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/*
* linux/arch/arm/mach-mmp/devices.c
*
* 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/init.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <asm/irq.h>
#include <mach/devices.h>
int __init pxa_register_device(struct pxa_device_desc *desc,
void *data, size_t size)
{
struct platform_device *pdev;
struct resource res[2 + MAX_RESOURCE_DMA];
int i, ret = 0, nres = 0;
pdev = platform_device_alloc(desc->drv_name, desc->id);
if (pdev == NULL)
return -ENOMEM;
pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
memset(res, 0, sizeof(res));
if (desc->start != -1ul && desc->size > 0) {
res[nres].start = desc->start;
res[nres].end = desc->start + desc->size - 1;
res[nres].flags = IORESOURCE_MEM;
nres++;
}
if (desc->irq != NO_IRQ) {
res[nres].start = desc->irq;
res[nres].end = desc->irq;
res[nres].flags = IORESOURCE_IRQ;
nres++;
}
for (i = 0; i < MAX_RESOURCE_DMA; i++, nres++) {
if (desc->dma[i] == 0)
break;
res[nres].start = desc->dma[i];
res[nres].end = desc->dma[i];
res[nres].flags = IORESOURCE_DMA;
}
ret = platform_device_add_resources(pdev, res, nres);
if (ret) {
platform_device_put(pdev);
return ret;
}
if (data && size) {
ret = platform_device_add_data(pdev, data, size);
if (ret) {
platform_device_put(pdev);
return ret;
}
}
return platform_device_add(pdev);
}
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