/* Called when the module is loaded. This function starts the
* cascade of calls up through the heirarchy of i2c modules (i.e. up to the
* algorithm layer and into to the core layer)
*/
static int __init iic_avalanche_init(void)
{
struct iic_avalanche *piic = &iic_avalanche_priv_data;
DEB2(printk(KERN_INFO "Initialize Avalanche IIC adapter module\n"));
iic_avalanche_priv_data.iic_clock = avalanche_get_vbus_freq(); /* Clock frequency on the peripheral bus */
iic_avalanche_data.data = (void *)piic;
init_waitqueue_head(&iic_wait);
if (iic_hw_resrc_init() == 0) {
DEB2(printk("calling add bus\n"));
if (i2c_avalanche_add_bus(&iic_avalanche_ops) < 0)
return -ENODEV;
} else {
return -ENODEV;
}
DEB2(printk(KERN_INFO " found device at %#x irq %d.\n",
piic->iic_base, piic->iic_irq));
return 0;
}
/* Called when the module is loaded. This function starts the
* cascade of calls up through the hierarchy of i2c modules (i.e. up to the
* algorithm layer and into to the core layer)
*/
static int __init iic_ite_init(void)
{
struct iic_ite *piic = &gpi;
printk(KERN_INFO "Initialize ITE IIC adapter module\n");
if (base == 0)
piic->iic_base = DEFAULT_BASE;
else
piic->iic_base = base;
if (irq == 0)
piic->iic_irq = DEFAULT_IRQ;
else
piic->iic_irq = irq;
if (clock == 0)
piic->iic_clock = DEFAULT_CLOCK;
else
piic->iic_clock = clock;
if (own == 0)
piic->iic_own = DEFAULT_OWN;
else
piic->iic_own = own;
iic_ite_data.data = (void *)piic;
init_waitqueue_head(&iic_wait);
spin_lock_init(&lock);
if (iic_hw_resrc_init() == 0) {
if (i2c_iic_add_bus(&iic_ite_ops) < 0)
return -ENODEV;
} else {
return -ENODEV;
}
printk(KERN_INFO " found device at %#x irq %d.\n",
piic->iic_base, piic->iic_irq);
return 0;
}
//
// Description: Called when the module is loaded. This function starts the
// cascade of calls up through the heirarchy of i2c modules (i.e. up to the
// algorithm layer and into to the core layer)
//
static int __init iic_ibmocp_init(void)
{
int i;
printk(KERN_INFO "iic_ibmocp_init: IBM on-chip iic adapter module\n");
for(i=0; i<IIC_NUMS; i++) {
iic_ibmocp_data[i] = kmalloc(sizeof(struct i2c_algo_iic_data),GFP_KERNEL);
if(iic_ibmocp_data[i] == NULL) {
return -ENOMEM;
}
memset(iic_ibmocp_data[i], 0, sizeof(struct i2c_algo_iic_data));
switch (i) {
case 0:
iic_ibmocp_adaps[i]->iic_irq = IIC_IRQ(0);
break;
case 1:
iic_ibmocp_adaps[i]->iic_irq = IIC_IRQ(1);
break;
}
iic_ibmocp_adaps[i]->iic_clock = IIC_CLOCK;
iic_ibmocp_adaps[i]->iic_own = IIC_OWN;
iic_ibmocp_adaps[i]->index = i;
DEB(printk("irq %x\n", iic_ibmocp_adaps[i]->iic_irq));
DEB(printk("clock %x\n", iic_ibmocp_adaps[i]->iic_clock));
DEB(printk("own %x\n", iic_ibmocp_adaps[i]->iic_own));
DEB(printk("index %x\n", iic_ibmocp_adaps[i]->index));
iic_ibmocp_data[i]->data = (struct iic_regs *)iic_ibmocp_adaps[i];
iic_ibmocp_data[i]->setiic = iic_ibmocp_setbyte;
iic_ibmocp_data[i]->getiic = iic_ibmocp_getbyte;
iic_ibmocp_data[i]->getown = iic_ibmocp_getown;
iic_ibmocp_data[i]->getclock = iic_ibmocp_getclock;
iic_ibmocp_data[i]->waitforpin = iic_ibmocp_waitforpin;
iic_ibmocp_data[i]->udelay = 80;
iic_ibmocp_data[i]->mdelay = 80;
iic_ibmocp_data[i]->timeout = HZ;
iic_ibmocp_ops[i] = kmalloc(sizeof(struct i2c_adapter), GFP_KERNEL);
if(iic_ibmocp_ops[i] == NULL) {
return -ENOMEM;
}
memset(iic_ibmocp_ops[i], 0, sizeof(struct i2c_adapter));
strcpy(iic_ibmocp_ops[i]->name, "IBM OCP IIC adapter");
iic_ibmocp_ops[i]->owner = THIS_MODULE;
iic_ibmocp_ops[i]->id = I2C_HW_OCP;
iic_ibmocp_ops[i]->algo = NULL;
iic_ibmocp_ops[i]->algo_data = iic_ibmocp_data[i];
init_waitqueue_head(&(iic_wait[i]));
if (iic_hw_resrc_init(i) == 0) {
if (i2c_ocp_add_bus(iic_ibmocp_ops[i]) < 0)
return -ENODEV;
} else {
return -ENODEV;
}
DEB(printk(KERN_INFO "iic_ibmocp_init: found device at %#x.\n\n", iic_ibmocp_adaps[i]->iic_base));
}
return 0;
}
