-/* ==========================================================================
- * $File: //dwh/usb_iip/dev/software/otg_ipmate/linux/platform/dwc_otg_plat.h $
- * $Revision: 1.1.1.1 $
- * $Date: 2009-04-17 06:15:34 $
- * $Change: 510301 $
- *
- * Synopsys HS OTG Linux Software Driver and documentation (hereinafter,
- * "Software") is an Unsupported proprietary work of Synopsys, Inc. unless
- * otherwise expressly agreed to in writing between Synopsys and you.
- *
- * The Software IS NOT an item of Licensed Software or Licensed Product under
- * any End User Software License Agreement or Agreement for Licensed Product
- * with Synopsys or any supplement thereto. You are permitted to use and
- * redistribute this Software in source and binary forms, with or without
- * modification, provided that redistributions of source code must retain this
- * notice. You may not view, use, disclose, copy or distribute this file or
- * any information contained herein except pursuant to this license grant from
- * Synopsys. If you do not agree with this notice, including the disclaimer
- * below, then you are not authorized to use the Software.
- *
- * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" BASIS
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- * DAMAGE.
- * ========================================================================== */
-
-#if !defined(__DWC_OTG_PLAT_H__)
-#define __DWC_OTG_PLAT_H__
-
-#include <linux/types.h>
-#include <linux/slab.h>
-#include <linux/list.h>
-#include <linux/delay.h>
-#include <asm/io.h>
-
-/**
- * @file
- *
- * This file contains the Platform Specific constants, interfaces
- * (functions and macros) for Linux.
- *
- */
-/*#if !defined(__LINUX__)
-#error "The contents of this file is Linux specific!!!"
-#endif
-*/
-#include <lantiq_soc.h>
-#define writel ltq_w32
-#define readl ltq_r32
-
-/**
- * Reads the content of a register.
- *
- * @param _reg address of register to read.
- * @return contents of the register.
- *
-
- * Usage:<br>
- * <code>uint32_t dev_ctl = dwc_read_reg32(&dev_regs->dctl);</code>
- */
-static __inline__ uint32_t dwc_read_reg32( volatile uint32_t *_reg)
-{
- return readl(_reg);
-};
-
-/**
- * Writes a register with a 32 bit value.
- *
- * @param _reg address of register to read.
- * @param _value to write to _reg.
- *
- * Usage:<br>
- * <code>dwc_write_reg32(&dev_regs->dctl, 0); </code>
- */
-static __inline__ void dwc_write_reg32( volatile uint32_t *_reg, const uint32_t _value)
-{
- writel( _value, _reg );
-};
-
-/**
- * This function modifies bit values in a register. Using the
- * algorithm: (reg_contents & ~clear_mask) | set_mask.
- *
- * @param _reg address of register to read.
- * @param _clear_mask bit mask to be cleared.
- * @param _set_mask bit mask to be set.
- *
- * Usage:<br>
- * <code> // Clear the SOF Interrupt Mask bit and <br>
- * // set the OTG Interrupt mask bit, leaving all others as they were.
- * dwc_modify_reg32(&dev_regs->gintmsk, DWC_SOF_INT, DWC_OTG_INT);</code>
- */
-static __inline__
- void dwc_modify_reg32( volatile uint32_t *_reg, const uint32_t _clear_mask, const uint32_t _set_mask)
-{
- writel( (readl(_reg) & ~_clear_mask) | _set_mask, _reg );
-};
-
-
-/**
- * Wrapper for the OS micro-second delay function.
- * @param[in] _usecs Microseconds of delay
- */
-static __inline__ void UDELAY( const uint32_t _usecs )
-{
- udelay( _usecs );
-}
-
-/**
- * Wrapper for the OS milli-second delay function.
- * @param[in] _msecs milliseconds of delay
- */
-static __inline__ void MDELAY( const uint32_t _msecs )
-{
- mdelay( _msecs );
-}
-
-/**
- * Wrapper for the Linux spin_lock. On the ARM (Integrator)
- * spin_lock() is a nop.
- *
- * @param _lock Pointer to the spinlock.
- */
-static __inline__ void SPIN_LOCK( spinlock_t *_lock )
-{
- spin_lock(_lock);
-}
-
-/**
- * Wrapper for the Linux spin_unlock. On the ARM (Integrator)
- * spin_lock() is a nop.
- *
- * @param _lock Pointer to the spinlock.
- */
-static __inline__ void SPIN_UNLOCK( spinlock_t *_lock )
-{
- spin_unlock(_lock);
-}
-
-/**
- * Wrapper (macro) for the Linux spin_lock_irqsave. On the ARM
- * (Integrator) spin_lock() is a nop.
- *
- * @param _l Pointer to the spinlock.
- * @param _f unsigned long for irq flags storage.
- */
-#define SPIN_LOCK_IRQSAVE( _l, _f ) { \
- spin_lock_irqsave(_l,_f); \
- }
-
-/**
- * Wrapper (macro) for the Linux spin_unlock_irqrestore. On the ARM
- * (Integrator) spin_lock() is a nop.
- *
- * @param _l Pointer to the spinlock.
- * @param _f unsigned long for irq flags storage.
- */
-#define SPIN_UNLOCK_IRQRESTORE( _l,_f ) {\
- spin_unlock_irqrestore(_l,_f); \
- }
-
-
-/*
- * Debugging support vanishes in non-debug builds.
- */
-
-
-/**
- * The Debug Level bit-mask variable.
- */
-extern uint32_t g_dbg_lvl;
-/**
- * Set the Debug Level variable.
- */
-static inline uint32_t SET_DEBUG_LEVEL( const uint32_t _new )
-{
- uint32_t old = g_dbg_lvl;
- g_dbg_lvl = _new;
- return old;
-}
-
-/** When debug level has the DBG_CIL bit set, display CIL Debug messages. */
-#define DBG_CIL (0x2)
-/** When debug level has the DBG_CILV bit set, display CIL Verbose debug
- * messages */
-#define DBG_CILV (0x20)
-/** When debug level has the DBG_PCD bit set, display PCD (Device) debug
- * messages */
-#define DBG_PCD (0x4)
-/** When debug level has the DBG_PCDV set, display PCD (Device) Verbose debug
- * messages */
-#define DBG_PCDV (0x40)
-/** When debug level has the DBG_HCD bit set, display Host debug messages */
-#define DBG_HCD (0x8)
-/** When debug level has the DBG_HCDV bit set, display Verbose Host debug
- * messages */
-#define DBG_HCDV (0x80)
-/** When debug level has the DBG_HCD_URB bit set, display enqueued URBs in host
- * mode. */
-#define DBG_HCD_URB (0x800)
-
-/** When debug level has any bit set, display debug messages */
-#define DBG_ANY (0xFF)
-
-/** All debug messages off */
-#define DBG_OFF 0
-
-/** Prefix string for DWC_DEBUG print macros. */
-#define USB_DWC "DWC_otg: "
-
-/**
- * Print a debug message when the Global debug level variable contains
- * the bit defined in <code>lvl</code>.
- *
- * @param[in] lvl - Debug level, use one of the DBG_ constants above.
- * @param[in] x - like printf
- *
- * Example:<p>
- * <code>
- * DWC_DEBUGPL( DBG_ANY, "%s(%p)\n", __func__, _reg_base_addr);
- * </code>
- * <br>
- * results in:<br>
- * <code>
- * usb-DWC_otg: dwc_otg_cil_init(ca867000)
- * </code>
- */
-#ifdef DEBUG
-
-# define DWC_DEBUGPL(lvl, x...) do{ if ((lvl)&g_dbg_lvl)printk( KERN_DEBUG USB_DWC x ); }while(0)
-# define DWC_DEBUGP(x...) DWC_DEBUGPL(DBG_ANY, x )
-
-# define CHK_DEBUG_LEVEL(level) ((level) & g_dbg_lvl)
-
-#else
-
-# define DWC_DEBUGPL(lvl, x...) do{}while(0)
-# define DWC_DEBUGP(x...)
-
-# define CHK_DEBUG_LEVEL(level) (0)
-
-#endif /*DEBUG*/
-
-/**
- * Print an Error message.
- */
-#define DWC_ERROR(x...) printk( KERN_ERR USB_DWC x )
-/**
- * Print a Warning message.
- */
-#define DWC_WARN(x...) printk( KERN_WARNING USB_DWC x )
-/**
- * Print a notice (normal but significant message).
- */
-#define DWC_NOTICE(x...) printk( KERN_NOTICE USB_DWC x )
-/**
- * Basic message printing.
- */
-#define DWC_PRINT(x...) printk( KERN_INFO USB_DWC x )
-
-#endif
-
projects / openwrt.git / blobdiff