) /* Sending SETUP Token */
215#define INBUFM (1 << 14) /* (PIPEnCTR) Transfer Buffer Monitor */
216#define CSSTS (1 << 12) /* CSSTS Status */
217#define ACLRM (1 << 9) /* Buffer Auto-Clear Mode */
218#define SQCLR (1 << 8) /* Toggle Bit Clear */
219#define SQSET (1 << 7) /* Toggle Bit Set */
220#define SQMON (1 << 6) /* Toggle Bit Check */
221#define PBUSY (1 << 5) /* Pipe Busy */
222#define PID_MASK (0x3) /* Response PID */
223#define PID_NAK 0
224#define PID_BUF 1
225#define PID_STALL10 2
226#define PID_STALL11 3
227
228#define CCPL (1 << 2) /* Control Transfer End Enable */
229
230/* PIPEnTRE */
231#define TRENB (1 << 9) /* Transaction Counter Enable */
232#define TRCLR (1 << 8) /* Transaction Counter Clear */
233
234/* FRMNUM */
235#define FRNM_MASK (0x7FF)
236
237/* DEVADDn */
238#define UPPHUB(x) (((x) & 0xF) << 11) /* HUB Register */
239#define HUBPORT(x) (((x) & 0x7) << 8) /* HUB Port for Target Device */
240#define USBSPD(x) (((x) & 0x3) << 6) /* Device Transfer Rate */
241#define USBSPD_SPEED_LOW 0x1
242#define USBSPD_SPEED_FULL 0x2
243#define USBSPD_SPEED_HIGH 0x3
244
245/* SUSPMODE */
246#define SUSPM (1 << 14) /* SuspendM Control */
247
248/*
249 * struct
250 */
251struct usbhs_priv {
252
253 void __iomem *base;
254 unsigned int irq;
255
256 const struct renesas_usbhs_platform_callback *pfunc;
257 struct renesas_usbhs_driver_param dparam;
258
259 struct delayed_work notify_hotplug_work;
260 struct platform_device *pdev;
261
262 struct extcon_dev *edev;
263
264 spinlock_t lock;
265
266 /*
267 * module control
268 */
269 struct usbhs_mod_info mod_info;
270
271 /*
272 * pipe control
273 */
274 struct usbhs_pipe_info pipe_info;
275
276 /*
277 * fifo control
278 */
279 struct usbhs_fifo_info fifo_info;
280
281 struct phy *phy;
282 struct reset_control *rsts;
283 struct clk *clks[2];
284};
285
286/*
287 * common
288 */
289u16 usbhs_read(struct usbhs_priv *priv, u32 reg);
290void usbhs_write(struct usbhs_priv *priv, u32 reg, u16 data);
291void usbhs_bset(struct usbhs_priv *priv, u32 reg, u16 mask, u16 data);
292
293#define usbhs_lock(p, f) spin_lock_irqsave(usbhs_priv_to_lock(p), f)
294#define usbhs_unlock(p, f) spin_unlock_irqrestore(usbhs_priv_to_lock(p), f)
295
296int usbhs_get_id_as_gadget(struct platform_device *pdev);
297
298/*
299 * sysconfig
300 */
301void usbhs_sys_host_ctrl(struct usbhs_priv *priv, int enable);
302void usbhs_sys_function_ctrl(struct usbhs_priv *priv, int enable);
303void usbhs_sys_function_pullup(struct usbhs_priv *priv, int enable);
304void usbhs_sys_set_test_mode(struct usbhs_priv *priv, u16 mode);
305
306/*
307 * usb request
308 */
309void usbhs_usbreq_get_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req);
310void usbhs_usbreq_set_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req);
311
312/*
313 * bus
314 */
315void usbhs_bus_send_sof_enable(struct usbhs_priv *priv);
316void usbhs_bus_send_reset(struct usbhs_priv *priv);
317int usbhs_bus_get_speed(struct usbhs_priv *priv);
318int usbhs_vbus_ctrl(struct usbhs_priv *priv, int enable);
319int usbhsc_schedule_notify_hotplug(struct platform_device *pdev);
320
321/*
322 * frame
323 */
324int usbhs_frame_get_num(struct usbhs_priv *priv);
325
326/*
327 * device config
328 */
329int usbhs_set_device_config(struct usbhs_priv *priv, int devnum, u16 upphub,
330 u16 hubport, u16 speed);
331
332/*
333 * interrupt functions
334 */
335void usbhs_xxxsts_clear(struct usbhs_priv *priv, u16 sts_reg, u16 bit);
336
337/*
338 * data
339 */
340struct usbhs_priv *usbhs_pdev_to_priv(struct platform_device *pdev);
341#define usbhs_get_dparam(priv, param) (priv->dparam.param)
342#define usbhs_priv_to_pdev(priv) (priv->pdev)
343#define usbhs_priv_to_dev(priv) (&priv->pdev->dev)
344#define usbhs_priv_to_lock(priv) (&priv->lock)
345
346#endif /* RENESAS_USB_DRIVER_H */
1/* SPDX-License-Identifier: GPL-1.0+ */
2/*
3 * Renesas USB driver
4 *
5 * Copyright (C) 2011 Renesas Solutions Corp.
6 * Copyright (C) 2019 Renesas Electronics Corporation
7 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
8 */
9#ifndef RENESAS_USB_DRIVER_H
10#define RENESAS_USB_DRIVER_H
11
12#include <linux/clk.h>
13#include <linux/extcon.h>
14#include <linux/platform_device.h>
15#include <linux/reset.h>
16#include <linux/usb/renesas_usbhs.h>
17
18struct usbhs_priv;
19
20#include "mod.h"
21#include "pipe.h"
22
23/*
24 *
25 * register define
26 *
27 */
28#define SYSCFG 0x0000
29#define BUSWAIT 0x0002
30#define DVSTCTR 0x0008
31#define TESTMODE 0x000C
32#define CFIFO 0x0014
33#define CFIFOSEL 0x0020
34#define CFIFOCTR 0x0022
35#define D0FIFO 0x0100
36#define D0FIFOSEL 0x0028
37#define D0FIFOCTR 0x002A
38#define D1FIFO 0x0120
39#define D1FIFOSEL 0x002C
40#define D1FIFOCTR 0x002E
41#define INTENB0 0x0030
42#define INTENB1 0x0032
43#define BRDYENB 0x0036
44#define NRDYENB 0x0038
45#define BEMPENB 0x003A
46#define INTSTS0 0x0040
47#define INTSTS1 0x0042
48#define BRDYSTS 0x0046
49#define NRDYSTS 0x0048
50#define BEMPSTS 0x004A
51#define FRMNUM 0x004C
52#define USBREQ 0x0054 /* USB request type register */
53#define USBVAL 0x0056 /* USB request value register */
54#define USBINDX 0x0058 /* USB request index register */
55#define USBLENG 0x005A /* USB request length register */
56#define DCPCFG 0x005C
57#define DCPMAXP 0x005E
58#define DCPCTR 0x0060
59#define PIPESEL 0x0064
60#define PIPECFG 0x0068
61#define PIPEBUF 0x006A
62#define PIPEMAXP 0x006C
63#define PIPEPERI 0x006E
64#define PIPEnCTR 0x0070
65#define PIPE1TRE 0x0090
66#define PIPE1TRN 0x0092
67#define PIPE2TRE 0x0094
68#define PIPE2TRN 0x0096
69#define PIPE3TRE 0x0098
70#define PIPE3TRN 0x009A
71#define PIPE4TRE 0x009C
72#define PIPE4TRN 0x009E
73#define PIPE5TRE 0x00A0
74#define PIPE5TRN 0x00A2
75#define PIPEBTRE 0x00A4
76#define PIPEBTRN 0x00A6
77#define PIPECTRE 0x00A8
78#define PIPECTRN 0x00AA
79#define PIPEDTRE 0x00AC
80#define PIPEDTRN 0x00AE
81#define PIPEETRE 0x00B0
82#define PIPEETRN 0x00B2
83#define PIPEFTRE 0x00B4
84#define PIPEFTRN 0x00B6
85#define PIPE9TRE 0x00B8
86#define PIPE9TRN 0x00BA
87#define PIPEATRE 0x00BC
88#define PIPEATRN 0x00BE
89#define DEVADD0 0x00D0 /* Device address n configuration */
90#define DEVADD1 0x00D2
91#define DEVADD2 0x00D4
92#define DEVADD3 0x00D6
93#define DEVADD4 0x00D8
94#define DEVADD5 0x00DA
95#define DEVADD6 0x00DC
96#define DEVADD7 0x00DE
97#define DEVADD8 0x00E0
98#define DEVADD9 0x00E2
99#define DEVADDA 0x00E4
100#define D2FIFOSEL 0x00F0 /* for R-Car Gen2 */
101#define D2FIFOCTR 0x00F2 /* for R-Car Gen2 */
102#define D3FIFOSEL 0x00F4 /* for R-Car Gen2 */
103#define D3FIFOCTR 0x00F6 /* for R-Car Gen2 */
104#define SUSPMODE 0x0102 /* for RZ/A */
105
106/* SYSCFG */
107#define SCKE (1 << 10) /* USB Module Clock Enable */
108#define CNEN (1 << 8) /* Single-ended receiver operation Enable */
109#define HSE (1 << 7) /* High-Speed Operation Enable */
110#define DCFM (1 << 6) /* Controller Function Select */
111#define DRPD (1 << 5) /* D+ Line/D- Line Resistance Control */
112#define DPRPU (1 << 4) /* D+ Line Resistance Control */
113#define USBE (1 << 0) /* USB Module Operation Enable */
114#define UCKSEL (1 << 2) /* Clock Select for RZ/A1 */
115#define UPLLE (1 << 1) /* USB PLL Enable for RZ/A1 */
116
117/* DVSTCTR */
118#define EXTLP (1 << 10) /* Controls the EXTLP pin output state */
119#define PWEN (1 << 9) /* Controls the PWEN pin output state */
120#define USBRST (1 << 6) /* Bus Reset Output */
121#define UACT (1 << 4) /* USB Bus Enable */
122#define RHST (0x7) /* Reset Handshake */
123#define RHST_LOW_SPEED 1 /* Low-speed connection */
124#define RHST_FULL_SPEED 2 /* Full-speed connection */
125#define RHST_HIGH_SPEED 3 /* High-speed connection */
126
127/* CFIFOSEL */
128#define DREQE (1 << 12) /* DMA Transfer Request Enable */
129#define MBW_32 (0x2 << 10) /* CFIFO Port Access Bit Width */
130
131/* CFIFOCTR */
132#define BVAL (1 << 15) /* Buffer Memory Enable Flag */
133#define BCLR (1 << 14) /* CPU buffer clear */
134#define FRDY (1 << 13) /* FIFO Port Ready */
135#define DTLN_MASK (0x0FFF) /* Receive Data Length */
136
137/* INTENB0 */
138#define VBSE (1 << 15) /* Enable IRQ VBUS_0 and VBUSIN_0 */
139#define RSME (1 << 14) /* Enable IRQ Resume */
140#define SOFE (1 << 13) /* Enable IRQ Frame Number Update */
141#define DVSE (1 << 12) /* Enable IRQ Device State Transition */
142#define CTRE (1 << 11) /* Enable IRQ Control Stage Transition */
143#define BEMPE (1 << 10) /* Enable IRQ Buffer Empty */
144#define NRDYE (1 << 9) /* Enable IRQ Buffer Not Ready Response */
145#define BRDYE (1 << 8) /* Enable IRQ Buffer Ready */
146
147/* INTENB1 */
148#define BCHGE (1 << 14) /* USB Bus Change Interrupt Enable */
149#define DTCHE (1 << 12) /* Disconnection Detect Interrupt Enable */
150#define ATTCHE (1 << 11) /* Connection Detect Interrupt Enable */
151#define EOFERRE (1 << 6) /* EOF Error Detect Interrupt Enable */
152#define SIGNE (1 << 5) /* Setup Transaction Error Interrupt Enable */
153#define SACKE (1 << 4) /* Setup Transaction ACK Interrupt Enable */
154
155/* INTSTS0 */
156#define VBINT (1 << 15) /* VBUS0_0 and VBUS1_0 Interrupt Status */
157#define DVST (1 << 12) /* Device State Transition Interrupt Status */
158#define CTRT (1 << 11) /* Control Stage Interrupt Status */
159#define BEMP (1 << 10) /* Buffer Empty Interrupt Status */
160#define BRDY (1 << 8) /* Buffer Ready Interrupt Status */
161#define VBSTS (1 << 7) /* VBUS_0 and VBUSIN_0 Input Status */
162#define VALID (1 << 3) /* USB Request Receive */
163
164#define DVSQ_MASK (0x7 << 4) /* Device State */
165#define POWER_STATE (0 << 4)
166#define DEFAULT_STATE (1 << 4)
167#define ADDRESS_STATE (2 << 4)
168#define CONFIGURATION_STATE (3 << 4)
169#define SUSPENDED_STATE (4 << 4)
170
171#define CTSQ_MASK (0x7) /* Control Transfer Stage */
172#define IDLE_SETUP_STAGE 0 /* Idle stage or setup stage */
173#define READ_DATA_STAGE 1 /* Control read data stage */
174#define READ_STATUS_STAGE 2 /* Control read status stage */
175#define WRITE_DATA_STAGE 3 /* Control write data stage */
176#define WRITE_STATUS_STAGE 4 /* Control write status stage */
177#define NODATA_STATUS_STAGE 5 /* Control write NoData status stage */
178#define SEQUENCE_ERROR 6 /* Control transfer sequence error */
179
180/* INTSTS1 */
181#define OVRCR (1 << 15) /* OVRCR Interrupt Status */
182#define BCHG (1 << 14) /* USB Bus Change Interrupt Status */
183#define DTCH (1 << 12) /* USB Disconnection Detect Interrupt Status */
184#define ATTCH (1 << 11) /* ATTCH Interrupt Status */
185#define EOFERR (1 << 6) /* EOF Error Detect Interrupt Status */
186#define SIGN (1 << 5) /* Setup Transaction Error Interrupt Status */
187#define SACK (1 << 4) /* Setup Transaction ACK Response Interrupt Status */
188
189/* PIPECFG */
190/* DCPCFG */
191#define TYPE_NONE (0 << 14) /* Transfer Type */
192#define TYPE_BULK (1 << 14)
193#define TYPE_INT (2 << 14)
194#define TYPE_ISO (3 << 14)
195#define BFRE (1 << 10) /* BRDY Interrupt Operation Spec. */
196#define DBLB (1 << 9) /* Double Buffer Mode */
197#define SHTNAK (1 << 7) /* Pipe Disable in Transfer End */
198#define DIR_OUT (1 << 4) /* Transfer Direction */
199
200/* PIPEMAXP */
201/* DCPMAXP */
202#define DEVSEL_MASK (0xF << 12) /* Device Select */
203#define DCP_MAXP_MASK (0x7F)
204#define PIPE_MAXP_MASK (0x7FF)
205
206/* PIPEBUF */
207#define BUFSIZE_SHIFT 10
208#define BUFSIZE_MASK (0x1F << BUFSIZE_SHIFT)
209#define BUFNMB_MASK (0xFF)
210
211/* PIPEnCTR */
212/* DCPCTR */
213#define BSTS (1 << 15) /* Buffer Status */
214#define SUREQ (1 << 14) /* Sending SETUP Token */
215#define INBUFM (1 << 14) /* (PIPEnCTR) Transfer Buffer Monitor */
216#define CSSTS (1 << 12) /* CSSTS Status */
217#define ACLRM (1 << 9) /* Buffer Auto-Clear Mode */
218#define SQCLR (1 << 8) /* Toggle Bit Clear */
219#define SQSET (1 << 7) /* Toggle Bit Set */
220#define SQMON (1 << 6) /* Toggle Bit Check */
221#define PBUSY (1 << 5) /* Pipe Busy */
222#define PID_MASK (0x3) /* Response PID */
223#define PID_NAK 0
224#define PID_BUF 1
225#define PID_STALL10 2
226#define PID_STALL11 3
227
228#define CCPL (1 << 2) /* Control Transfer End Enable */
229
230/* PIPEnTRE */
231#define TRENB (1 << 9) /* Transaction Counter Enable */
232#define TRCLR (1 << 8) /* Transaction Counter Clear */
233
234/* FRMNUM */
235#define FRNM_MASK (0x7FF)
236
237/* DEVADDn */
238#define UPPHUB(x) (((x) & 0xF) << 11) /* HUB Register */
239#define HUBPORT(x) (((x) & 0x7) << 8) /* HUB Port for Target Device */
240#define USBSPD(x) (((x) & 0x3) << 6) /* Device Transfer Rate */
241#define USBSPD_SPEED_LOW 0x1
242#define USBSPD_SPEED_FULL 0x2
243#define USBSPD_SPEED_HIGH 0x3
244
245/* SUSPMODE */
246#define SUSPM (1 << 14) /* SuspendM Control */
247
248/*
249 * struct
250 */
251struct usbhs_priv {
252
253 void __iomem *base;
254 unsigned int irq;
255 unsigned long irqflags;
256
257 const struct renesas_usbhs_platform_callback *pfunc;
258 struct renesas_usbhs_driver_param dparam;
259
260 struct delayed_work notify_hotplug_work;
261 struct platform_device *pdev;
262
263 struct extcon_dev *edev;
264
265 spinlock_t lock;
266
267 /*
268 * module control
269 */
270 struct usbhs_mod_info mod_info;
271
272 /*
273 * pipe control
274 */
275 struct usbhs_pipe_info pipe_info;
276
277 /*
278 * fifo control
279 */
280 struct usbhs_fifo_info fifo_info;
281
282 struct phy *phy;
283 struct reset_control *rsts;
284 struct clk *clks[2];
285};
286
287/*
288 * common
289 */
290u16 usbhs_read(struct usbhs_priv *priv, u32 reg);
291void usbhs_write(struct usbhs_priv *priv, u32 reg, u16 data);
292void usbhs_bset(struct usbhs_priv *priv, u32 reg, u16 mask, u16 data);
293
294#define usbhs_lock(p, f) spin_lock_irqsave(usbhs_priv_to_lock(p), f)
295#define usbhs_unlock(p, f) spin_unlock_irqrestore(usbhs_priv_to_lock(p), f)
296
297int usbhs_get_id_as_gadget(struct platform_device *pdev);
298
299/*
300 * sysconfig
301 */
302void usbhs_sys_host_ctrl(struct usbhs_priv *priv, int enable);
303void usbhs_sys_function_ctrl(struct usbhs_priv *priv, int enable);
304void usbhs_sys_function_pullup(struct usbhs_priv *priv, int enable);
305void usbhs_sys_set_test_mode(struct usbhs_priv *priv, u16 mode);
306
307/*
308 * usb request
309 */
310void usbhs_usbreq_get_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req);
311void usbhs_usbreq_set_val(struct usbhs_priv *priv, struct usb_ctrlrequest *req);
312
313/*
314 * bus
315 */
316void usbhs_bus_send_sof_enable(struct usbhs_priv *priv);
317void usbhs_bus_send_reset(struct usbhs_priv *priv);
318int usbhs_bus_get_speed(struct usbhs_priv *priv);
319int usbhs_vbus_ctrl(struct usbhs_priv *priv, int enable);
320int usbhsc_schedule_notify_hotplug(struct platform_device *pdev);
321
322/*
323 * frame
324 */
325int usbhs_frame_get_num(struct usbhs_priv *priv);
326
327/*
328 * device config
329 */
330int usbhs_set_device_config(struct usbhs_priv *priv, int devnum, u16 upphub,
331 u16 hubport, u16 speed);
332
333/*
334 * interrupt functions
335 */
336void usbhs_xxxsts_clear(struct usbhs_priv *priv, u16 sts_reg, u16 bit);
337
338/*
339 * data
340 */
341struct usbhs_priv *usbhs_pdev_to_priv(struct platform_device *pdev);
342#define usbhs_get_dparam(priv, param) (priv->dparam.param)
343#define usbhs_priv_to_pdev(priv) (priv->pdev)
344#define usbhs_priv_to_dev(priv) (&priv->pdev->dev)
345#define usbhs_priv_to_lock(priv) (&priv->lock)
346
347#endif /* RENESAS_USB_DRIVER_H */