diff options
| author | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2009-04-03 12:46:58 +0200 | 
|---|---|---|
| committer | Remy Bohmer <linux@bohmer.net> | 2009-04-06 20:40:46 +0200 | 
| commit | 2731b9a86685190d26b1883f27afda5ac8e1a313 (patch) | |
| tree | 83511c3f504e62eb3ac129f3332d2bcaf25d6e32 /include/usb/mpc8xx_udc.h | |
| parent | 712ac6a1a6909a58d6549fb220cc921a7e9f9979 (diff) | |
| download | olio-uboot-2014.01-2731b9a86685190d26b1883f27afda5ac8e1a313.tar.xz olio-uboot-2014.01-2731b9a86685190d26b1883f27afda5ac8e1a313.zip | |
drivers/usb: regorganisation
move to linux usb driver organisation
as following
drivers/usb/gadget
drivers/usb/host
drivers/usb/musb
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Remy Bohmer <linux@bohmer.net>
Diffstat (limited to 'include/usb/mpc8xx_udc.h')
| -rw-r--r-- | include/usb/mpc8xx_udc.h | 210 | 
1 files changed, 210 insertions, 0 deletions
| diff --git a/include/usb/mpc8xx_udc.h b/include/usb/mpc8xx_udc.h new file mode 100644 index 000000000..039d24505 --- /dev/null +++ b/include/usb/mpc8xx_udc.h @@ -0,0 +1,210 @@ +/* + * Copyright (C) 2006 Bryan O'Donoghue, CodeHermit + * bodonoghue@codehermit.ie + * + * + * 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. + * + */ + +#include <commproc.h> + +/* Mode Register */ +#define USMOD_EN	0x01 +#define USMOD_HOST	0x02 +#define USMOD_TEST	0x04 +#define USMOD_SFTE	0x08 +#define USMOD_RESUME	0x40 +#define USMOD_LSS	0x80 + +/* Endpoint Registers */ +#define USEP_RHS_NORM	0x00 +#define USEP_RHS_IGNORE	0x01 +#define USEP_RHS_NAK	0x02 +#define USEP_RHS_STALL	0x03 + +#define USEP_THS_NORM	0x00 +#define USEP_THS_IGNORE	0x04 +#define USEP_THS_NAK	0x08 +#define USEP_THS_STALL	0x0C + +#define USEP_RTE	0x10 +#define USEP_MF		0x20 + +#define USEP_TM_CONTROL	0x00 +#define USEP_TM_INT	0x100 +#define USEP_TM_BULK	0x200 +#define USEP_TM_ISO	0x300 + +/* Command Register */ +#define USCOM_EP0	0x00 +#define USCOM_EP1	0x01 +#define USCOM_EP2	0x02 +#define USCOM_EP3	0x03 + +#define USCOM_FLUSH	0x40 +#define USCOM_STR	0x80 + +/* Event Register */ +#define USB_E_RXB	0x0001 +#define USB_E_TXB	0x0002 +#define USB_E_BSY	0x0004 +#define USB_E_SOF	0x0008 +#define USB_E_TXE1	0x0010 +#define USB_E_TXE2	0x0020 +#define USB_E_TXE3	0x0040 +#define USB_E_TXE4	0x0080 +#define USB_TX_ERRMASK (USB_E_TXE1|USB_E_TXE2|USB_E_TXE3|USB_E_TXE4) +#define USB_E_IDLE	0x0100 +#define USB_E_RESET	0x0200 + +/* Mask Register */ +#define USBS_IDLE	0x01 + +/* RX Buffer Descriptor */ +#define RX_BD_OV	0x02 +#define RX_BD_CR	0x04 +#define RX_BD_AB	0x08 +#define RX_BD_NO	0x10 +#define RX_BD_PID_DATA0	0x00 +#define RX_BD_PID_DATA1	0x40 +#define RX_BD_PID_SETUP	0x80 +#define RX_BD_F		0x400 +#define RX_BD_L		0x800 +#define RX_BD_I		0x1000 +#define RX_BD_W		0x2000 +#define RX_BD_E		0x8000 + +/* Useful masks */ +#define RX_BD_PID_BITMASK (RX_BD_PID_DATA1 | RX_BD_PID_SETUP) +#define STALL_BITMASK (USEP_THS_STALL | USEP_RHS_STALL) +#define NAK_BITMASK (USEP_THS_NAK | USEP_RHS_NAK) +#define CBD_TX_BITMASK (TX_BD_R | TX_BD_L | TX_BD_TC | TX_BD_I | TX_BD_CNF) + +/* TX Buffer Descriptor */ +#define TX_BD_UN	0x02 +#define TX_BD_TO	0x04 +#define TX_BD_NO_PID	0x00 +#define TX_BD_PID_DATA0	0x80 +#define TX_BD_PID_DATA1	0xC0 +#define TX_BD_CNF	0x200 +#define TX_BD_TC	0x400 +#define TX_BD_L		0x800 +#define TX_BD_I		0x1000 +#define TX_BD_W		0x2000 +#define TX_BD_R		0x8000 + +/* Implementation specific defines */ + +#define EP_MIN_PACKET_SIZE 0x08 +#define MAX_ENDPOINTS	0x04 +#define FIFO_SIZE	0x10 +#define EP_MAX_PKT	FIFO_SIZE +#define TX_RING_SIZE	0x04 +#define RX_RING_SIZE	0x06 +#define USB_MAX_PKT	0x40 +#define TOGGLE_TX_PID(x) x= ((~x)&0x40)|0x80 +#define TOGGLE_RX_PID(x) x^= 0x40 +#define EP_ATTACHED	0x01	/* Endpoint has a urb attached or not */ +#define EP_SEND_ZLP	0x02	/* Send ZLP y/n ? */ + +#define PROFF_USB	0x00000000 +#define CPM_USB_BASE	0x00000A00 + +/* UDC device defines */ +#define EP0_MAX_PACKET_SIZE	EP_MAX_PKT +#define UDC_OUT_ENDPOINT	0x02 +#define UDC_OUT_PACKET_SIZE	EP_MIN_PACKET_SIZE +#define UDC_IN_ENDPOINT		0x03 +#define UDC_IN_PACKET_SIZE	EP_MIN_PACKET_SIZE +#define UDC_INT_ENDPOINT	0x01 +#define UDC_INT_PACKET_SIZE	UDC_IN_PACKET_SIZE +#define UDC_BULK_PACKET_SIZE	EP_MIN_PACKET_SIZE + +struct mpc8xx_ep { +	struct urb * urb; +	unsigned char pid; +	unsigned char sc; +	volatile cbd_t * prx; +}; + +typedef struct mpc8xx_usb{ +	char usmod;	/* Mode Register */ +	char usaddr;	/* Slave Address Register */ +	char uscom;	/* Command Register */ +	char res1;	/* Reserved */ +	ushort usep[4]; +	ulong res2;	/* Reserved */ +	ushort usber;	/* Event Register */ +	ushort res3;	/* Reserved */ +	ushort usbmr;	/* Mask Register */ +	char res4;	/* Reserved */ +	char usbs;	/* Status Register */ +	char res5[8];	/* Reserved */ +}usb_t; + +typedef struct mpc8xx_parameter_ram{ +	ushort ep0ptr;	/* Endpoint Pointer Register 0 */ +	ushort ep1ptr;	/* Endpoint Pointer Register 1 */ +	ushort ep2ptr;	/* Endpoint Pointer Register 2 */ +	ushort ep3ptr;	/* Endpoint Pointer Register 3 */ +	uint rstate;	/* Receive state */ +	uint rptr;	/* Receive internal data pointer */ +	ushort frame_n;	/* Frame number */ +	ushort rbcnt;	/* Receive byte count */ +	uint rtemp;	/* Receive temp cp use only */ +	uint rxusb;	/* Rx Data Temp */ +	ushort rxuptr;	/* Rx microcode return address temp */ +}usb_pram_t; + +typedef struct endpoint_parameter_block_pointer{ +	ushort rbase;	/* RxBD base address */ +	ushort tbase;	/* TxBD base address */ +	char rfcr;	/* Rx Function code */ +	char tfcr;	/* Tx Function code */ +	ushort mrblr;	/* Maximum Receive Buffer Length */ +	ushort rbptr;	/* RxBD pointer Next Buffer Descriptor */ +	ushort tbptr;	/* TxBD pointer Next Buffer Descriptor  */ +	ulong tstate;	/* Transmit internal state */ +	ulong tptr;	/* Transmit internal data pointer */ +	ushort tcrc;	/* Transmit temp CRC */ +	ushort tbcnt;	/* Transmit internal bye count */ +	ulong ttemp;	/* Tx temp */ +	ushort txuptr;	/* Tx microcode return address */ +	ushort res1;	/* Reserved */ +}usb_epb_t; + +typedef enum mpc8xx_udc_state{ +	STATE_NOT_READY, +	STATE_ERROR, +	STATE_READY, +}mpc8xx_udc_state_t; + +/* Declarations */ +int udc_init(void); +void udc_irq(void); +int udc_endpoint_write(struct usb_endpoint_instance *endpoint); +void udc_setup_ep(struct usb_device_instance *device, unsigned int ep, +		  struct usb_endpoint_instance *endpoint); +void udc_connect(void); +void udc_disconnect(void); +void udc_enable(struct usb_device_instance *device); +void udc_disable(void); +void udc_startup_events(struct usb_device_instance *device); + +/* Flow control */ +void udc_set_nak(int epid); +void udc_unset_nak (int epid); |