1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * This file is subject to the terms and conditions of the GNU General Public
3*4882a593Smuzhiyun * License. See the file "COPYING" in the main directory of this archive
4*4882a593Smuzhiyun * for more details.
5*4882a593Smuzhiyun *
6*4882a593Smuzhiyun * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
7*4882a593Smuzhiyun * Copyright (C) 2012 Kevin Cernekee <cernekee@gmail.com>
8*4882a593Smuzhiyun * Copyright (C) 2012 Broadcom Corporation
9*4882a593Smuzhiyun */
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun #include <linux/init.h>
12*4882a593Smuzhiyun #include <linux/kernel.h>
13*4882a593Smuzhiyun #include <linux/platform_device.h>
14*4882a593Smuzhiyun #include <linux/dma-mapping.h>
15*4882a593Smuzhiyun #include <bcm63xx_cpu.h>
16*4882a593Smuzhiyun #include <bcm63xx_dev_usb_usbd.h>
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun #define NUM_MMIO 2
19*4882a593Smuzhiyun #define NUM_IRQ 7
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun static struct resource usbd_resources[NUM_MMIO + NUM_IRQ];
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun static u64 usbd_dmamask = DMA_BIT_MASK(32);
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun static struct platform_device bcm63xx_usbd_device = {
26*4882a593Smuzhiyun .name = "bcm63xx_udc",
27*4882a593Smuzhiyun .id = -1,
28*4882a593Smuzhiyun .num_resources = ARRAY_SIZE(usbd_resources),
29*4882a593Smuzhiyun .resource = usbd_resources,
30*4882a593Smuzhiyun .dev = {
31*4882a593Smuzhiyun .dma_mask = &usbd_dmamask,
32*4882a593Smuzhiyun .coherent_dma_mask = DMA_BIT_MASK(32),
33*4882a593Smuzhiyun },
34*4882a593Smuzhiyun };
35*4882a593Smuzhiyun
bcm63xx_usbd_register(const struct bcm63xx_usbd_platform_data * pd)36*4882a593Smuzhiyun int __init bcm63xx_usbd_register(const struct bcm63xx_usbd_platform_data *pd)
37*4882a593Smuzhiyun {
38*4882a593Smuzhiyun const int irq_list[NUM_IRQ] = { IRQ_USBD,
39*4882a593Smuzhiyun IRQ_USBD_RXDMA0, IRQ_USBD_TXDMA0,
40*4882a593Smuzhiyun IRQ_USBD_RXDMA1, IRQ_USBD_TXDMA1,
41*4882a593Smuzhiyun IRQ_USBD_RXDMA2, IRQ_USBD_TXDMA2 };
42*4882a593Smuzhiyun int i;
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun if (!BCMCPU_IS_6328() && !BCMCPU_IS_6368())
45*4882a593Smuzhiyun return 0;
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun usbd_resources[0].start = bcm63xx_regset_address(RSET_USBD);
48*4882a593Smuzhiyun usbd_resources[0].end = usbd_resources[0].start + RSET_USBD_SIZE - 1;
49*4882a593Smuzhiyun usbd_resources[0].flags = IORESOURCE_MEM;
50*4882a593Smuzhiyun
51*4882a593Smuzhiyun usbd_resources[1].start = bcm63xx_regset_address(RSET_USBDMA);
52*4882a593Smuzhiyun usbd_resources[1].end = usbd_resources[1].start + RSET_USBDMA_SIZE - 1;
53*4882a593Smuzhiyun usbd_resources[1].flags = IORESOURCE_MEM;
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun for (i = 0; i < NUM_IRQ; i++) {
56*4882a593Smuzhiyun struct resource *r = &usbd_resources[NUM_MMIO + i];
57*4882a593Smuzhiyun
58*4882a593Smuzhiyun r->start = r->end = bcm63xx_get_irq_number(irq_list[i]);
59*4882a593Smuzhiyun r->flags = IORESOURCE_IRQ;
60*4882a593Smuzhiyun }
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun platform_device_add_data(&bcm63xx_usbd_device, pd, sizeof(*pd));
63*4882a593Smuzhiyun
64*4882a593Smuzhiyun return platform_device_register(&bcm63xx_usbd_device);
65*4882a593Smuzhiyun }
66