Release 4.14 arch/mips/bcm63xx/dev-usb-usbd.c
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
* Copyright (C) 2012 Kevin Cernekee <cernekee@gmail.com>
* Copyright (C) 2012 Broadcom Corporation
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
#include <bcm63xx_cpu.h>
#include <bcm63xx_dev_usb_usbd.h>
#define NUM_MMIO 2
#define NUM_IRQ 7
static struct resource usbd_resources[NUM_MMIO + NUM_IRQ];
static u64 usbd_dmamask = DMA_BIT_MASK(32);
static struct platform_device bcm63xx_usbd_device = {
.name = "bcm63xx_udc",
.id = -1,
.num_resources = ARRAY_SIZE(usbd_resources),
.resource = usbd_resources,
.dev = {
.dma_mask = &usbd_dmamask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
int __init bcm63xx_usbd_register(const struct bcm63xx_usbd_platform_data *pd)
{
const int irq_list[NUM_IRQ] = { IRQ_USBD,
IRQ_USBD_RXDMA0, IRQ_USBD_TXDMA0,
IRQ_USBD_RXDMA1, IRQ_USBD_TXDMA1,
IRQ_USBD_RXDMA2, IRQ_USBD_TXDMA2 };
int i;
if (!BCMCPU_IS_6328() && !BCMCPU_IS_6368())
return 0;
usbd_resources[0].start = bcm63xx_regset_address(RSET_USBD);
usbd_resources[0].end = usbd_resources[0].start + RSET_USBD_SIZE - 1;
usbd_resources[0].flags = IORESOURCE_MEM;
usbd_resources[1].start = bcm63xx_regset_address(RSET_USBDMA);
usbd_resources[1].end = usbd_resources[1].start + RSET_USBDMA_SIZE - 1;
usbd_resources[1].flags = IORESOURCE_MEM;
for (i = 0; i < NUM_IRQ; i++) {
struct resource *r = &usbd_resources[NUM_MMIO + i];
r->start = r->end = bcm63xx_get_irq_number(irq_list[i]);
r->flags = IORESOURCE_IRQ;
}
platform_device_add_data(&bcm63xx_usbd_device, pd, sizeof(*pd));
return platform_device_register(&bcm63xx_usbd_device);
}
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