usb: gadget: Gadget directory cleanup - group UDC drivers

The drivers/usb/gadget directory contains many files.
Files which are related can be distributed into separate directories.
This patch moves the UDC drivers into a separate directory.

Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

1 files changed, 0 insertions, 292 deletions

diff --git a/drivers/usb/gadget/goku_udc.h b/drivers/usb/gadget/goku_udc.h
deleted file mode 100644
index 86d2adafe149..000000000000
--- a/drivers/usb/gadget/goku_udc.h
+++ /dev/null
@@ -1,292 +0,0 @@
-/*
- * Toshiba TC86C001 ("Goku-S") USB Device Controller driver
- *
- * Copyright (C) 2000-2002 Lineo
- *      by Stuart Lynne, Tom Rushworth, and Bruce Balden
- * Copyright (C) 2002 Toshiba Corporation
- * Copyright (C) 2003 MontaVista Software (source@mvista.com)
- *
- * 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.
- */
-
-/*
- * PCI BAR 0 points to these registers.
- */
-struct goku_udc_regs {
-	/* irq management */
-	u32	int_status;		/* 0x000 */
-	u32	int_enable;
-#define INT_SUSPEND		0x00001		/* or resume */
-#define INT_USBRESET		0x00002
-#define INT_ENDPOINT0		0x00004
-#define INT_SETUP		0x00008
-#define INT_STATUS		0x00010
-#define INT_STATUSNAK		0x00020
-#define INT_EPxDATASET(n)	(0x00020 << (n))	/* 0 < n < 4 */
-#	define INT_EP1DATASET		0x00040
-#	define INT_EP2DATASET		0x00080
-#	define INT_EP3DATASET		0x00100
-#define INT_EPnNAK(n)		(0x00100 < (n))		/* 0 < n < 4 */
-#	define INT_EP1NAK		0x00200
-#	define INT_EP2NAK		0x00400
-#	define INT_EP3NAK		0x00800
-#define INT_SOF			0x01000
-#define INT_ERR			0x02000
-#define INT_MSTWRSET		0x04000
-#define INT_MSTWREND		0x08000
-#define INT_MSTWRTMOUT		0x10000
-#define INT_MSTRDEND		0x20000
-#define INT_SYSERROR		0x40000
-#define INT_PWRDETECT		0x80000
-
-#define	INT_DEVWIDE \
-	(INT_PWRDETECT|INT_SYSERROR/*|INT_ERR*/|INT_USBRESET|INT_SUSPEND)
-#define	INT_EP0 \
-	(INT_SETUP|INT_ENDPOINT0/*|INT_STATUS*/|INT_STATUSNAK)
-
-	u32	dma_master;
-#define MST_EOPB_DIS		0x0800
-#define MST_EOPB_ENA		0x0400
-#define MST_TIMEOUT_DIS		0x0200
-#define MST_TIMEOUT_ENA		0x0100
-#define MST_RD_EOPB		0x0080		/* write-only */
-#define MST_RD_RESET		0x0040
-#define MST_WR_RESET		0x0020
-#define MST_RD_ENA		0x0004		/* 1:start, 0:ignore */
-#define MST_WR_ENA		0x0002		/* 1:start, 0:ignore */
-#define MST_CONNECTION		0x0001		/* 0 for ep1out/ep2in */
-
-#define MST_R_BITS		(MST_EOPB_DIS|MST_EOPB_ENA \
-					|MST_RD_ENA|MST_RD_RESET)
-#define MST_W_BITS		(MST_TIMEOUT_DIS|MST_TIMEOUT_ENA \
-					|MST_WR_ENA|MST_WR_RESET)
-#define MST_RW_BITS		(MST_R_BITS|MST_W_BITS \
-					|MST_CONNECTION)
-
-/* these values assume (dma_master & MST_CONNECTION) == 0 */
-#define UDC_MSTWR_ENDPOINT        1
-#define UDC_MSTRD_ENDPOINT        2
-
-	/* dma master write */
-	u32	out_dma_start;
-	u32	out_dma_end;
-	u32	out_dma_current;
-
-	/* dma master read */
-	u32	in_dma_start;
-	u32	in_dma_end;
-	u32	in_dma_current;
-
-	u32	power_detect;
-#define PW_DETECT		0x04
-#define PW_RESETB		0x02
-#define PW_PULLUP		0x01
-
-	u8	_reserved0 [0x1d8];
-
-	/* endpoint registers */
-	u32	ep_fifo [4];		/* 0x200 */
-	u8	_reserved1 [0x10];
-	u32	ep_mode [4];		/* only 1-3 valid */
-	u8	_reserved2 [0x10];
-
-	u32	ep_status [4];
-#define EPxSTATUS_TOGGLE	0x40
-#define EPxSTATUS_SUSPEND	0x20
-#define EPxSTATUS_EP_MASK	(0x07<<2)
-#	define EPxSTATUS_EP_READY	(0<<2)
-#	define EPxSTATUS_EP_DATAIN	(1<<2)
-#	define EPxSTATUS_EP_FULL	(2<<2)
-#	define EPxSTATUS_EP_TX_ERR	(3<<2)
-#	define EPxSTATUS_EP_RX_ERR	(4<<2)
-#	define EPxSTATUS_EP_BUSY	(5<<2)
-#	define EPxSTATUS_EP_STALL	(6<<2)
-#	define EPxSTATUS_EP_INVALID	(7<<2)
-#define EPxSTATUS_FIFO_DISABLE	0x02
-#define EPxSTATUS_STAGE_ERROR	0x01
-
-	u8	_reserved3 [0x10];
-	u32	EPxSizeLA[4];
-#define PACKET_ACTIVE		(1<<7)
-#define DATASIZE		0x7f
-	u8	_reserved3a [0x10];
-	u32	EPxSizeLB[4];		/* only 1,2 valid */
-	u8	_reserved3b [0x10];
-	u32	EPxSizeHA[4];		/* only 1-3 valid */
-	u8	_reserved3c [0x10];
-	u32	EPxSizeHB[4];		/* only 1,2 valid */
-	u8	_reserved4[0x30];
-
-	/* SETUP packet contents */
-	u32	bRequestType;		/* 0x300 */
-	u32	bRequest;
-	u32	wValueL;
-	u32	wValueH;
-	u32	wIndexL;
-	u32	wIndexH;
-	u32	wLengthL;
-	u32	wLengthH;
-
-	/* command interaction/handshaking */
-	u32	SetupRecv;		/* 0x320 */
-	u32	CurrConfig;
-	u32	StdRequest;
-	u32	Request;
-	u32	DataSet;
-#define DATASET_A(epnum)	(1<<(2*(epnum)))
-#define DATASET_B(epnum)	(2<<(2*(epnum)))
-#define DATASET_AB(epnum)	(3<<(2*(epnum)))
-	u8	_reserved5[4];
-
-	u32	UsbState;
-#define USBSTATE_CONFIGURED	0x04
-#define USBSTATE_ADDRESSED	0x02
-#define USBSTATE_DEFAULT	0x01
-
-	u32	EOP;
-
-	u32	Command;		/* 0x340 */
-#define COMMAND_SETDATA0	2
-#define COMMAND_RESET		3
-#define COMMAND_STALL		4
-#define COMMAND_INVALID		5
-#define COMMAND_FIFO_DISABLE	7
-#define COMMAND_FIFO_ENABLE	8
-#define COMMAND_INIT_DESCRIPTOR	9
-#define COMMAND_FIFO_CLEAR	10	/* also stall */
-#define COMMAND_STALL_CLEAR	11
-#define COMMAND_EP(n)		((n) << 4)
-
-	u32	EPxSingle;
-	u8	_reserved6[4];
-	u32	EPxBCS;
-	u8	_reserved7[8];
-	u32	IntControl;
-#define ICONTROL_STATUSNAK	1
-	u8	_reserved8[4];
-
-	u32	reqmode;	// 0x360 standard request mode, low 8 bits
-#define G_REQMODE_SET_INTF	(1<<7)
-#define G_REQMODE_GET_INTF	(1<<6)
-#define G_REQMODE_SET_CONF	(1<<5)
-#define G_REQMODE_GET_CONF	(1<<4)
-#define G_REQMODE_GET_DESC	(1<<3)
-#define G_REQMODE_SET_FEAT	(1<<2)
-#define G_REQMODE_CLEAR_FEAT	(1<<1)
-#define G_REQMODE_GET_STATUS	(1<<0)
-
-	u32	ReqMode;
-	u8	_reserved9[0x18];
-	u32	PortStatus;		/* 0x380 */
-	u8	_reserved10[8];
-	u32	address;
-	u32	buff_test;
-	u8	_reserved11[4];
-	u32	UsbReady;
-	u8	_reserved12[4];
-	u32	SetDescStall;		/* 0x3a0 */
-	u8	_reserved13[0x45c];
-
-	/* hardware could handle limited GET_DESCRIPTOR duties */
-#define	DESC_LEN	0x80
-	u32	descriptors[DESC_LEN];	/* 0x800 */
-	u8	_reserved14[0x600];
-
-} __attribute__ ((packed));
-
-#define	MAX_FIFO_SIZE	64
-#define	MAX_EP0_SIZE	8		/* ep0 fifo is bigger, though */
-
-
-/*-------------------------------------------------------------------------*/
-
-/* DRIVER DATA STRUCTURES and UTILITIES */
-
-struct goku_ep {
-	struct usb_ep				ep;
-	struct goku_udc				*dev;
-	unsigned long				irqs;
-
-	unsigned				num:8,
-						dma:1,
-						is_in:1,
-						stopped:1;
-
-	/* analogous to a host-side qh */
-	struct list_head			queue;
-
-	u32 __iomem				*reg_fifo;
-	u32 __iomem				*reg_mode;
-	u32 __iomem				*reg_status;
-};
-
-struct goku_request {
-	struct usb_request		req;
-	struct list_head		queue;
-
-	unsigned			mapped:1;
-};
-
-enum ep0state {
-	EP0_DISCONNECT,		/* no host */
-	EP0_IDLE,		/* between STATUS ack and SETUP report */
-	EP0_IN, EP0_OUT,	/* data stage */
-	EP0_STATUS,		/* status stage */
-	EP0_STALL,		/* data or status stages */
-	EP0_SUSPEND,		/* usb suspend */
-};
-
-struct goku_udc {
-	/* each pci device provides one gadget, several endpoints */
-	struct usb_gadget		gadget;
-	spinlock_t			lock;
-	struct goku_ep			ep[4];
-	struct usb_gadget_driver	*driver;
-
-	enum ep0state			ep0state;
-	unsigned			got_irq:1,
-					got_region:1,
-					req_config:1,
-					configured:1,
-					enabled:1;
-
-	/* pci state used to access those endpoints */
-	struct pci_dev			*pdev;
-	struct goku_udc_regs __iomem	*regs;
-	u32				int_enable;
-
-	/* statistics... */
-	unsigned long			irqs;
-};
-#define to_goku_udc(g)		(container_of((g), struct goku_udc, gadget))
-
-/*-------------------------------------------------------------------------*/
-
-#define xprintk(dev,level,fmt,args...) \
-	printk(level "%s %s: " fmt , driver_name , \
-			pci_name(dev->pdev) , ## args)
-
-#ifdef DEBUG
-#define DBG(dev,fmt,args...) \
-	xprintk(dev , KERN_DEBUG , fmt , ## args)
-#else
-#define DBG(dev,fmt,args...) \
-	do { } while (0)
-#endif /* DEBUG */
-
-#ifdef VERBOSE
-#define VDBG DBG
-#else
-#define VDBG(dev,fmt,args...) \
-	do { } while (0)
-#endif	/* VERBOSE */
-
-#define ERROR(dev,fmt,args...) \
-	xprintk(dev , KERN_ERR , fmt , ## args)
-#define WARNING(dev,fmt,args...) \
-	xprintk(dev , KERN_WARNING , fmt , ## args)
-#define INFO(dev,fmt,args...) \
-	xprintk(dev , KERN_INFO , fmt , ## args)
-