1/* 2 * M66592 UDC (USB gadget) 3 * 4 * Copyright (C) 2006-2007 Renesas Solutions Corp. 5 * 6 * Author : Yoshihiro Shimoda <yoshihiro.shimoda.uh@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 13#ifndef __M66592_UDC_H__ 14#define __M66592_UDC_H__ 15 16#include <linux/clk.h> 17#include <linux/usb/m66592.h> 18 19#define M66592_SYSCFG 0x00 20#define M66592_XTAL 0xC000 /* b15-14: Crystal selection */ 21#define M66592_XTAL48 0x8000 /* 48MHz */ 22#define M66592_XTAL24 0x4000 /* 24MHz */ 23#define M66592_XTAL12 0x0000 /* 12MHz */ 24#define M66592_XCKE 0x2000 /* b13: External clock enable */ 25#define M66592_RCKE 0x1000 /* b12: Register clock enable */ 26#define M66592_PLLC 0x0800 /* b11: PLL control */ 27#define M66592_SCKE 0x0400 /* b10: USB clock enable */ 28#define M66592_ATCKM 0x0100 /* b8: Automatic clock supply */ 29#define M66592_HSE 0x0080 /* b7: Hi-speed enable */ 30#define M66592_DCFM 0x0040 /* b6: Controller function select */ 31#define M66592_DMRPD 0x0020 /* b5: D- pull down control */ 32#define M66592_DPRPU 0x0010 /* b4: D+ pull up control */ 33#define M66592_FSRPC 0x0004 /* b2: Full-speed receiver enable */ 34#define M66592_PCUT 0x0002 /* b1: Low power sleep enable */ 35#define M66592_USBE 0x0001 /* b0: USB module operation enable */ 36 37#define M66592_SYSSTS 0x02 38#define M66592_LNST 0x0003 /* b1-0: D+, D- line status */ 39#define M66592_SE1 0x0003 /* SE1 */ 40#define M66592_KSTS 0x0002 /* K State */ 41#define M66592_JSTS 0x0001 /* J State */ 42#define M66592_SE0 0x0000 /* SE0 */ 43 44#define M66592_DVSTCTR 0x04 45#define M66592_WKUP 0x0100 /* b8: Remote wakeup */ 46#define M66592_RWUPE 0x0080 /* b7: Remote wakeup sense */ 47#define M66592_USBRST 0x0040 /* b6: USB reset enable */ 48#define M66592_RESUME 0x0020 /* b5: Resume enable */ 49#define M66592_UACT 0x0010 /* b4: USB bus enable */ 50#define M66592_RHST 0x0003 /* b1-0: Reset handshake status */ 51#define M66592_HSMODE 0x0003 /* Hi-Speed mode */ 52#define M66592_FSMODE 0x0002 /* Full-Speed mode */ 53#define M66592_HSPROC 0x0001 /* HS handshake is processing */ 54 55#define M66592_TESTMODE 0x06 56#define M66592_UTST 0x000F /* b4-0: Test select */ 57#define M66592_H_TST_PACKET 0x000C /* HOST TEST Packet */ 58#define M66592_H_TST_SE0_NAK 0x000B /* HOST TEST SE0 NAK */ 59#define M66592_H_TST_K 0x000A /* HOST TEST K */ 60#define M66592_H_TST_J 0x0009 /* HOST TEST J */ 61#define M66592_H_TST_NORMAL 0x0000 /* HOST Normal Mode */ 62#define M66592_P_TST_PACKET 0x0004 /* PERI TEST Packet */ 63#define M66592_P_TST_SE0_NAK 0x0003 /* PERI TEST SE0 NAK */ 64#define M66592_P_TST_K 0x0002 /* PERI TEST K */ 65#define M66592_P_TST_J 0x0001 /* PERI TEST J */ 66#define M66592_P_TST_NORMAL 0x0000 /* PERI Normal Mode */ 67 68/* built-in registers */ 69#define M66592_CFBCFG 0x0A 70#define M66592_D0FBCFG 0x0C 71#define M66592_LITTLE 0x0100 /* b8: Little endian mode */ 72/* external chip case */ 73#define M66592_PINCFG 0x0A 74#define M66592_LDRV 0x8000 /* b15: Drive Current Adjust */ 75#define M66592_BIGEND 0x0100 /* b8: Big endian mode */ 76 77#define M66592_DMA0CFG 0x0C 78#define M66592_DMA1CFG 0x0E 79#define M66592_DREQA 0x4000 /* b14: Dreq active select */ 80#define M66592_BURST 0x2000 /* b13: Burst mode */ 81#define M66592_DACKA 0x0400 /* b10: Dack active select */ 82#define M66592_DFORM 0x0380 /* b9-7: DMA mode select */ 83#define M66592_CPU_ADR_RD_WR 0x0000 /* Address + RD/WR mode (CPU bus) */ 84#define M66592_CPU_DACK_RD_WR 0x0100 /* DACK + RD/WR mode (CPU bus) */ 85#define M66592_CPU_DACK_ONLY 0x0180 /* DACK only mode (CPU bus) */ 86#define M66592_SPLIT_DACK_ONLY 0x0200 /* DACK only mode (SPLIT bus) */ 87#define M66592_SPLIT_DACK_DSTB 0x0300 /* DACK + DSTB0 mode (SPLIT bus) */ 88#define M66592_DENDA 0x0040 /* b6: Dend active select */ 89#define M66592_PKTM 0x0020 /* b5: Packet mode */ 90#define M66592_DENDE 0x0010 /* b4: Dend enable */ 91#define M66592_OBUS 0x0004 /* b2: OUTbus mode */ 92 93/* common case */ 94#define M66592_CFIFO 0x10 95#define M66592_D0FIFO 0x14 96#define M66592_D1FIFO 0x18 97 98#define M66592_CFIFOSEL 0x1E 99#define M66592_D0FIFOSEL 0x24 100#define M66592_D1FIFOSEL 0x2A 101#define M66592_RCNT 0x8000 /* b15: Read count mode */ 102#define M66592_REW 0x4000 /* b14: Buffer rewind */ 103#define M66592_DCLRM 0x2000 /* b13: DMA buffer clear mode */ 104#define M66592_DREQE 0x1000 /* b12: DREQ output enable */ 105#define M66592_MBW_8 0x0000 /* 8bit */ 106#define M66592_MBW_16 0x0400 /* 16bit */ 107#define M66592_MBW_32 0x0800 /* 32bit */ 108#define M66592_TRENB 0x0200 /* b9: Transaction counter enable */ 109#define M66592_TRCLR 0x0100 /* b8: Transaction counter clear */ 110#define M66592_DEZPM 0x0080 /* b7: Zero-length packet mode */ 111#define M66592_ISEL 0x0020 /* b5: DCP FIFO port direction select */ 112#define M66592_CURPIPE 0x0007 /* b2-0: PIPE select */ 113 114#define M66592_CFIFOCTR 0x20 115#define M66592_D0FIFOCTR 0x26 116#define M66592_D1FIFOCTR 0x2c 117#define M66592_BVAL 0x8000 /* b15: Buffer valid flag */ 118#define M66592_BCLR 0x4000 /* b14: Buffer clear */ 119#define M66592_FRDY 0x2000 /* b13: FIFO ready */ 120#define M66592_DTLN 0x0FFF /* b11-0: FIFO received data length */ 121 122#define M66592_CFIFOSIE 0x22 123#define M66592_TGL 0x8000 /* b15: Buffer toggle */ 124#define M66592_SCLR 0x4000 /* b14: Buffer clear */ 125#define M66592_SBUSY 0x2000 /* b13: SIE_FIFO busy */ 126 127#define M66592_D0FIFOTRN 0x28 128#define M66592_D1FIFOTRN 0x2E 129#define M66592_TRNCNT 0xFFFF /* b15-0: Transaction counter */ 130 131#define M66592_INTENB0 0x30 132#define M66592_VBSE 0x8000 /* b15: VBUS interrupt */ 133#define M66592_RSME 0x4000 /* b14: Resume interrupt */ 134#define M66592_SOFE 0x2000 /* b13: Frame update interrupt */ 135#define M66592_DVSE 0x1000 /* b12: Device state transition interrupt */ 136#define M66592_CTRE 0x0800 /* b11: Control transfer stage transition irq */ 137#define M66592_BEMPE 0x0400 /* b10: Buffer empty interrupt */ 138#define M66592_NRDYE 0x0200 /* b9: Buffer not ready interrupt */ 139#define M66592_BRDYE 0x0100 /* b8: Buffer ready interrupt */ 140#define M66592_URST 0x0080 /* b7: USB reset detected interrupt */ 141#define M66592_SADR 0x0040 /* b6: Set address executed interrupt */ 142#define M66592_SCFG 0x0020 /* b5: Set configuration executed interrupt */ 143#define M66592_SUSP 0x0010 /* b4: Suspend detected interrupt */ 144#define M66592_WDST 0x0008 /* b3: Control write data stage completed irq */ 145#define M66592_RDST 0x0004 /* b2: Control read data stage completed irq */ 146#define M66592_CMPL 0x0002 /* b1: Control transfer complete interrupt */ 147#define M66592_SERR 0x0001 /* b0: Sequence error interrupt */ 148 149#define M66592_INTENB1 0x32 150#define M66592_BCHGE 0x4000 /* b14: USB us chenge interrupt */ 151#define M66592_DTCHE 0x1000 /* b12: Detach sense interrupt */ 152#define M66592_SIGNE 0x0020 /* b5: SETUP IGNORE interrupt */ 153#define M66592_SACKE 0x0010 /* b4: SETUP ACK interrupt */ 154#define M66592_BRDYM 0x0004 /* b2: BRDY clear timing */ 155#define M66592_INTL 0x0002 /* b1: Interrupt sense select */ 156#define M66592_PCSE 0x0001 /* b0: PCUT enable by CS assert */ 157 158#define M66592_BRDYENB 0x36 159#define M66592_BRDYSTS 0x46 160#define M66592_BRDY7 0x0080 /* b7: PIPE7 */ 161#define M66592_BRDY6 0x0040 /* b6: PIPE6 */ 162#define M66592_BRDY5 0x0020 /* b5: PIPE5 */ 163#define M66592_BRDY4 0x0010 /* b4: PIPE4 */ 164#define M66592_BRDY3 0x0008 /* b3: PIPE3 */ 165#define M66592_BRDY2 0x0004 /* b2: PIPE2 */ 166#define M66592_BRDY1 0x0002 /* b1: PIPE1 */ 167#define M66592_BRDY0 0x0001 /* b1: PIPE0 */ 168 169#define M66592_NRDYENB 0x38 170#define M66592_NRDYSTS 0x48 171#define M66592_NRDY7 0x0080 /* b7: PIPE7 */ 172#define M66592_NRDY6 0x0040 /* b6: PIPE6 */ 173#define M66592_NRDY5 0x0020 /* b5: PIPE5 */ 174#define M66592_NRDY4 0x0010 /* b4: PIPE4 */ 175#define M66592_NRDY3 0x0008 /* b3: PIPE3 */ 176#define M66592_NRDY2 0x0004 /* b2: PIPE2 */ 177#define M66592_NRDY1 0x0002 /* b1: PIPE1 */ 178#define M66592_NRDY0 0x0001 /* b1: PIPE0 */ 179 180#define M66592_BEMPENB 0x3A 181#define M66592_BEMPSTS 0x4A 182#define M66592_BEMP7 0x0080 /* b7: PIPE7 */ 183#define M66592_BEMP6 0x0040 /* b6: PIPE6 */ 184#define M66592_BEMP5 0x0020 /* b5: PIPE5 */ 185#define M66592_BEMP4 0x0010 /* b4: PIPE4 */ 186#define M66592_BEMP3 0x0008 /* b3: PIPE3 */ 187#define M66592_BEMP2 0x0004 /* b2: PIPE2 */ 188#define M66592_BEMP1 0x0002 /* b1: PIPE1 */ 189#define M66592_BEMP0 0x0001 /* b0: PIPE0 */ 190 191#define M66592_SOFCFG 0x3C 192#define M66592_SOFM 0x000C /* b3-2: SOF palse mode */ 193#define M66592_SOF_125US 0x0008 /* SOF OUT 125us uFrame Signal */ 194#define M66592_SOF_1MS 0x0004 /* SOF OUT 1ms Frame Signal */ 195#define M66592_SOF_DISABLE 0x0000 /* SOF OUT Disable */ 196 197#define M66592_INTSTS0 0x40 198#define M66592_VBINT 0x8000 /* b15: VBUS interrupt */ 199#define M66592_RESM 0x4000 /* b14: Resume interrupt */ 200#define M66592_SOFR 0x2000 /* b13: SOF frame update interrupt */ 201#define M66592_DVST 0x1000 /* b12: Device state transition */ 202#define M66592_CTRT 0x0800 /* b11: Control stage transition */ 203#define M66592_BEMP 0x0400 /* b10: Buffer empty interrupt */ 204#define M66592_NRDY 0x0200 /* b9: Buffer not ready interrupt */ 205#define M66592_BRDY 0x0100 /* b8: Buffer ready interrupt */ 206#define M66592_VBSTS 0x0080 /* b7: VBUS input port */ 207#define M66592_DVSQ 0x0070 /* b6-4: Device state */ 208#define M66592_DS_SPD_CNFG 0x0070 /* Suspend Configured */ 209#define M66592_DS_SPD_ADDR 0x0060 /* Suspend Address */ 210#define M66592_DS_SPD_DFLT 0x0050 /* Suspend Default */ 211#define M66592_DS_SPD_POWR 0x0040 /* Suspend Powered */ 212#define M66592_DS_SUSP 0x0040 /* Suspend */ 213#define M66592_DS_CNFG 0x0030 /* Configured */ 214#define M66592_DS_ADDS 0x0020 /* Address */ 215#define M66592_DS_DFLT 0x0010 /* Default */ 216#define M66592_DS_POWR 0x0000 /* Powered */ 217#define M66592_DVSQS 0x0030 /* b5-4: Device state */ 218#define M66592_VALID 0x0008 /* b3: Setup packet detected flag */ 219#define M66592_CTSQ 0x0007 /* b2-0: Control transfer stage */ 220#define M66592_CS_SQER 0x0006 /* Sequence error */ 221#define M66592_CS_WRND 0x0005 /* Control write nodata status */ 222#define M66592_CS_WRSS 0x0004 /* Control write status stage */ 223#define M66592_CS_WRDS 0x0003 /* Control write data stage */ 224#define M66592_CS_RDSS 0x0002 /* Control read status stage */ 225#define M66592_CS_RDDS 0x0001 /* Control read data stage */ 226#define M66592_CS_IDST 0x0000 /* Idle or setup stage */ 227 228#define M66592_INTSTS1 0x42 229#define M66592_BCHG 0x4000 /* b14: USB bus chenge interrupt */ 230#define M66592_DTCH 0x1000 /* b12: Detach sense interrupt */ 231#define M66592_SIGN 0x0020 /* b5: SETUP IGNORE interrupt */ 232#define M66592_SACK 0x0010 /* b4: SETUP ACK interrupt */ 233 234#define M66592_FRMNUM 0x4C 235#define M66592_OVRN 0x8000 /* b15: Overrun error */ 236#define M66592_CRCE 0x4000 /* b14: Received data error */ 237#define M66592_SOFRM 0x0800 /* b11: SOF output mode */ 238#define M66592_FRNM 0x07FF /* b10-0: Frame number */ 239 240#define M66592_UFRMNUM 0x4E 241#define M66592_UFRNM 0x0007 /* b2-0: Micro frame number */ 242 243#define M66592_RECOVER 0x50 244#define M66592_STSRECOV 0x0700 /* Status recovery */ 245#define M66592_STSR_HI 0x0400 /* FULL(0) or HI(1) Speed */ 246#define M66592_STSR_DEFAULT 0x0100 /* Default state */ 247#define M66592_STSR_ADDRESS 0x0200 /* Address state */ 248#define M66592_STSR_CONFIG 0x0300 /* Configured state */ 249#define M66592_USBADDR 0x007F /* b6-0: USB address */ 250 251#define M66592_USBREQ 0x54 252#define M66592_bRequest 0xFF00 /* b15-8: bRequest */ 253#define M66592_GET_STATUS 0x0000 254#define M66592_CLEAR_FEATURE 0x0100 255#define M66592_ReqRESERVED 0x0200 256#define M66592_SET_FEATURE 0x0300 257#define M66592_ReqRESERVED1 0x0400 258#define M66592_SET_ADDRESS 0x0500 259#define M66592_GET_DESCRIPTOR 0x0600 260#define M66592_SET_DESCRIPTOR 0x0700 261#define M66592_GET_CONFIGURATION 0x0800 262#define M66592_SET_CONFIGURATION 0x0900 263#define M66592_GET_INTERFACE 0x0A00 264#define M66592_SET_INTERFACE 0x0B00 265#define M66592_SYNCH_FRAME 0x0C00 266#define M66592_bmRequestType 0x00FF /* b7-0: bmRequestType */ 267#define M66592_bmRequestTypeDir 0x0080 /* b7 : Data direction */ 268#define M66592_HOST_TO_DEVICE 0x0000 269#define M66592_DEVICE_TO_HOST 0x0080 270#define M66592_bmRequestTypeType 0x0060 /* b6-5: Type */ 271#define M66592_STANDARD 0x0000 272#define M66592_CLASS 0x0020 273#define M66592_VENDOR 0x0040 274#define M66592_bmRequestTypeRecip 0x001F /* b4-0: Recipient */ 275#define M66592_DEVICE 0x0000 276#define M66592_INTERFACE 0x0001 277#define M66592_ENDPOINT 0x0002 278 279#define M66592_USBVAL 0x56 280#define M66592_wValue 0xFFFF /* b15-0: wValue */ 281/* Standard Feature Selector */ 282#define M66592_ENDPOINT_HALT 0x0000 283#define M66592_DEVICE_REMOTE_WAKEUP 0x0001 284#define M66592_TEST_MODE 0x0002 285/* Descriptor Types */ 286#define M66592_DT_TYPE 0xFF00 287#define M66592_GET_DT_TYPE(v) (((v) & DT_TYPE) >> 8) 288#define M66592_DT_DEVICE 0x01 289#define M66592_DT_CONFIGURATION 0x02 290#define M66592_DT_STRING 0x03 291#define M66592_DT_INTERFACE 0x04 292#define M66592_DT_ENDPOINT 0x05 293#define M66592_DT_DEVICE_QUALIFIER 0x06 294#define M66592_DT_OTHER_SPEED_CONFIGURATION 0x07 295#define M66592_DT_INTERFACE_POWER 0x08 296#define M66592_DT_INDEX 0x00FF 297#define M66592_CONF_NUM 0x00FF 298#define M66592_ALT_SET 0x00FF 299 300#define M66592_USBINDEX 0x58 301#define M66592_wIndex 0xFFFF /* b15-0: wIndex */ 302#define M66592_TEST_SELECT 0xFF00 /* b15-b8: Test Mode */ 303#define M66592_TEST_J 0x0100 /* Test_J */ 304#define M66592_TEST_K 0x0200 /* Test_K */ 305#define M66592_TEST_SE0_NAK 0x0300 /* Test_SE0_NAK */ 306#define M66592_TEST_PACKET 0x0400 /* Test_Packet */ 307#define M66592_TEST_FORCE_ENABLE 0x0500 /* Test_Force_Enable */ 308#define M66592_TEST_STSelectors 0x0600 /* Standard test selectors */ 309#define M66592_TEST_Reserved 0x4000 /* Reserved */ 310#define M66592_TEST_VSTModes 0xC000 /* Vendor-specific tests */ 311#define M66592_EP_DIR 0x0080 /* b7: Endpoint Direction */ 312#define M66592_EP_DIR_IN 0x0080 313#define M66592_EP_DIR_OUT 0x0000 314 315#define M66592_USBLENG 0x5A 316#define M66592_wLength 0xFFFF /* b15-0: wLength */ 317 318#define M66592_DCPCFG 0x5C 319#define M66592_CNTMD 0x0100 /* b8: Continuous transfer mode */ 320#define M66592_DIR 0x0010 /* b4: Control transfer DIR select */ 321 322#define M66592_DCPMAXP 0x5E 323#define M66592_DEVSEL 0xC000 /* b15-14: Device address select */ 324#define M66592_DEVICE_0 0x0000 /* Device address 0 */ 325#define M66592_DEVICE_1 0x4000 /* Device address 1 */ 326#define M66592_DEVICE_2 0x8000 /* Device address 2 */ 327#define M66592_DEVICE_3 0xC000 /* Device address 3 */ 328#define M66592_MAXP 0x007F /* b6-0: Maxpacket size of ep0 */ 329 330#define M66592_DCPCTR 0x60 331#define M66592_BSTS 0x8000 /* b15: Buffer status */ 332#define M66592_SUREQ 0x4000 /* b14: Send USB request */ 333#define M66592_SQCLR 0x0100 /* b8: Sequence toggle bit clear */ 334#define M66592_SQSET 0x0080 /* b7: Sequence toggle bit set */ 335#define M66592_SQMON 0x0040 /* b6: Sequence toggle bit monitor */ 336#define M66592_CCPL 0x0004 /* b2: control transfer complete */ 337#define M66592_PID 0x0003 /* b1-0: Response PID */ 338#define M66592_PID_STALL 0x0002 /* STALL */ 339#define M66592_PID_BUF 0x0001 /* BUF */ 340#define M66592_PID_NAK 0x0000 /* NAK */ 341 342#define M66592_PIPESEL 0x64 343#define M66592_PIPENM 0x0007 /* b2-0: Pipe select */ 344#define M66592_PIPE0 0x0000 /* PIPE 0 */ 345#define M66592_PIPE1 0x0001 /* PIPE 1 */ 346#define M66592_PIPE2 0x0002 /* PIPE 2 */ 347#define M66592_PIPE3 0x0003 /* PIPE 3 */ 348#define M66592_PIPE4 0x0004 /* PIPE 4 */ 349#define M66592_PIPE5 0x0005 /* PIPE 5 */ 350#define M66592_PIPE6 0x0006 /* PIPE 6 */ 351#define M66592_PIPE7 0x0007 /* PIPE 7 */ 352 353#define M66592_PIPECFG 0x66 354#define M66592_TYP 0xC000 /* b15-14: Transfer type */ 355#define M66592_ISO 0xC000 /* Isochronous */ 356#define M66592_INT 0x8000 /* Interrupt */ 357#define M66592_BULK 0x4000 /* Bulk */ 358#define M66592_BFRE 0x0400 /* b10: Buffer ready interrupt mode */ 359#define M66592_DBLB 0x0200 /* b9: Double buffer mode select */ 360#define M66592_CNTMD 0x0100 /* b8: Continuous transfer mode */ 361#define M66592_SHTNAK 0x0080 /* b7: Transfer end NAK */ 362#define M66592_DIR 0x0010 /* b4: Transfer direction select */ 363#define M66592_DIR_H_OUT 0x0010 /* HOST OUT */ 364#define M66592_DIR_P_IN 0x0010 /* PERI IN */ 365#define M66592_DIR_H_IN 0x0000 /* HOST IN */ 366#define M66592_DIR_P_OUT 0x0000 /* PERI OUT */ 367#define M66592_EPNUM 0x000F /* b3-0: Eendpoint number select */ 368#define M66592_EP1 0x0001 369#define M66592_EP2 0x0002 370#define M66592_EP3 0x0003 371#define M66592_EP4 0x0004 372#define M66592_EP5 0x0005 373#define M66592_EP6 0x0006 374#define M66592_EP7 0x0007 375#define M66592_EP8 0x0008 376#define M66592_EP9 0x0009 377#define M66592_EP10 0x000A 378#define M66592_EP11 0x000B 379#define M66592_EP12 0x000C 380#define M66592_EP13 0x000D 381#define M66592_EP14 0x000E 382#define M66592_EP15 0x000F 383 384#define M66592_PIPEBUF 0x68 385#define M66592_BUFSIZE 0x7C00 /* b14-10: Pipe buffer size */ 386#define M66592_BUF_SIZE(x) ((((x) / 64) - 1) << 10) 387#define M66592_BUFNMB 0x00FF /* b7-0: Pipe buffer number */ 388 389#define M66592_PIPEMAXP 0x6A 390#define M66592_MXPS 0x07FF /* b10-0: Maxpacket size */ 391 392#define M66592_PIPEPERI 0x6C 393#define M66592_IFIS 0x1000 /* b12: ISO in-buffer flush mode */ 394#define M66592_IITV 0x0007 /* b2-0: ISO interval */ 395 396#define M66592_PIPE1CTR 0x70 397#define M66592_PIPE2CTR 0x72 398#define M66592_PIPE3CTR 0x74 399#define M66592_PIPE4CTR 0x76 400#define M66592_PIPE5CTR 0x78 401#define M66592_PIPE6CTR 0x7A 402#define M66592_PIPE7CTR 0x7C 403#define M66592_BSTS 0x8000 /* b15: Buffer status */ 404#define M66592_INBUFM 0x4000 /* b14: IN buffer monitor (PIPE 1-5) */ 405#define M66592_ACLRM 0x0200 /* b9: Out buffer auto clear mode */ 406#define M66592_SQCLR 0x0100 /* b8: Sequence toggle bit clear */ 407#define M66592_SQSET 0x0080 /* b7: Sequence toggle bit set */ 408#define M66592_SQMON 0x0040 /* b6: Sequence toggle bit monitor */ 409#define M66592_PID 0x0003 /* b1-0: Response PID */ 410 411#define M66592_INVALID_REG 0x7E 412 413 414#define get_pipectr_addr(pipenum) (M66592_PIPE1CTR + (pipenum - 1) * 2) 415 416#define M66592_MAX_SAMPLING 10 417 418#define M66592_MAX_NUM_PIPE 8 419#define M66592_MAX_NUM_BULK 3 420#define M66592_MAX_NUM_ISOC 2 421#define M66592_MAX_NUM_INT 2 422 423#define M66592_BASE_PIPENUM_BULK 3 424#define M66592_BASE_PIPENUM_ISOC 1 425#define M66592_BASE_PIPENUM_INT 6 426 427#define M66592_BASE_BUFNUM 6 428#define M66592_MAX_BUFNUM 0x4F 429 430struct m66592_pipe_info { 431 u16 pipe; 432 u16 epnum; 433 u16 maxpacket; 434 u16 type; 435 u16 interval; 436 u16 dir_in; 437}; 438 439struct m66592_request { 440 struct usb_request req; 441 struct list_head queue; 442}; 443 444struct m66592_ep { 445 struct usb_ep ep; 446 struct m66592 *m66592; 447 448 struct list_head queue; 449 unsigned busy:1; 450 unsigned internal_ccpl:1; /* use only control */ 451 452 /* this member can able to after m66592_enable */ 453 unsigned use_dma:1; 454 u16 pipenum; 455 u16 type; 456 457 /* register address */ 458 unsigned long fifoaddr; 459 unsigned long fifosel; 460 unsigned long fifoctr; 461 unsigned long fifotrn; 462 unsigned long pipectr; 463}; 464 465struct m66592 { 466 spinlock_t lock; 467 void __iomem *reg; 468 struct clk *clk; 469 struct m66592_platdata *pdata; 470 unsigned long irq_trigger; 471 472 struct usb_gadget gadget; 473 struct usb_gadget_driver *driver; 474 475 struct m66592_ep ep[M66592_MAX_NUM_PIPE]; 476 struct m66592_ep *pipenum2ep[M66592_MAX_NUM_PIPE]; 477 struct m66592_ep *epaddr2ep[16]; 478 479 struct usb_request *ep0_req; /* for internal request */ 480 __le16 ep0_data; /* for internal request */ 481 u16 old_vbus; 482 483 struct timer_list timer; 484 485 int scount; 486 487 int old_dvsq; 488 489 /* pipe config */ 490 int bulk; 491 int interrupt; 492 int isochronous; 493 int num_dma; 494}; 495#define to_m66592(g) (container_of((g), struct m66592, gadget)) 496 497#define gadget_to_m66592(_gadget) container_of(_gadget, struct m66592, gadget) 498#define m66592_to_gadget(m66592) (&m66592->gadget) 499 500#define is_bulk_pipe(pipenum) \ 501 ((pipenum >= M66592_BASE_PIPENUM_BULK) && \ 502 (pipenum < (M66592_BASE_PIPENUM_BULK + M66592_MAX_NUM_BULK))) 503#define is_interrupt_pipe(pipenum) \ 504 ((pipenum >= M66592_BASE_PIPENUM_INT) && \ 505 (pipenum < (M66592_BASE_PIPENUM_INT + M66592_MAX_NUM_INT))) 506#define is_isoc_pipe(pipenum) \ 507 ((pipenum >= M66592_BASE_PIPENUM_ISOC) && \ 508 (pipenum < (M66592_BASE_PIPENUM_ISOC + M66592_MAX_NUM_ISOC))) 509 510#define enable_irq_ready(m66592, pipenum) \ 511 enable_pipe_irq(m66592, pipenum, M66592_BRDYENB) 512#define disable_irq_ready(m66592, pipenum) \ 513 disable_pipe_irq(m66592, pipenum, M66592_BRDYENB) 514#define enable_irq_empty(m66592, pipenum) \ 515 enable_pipe_irq(m66592, pipenum, M66592_BEMPENB) 516#define disable_irq_empty(m66592, pipenum) \ 517 disable_pipe_irq(m66592, pipenum, M66592_BEMPENB) 518#define enable_irq_nrdy(m66592, pipenum) \ 519 enable_pipe_irq(m66592, pipenum, M66592_NRDYENB) 520#define disable_irq_nrdy(m66592, pipenum) \ 521 disable_pipe_irq(m66592, pipenum, M66592_NRDYENB) 522 523/*-------------------------------------------------------------------------*/ 524static inline u16 m66592_read(struct m66592 *m66592, unsigned long offset) 525{ 526 return ioread16(m66592->reg + offset); 527} 528 529static inline void m66592_read_fifo(struct m66592 *m66592, 530 unsigned long offset, 531 void *buf, unsigned long len) 532{ 533 void __iomem *fifoaddr = m66592->reg + offset; 534 535 if (m66592->pdata->on_chip) { 536 len = (len + 3) / 4; 537 ioread32_rep(fifoaddr, buf, len); 538 } else { 539 len = (len + 1) / 2; 540 ioread16_rep(fifoaddr, buf, len); 541 } 542} 543 544static inline void m66592_write(struct m66592 *m66592, u16 val, 545 unsigned long offset) 546{ 547 iowrite16(val, m66592->reg + offset); 548} 549 550static inline void m66592_mdfy(struct m66592 *m66592, u16 val, u16 pat, 551 unsigned long offset) 552{ 553 u16 tmp; 554 tmp = m66592_read(m66592, offset); 555 tmp = tmp & (~pat); 556 tmp = tmp | val; 557 m66592_write(m66592, tmp, offset); 558} 559 560#define m66592_bclr(m66592, val, offset) \ 561 m66592_mdfy(m66592, 0, val, offset) 562#define m66592_bset(m66592, val, offset) \ 563 m66592_mdfy(m66592, val, 0, offset) 564 565static inline void m66592_write_fifo(struct m66592 *m66592, 566 struct m66592_ep *ep, 567 void *buf, unsigned long len) 568{ 569 void __iomem *fifoaddr = m66592->reg + ep->fifoaddr; 570 571 if (m66592->pdata->on_chip) { 572 unsigned long count; 573 unsigned char *pb; 574 int i; 575 576 count = len / 4; 577 iowrite32_rep(fifoaddr, buf, count); 578 579 if (len & 0x00000003) { 580 pb = buf + count * 4; 581 for (i = 0; i < (len & 0x00000003); i++) { 582 if (m66592_read(m66592, M66592_CFBCFG)) /* le */ 583 iowrite8(pb[i], fifoaddr + (3 - i)); 584 else 585 iowrite8(pb[i], fifoaddr + i); 586 } 587 } 588 } else { 589 unsigned long odd = len & 0x0001; 590 591 len = len / 2; 592 iowrite16_rep(fifoaddr, buf, len); 593 if (odd) { 594 unsigned char *p = buf + len*2; 595 if (m66592->pdata->wr0_shorted_to_wr1) 596 m66592_bclr(m66592, M66592_MBW_16, ep->fifosel); 597 iowrite8(*p, fifoaddr); 598 if (m66592->pdata->wr0_shorted_to_wr1) 599 m66592_bset(m66592, M66592_MBW_16, ep->fifosel); 600 } 601 } 602} 603 604#endif /* ifndef __M66592_UDC_H__ */ 605 606 607