diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/circbuf.h | 40 | ||||
| -rw-r--r-- | include/configs/SX1.h | 177 | ||||
| -rw-r--r-- | include/configs/omap1510.h | 94 | ||||
| -rw-r--r-- | include/devices.h | 3 | ||||
| -rw-r--r-- | include/usbdcore.h | 671 | ||||
| -rw-r--r-- | include/usbdcore_ep0.h | 39 | ||||
| -rw-r--r-- | include/usbdcore_omap1510.h | 183 | ||||
| -rw-r--r-- | include/usbdescriptors.h | 497 |
8 files changed, 1703 insertions, 1 deletions
diff --git a/include/circbuf.h b/include/circbuf.h new file mode 100644 index 0000000..e10ed95 --- /dev/null +++ b/include/circbuf.h @@ -0,0 +1,40 @@ +/* + * (C) Copyright 2003 + * Gerry Hamel, geh@ti.com, Texas Instruments + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#ifndef __CIRCBUF_H__ +#define __CIRCBUF_H__ + +typedef struct circbuf { + unsigned int size; /* current number of bytes held */ + unsigned int totalsize; /* number of bytes allocated */ + + char *top; /* pointer to current buffer start */ + char *tail; /* pointer to space for next element */ + + char *data; /* all data */ + char *end; /* end of data buffer */ +} circbuf_t; + +int buf_init (circbuf_t * buf, unsigned int size); +int buf_free (circbuf_t * buf); +int buf_pop (circbuf_t * buf, char *dest, unsigned int len); +int buf_push (circbuf_t * buf, const char *src, unsigned int len); + +#endif diff --git a/include/configs/SX1.h b/include/configs/SX1.h new file mode 100644 index 0000000..ca536c5 --- /dev/null +++ b/include/configs/SX1.h @@ -0,0 +1,177 @@ +/* + * (C) Copyright 2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * If we are developing, we might want to start armboot from ram + * so we MUST NOT initialize critical regs like mem-timing ... + */ +#define CONFIG_INIT_CRITICAL /* undef for developing */ + +/* + * High Level Configuration Options + * (easy to change) + */ +#define CONFIG_ARM925T 1 /* This is an arm925t CPU */ +#define CONFIG_OMAP 1 /* in a TI OMAP core */ +#define CONFIG_OMAP1510 1 /* which is in a 1510 (helen) */ +#define CONFIG_OMAP_SX1 1 /* a SX1 Board */ + +/* input clock of PLL */ +#define CONFIG_SYS_CLK_FREQ 12000000 /* the SX1 has 12MHz input clock */ + +#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ + +#define CONFIG_MISC_INIT_R + +#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS 1 +#define CONFIG_INITRD_TAG 1 + +/* + * Size of malloc() pool + */ +#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) +#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ + +/* + * Hardware drivers + */ + +/* + * NS16550 Configuration + */ +#define CFG_NS16550 +#define CFG_NS16550_SERIAL +#define CFG_NS16550_REG_SIZE (-4) +#define CFG_NS16550_CLK (CONFIG_SYS_CLK_FREQ) /* can be 12M/32Khz or 48Mhz */ +#define CFG_NS16550_COM1 0xfffb0000 /* uart1, bluetooth uart on helen */ + +/* + * select serial console configuration + */ +#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on SX1 */ + +/* + * USB device configuration + */ +#define CONFIG_USB_DEVICE 1 +#define CONFIG_USB_TTY 1 + +#define CONFIG_USBD_VENDORID 0x1234 +#define CONFIG_USBD_PRODUCTID 0x5678 +#define CONFIG_USBD_MANUFACTURER "Siemens" +#define CONFIG_USBD_PRODUCT_NAME "SX1" +#define CONFIG_USBD_SERIAL_NUMBER "000000000001" + + +/* + * I2C configuration + */ +#define CONFIG_HARD_I2C +#define CFG_I2C_SPEED 100000 +#define CFG_I2C_SLAVE 1 +#define CONFIG_DRIVER_OMAP1510_I2C + +#define CONFIG_ENV_OVERWRITE + +#define CONFIG_ENV_OVERWRITE +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +#define CONFIG_COMMANDS (( CONFIG_CMD_DFL | \ + CFG_CMD_I2C ) & \ + ~CFG_CMD_NET) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> +#include <configs/omap1510.h> + +#define CONFIG_BOOTDELAY 3 +#define CONFIG_BOOTARGS "mem=16M console=ttyS0,115200n8 root=/dev/mtdblock3 rw" + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "SX1# " /* Monitor Command Prompt */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#define CFG_MEMTEST_START 0x10000000 /* memtest works on */ +#define CFG_MEMTEST_END 0x12000000 /* 32 MB in DRAM */ + +#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ + +#define CFG_LOAD_ADDR 0x10000000 /* default load address */ + +/* The 1510 has 3 timers, they can be driven by the RefClk (12Mhz) or by DPLL1. + * This time is further subdivided by a local divisor. + */ +#define CFG_TIMERBASE 0xFFFEC500 /* use timer 1 */ +#define CFG_PVT 7 /* 2^(pvt+1), divide by 256 */ +#define CFG_HZ ((CONFIG_SYS_CLK_FREQ)/(2 << CFG_PVT)) + +/*----------------------------------------------------------------------- + * Stack sizes + * + * The stack sizes are set up in start.S using the settings below + */ +#define CONFIG_STACKSIZE (128*1024) /* regular stack */ +#ifdef CONFIG_USE_IRQ +#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ +#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ +#endif + +/*----------------------------------------------------------------------- + * Physical Memory Map + */ +#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ +#define PHYS_SDRAM_1 0x10000000 /* SDRAM Bank #1 */ +#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */ + +#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ +#define PHYS_FLASH_2 0x04000000 /* Flash Bank #2 */ + +#define CFG_FLASH_BASE PHYS_FLASH_1 + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT (128) /* max number of sectors on one chip */ +#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x020000) /* addr of environment */ + +/* timeout values are in ticks */ +#define CFG_FLASH_ERASE_TOUT (20*CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (20*CFG_HZ) /* Timeout for Flash Write */ + +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */ +#define CFG_ENV_OFFSET 0x20000 /* environment starts here */ + +#endif /* __CONFIG_H */ diff --git a/include/configs/omap1510.h b/include/configs/omap1510.h index 2658135..6787b19 100644 --- a/include/configs/omap1510.h +++ b/include/configs/omap1510.h @@ -179,7 +179,7 @@ #define USB_OTG_CTRL 0xFFFB040C #define USB_TRANSCEIVER_CTRL 0xFFFE1064 -#define PULL_DWN_CTRL_4 0xFFFE10AC +#define PULL_DWN_CTRL_4 0xFFFE10AC #define PU_PD_SEL_0 0xFFFE10B4 #define PU_PD_SEL_1 0xFFFE10B8 #define PU_PD_SEL_2 0xFFFE10BC @@ -221,6 +221,89 @@ #define OMAP_LCD_CONTROL TI925_LCD_CONTROL +/* I2C Registers */ + +#define I2C_BASE 0xfffb3800 + +#define I2C_REV (I2C_BASE + 0x00) +#define I2C_IE (I2C_BASE + 0x04) +#define I2C_STAT (I2C_BASE + 0x08) +#define I2C_IV (I2C_BASE + 0x0c) +#define I2C_BUF (I2C_BASE + 0x14) +#define I2C_CNT (I2C_BASE + 0x18) +#define I2C_DATA (I2C_BASE + 0x1c) +#define I2C_CON (I2C_BASE + 0x24) +#define I2C_OA (I2C_BASE + 0x28) +#define I2C_SA (I2C_BASE + 0x2c) +#define I2C_PSC (I2C_BASE + 0x30) +#define I2C_SCLL (I2C_BASE + 0x34) +#define I2C_SCLH (I2C_BASE + 0x38) +#define I2C_SYSTEST (I2C_BASE + 0x3c) + +/* I2C masks */ + +/* I2C Interrupt Enable Register (I2C_IE): */ + +#define I2C_IE_XRDY_IE (1 << 4) /* Transmit data ready interrupt enable */ +#define I2C_IE_RRDY_IE (1 << 3) /* Receive data ready interrupt enable */ +#define I2C_IE_ARDY_IE (1 << 2) /* Register access ready interrupt enable */ +#define I2C_IE_NACK_IE (1 << 1) /* No acknowledgment interrupt enable */ +#define I2C_IE_AL_IE (1 << 0) /* Arbitration lost interrupt enable */ + +/* I2C Status Register (I2C_STAT): */ + +#define I2C_STAT_SBD (1 << 15) /* Single byte data */ +#define I2C_STAT_BB (1 << 12) /* Bus busy */ +#define I2C_STAT_ROVR (1 << 11) /* Receive overrun */ +#define I2C_STAT_XUDF (1 << 10) /* Transmit underflow */ +#define I2C_STAT_AAS (1 << 9) /* Address as slave */ +#define I2C_STAT_AD0 (1 << 8) /* Address zero */ +#define I2C_STAT_XRDY (1 << 4) /* Transmit data ready */ +#define I2C_STAT_RRDY (1 << 3) /* Receive data ready */ +#define I2C_STAT_ARDY (1 << 2) /* Register access ready */ +#define I2C_STAT_NACK (1 << 1) /* No acknowledgment interrupt enable */ +#define I2C_STAT_AL (1 << 0) /* Arbitration lost interrupt enable */ + +/* I2C Interrupt Vector Register (I2C_IV): */ + +/* I2C Interrupt Code Register (I2C_INTCODE): */ + +#define I2C_INTCODE_MASK 7 +#define I2C_INTCODE_NONE 0 +#define I2C_INTCODE_AL 1 /* Arbitration lost */ +#define I2C_INTCODE_NAK 2 /* No acknowledgement/general call */ +#define I2C_INTCODE_ARDY 3 /* Register access ready */ +#define I2C_INTCODE_RRDY 4 /* Rcv data ready */ +#define I2C_INTCODE_XRDY 5 /* Xmit data ready */ + +/* I2C Buffer Configuration Register (I2C_BUF): */ + +#define I2C_BUF_RDMA_EN (1 << 15) /* Receive DMA channel enable */ +#define I2C_BUF_XDMA_EN (1 << 7) /* Transmit DMA channel enable */ + +/* I2C Configuration Register (I2C_CON): */ + +#define I2C_CON_EN (1 << 15) /* I2C module enable */ +#define I2C_CON_BE (1 << 14) /* Big endian mode */ +#define I2C_CON_STB (1 << 11) /* Start byte mode (master mode only) */ +#define I2C_CON_MST (1 << 10) /* Master/slave mode */ +#define I2C_CON_TRX (1 << 9) /* Transmitter/receiver mode (master mode only) */ +#define I2C_CON_XA (1 << 8) /* Expand address */ +#define I2C_CON_RM (1 << 2) /* Repeat mode (master mode only) */ +#define I2C_CON_STP (1 << 1) /* Stop condition (master mode only) */ +#define I2C_CON_STT (1 << 0) /* Start condition (master mode only) */ + +/* I2C System Test Register (I2C_SYSTEST): */ + +#define I2C_SYSTEST_ST_EN (1 << 15) /* System test enable */ +#define I2C_SYSTEST_FREE (1 << 14) /* Free running mode (on breakpoint) */ +#define I2C_SYSTEST_TMODE_MASK (3 << 12) /* Test mode select */ +#define I2C_SYSTEST_TMODE_SHIFT (12) /* Test mode select */ +#define I2C_SYSTEST_SCL_I (1 << 3) /* SCL line sense input value */ +#define I2C_SYSTEST_SCL_O (1 << 2) /* SCL line drive output value */ +#define I2C_SYSTEST_SDA_I (1 << 1) /* SDA line sense input value */ +#define I2C_SYSTEST_SDA_O (1 << 0) /* SDA line drive output value */ + /* * MMC/SD Host Controller Registers */ @@ -696,3 +779,12 @@ int cpu_type(void); #define IRQ_LEVEL_INT 1 #define IRQ_EDGE_INT 0 + +/* Macros to access registers */ +#define outb(v,p) *(volatile u8 *) (p) = v +#define outw(v,p) *(volatile u16 *) (p) = v +#define outl(v,p) *(volatile u32 *) (p) = v + +#define inb(p) *(volatile u8 *) (p) +#define inw(p) *(volatile u16 *) (p) +#define inl(p) *(volatile u32 *) (p) diff --git a/include/devices.h b/include/devices.h index a27c4e8..9f2a0c3 100644 --- a/include/devices.h +++ b/include/devices.h @@ -105,5 +105,8 @@ int drv_video_init (void); #ifdef CONFIG_KEYBOARD int drv_keyboard_init (void); #endif +#ifdef CONFIG_USB_TTY +int drv_usbtty_init (void); +#endif #endif /* _DEVICES_H_ */ diff --git a/include/usbdcore.h b/include/usbdcore.h new file mode 100644 index 0000000..6e92df1 --- /dev/null +++ b/include/usbdcore.h @@ -0,0 +1,671 @@ +/* + * (C) Copyright 2003 + * Gerry Hamel, geh@ti.com, Texas Instruments + * + * Based on linux/drivers/usbd/usbd.h + * + * Copyright (c) 2000, 2001, 2002 Lineo + * Copyright (c) 2001 Hewlett Packard + * + * By: + * Stuart Lynne <sl@lineo.com>, + * Tom Rushworth <tbr@lineo.com>, + * Bruce Balden <balden@lineo.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#ifndef __USBDCORE_H__ +#define __USBDCORE_H__ + +#include <common.h> +#include "usbdescriptors.h" + + +#define MAX_URBS_QUEUED 5 + + +#if 1 +#define usberr(fmt,args...) serial_printf("ERROR: %s(), %d: "fmt"\n",__FUNCTION__,__LINE__,##args) +#else +#define usberr(fmt,args...) do{}while(0) +#endif + +#if 0 +#define usbdbg(fmt,args...) serial_printf("debug: %s(), %d: "fmt"\n",__FUNCTION__,__LINE__,##args) +#else +#define usbdbg(fmt,args...) do{}while(0) +#endif + +#if 0 +#define usbinfo(fmt,args...) serial_printf("info: %s(), %d: "fmt"\n",__FUNCTION__,__LINE__,##args) +#else +#define usbinfo(fmt,args...) do{}while(0) +#endif + +#ifndef le16_to_cpu +#define le16_to_cpu(x) (x) +#endif + +#ifndef inb +#define inb(p) (*(volatile u8*)(p)) +#endif + +#ifndef outb +#define outb(val,p) (*(volatile u8*)(p) = (val)) +#endif + +#ifndef inw +#define inw(p) (*(volatile u16*)(p)) +#endif + +#ifndef outw +#define outw(val,p) (*(volatile u16*)(p) = (val)) +#endif + +#ifndef inl +#define inl(p) (*(volatile u32*)(p)) +#endif + +#ifndef outl +#define outl(val,p) (*(volatile u32*)(p) = (val)) +#endif + +#ifndef insw +#define insw(p,to,len) mmio_insw(p,to,len) +#endif + +#ifndef outsw +#define outsw(p,from,len) mmio_outsw(p,from,len) +#endif + +#ifndef insb +#define insb(p,to,len) mmio_insb(p,to,len) +#endif + +#ifndef mmio_insw +#define mmio_insw(r,b,l) ({ int __i ; \ + u16 *__b2; \ + __b2 = (u16 *) b; \ + for (__i = 0; __i < l; __i++) { \ + *(__b2 + __i) = inw(r); \ + }; \ + }) +#endif + +#ifndef mmio_outsw +#define mmio_outsw(r,b,l) ({ int __i; \ + u16 *__b2; \ + __b2 = (u16 *) b; \ + for (__i = 0; __i < l; __i++) { \ + outw( *(__b2 + __i), r); \ + } \ + }) +#endif + +#ifndef mmio_insb +#define mmio_insb(r,b,l) ({ int __i ; \ + u8 *__b2; \ + __b2 = (u8 *) b; \ + for (__i = 0; __i < l; __i++) { \ + *(__b2 + __i) = inb(r); \ + }; \ + }) +#endif + +#ifndef MIN +#define MIN(a,b) ((a) < (b) ? (a) : (b)) +#endif +#ifndef MAX +#define MAX(a,b) ((a) > (b) ? (a) : (b)) +#endif + + +/* + * Structure member address manipulation macros. + * These are used by client code (code using the urb_link routines), since + * the urb_link structure is embedded in the client data structures. + * + * Note: a macro offsetof equivalent to member_offset is defined in stddef.h + * but this is kept here for the sake of portability. + * + * p2surround returns a pointer to the surrounding structure given + * type of the surrounding structure, the name memb of the structure + * member pointed at by ptr. For example, if you have: + * + * struct foo { + * int x; + * float y; + * char z; + * } thingy; + * + * char *cp = &thingy.z; + * + * then + * + * &thingy == p2surround(struct foo, z, cp) + * + * Clear? + */ +#define _cv_(ptr) ((char*)(void*)(ptr)) +#define member_offset(type,memb) (_cv_(&(((type*)0)->memb))-(char*)0) +#define p2surround(type,memb,ptr) ((type*)(void*)(_cv_(ptr)-member_offset(type,memb))) + +struct urb; + +struct usb_endpoint_instance; +struct usb_interface_instance; +struct usb_configuration_instance; +struct usb_device_instance; +struct usb_bus_instance; + +/* + * Device and/or Interface Class codes + */ +#define USB_CLASS_PER_INTERFACE 0 /* for DeviceClass */ +#define USB_CLASS_AUDIO 1 +#define USB_CLASS_COMM 2 +#define USB_CLASS_HID 3 +#define USB_CLASS_PHYSICAL 5 +#define USB_CLASS_PRINTER 7 +#define USB_CLASS_MASS_STORAGE 8 +#define USB_CLASS_HUB 9 +#define USB_CLASS_DATA 10 +#define USB_CLASS_APP_SPEC 0xfe +#define USB_CLASS_VENDOR_SPEC 0xff + +/* + * USB types + */ +#define USB_TYPE_STANDARD (0x00 << 5) +#define USB_TYPE_CLASS (0x01 << 5) +#define USB_TYPE_VENDOR (0x02 << 5) +#define USB_TYPE_RESERVED (0x03 << 5) + +/* + * USB recipients + */ +#define USB_RECIP_DEVICE 0x00 +#define USB_RECIP_INTERFACE 0x01 +#define USB_RECIP_ENDPOINT 0x02 +#define USB_RECIP_OTHER 0x03 + +/* + * USB directions + */ +#define USB_DIR_OUT 0 +#define USB_DIR_IN 0x80 + +/* + * Descriptor types + */ +#define USB_DT_DEVICE 0x01 +#define USB_DT_CONFIG 0x02 +#define USB_DT_STRING 0x03 +#define USB_DT_INTERFACE 0x04 +#define USB_DT_ENDPOINT 0x05 + +#define USB_DT_HID (USB_TYPE_CLASS | 0x01) +#define USB_DT_REPORT (USB_TYPE_CLASS | 0x02) +#define USB_DT_PHYSICAL (USB_TYPE_CLASS | 0x03) +#define USB_DT_HUB (USB_TYPE_CLASS | 0x09) + +/* + * Descriptor sizes per descriptor type + */ +#define USB_DT_DEVICE_SIZE 18 +#define USB_DT_CONFIG_SIZE 9 +#define USB_DT_INTERFACE_SIZE 9 +#define USB_DT_ENDPOINT_SIZE 7 +#define USB_DT_ENDPOINT_AUDIO_SIZE 9 /* Audio extension */ +#define USB_DT_HUB_NONVAR_SIZE 7 +#define USB_DT_HID_SIZE 9 + +/* + * Endpoints + */ +#define USB_ENDPOINT_NUMBER_MASK 0x0f /* in bEndpointAddress */ +#define USB_ENDPOINT_DIR_MASK 0x80 + +#define USB_ENDPOINT_XFERTYPE_MASK 0x03 /* in bmAttributes */ +#define USB_ENDPOINT_XFER_CONTROL 0 +#define USB_ENDPOINT_XFER_ISOC 1 +#define USB_ENDPOINT_XFER_BULK 2 +#define USB_ENDPOINT_XFER_INT 3 + +/* + * USB Packet IDs (PIDs) + */ +#define USB_PID_UNDEF_0 0xf0 +#define USB_PID_OUT 0xe1 +#define USB_PID_ACK 0xd2 +#define USB_PID_DATA0 0xc3 +#define USB_PID_PING 0xb4 /* USB 2.0 */ +#define USB_PID_SOF 0xa5 +#define USB_PID_NYET 0x96 /* USB 2.0 */ +#define USB_PID_DATA2 0x87 /* USB 2.0 */ +#define USB_PID_SPLIT 0x78 /* USB 2.0 */ +#define USB_PID_IN 0x69 +#define USB_PID_NAK 0x5a +#define USB_PID_DATA1 0x4b +#define USB_PID_PREAMBLE 0x3c /* Token mode */ +#define USB_PID_ERR 0x3c /* USB 2.0: handshake mode */ +#define USB_PID_SETUP 0x2d +#define USB_PID_STALL 0x1e +#define USB_PID_MDATA 0x0f /* USB 2.0 */ + +/* + * Standard requests + */ +#define USB_REQ_GET_STATUS 0x00 +#define USB_REQ_CLEAR_FEATURE 0x01 +#define USB_REQ_SET_FEATURE 0x03 +#define USB_REQ_SET_ADDRESS 0x05 +#define USB_REQ_GET_DESCRIPTOR 0x06 +#define USB_REQ_SET_DESCRIPTOR 0x07 +#define USB_REQ_GET_CONFIGURATION 0x08 +#define USB_REQ_SET_CONFIGURATION 0x09 +#define USB_REQ_GET_INTERFACE 0x0A +#define USB_REQ_SET_INTERFACE 0x0B +#define USB_REQ_SYNCH_FRAME 0x0C + +#define USBD_DEVICE_REQUESTS(x) (((unsigned int)x <= USB_REQ_SYNCH_FRAME) ? usbd_device_requests[x] : "UNKNOWN") + +/* + * HID requests + */ +#define USB_REQ_GET_REPORT 0x01 +#define USB_REQ_GET_IDLE 0x02 +#define USB_REQ_GET_PROTOCOL 0x03 +#define USB_REQ_SET_REPORT 0x09 +#define USB_REQ_SET_IDLE 0x0A +#define USB_REQ_SET_PROTOCOL 0x0B + + +/* + * USB Spec Release number + */ + +#define USB_BCD_VERSION 0x0110 + + +/* + * Device Requests (c.f Table 9-2) + */ + +#define USB_REQ_DIRECTION_MASK 0x80 +#define USB_REQ_TYPE_MASK 0x60 +#define USB_REQ_RECIPIENT_MASK 0x1f + +#define USB_REQ_DEVICE2HOST 0x80 +#define USB_REQ_HOST2DEVICE 0x00 + +#define USB_REQ_TYPE_STANDARD 0x00 +#define USB_REQ_TYPE_CLASS 0x20 +#define USB_REQ_TYPE_VENDOR 0x40 + +#define USB_REQ_RECIPIENT_DEVICE 0x00 +#define USB_REQ_RECIPIENT_INTERFACE 0x01 +#define USB_REQ_RECIPIENT_ENDPOINT 0x02 +#define USB_REQ_RECIPIENT_OTHER 0x03 + +/* + * get status bits + */ + +#define USB_STATUS_SELFPOWERED 0x01 +#define USB_STATUS_REMOTEWAKEUP 0x02 + +#define USB_STATUS_HALT 0x01 + +/* + * descriptor types + */ + +#define USB_DESCRIPTOR_TYPE_DEVICE 0x01 +#define USB_DESCRIPTOR_TYPE_CONFIGURATION 0x02 +#define USB_DESCRIPTOR_TYPE_STRING 0x03 +#define USB_DESCRIPTOR_TYPE_INTERFACE 0x04 +#define USB_DESCRIPTOR_TYPE_ENDPOINT 0x05 +#define USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER 0x06 +#define USB_DESCRIPTOR_TYPE_OTHER_SPEED_CONFIGURATION 0x07 +#define USB_DESCRIPTOR_TYPE_INTERFACE_POWER 0x08 +#define USB_DESCRIPTOR_TYPE_HID 0x21 +#define USB_DESCRIPTOR_TYPE_REPORT 0x22 + +#define USBD_DEVICE_DESCRIPTORS(x) (((unsigned int)x <= USB_DESCRIPTOR_TYPE_INTERFACE_POWER) ? \ + usbd_device_descriptors[x] : "UNKNOWN") + +/* + * standard feature selectors + */ +#define USB_ENDPOINT_HALT 0x00 +#define USB_DEVICE_REMOTE_WAKEUP 0x01 +#define USB_TEST_MODE 0x02 + + +/* USB Requests + * + */ + +struct usb_device_request { + u8 bmRequestType; + u8 bRequest; + u16 wValue; + u16 wIndex; + u16 wLength; +} __attribute__ ((packed)); + + +/* USB Status + * + */ +typedef enum urb_send_status { + SEND_IN_PROGRESS, + SEND_FINISHED_OK, + SEND_FINISHED_ERROR, + RECV_READY, + RECV_OK, + RECV_ERROR +} urb_send_status_t; + +/* + * Device State (c.f USB Spec 2.0 Figure 9-1) + * + * What state the usb device is in. + * + * Note the state does not change if the device is suspended, we simply set a + * flag to show that it is suspended. + * + */ +typedef enum usb_device_state { + STATE_INIT, /* just initialized */ + STATE_CREATED, /* just created */ + STATE_ATTACHED, /* we are attached */ + STATE_POWERED, /* we have seen power indication (electrical bus signal) */ + STATE_DEFAULT, /* we been reset */ + STATE_ADDRESSED, /* we have been addressed (in default configuration) */ + STATE_CONFIGURED, /* we have seen a set configuration device command */ + STATE_UNKNOWN, /* destroyed */ +} usb_device_state_t; + +#define USBD_DEVICE_STATE(x) (((unsigned int)x <= STATE_UNKNOWN) ? usbd_device_states[x] : "UNKNOWN") + +/* + * Device status + * + * Overall state + */ +typedef enum usb_device_status { + USBD_OPENING, /* we are currently opening */ + USBD_OK, /* ok to use */ + USBD_SUSPENDED, /* we are currently suspended */ + USBD_CLOSING, /* we are currently closing */ +} usb_device_status_t; + +#define USBD_DEVICE_STATUS(x) (((unsigned int)x <= USBD_CLOSING) ? usbd_device_status[x] : "UNKNOWN") + +/* + * Device Events + * + * These are defined in the USB Spec (c.f USB Spec 2.0 Figure 9-1). + * + * There are additional events defined to handle some extra actions we need + * to have handled. + * + */ +typedef enum usb_device_event { + + DEVICE_UNKNOWN, /* bi - unknown event */ + DEVICE_INIT, /* bi - initialize */ + DEVICE_CREATE, /* bi - */ + DEVICE_HUB_CONFIGURED, /* bi - bus has been plugged int */ + DEVICE_RESET, /* bi - hub has powered our port */ + + DEVICE_ADDRESS_ASSIGNED, /* ep0 - set address setup received */ + DEVICE_CONFIGURED, /* ep0 - set configure setup received */ + DEVICE_SET_INTERFACE, /* ep0 - set interface setup received */ + + DEVICE_SET_FEATURE, /* ep0 - set feature setup received */ + DEVICE_CLEAR_FEATURE, /* ep0 - clear feature setup received */ + + DEVICE_DE_CONFIGURED, /* ep0 - set configure setup received for ?? */ + + DEVICE_BUS_INACTIVE, /* bi - bus in inactive (no SOF packets) */ + DEVICE_BUS_ACTIVITY, /* bi - bus is active again */ + + DEVICE_POWER_INTERRUPTION, /* bi - hub has depowered our port */ + DEVICE_HUB_RESET, /* bi - bus has been unplugged */ + DEVICE_DESTROY, /* bi - device instance should be destroyed */ + + DEVICE_HOTPLUG, /* bi - a hotplug event has occured */ + + DEVICE_FUNCTION_PRIVATE, /* function - private */ + +} usb_device_event_t; + + +typedef struct urb_link { + struct urb_link *next; + struct urb_link *prev; +} urb_link; + +/* USB Data structure - for passing data around. + * + * This is used for both sending and receiving data. + * + * The callback function is used to let the function driver know when + * transmitted data has been sent. + * + * The callback function is set by the alloc_recv function when an urb is + * allocated for receiving data for an endpoint and used to call the + * function driver to inform it that data has arrived. + */ + +#define URB_BUF_SIZE 128 /* in linux we'd malloc this, but in u-boot we prefer static data */ +struct urb { + + struct usb_endpoint_instance *endpoint; + struct usb_device_instance *device; + + struct usb_device_request device_request; /* contents of received SETUP packet */ + + struct urb_link link; /* embedded struct for circular doubly linked list of urbs */ + + u8* buffer; + unsigned int buffer_length; + unsigned int actual_length; + + urb_send_status_t status; + int data; + + u16 buffer_data[URB_BUF_SIZE]; /* data received (OUT) or being sent (IN) */ +}; + +/* Endpoint configuration + * + * Per endpoint configuration data. Used to track which function driver owns + * an endpoint. + * + */ +struct usb_endpoint_instance { + int endpoint_address; /* logical endpoint address */ + + /* control */ + int status; /* halted */ + int state; /* available for use by bus interface driver */ + + /* receive side */ + struct urb_link rcv; /* received urbs */ + struct urb_link rdy; /* empty urbs ready to receive */ + struct urb *rcv_urb; /* active urb */ + int rcv_attributes; /* copy of bmAttributes from endpoint descriptor */ + int rcv_packetSize; /* maximum packet size from endpoint descriptor */ + int rcv_transferSize; /* maximum transfer size from function driver */ + int rcv_queue; + + /* transmit side */ + struct urb_link tx; /* urbs ready to transmit */ + struct urb_link done; /* transmitted urbs */ + struct urb *tx_urb; /* active urb */ + int tx_attributes; /* copy of bmAttributes from endpoint descriptor */ + int tx_packetSize; /* maximum packet size from endpoint descriptor */ + int tx_transferSize; /* maximum transfer size from function driver */ + int tx_queue; + + int sent; /* data already sent */ + int last; /* data sent in last packet XXX do we need this */ +}; + +struct usb_alternate_instance { + struct usb_interface_descriptor *interface_descriptor; + + int endpoints; + int *endpoint_transfersize_array; + struct usb_endpoint_descriptor **endpoints_descriptor_array; +}; + +struct usb_interface_instance { + int alternates; + struct usb_alternate_instance *alternates_instance_array; +}; + +struct usb_configuration_instance { + int interfaces; + struct usb_configuration_descriptor *configuration_descriptor; + struct usb_interface_instance *interface_instance_array; +}; + + +/* USB Device Instance + * + * For each physical bus interface we create a logical device structure. This + * tracks all of the required state to track the USB HOST's view of the device. + * + * Keep track of the device configuration for a real physical bus interface, + * this includes the bus interface, multiple function drivers, the current + * configuration and the current state. + * + * This will show: + * the specific bus interface driver + * the default endpoint 0 driver + * the configured function driver + * device state + * device status + * endpoint list + */ + +struct usb_device_instance { + + /* generic */ + char *name; + struct usb_device_descriptor *device_descriptor; /* per device descriptor */ + + void (*event) (struct usb_device_instance *device, usb_device_event_t event, int data); + + /* bus interface */ + struct usb_bus_instance *bus; /* which bus interface driver */ + + /* configuration descriptors */ + int configurations; + struct usb_configuration_instance *configuration_instance_array; + + /* device state */ + usb_device_state_t device_state; /* current USB Device state */ + usb_device_state_t device_previous_state; /* current USB Device state */ + + u8 address; /* current address (zero is default) */ + u8 configuration; /* current show configuration (zero is default) */ + u8 interface; /* current interface (zero is default) */ + u8 alternate; /* alternate flag */ + + usb_device_status_t status; /* device status */ + + int urbs_queued; /* number of submitted urbs */ + + /* Shouldn't need to make this atomic, all we need is a change indicator */ + unsigned long usbd_rxtx_timestamp; + unsigned long usbd_last_rxtx_timestamp; + +}; + +/* Bus Interface configuration structure + * + * This is allocated for each configured instance of a bus interface driver. + * + * The privdata pointer may be used by the bus interface driver to store private + * per instance state information. + */ +struct usb_bus_instance { + + struct usb_device_instance *device; + struct usb_endpoint_instance *endpoint_array; /* array of available configured endpoints */ + + int max_endpoints; /* maximimum number of rx enpoints */ + unsigned char maxpacketsize; + + unsigned int serial_number; + char *serial_number_str; + void *privdata; /* private data for the bus interface */ + +}; + +extern char *usbd_device_events[]; +extern char *usbd_device_states[]; +extern char *usbd_device_status[]; +extern char *usbd_device_requests[]; +extern char *usbd_device_descriptors[]; + +void urb_link_init (urb_link * ul); +void urb_detach (struct urb *urb); +urb_link *first_urb_link (urb_link * hd); +struct urb *first_urb (urb_link * hd); +struct urb *first_urb_detached (urb_link * hd); +void urb_append (urb_link * hd, struct urb *urb); + +struct urb *usbd_alloc_urb (struct usb_device_instance *device, struct usb_endpoint_instance *endpoint); +void usbd_dealloc_urb (struct urb *urb); + +/* + * usbd_device_event is used by bus interface drivers to tell the higher layers that + * certain events have taken place. + */ +void usbd_device_event_irq (struct usb_device_instance *conf, usb_device_event_t, int); +void usbd_device_event (struct usb_device_instance *conf, usb_device_event_t, int); + +/* descriptors + * + * Various ways of finding descriptors based on the current device and any + * possible configuration / interface / endpoint for it. + */ +struct usb_configuration_descriptor *usbd_device_configuration_descriptor (struct usb_device_instance *, int, int); +struct usb_function_instance *usbd_device_function_instance (struct usb_device_instance *, unsigned int); +struct usb_interface_instance *usbd_device_interface_instance (struct usb_device_instance *, int, int, int); +struct usb_alternate_instance *usbd_device_alternate_instance (struct usb_device_instance *, int, int, int, int); +struct usb_interface_descriptor *usbd_device_interface_descriptor (struct usb_device_instance *, int, int, int, int); +struct usb_endpoint_descriptor *usbd_device_endpoint_descriptor_index (struct usb_device_instance *, int, int, int, int, int); +struct usb_class_descriptor *usbd_device_class_descriptor_index (struct usb_device_instance *, int, int, int, int, int); +struct usb_class_report_descriptor *usbd_device_class_report_descriptor_index( struct usb_device_instance *, int , int , int , int , int ); +struct usb_endpoint_descriptor *usbd_device_endpoint_descriptor (struct usb_device_instance *, int, int, int, int, int); +int usbd_device_endpoint_transfersize (struct usb_device_instance *, int, int, int, int, int); +struct usb_string_descriptor *usbd_get_string (u8); +struct usb_device_descriptor *usbd_device_device_descriptor (struct usb_device_instance *, int); + +int usbd_endpoint_halted (struct usb_device_instance *device, int endpoint); +void usbd_rcv_complete(struct usb_endpoint_instance *endpoint, int len, int urb_bad); +void usbd_tx_complete (struct usb_endpoint_instance *endpoint); + +#endif diff --git a/include/usbdcore_ep0.h b/include/usbdcore_ep0.h new file mode 100644 index 0000000..3bec106 --- /dev/null +++ b/include/usbdcore_ep0.h @@ -0,0 +1,39 @@ +/* + * (C) Copyright 2003 + * Gerry Hamel, geh@ti.com, Texas Instruments + * + * Based on + * linux/drivers/usbd/ep0.c + * + * Copyright (c) 2000, 2001, 2002 Lineo + * Copyright (c) 2001 Hewlett Packard + * + * By: + * Stuart Lynne <sl@lineo.com>, + * Tom Rushworth <tbr@lineo.com>, + * Bruce Balden <balden@lineo.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#ifndef __USBDCORE_EP0_H__ +#define __USBDCORE_EP0_H__ + + +int ep0_recv_setup (struct urb *urb); + + +#endif diff --git a/include/usbdcore_omap1510.h b/include/usbdcore_omap1510.h new file mode 100644 index 0000000..6ea3331 --- /dev/null +++ b/include/usbdcore_omap1510.h @@ -0,0 +1,183 @@ +/* + * (C) Copyright 2003 + * Gerry Hamel, geh@ti.com, Texas Instruments + * + * Based on + * linux/drivers/usb/device/bi/omap.h + * Register definitions for TI OMAP1510 USB bus interface driver + * + * Author: MontaVista Software, Inc. + * source@mvista.com + * + * 2003 (c) MontaVista Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ + +#ifndef __USBDCORE_OMAP1510_H__ +#define __USBDCORE_OMAP1510_H__ + + +/* + * 13.2 MPU Register Map + */ + +/* Table 13-1. USB Function Module Registers (endpoint) */ +#define UDC_BASE 0xFFFB4000 +#define UDC_OFFSET(offset) (UDC_BASE + (offset)) +#define UDC_REV UDC_OFFSET(0x0) /* Revision */ +#define UDC_EP_NUM UDC_OFFSET(0x4) /* Endpoint selection */ +#define UDC_DATA UDC_OFFSET(0x08) /* Data */ +#define UDC_CTRL UDC_OFFSET(0x0C) /* Control */ +#define UDC_STAT_FLG UDC_OFFSET(0x10) /* Status flag */ +#define UDC_RXFSTAT UDC_OFFSET(0x14) /* Receive FIFO status */ +#define UDC_SYSCON1 UDC_OFFSET(0x18) /* System configuration 1 */ +#define UDC_SYSCON2 UDC_OFFSET(0x1C) /* System configuration 2 */ +#define UDC_DEVSTAT UDC_OFFSET(0x20) /* Device status */ +#define UDC_SOF UDC_OFFSET(0x24) /* Start of frame */ +#define UDC_IRQ_EN UDC_OFFSET(0x28) /* Interrupt enable */ +#define UDC_DMA_IRQ_EN UDC_OFFSET(0x2C) /* DMA interrupt enable */ +#define UDC_IRQ_SRC UDC_OFFSET(0x30) /* Interrupt source */ +#define UDC_EPN_STAT UDC_OFFSET(0x34) /* Endpoint interrupt status */ +#define UDC_DMAN_STAT UDC_OFFSET(0x3C) /* DMA endpoint interrupt status */ + +/* IRQ_EN register fields */ +#define UDC_Sof_IE (1 << 7) /* Start-of-frame interrupt enabled */ +#define UDC_EPn_RX_IE (1 << 5) /* Receive endpoint interrupt enabled */ +#define UDC_EPn_TX_IE (1 << 4) /* Transmit endpoint interrupt enabled */ +#define UDC_DS_Chg_IE (1 << 3) /* Device state changed interrupt enabled */ +#define UDC_EP0_IE (1 << 0) /* EP0 transaction interrupt enabled */ + +/* IRQ_SRC register fields */ +#define UDC_TXn_Done (1 << 10) /* Transmit DMA channel n done */ +#define UDC_RXn_Cnt (1 << 9) /* Receive DMA channel n transactions count */ +#define UDC_RXn_EOT (1 << 8) /* Receive DMA channel n end of transfer */ +#define UDC_SOF_Flg (1 << 7) /* Start-of-frame interrupt flag */ +#define UDC_EPn_RX (1 << 5) /* Endpoint n OUT transaction */ +#define UDC_EPn_TX (1 << 4) /* Endpoint n IN transaction */ +#define UDC_DS_Chg (1 << 3) /* Device state changed */ +#define UDC_Setup (1 << 2) /* Setup transaction */ +#define UDC_EP0_RX (1 << 1) /* EP0 OUT transaction */ +#define UDC_EP0_TX (1 << 0) /* EP0 IN transaction */ + +/* DEVSTAT register fields, 14.2.9 */ +#define UDC_R_WK_OK (1 << 6) /* Remote wakeup granted */ +#define UDC_USB_Reset (1 << 5) /* USB reset signalling is active */ +#define UDC_SUS (1 << 4) /* Suspended state */ +#define UDC_CFG (1 << 3) /* Configured state */ +#define UDC_ADD (1 << 2) /* Addressed state */ +#define UDC_DEF (1 << 1) /* Default state */ +#define UDC_ATT (1 << 0) /* Attached state */ + +/* SYSCON1 register fields */ +#define UDC_Cfg_Lock (1 << 8) /* Device configuration locked */ +#define UDC_Nak_En (1 << 4) /* NAK enable */ +#define UDC_Self_Pwr (1 << 2) /* Device is self-powered */ +#define UDC_Soff_Dis (1 << 1) /* Shutoff disabled */ +#define UDC_Pullup_En (1 << 0) /* External pullup enabled */ + +/* SYSCON2 register fields */ +#define UDC_Rmt_Wkp (1 << 6) /* Remote wakeup */ +#define UDC_Stall_Cmd (1 << 5) /* Stall endpoint */ +#define UDC_Dev_Cfg (1 << 3) /* Device configured */ +#define UDC_Clr_Cfg (1 << 2) /* Clear configured */ + +/* + * Select and enable endpoints + */ + +/* Table 13-1. USB Function Module Registers (endpoint configuration) */ +#define UDC_EPBASE UDC_OFFSET(0x80) /* Endpoints base address */ +#define UDC_EP0 UDC_EPBASE /* Control endpoint configuration */ +#define UDC_EP_RX_BASE UDC_OFFSET(0x84) /* Receive endpoints base address */ +#define UDC_EP_RX(endpoint) (UDC_EP_RX_BASE + ((endpoint) - 1) * 4) +#define UDC_EP_TX_BASE UDC_OFFSET(0xC4) /* Transmit endpoints base address */ +#define UDC_EP_TX(endpoint) (UDC_EP_TX_BASE + ((endpoint) - 1) * 4) + +/* EP_NUM register fields */ +#define UDC_Setup_Sel (1 << 6) /* Setup FIFO select */ +#define UDC_EP_Sel (1 << 5) /* TX/RX FIFO select */ +#define UDC_EP_Dir (1 << 4) /* Endpoint direction */ + +/* CTRL register fields */ +#define UDC_Clr_Halt (1 << 7) /* Clear halt endpoint */ +#define UDC_Set_Halt (1 << 6) /* Set halt endpoint */ +#define UDC_Set_FIFO_En (1 << 2) /* Set FIFO enable */ +#define UDC_Clr_EP (1 << 1) /* Clear endpoint */ +#define UDC_Reset_EP (1 << 0) /* Reset endpoint */ + +/* STAT_FLG register fields */ +#define UDC_Miss_In (1 << 14) +#define UDC_Data_Flush (1 << 13) +#define UDC_ISO_Err (1 << 12) +#define UDC_ISO_FIFO_Empty (1 << 9) +#define UDC_ISO_FIFO_Full (1 << 8) +#define UDC_EP_Halted (1 << 6) +#define UDC_STALL (1 << 5) +#define UDC_NAK (1 << 4) +#define UDC_ACK (1 << 3) +#define UDC_FIFO_En (1 << 2) +#define UDC_Non_ISO_FIFO_Empty (1 << 1) +#define UDC_Non_ISO_FIFO_Full (1 << 0) + +/* EPn_RX register fields */ +#define UDC_EPn_RX_Valid (1 << 15) /* valid */ +#define UDC_EPn_RX_Db (1 << 14) /* double-buffer */ +#define UDC_EPn_RX_Iso (1 << 11) /* isochronous */ + +/* EPn_TX register fields */ +#define UDC_EPn_TX_Valid (1 << 15) /* valid */ +#define UDC_EPn_TX_Db (1 << 14) /* double-buffer */ +#define UDC_EPn_TX_Iso (1 << 11) /* isochronous */ + +#define EP0_PACKETSIZE 0x40 + +/* physical to logical endpoint mapping + * Physical endpoints are an index into device->bus->endpoint_array. + * Logical endpoints are endpoints 0 to 15 IN and OUT as defined in + * the USB specification. + * + * physical ep logical ep direction endpoint_address + * 0 0 IN and OUT 0x00 + * 1 to 15 1 to 15 OUT 0x01 to 0x0f + * 16 to 30 1 to 15 IN 0x81 to 0x8f + */ +#define PHYS_EP_TO_EP_ADDR(ep) (((ep) < 16) ? (ep) : (((ep) - 15) | 0x80)) +#define EP_ADDR_TO_PHYS_EP(a) (((a) & 0x80) ? (((a) & ~0x80) + 15) : (a)) + +/* MOD_CONF_CTRL_0 bits (FIXME: move to board hardware.h ?) */ +#define CONF_MOD_USB_W2FC_VBUS_MODE_R (1 << 17) + +/* Other registers (may be) related to USB */ + +#define CLOCK_CTRL (0xFFFE0830) +#define APLL_CTRL (0xFFFE084C) +#define DPLL_CTRL (0xFFFE083C) +#define SOFT_REQ (0xFFFE0834) +#define STATUS_REQ (0xFFFE0840) + +/* FUNC_MUX_CTRL_0 bits related to USB */ +#define UDC_VBUS_CTRL (1 << 19) +#define UDC_VBUS_MODE (1 << 18) + + +void omap1510_udc_irq(void); +void omap1510_udc_noniso_irq(void); + + +/* Higher level functions for abstracting away from specific device */ +void udc_endpoint_write(struct usb_endpoint_instance *endpoint); + +int udc_init (void); + +void udc_enable(struct usb_device_instance *device); +void udc_disable(void); + +void udc_connect(void); +void udc_disconnect(void); + +void udc_startup_events(struct usb_device_instance *device); +void udc_setup_ep(struct usb_device_instance *device, unsigned int ep, struct usb_endpoint_instance *endpoint); + +#endif diff --git a/include/usbdescriptors.h b/include/usbdescriptors.h new file mode 100644 index 0000000..2d9f739 --- /dev/null +++ b/include/usbdescriptors.h @@ -0,0 +1,497 @@ +/* + * (C) Copyright 2003 + * Gerry Hamel, geh@ti.com, Texas Instruments + * + * Based on + * linux/drivers/usbd/usb-function.h - USB Function + * + * Copyright (c) 2000, 2001, 2002 Lineo + * Copyright (c) 2001 Hewlett Packard + * + * By: + * Stuart Lynne <sl@lineo.com>, + * Tom Rushworth <tbr@lineo.com>, + * Bruce Balden <balden@lineo.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +/* USB Descriptors - Create a complete description of all of the + * function driver capabilities. These map directly to the USB descriptors. + * + * This heirarchy is created by the functions drivers and is passed to the + * usb-device driver when the function driver is registered. + * + * device + * configuration + * interface + * alternate + * class + * class + * alternate + * endpoint + * endpoint + * interface + * alternate + * endpoint + * endpoint + * configuration + * interface + * alternate + * endpoint + * endpoint + * + * + * The configuration structures refer to the USB Configurations that will be + * made available to a USB HOST during the enumeration process. + * + * The USB HOST will select a configuration and optionally an interface with + * the usb set configuration and set interface commands. + * + * The selected interface (or the default interface if not specifically + * selected) will define the list of endpoints that will be used. + * + * The configuration and interfaces are stored in an array that is indexed + * by the specified configuratin or interface number minus one. + * + * A configuration number of zero is used to specify a return to the unconfigured + * state. + * + */ + + +#ifndef __USBDESCRIPTORS_H__ +#define __USBDESCRIPTORS_H__ + +#include <asm/types.h> + +/* + * communications class types + * + * c.f. CDC USB Class Definitions for Communications Devices + * c.f. WMCD USB CDC Subclass Specification for Wireless Mobile Communications Devices + * + */ + +#define CLASS_BCD_VERSION 0x0110 + +/* c.f. CDC 4.1 Table 14 */ +#define COMMUNICATIONS_DEVICE_CLASS 0x02 + +/* c.f. CDC 4.2 Table 15 */ +#define COMMUNICATIONS_INTERFACE_CLASS 0x02 + +/* c.f. CDC 4.3 Table 16 */ +#define COMMUNICATIONS_NO_SUBCLASS 0x00 +#define COMMUNICATIONS_DLCM_SUBCLASS 0x01 +#define COMMUNICATIONS_ACM_SUBCLASS 0x02 +#define COMMUNICATIONS_TCM_SUBCLASS 0x03 +#define COMMUNICATIONS_MCCM_SUBCLASS 0x04 +#define COMMUNICATIONS_CCM_SUBCLASS 0x05 +#define COMMUNICATIONS_ENCM_SUBCLASS 0x06 +#define COMMUNICATIONS_ANCM_SUBCLASS 0x07 + +/* c.f. WMCD 5.1 */ +#define COMMUNICATIONS_WHCM_SUBCLASS 0x08 +#define COMMUNICATIONS_DMM_SUBCLASS 0x09 +#define COMMUNICATIONS_MDLM_SUBCLASS 0x0a +#define COMMUNICATIONS_OBEX_SUBCLASS 0x0b + +/* c.f. CDC 4.6 Table 18 */ +#define DATA_INTERFACE_CLASS 0x0a + +/* c.f. CDC 4.7 Table 19 */ +#define COMMUNICATIONS_NO_PROTOCOL 0x00 + + +/* c.f. CDC 5.2.3 Table 24 */ +#define CS_INTERFACE 0x24 +#define CS_ENDPOINT 0x25 + +/* + * bDescriptorSubtypes + * + * c.f. CDC 5.2.3 Table 25 + * c.f. WMCD 5.3 Table 5.3 + */ + +#define USB_ST_HEADER 0x00 +#define USB_ST_CMF 0x01 +#define USB_ST_ACMF 0x02 +#define USB_ST_DLMF 0x03 +#define USB_ST_TRF 0x04 +#define USB_ST_TCLF 0x05 +#define USB_ST_UF 0x06 +#define USB_ST_CSF 0x07 +#define USB_ST_TOMF 0x08 +#define USB_ST_USBTF 0x09 +#define USB_ST_NCT 0x0a +#define USB_ST_PUF 0x0b +#define USB_ST_EUF 0x0c +#define USB_ST_MCMF 0x0d +#define USB_ST_CCMF 0x0e +#define USB_ST_ENF 0x0f +#define USB_ST_ATMNF 0x10 + +#define USB_ST_WHCM 0x11 +#define USB_ST_MDLM 0x12 +#define USB_ST_MDLMD 0x13 +#define USB_ST_DMM 0x14 +#define USB_ST_OBEX 0x15 +#define USB_ST_CS 0x16 +#define USB_ST_CSD 0x17 +#define USB_ST_TCM 0x18 + +/* endpoint modifiers + * static struct usb_endpoint_description function_default_A_1[] = { + * + * {this_endpoint: 0, attributes: CONTROL, max_size: 8, polling_interval: 0 }, + * {this_endpoint: 1, attributes: BULK, max_size: 64, polling_interval: 0, direction: IN}, + * {this_endpoint: 2, attributes: BULK, max_size: 64, polling_interval: 0, direction: OUT}, + * {this_endpoint: 3, attributes: INTERRUPT, max_size: 8, polling_interval: 0}, + * + * + */ +#define OUT 0x00 +#define IN 0x80 + +#define CONTROL 0x00 +#define ISOCHRONOUS 0x01 +#define BULK 0x02 +#define INTERRUPT 0x03 + + +/* configuration modifiers + */ +#define BMATTRIBUTE_RESERVED 0x80 +#define BMATTRIBUTE_SELF_POWERED 0x40 + +/* + * standard usb descriptor structures + */ + +struct usb_endpoint_descriptor { + u8 bLength; + u8 bDescriptorType; /* 0x5 */ + u8 bEndpointAddress; + u8 bmAttributes; + u16 wMaxPacketSize; + u8 bInterval; +} __attribute__ ((packed)); + +struct usb_interface_descriptor { + u8 bLength; + u8 bDescriptorType; /* 0x04 */ + u8 bInterfaceNumber; + u8 bAlternateSetting; + u8 bNumEndpoints; + u8 bInterfaceClass; + u8 bInterfaceSubClass; + u8 bInterfaceProtocol; + u8 iInterface; +} __attribute__ ((packed)); + +struct usb_configuration_descriptor { + u8 bLength; + u8 bDescriptorType; /* 0x2 */ + u16 wTotalLength; + u8 bNumInterfaces; + u8 bConfigurationValue; + u8 iConfiguration; + u8 bmAttributes; + u8 bMaxPower; +} __attribute__ ((packed)); + +struct usb_device_descriptor { + u8 bLength; + u8 bDescriptorType; /* 0x01 */ + u16 bcdUSB; + u8 bDeviceClass; + u8 bDeviceSubClass; + u8 bDeviceProtocol; + u8 bMaxPacketSize0; + u16 idVendor; + u16 idProduct; + u16 bcdDevice; + u8 iManufacturer; + u8 iProduct; + u8 iSerialNumber; + u8 bNumConfigurations; +} __attribute__ ((packed)); + +struct usb_string_descriptor { + u8 bLength; + u8 bDescriptorType; /* 0x03 */ + u16 wData[0]; +} __attribute__ ((packed)); + +struct usb_generic_descriptor { + u8 bLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; +} __attribute__ ((packed)); + + +/* + * communications class descriptor structures + * + * c.f. CDC 5.2 Table 25c + */ + +struct usb_class_function_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; +} __attribute__ ((packed)); + +struct usb_class_function_descriptor_generic { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; + u8 bmCapabilities; +} __attribute__ ((packed)); + +struct usb_class_header_function_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x00 */ + u16 bcdCDC; +} __attribute__ ((packed)); + +struct usb_class_call_management_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x01 */ + u8 bmCapabilities; + u8 bDataInterface; +} __attribute__ ((packed)); + +struct usb_class_abstract_control_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x02 */ + u8 bmCapabilities; +} __attribute__ ((packed)); + +struct usb_class_direct_line_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x03 */ +} __attribute__ ((packed)); + +struct usb_class_telephone_ringer_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x04 */ + u8 bRingerVolSeps; + u8 bNumRingerPatterns; +} __attribute__ ((packed)); + +struct usb_class_telephone_call_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x05 */ + u8 bmCapabilities; +} __attribute__ ((packed)); + +struct usb_class_union_function_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x06 */ + u8 bMasterInterface; + u8 bSlaveInterface0[0]; +} __attribute__ ((packed)); + +struct usb_class_country_selection_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x07 */ + u8 iCountryCodeRelDate; + u16 wCountryCode0[0]; +} __attribute__ ((packed)); + + +struct usb_class_telephone_operational_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x08 */ + u8 bmCapabilities; +} __attribute__ ((packed)); + + +struct usb_class_usb_terminal_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x09 */ + u8 bEntityId; + u8 bInterfaceNo; + u8 bOutInterfaceNo; + u8 bmOptions; + u8 bChild0[0]; +} __attribute__ ((packed)); + +struct usb_class_network_channel_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x0a */ + u8 bEntityId; + u8 iName; + u8 bChannelIndex; + u8 bPhysicalInterface; +} __attribute__ ((packed)); + +struct usb_class_protocol_unit_function_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x0b */ + u8 bEntityId; + u8 bProtocol; + u8 bChild0[0]; +} __attribute__ ((packed)); + +struct usb_class_extension_unit_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x0c */ + u8 bEntityId; + u8 bExtensionCode; + u8 iName; + u8 bChild0[0]; +} __attribute__ ((packed)); + +struct usb_class_multi_channel_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x0d */ + u8 bmCapabilities; +} __attribute__ ((packed)); + +struct usb_class_capi_control_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x0e */ + u8 bmCapabilities; +} __attribute__ ((packed)); + +struct usb_class_ethernet_networking_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x0f */ + u8 iMACAddress; + u32 bmEthernetStatistics; + u16 wMaxSegmentSize; + u16 wNumberMCFilters; + u8 bNumberPowerFilters; +} __attribute__ ((packed)); + +struct usb_class_atm_networking_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x10 */ + u8 iEndSystermIdentifier; + u8 bmDataCapabilities; + u8 bmATMDeviceStatistics; + u16 wType2MaxSegmentSize; + u16 wType3MaxSegmentSize; + u16 wMaxVC; +} __attribute__ ((packed)); + + +struct usb_class_mdlm_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x12 */ + u16 bcdVersion; + u8 bGUID[16]; +} __attribute__ ((packed)); + +struct usb_class_mdlmd_descriptor { + u8 bFunctionLength; + u8 bDescriptorType; + u8 bDescriptorSubtype; /* 0x13 */ + u8 bGuidDescriptorType; + u8 bDetailData[0]; + +} __attribute__ ((packed)); + +/* + * HID class descriptor structures + * + * c.f. HID 6.2.1 + */ + +struct usb_class_hid_descriptor { + u8 bLength; + u8 bDescriptorType; + u16 bcdCDC; + u8 bCountryCode; + u8 bNumDescriptors; /* 0x01 */ + u8 bDescriptorType0; + u16 wDescriptorLength0; + /* optional descriptors are not supported. */ +} __attribute__((packed)); + +struct usb_class_report_descriptor { + u8 bLength; /* dummy */ + u8 bDescriptorType; + u16 wLength; + u8 bData[0]; +} __attribute__((packed)); + +/* + * descriptor union structures + */ + +struct usb_descriptor { + union { + struct usb_generic_descriptor generic; + struct usb_endpoint_descriptor endpoint; + struct usb_interface_descriptor interface; + struct usb_configuration_descriptor configuration; + struct usb_device_descriptor device; + struct usb_string_descriptor string; + } descriptor; + +} __attribute__ ((packed)); + +struct usb_class_descriptor { + union { + struct usb_class_function_descriptor function; + struct usb_class_function_descriptor_generic generic; + struct usb_class_header_function_descriptor header_function; + struct usb_class_call_management_descriptor call_management; + struct usb_class_abstract_control_descriptor abstract_control; + struct usb_class_direct_line_descriptor direct_line; + struct usb_class_telephone_ringer_descriptor telephone_ringer; + struct usb_class_telephone_operational_descriptor telephone_operational; + struct usb_class_telephone_call_descriptor telephone_call; + struct usb_class_union_function_descriptor union_function; + struct usb_class_country_selection_descriptor country_selection; + struct usb_class_usb_terminal_descriptor usb_terminal; + struct usb_class_network_channel_descriptor network_channel; + struct usb_class_extension_unit_descriptor extension_unit; + struct usb_class_multi_channel_descriptor multi_channel; + struct usb_class_capi_control_descriptor capi_control; + struct usb_class_ethernet_networking_descriptor ethernet_networking; + struct usb_class_atm_networking_descriptor atm_networking; + struct usb_class_mdlm_descriptor mobile_direct; + struct usb_class_mdlmd_descriptor mobile_direct_detail; + struct usb_class_hid_descriptor hid; + } descriptor; + +} __attribute__ ((packed)); + +#endif |