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path: root/drivers/usb/host/imx21-hcd.h
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Diffstat (limited to 'drivers/usb/host/imx21-hcd.h')
-rw-r--r--drivers/usb/host/imx21-hcd.h431
1 files changed, 0 insertions, 431 deletions
diff --git a/drivers/usb/host/imx21-hcd.h b/drivers/usb/host/imx21-hcd.h
deleted file mode 100644
index 96d16752a73e..000000000000
--- a/drivers/usb/host/imx21-hcd.h
+++ /dev/null
@@ -1,431 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * Macros and prototypes for i.MX21
- *
- * Copyright (C) 2006 Loping Dog Embedded Systems
- * Copyright (C) 2009 Martin Fuzzey
- * Originally written by Jay Monkman <jtm@lopingdog.com>
- * Ported to 2.6.30, debugged and enhanced by Martin Fuzzey
- */
-
-#ifndef __LINUX_IMX21_HCD_H__
-#define __LINUX_IMX21_HCD_H__
-
-#ifdef CONFIG_DYNAMIC_DEBUG
-#define DEBUG
-#endif
-
-#include <linux/platform_data/usb-mx2.h>
-
-#define NUM_ISO_ETDS 2
-#define USB_NUM_ETD 32
-#define DMEM_SIZE 4096
-
-/* Register definitions */
-#define USBOTG_HWMODE 0x00
-#define USBOTG_HWMODE_ANASDBEN (1 << 14)
-#define USBOTG_HWMODE_OTGXCVR_SHIFT 6
-#define USBOTG_HWMODE_OTGXCVR_MASK (3 << 6)
-#define USBOTG_HWMODE_OTGXCVR_TD_RD (0 << 6)
-#define USBOTG_HWMODE_OTGXCVR_TS_RD (2 << 6)
-#define USBOTG_HWMODE_OTGXCVR_TD_RS (1 << 6)
-#define USBOTG_HWMODE_OTGXCVR_TS_RS (3 << 6)
-#define USBOTG_HWMODE_HOSTXCVR_SHIFT 4
-#define USBOTG_HWMODE_HOSTXCVR_MASK (3 << 4)
-#define USBOTG_HWMODE_HOSTXCVR_TD_RD (0 << 4)
-#define USBOTG_HWMODE_HOSTXCVR_TS_RD (2 << 4)
-#define USBOTG_HWMODE_HOSTXCVR_TD_RS (1 << 4)
-#define USBOTG_HWMODE_HOSTXCVR_TS_RS (3 << 4)
-#define USBOTG_HWMODE_CRECFG_MASK (3 << 0)
-#define USBOTG_HWMODE_CRECFG_HOST (1 << 0)
-#define USBOTG_HWMODE_CRECFG_FUNC (2 << 0)
-#define USBOTG_HWMODE_CRECFG_HNP (3 << 0)
-
-#define USBOTG_CINT_STAT 0x04
-#define USBOTG_CINT_STEN 0x08
-#define USBOTG_ASHNPINT (1 << 5)
-#define USBOTG_ASFCINT (1 << 4)
-#define USBOTG_ASHCINT (1 << 3)
-#define USBOTG_SHNPINT (1 << 2)
-#define USBOTG_FCINT (1 << 1)
-#define USBOTG_HCINT (1 << 0)
-
-#define USBOTG_CLK_CTRL 0x0c
-#define USBOTG_CLK_CTRL_FUNC (1 << 2)
-#define USBOTG_CLK_CTRL_HST (1 << 1)
-#define USBOTG_CLK_CTRL_MAIN (1 << 0)
-
-#define USBOTG_RST_CTRL 0x10
-#define USBOTG_RST_RSTI2C (1 << 15)
-#define USBOTG_RST_RSTCTRL (1 << 5)
-#define USBOTG_RST_RSTFC (1 << 4)
-#define USBOTG_RST_RSTFSKE (1 << 3)
-#define USBOTG_RST_RSTRH (1 << 2)
-#define USBOTG_RST_RSTHSIE (1 << 1)
-#define USBOTG_RST_RSTHC (1 << 0)
-
-#define USBOTG_FRM_INTVL 0x14
-#define USBOTG_FRM_REMAIN 0x18
-#define USBOTG_HNP_CSR 0x1c
-#define USBOTG_HNP_ISR 0x2c
-#define USBOTG_HNP_IEN 0x30
-
-#define USBOTG_I2C_TXCVR_REG(x) (0x100 + (x))
-#define USBOTG_I2C_XCVR_DEVAD 0x118
-#define USBOTG_I2C_SEQ_OP_REG 0x119
-#define USBOTG_I2C_SEQ_RD_STARTAD 0x11a
-#define USBOTG_I2C_OP_CTRL_REG 0x11b
-#define USBOTG_I2C_SCLK_TO_SCK_HPER 0x11e
-#define USBOTG_I2C_MASTER_INT_REG 0x11f
-
-#define USBH_HOST_CTRL 0x80
-#define USBH_HOST_CTRL_HCRESET (1 << 31)
-#define USBH_HOST_CTRL_SCHDOVR(x) ((x) << 16)
-#define USBH_HOST_CTRL_RMTWUEN (1 << 4)
-#define USBH_HOST_CTRL_HCUSBSTE_RESET (0 << 2)
-#define USBH_HOST_CTRL_HCUSBSTE_RESUME (1 << 2)
-#define USBH_HOST_CTRL_HCUSBSTE_OPERATIONAL (2 << 2)
-#define USBH_HOST_CTRL_HCUSBSTE_SUSPEND (3 << 2)
-#define USBH_HOST_CTRL_CTLBLKSR_1 (0 << 0)
-#define USBH_HOST_CTRL_CTLBLKSR_2 (1 << 0)
-#define USBH_HOST_CTRL_CTLBLKSR_3 (2 << 0)
-#define USBH_HOST_CTRL_CTLBLKSR_4 (3 << 0)
-
-#define USBH_SYSISR 0x88
-#define USBH_SYSISR_PSCINT (1 << 6)
-#define USBH_SYSISR_FMOFINT (1 << 5)
-#define USBH_SYSISR_HERRINT (1 << 4)
-#define USBH_SYSISR_RESDETINT (1 << 3)
-#define USBH_SYSISR_SOFINT (1 << 2)
-#define USBH_SYSISR_DONEINT (1 << 1)
-#define USBH_SYSISR_SORINT (1 << 0)
-
-#define USBH_SYSIEN 0x8c
-#define USBH_SYSIEN_PSCINT (1 << 6)
-#define USBH_SYSIEN_FMOFINT (1 << 5)
-#define USBH_SYSIEN_HERRINT (1 << 4)
-#define USBH_SYSIEN_RESDETINT (1 << 3)
-#define USBH_SYSIEN_SOFINT (1 << 2)
-#define USBH_SYSIEN_DONEINT (1 << 1)
-#define USBH_SYSIEN_SORINT (1 << 0)
-
-#define USBH_XBUFSTAT 0x98
-#define USBH_YBUFSTAT 0x9c
-#define USBH_XYINTEN 0xa0
-#define USBH_XFILLSTAT 0xa8
-#define USBH_YFILLSTAT 0xac
-#define USBH_ETDENSET 0xc0
-#define USBH_ETDENCLR 0xc4
-#define USBH_IMMEDINT 0xcc
-#define USBH_ETDDONESTAT 0xd0
-#define USBH_ETDDONEEN 0xd4
-#define USBH_FRMNUB 0xe0
-#define USBH_LSTHRESH 0xe4
-
-#define USBH_ROOTHUBA 0xe8
-#define USBH_ROOTHUBA_PWRTOGOOD_MASK (0xff)
-#define USBH_ROOTHUBA_PWRTOGOOD_SHIFT (24)
-#define USBH_ROOTHUBA_NOOVRCURP (1 << 12)
-#define USBH_ROOTHUBA_OVRCURPM (1 << 11)
-#define USBH_ROOTHUBA_DEVTYPE (1 << 10)
-#define USBH_ROOTHUBA_PWRSWTMD (1 << 9)
-#define USBH_ROOTHUBA_NOPWRSWT (1 << 8)
-#define USBH_ROOTHUBA_NDNSTMPRT_MASK (0xff)
-
-#define USBH_ROOTHUBB 0xec
-#define USBH_ROOTHUBB_PRTPWRCM(x) (1 << ((x) + 16))
-#define USBH_ROOTHUBB_DEVREMOVE(x) (1 << (x))
-
-#define USBH_ROOTSTAT 0xf0
-#define USBH_ROOTSTAT_CLRRMTWUE (1 << 31)
-#define USBH_ROOTSTAT_OVRCURCHG (1 << 17)
-#define USBH_ROOTSTAT_DEVCONWUE (1 << 15)
-#define USBH_ROOTSTAT_OVRCURI (1 << 1)
-#define USBH_ROOTSTAT_LOCPWRS (1 << 0)
-
-#define USBH_PORTSTAT(x) (0xf4 + ((x) * 4))
-#define USBH_PORTSTAT_PRTRSTSC (1 << 20)
-#define USBH_PORTSTAT_OVRCURIC (1 << 19)
-#define USBH_PORTSTAT_PRTSTATSC (1 << 18)
-#define USBH_PORTSTAT_PRTENBLSC (1 << 17)
-#define USBH_PORTSTAT_CONNECTSC (1 << 16)
-#define USBH_PORTSTAT_LSDEVCON (1 << 9)
-#define USBH_PORTSTAT_PRTPWRST (1 << 8)
-#define USBH_PORTSTAT_PRTRSTST (1 << 4)
-#define USBH_PORTSTAT_PRTOVRCURI (1 << 3)
-#define USBH_PORTSTAT_PRTSUSPST (1 << 2)
-#define USBH_PORTSTAT_PRTENABST (1 << 1)
-#define USBH_PORTSTAT_CURCONST (1 << 0)
-
-#define USB_DMAREV 0x800
-#define USB_DMAINTSTAT 0x804
-#define USB_DMAINTSTAT_EPERR (1 << 1)
-#define USB_DMAINTSTAT_ETDERR (1 << 0)
-
-#define USB_DMAINTEN 0x808
-#define USB_DMAINTEN_EPERRINTEN (1 << 1)
-#define USB_DMAINTEN_ETDERRINTEN (1 << 0)
-
-#define USB_ETDDMAERSTAT 0x80c
-#define USB_EPDMAERSTAT 0x810
-#define USB_ETDDMAEN 0x820
-#define USB_EPDMAEN 0x824
-#define USB_ETDDMAXTEN 0x828
-#define USB_EPDMAXTEN 0x82c
-#define USB_ETDDMAENXYT 0x830
-#define USB_EPDMAENXYT 0x834
-#define USB_ETDDMABST4EN 0x838
-#define USB_EPDMABST4EN 0x83c
-
-#define USB_MISCCONTROL 0x840
-#define USB_MISCCONTROL_ISOPREVFRM (1 << 3)
-#define USB_MISCCONTROL_SKPRTRY (1 << 2)
-#define USB_MISCCONTROL_ARBMODE (1 << 1)
-#define USB_MISCCONTROL_FILTCC (1 << 0)
-
-#define USB_ETDDMACHANLCLR 0x848
-#define USB_EPDMACHANLCLR 0x84c
-#define USB_ETDSMSA(x) (0x900 + ((x) * 4))
-#define USB_EPSMSA(x) (0x980 + ((x) * 4))
-#define USB_ETDDMABUFPTR(x) (0xa00 + ((x) * 4))
-#define USB_EPDMABUFPTR(x) (0xa80 + ((x) * 4))
-
-#define USB_ETD_DWORD(x, w) (0x200 + ((x) * 16) + ((w) * 4))
-#define DW0_ADDRESS 0
-#define DW0_ENDPNT 7
-#define DW0_DIRECT 11
-#define DW0_SPEED 13
-#define DW0_FORMAT 14
-#define DW0_MAXPKTSIZ 16
-#define DW0_HALTED 27
-#define DW0_TOGCRY 28
-#define DW0_SNDNAK 30
-
-#define DW1_XBUFSRTAD 0
-#define DW1_YBUFSRTAD 16
-
-#define DW2_RTRYDELAY 0
-#define DW2_POLINTERV 0
-#define DW2_STARTFRM 0
-#define DW2_RELPOLPOS 8
-#define DW2_DIRPID 16
-#define DW2_BUFROUND 18
-#define DW2_DELAYINT 19
-#define DW2_DATATOG 22
-#define DW2_ERRORCNT 24
-#define DW2_COMPCODE 28
-
-#define DW3_TOTBYECNT 0
-#define DW3_PKTLEN0 0
-#define DW3_COMPCODE0 12
-#define DW3_PKTLEN1 16
-#define DW3_BUFSIZE 21
-#define DW3_COMPCODE1 28
-
-#define USBCTRL 0x600
-#define USBCTRL_I2C_WU_INT_STAT (1 << 27)
-#define USBCTRL_OTG_WU_INT_STAT (1 << 26)
-#define USBCTRL_HOST_WU_INT_STAT (1 << 25)
-#define USBCTRL_FNT_WU_INT_STAT (1 << 24)
-#define USBCTRL_I2C_WU_INT_EN (1 << 19)
-#define USBCTRL_OTG_WU_INT_EN (1 << 18)
-#define USBCTRL_HOST_WU_INT_EN (1 << 17)
-#define USBCTRL_FNT_WU_INT_EN (1 << 16)
-#define USBCTRL_OTC_RCV_RXDP (1 << 13)
-#define USBCTRL_HOST1_BYP_TLL (1 << 12)
-#define USBCTRL_OTG_BYP_VAL(x) ((x) << 10)
-#define USBCTRL_HOST1_BYP_VAL(x) ((x) << 8)
-#define USBCTRL_OTG_PWR_MASK (1 << 6)
-#define USBCTRL_HOST1_PWR_MASK (1 << 5)
-#define USBCTRL_HOST2_PWR_MASK (1 << 4)
-#define USBCTRL_USB_BYP (1 << 2)
-#define USBCTRL_HOST1_TXEN_OE (1 << 1)
-
-#define USBOTG_DMEM 0x1000
-
-/* Values in TD blocks */
-#define TD_DIR_SETUP 0
-#define TD_DIR_OUT 1
-#define TD_DIR_IN 2
-#define TD_FORMAT_CONTROL 0
-#define TD_FORMAT_ISO 1
-#define TD_FORMAT_BULK 2
-#define TD_FORMAT_INT 3
-#define TD_TOGGLE_CARRY 0
-#define TD_TOGGLE_DATA0 2
-#define TD_TOGGLE_DATA1 3
-
-/* control transfer states */
-#define US_CTRL_SETUP 2
-#define US_CTRL_DATA 1
-#define US_CTRL_ACK 0
-
-/* bulk transfer main state and 0-length packet */
-#define US_BULK 1
-#define US_BULK0 0
-
-/*ETD format description*/
-#define IMX_FMT_CTRL 0x0
-#define IMX_FMT_ISO 0x1
-#define IMX_FMT_BULK 0x2
-#define IMX_FMT_INT 0x3
-
-static char fmt_urb_to_etd[4] = {
-/*PIPE_ISOCHRONOUS*/ IMX_FMT_ISO,
-/*PIPE_INTERRUPT*/ IMX_FMT_INT,
-/*PIPE_CONTROL*/ IMX_FMT_CTRL,
-/*PIPE_BULK*/ IMX_FMT_BULK
-};
-
-/* condition (error) CC codes and mapping (OHCI like) */
-
-#define TD_CC_NOERROR 0x00
-#define TD_CC_CRC 0x01
-#define TD_CC_BITSTUFFING 0x02
-#define TD_CC_DATATOGGLEM 0x03
-#define TD_CC_STALL 0x04
-#define TD_DEVNOTRESP 0x05
-#define TD_PIDCHECKFAIL 0x06
-/*#define TD_UNEXPECTEDPID 0x07 - reserved, not active on MX2*/
-#define TD_DATAOVERRUN 0x08
-#define TD_DATAUNDERRUN 0x09
-#define TD_BUFFEROVERRUN 0x0C
-#define TD_BUFFERUNDERRUN 0x0D
-#define TD_SCHEDULEOVERRUN 0x0E
-#define TD_NOTACCESSED 0x0F
-
-static const int cc_to_error[16] = {
- /* No Error */ 0,
- /* CRC Error */ -EILSEQ,
- /* Bit Stuff */ -EPROTO,
- /* Data Togg */ -EILSEQ,
- /* Stall */ -EPIPE,
- /* DevNotResp */ -ETIMEDOUT,
- /* PIDCheck */ -EPROTO,
- /* UnExpPID */ -EPROTO,
- /* DataOver */ -EOVERFLOW,
- /* DataUnder */ -EREMOTEIO,
- /* (for hw) */ -EIO,
- /* (for hw) */ -EIO,
- /* BufferOver */ -ECOMM,
- /* BuffUnder */ -ENOSR,
- /* (for HCD) */ -ENOSPC,
- /* (for HCD) */ -EALREADY
-};
-
-/* HCD data associated with a usb core URB */
-struct urb_priv {
- struct urb *urb;
- struct usb_host_endpoint *ep;
- int active;
- int state;
- struct td *isoc_td;
- int isoc_remaining;
- int isoc_status;
-};
-
-/* HCD data associated with a usb core endpoint */
-struct ep_priv {
- struct usb_host_endpoint *ep;
- struct list_head td_list;
- struct list_head queue;
- int etd[NUM_ISO_ETDS];
- int waiting_etd;
-};
-
-/* isoc packet */
-struct td {
- struct list_head list;
- struct urb *urb;
- struct usb_host_endpoint *ep;
- dma_addr_t dma_handle;
- void *cpu_buffer;
- int len;
- int frame;
- int isoc_index;
-};
-
-/* HCD data associated with a hardware ETD */
-struct etd_priv {
- struct usb_host_endpoint *ep;
- struct urb *urb;
- struct td *td;
- struct list_head queue;
- dma_addr_t dma_handle;
- void *cpu_buffer;
- void *bounce_buffer;
- int alloc;
- int len;
- int dmem_size;
- int dmem_offset;
- int active_count;
-#ifdef DEBUG
- int activated_frame;
- int disactivated_frame;
- int last_int_frame;
- int last_req_frame;
- u32 submitted_dwords[4];
-#endif
-};
-
-/* Hardware data memory info */
-struct imx21_dmem_area {
- struct usb_host_endpoint *ep;
- unsigned int offset;
- unsigned int size;
- struct list_head list;
-};
-
-#ifdef DEBUG
-struct debug_usage_stats {
- unsigned int value;
- unsigned int maximum;
-};
-
-struct debug_stats {
- unsigned long submitted;
- unsigned long completed_ok;
- unsigned long completed_failed;
- unsigned long unlinked;
- unsigned long queue_etd;
- unsigned long queue_dmem;
-};
-
-struct debug_isoc_trace {
- int schedule_frame;
- int submit_frame;
- int request_len;
- int done_frame;
- int done_len;
- int cc;
- struct td *td;
-};
-#endif
-
-/* HCD data structure */
-struct imx21 {
- spinlock_t lock;
- struct device *dev;
- struct usb_hcd *hcd;
- struct mx21_usbh_platform_data *pdata;
- struct list_head dmem_list;
- struct list_head queue_for_etd; /* eps queued due to etd shortage */
- struct list_head queue_for_dmem; /* etds queued due to dmem shortage */
- struct etd_priv etd[USB_NUM_ETD];
- struct clk *clk;
- void __iomem *regs;
-#ifdef DEBUG
- struct dentry *debug_root;
- struct debug_stats nonisoc_stats;
- struct debug_stats isoc_stats;
- struct debug_usage_stats etd_usage;
- struct debug_usage_stats dmem_usage;
- struct debug_isoc_trace isoc_trace[20];
- struct debug_isoc_trace isoc_trace_failed[20];
- unsigned long debug_unblocks;
- int isoc_trace_index;
- int isoc_trace_index_failed;
-#endif
-};
-
-#endif