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/*
* linux/arch/arm/mach-integrator/lm.c
*
* Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/slab.h>
//#include <asm/arch/lm.h> //cathy
#include "lm.h"
#define to_lm_device(d) container_of(d, struct lm_device, dev)
#define to_lm_driver(d) container_of(d, struct lm_driver, driver)
static int lm_match(struct device *dev, struct device_driver *drv)
{
return 1;
}
static int lm_bus_probe(struct device *dev)
{
struct lm_device *lmdev = to_lm_device(dev);
struct lm_driver *lmdrv = to_lm_driver(dev->driver);
return lmdrv->probe(lmdev);
}
static int lm_bus_remove(struct device *dev)
{
struct lm_device *lmdev = to_lm_device(dev);
struct lm_driver *lmdrv = to_lm_driver(dev->driver);
if (lmdrv->remove)
lmdrv->remove(lmdev);
return 0;
}
static struct bus_type lm_bustype = {
.name = "logicmodule",
.match = lm_match,
.probe = lm_bus_probe,
.remove = lm_bus_remove,
// .suspend = lm_bus_suspend,
// .resume = lm_bus_resume,
};
static int __init lm_init(void)
{
// printk("=> lm_init \n");
return bus_register(&lm_bustype);
}
postcore_initcall(lm_init);
int lm_driver_register(struct lm_driver *drv)
{
drv->driver.bus = &lm_bustype;
return driver_register(&drv->driver);
}
void lm_driver_unregister(struct lm_driver *drv)
{
driver_unregister(&drv->driver);
}
void lm_device_release(struct device *dev)
{
struct lm_device *d = to_lm_device(dev);
//printk("dev=%x, d=%x, d->dev=%x\n", dev, d, &d->dev);
device_unregister(&d->dev); //wei add
//printk("lm_device_release\n");
kfree(d);
}
int lm_device_register(struct lm_device *dev)
{
int ret;
// dev->dev.release = lm_device_release;
dev->dev.bus = &lm_bustype;
//#ifdef DWC_HOST_ONLY
if(gHostMode==1)
{
/* Ethan: internal dma */
dev->dev.dma_mask = (void *)~0;
dev->dev.coherent_dma_mask = ~0;
}
//#endif
// snprintf(dev->dev.bus_id, sizeof(dev->dev.bus_id), "lm%d", dev->id); //wei del
// dev->resource.name = dev->dev.bus_id; //wei del
dev->resource.name = &lm_bustype.name; //wei del
dev->dev.init_name= lm_bustype.name; //wei add, very import, kernel object is need in our kernel
#if 0
ret = request_resource(&iomem_resource, &dev->resource);
if (ret == 0)
#endif
{
ret = device_register(&dev->dev);
printk("device_register :");
if (ret)
{ printk("register fail");
release_resource(&dev->resource);
}
else
{
printk("register pass\n" );
}
}
#if 0
else
{ printk("request_resource fail\n" );
}
#endif
return ret;
}
EXPORT_SYMBOL(lm_driver_register);
EXPORT_SYMBOL(lm_driver_unregister);
//==========================================================
#if 0
void dwdump_swap(unsigned char * pData, int count)
{
unsigned int *sbuf = pData;
unsigned int tmp;
volatile unsigned char *p=&tmp;
int length=count; //is word unit
//dprintf("Addr=%x, len=%d", sbuf, length);
printk(" [Addr] .3.2.1.0 .7.6.5.4 .B.A.9.8 .F.E.D.C [SWAP]" );
{
int i;
for(i=0;i<length; i++)
{
if((i%4)==0)
{ printk("\n\r");
printk("%08X: ", (sbuf+i) );
}
tmp=sbuf[i];
//dprintf("%02X%02X%02X%02X ", p[3], p[2], p[1], p[0] );
printk("%08X ", (p[3]<<24) | (p[2]<<16) | (p[1]<<8) | p[0] );
}
printk("\n\r");
}
}
#endif
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