diff options
Diffstat (limited to 'drivers/usb/host/ehci-xls.c')
-rw-r--r-- | drivers/usb/host/ehci-xls.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/drivers/usb/host/ehci-xls.c b/drivers/usb/host/ehci-xls.c deleted file mode 100644 index 8dc6a22d90b8..000000000000 --- a/drivers/usb/host/ehci-xls.c +++ /dev/null | |||
@@ -1,142 +0,0 @@ | |||
1 | /* | ||
2 | * EHCI HCD for Netlogic XLS processors. | ||
3 | * | ||
4 | * (C) Copyright 2011 Netlogic Microsystems Inc. | ||
5 | * | ||
6 | * Based on various ehci-*.c drivers | ||
7 | * | ||
8 | * This file is subject to the terms and conditions of the GNU General Public | ||
9 | * License. See the file COPYING in the main directory of this archive for | ||
10 | * more details. | ||
11 | */ | ||
12 | |||
13 | #include <linux/platform_device.h> | ||
14 | |||
15 | static int ehci_xls_setup(struct usb_hcd *hcd) | ||
16 | { | ||
17 | struct ehci_hcd *ehci = hcd_to_ehci(hcd); | ||
18 | |||
19 | ehci->caps = hcd->regs; | ||
20 | |||
21 | return ehci_setup(hcd); | ||
22 | } | ||
23 | |||
24 | int ehci_xls_probe_internal(const struct hc_driver *driver, | ||
25 | struct platform_device *pdev) | ||
26 | { | ||
27 | struct usb_hcd *hcd; | ||
28 | struct resource *res; | ||
29 | int retval, irq; | ||
30 | |||
31 | /* Get our IRQ from an earlier registered Platform Resource */ | ||
32 | irq = platform_get_irq(pdev, 0); | ||
33 | if (irq < 0) { | ||
34 | dev_err(&pdev->dev, "Found HC with no IRQ. Check %s setup!\n", | ||
35 | dev_name(&pdev->dev)); | ||
36 | return -ENODEV; | ||
37 | } | ||
38 | |||
39 | /* Get our Memory Handle */ | ||
40 | res = platform_get_resource(pdev, IORESOURCE_MEM, 0); | ||
41 | if (!res) { | ||
42 | dev_err(&pdev->dev, "Error: MMIO Handle %s setup!\n", | ||
43 | dev_name(&pdev->dev)); | ||
44 | return -ENODEV; | ||
45 | } | ||
46 | hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev)); | ||
47 | if (!hcd) { | ||
48 | retval = -ENOMEM; | ||
49 | goto err1; | ||
50 | } | ||
51 | |||
52 | hcd->rsrc_start = res->start; | ||
53 | hcd->rsrc_len = resource_size(res); | ||
54 | |||
55 | if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, | ||
56 | driver->description)) { | ||
57 | dev_dbg(&pdev->dev, "controller already in use\n"); | ||
58 | retval = -EBUSY; | ||
59 | goto err2; | ||
60 | } | ||
61 | hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); | ||
62 | |||
63 | if (hcd->regs == NULL) { | ||
64 | dev_dbg(&pdev->dev, "error mapping memory\n"); | ||
65 | retval = -EFAULT; | ||
66 | goto err3; | ||
67 | } | ||
68 | |||
69 | retval = usb_add_hcd(hcd, irq, IRQF_SHARED); | ||
70 | if (retval != 0) | ||
71 | goto err4; | ||
72 | return retval; | ||
73 | |||
74 | err4: | ||
75 | iounmap(hcd->regs); | ||
76 | err3: | ||
77 | release_mem_region(hcd->rsrc_start, hcd->rsrc_len); | ||
78 | err2: | ||
79 | usb_put_hcd(hcd); | ||
80 | err1: | ||
81 | dev_err(&pdev->dev, "init %s fail, %d\n", dev_name(&pdev->dev), | ||
82 | retval); | ||
83 | return retval; | ||
84 | } | ||
85 | |||
86 | static struct hc_driver ehci_xls_hc_driver = { | ||
87 | .description = hcd_name, | ||
88 | .product_desc = "XLS EHCI Host Controller", | ||
89 | .hcd_priv_size = sizeof(struct ehci_hcd), | ||
90 | .irq = ehci_irq, | ||
91 | .flags = HCD_USB2 | HCD_MEMORY, | ||
92 | .reset = ehci_xls_setup, | ||
93 | .start = ehci_run, | ||
94 | .stop = ehci_stop, | ||
95 | .shutdown = ehci_shutdown, | ||
96 | |||
97 | .urb_enqueue = ehci_urb_enqueue, | ||
98 | .urb_dequeue = ehci_urb_dequeue, | ||
99 | .endpoint_disable = ehci_endpoint_disable, | ||
100 | .endpoint_reset = ehci_endpoint_reset, | ||
101 | |||
102 | .get_frame_number = ehci_get_frame, | ||
103 | |||
104 | .hub_status_data = ehci_hub_status_data, | ||
105 | .hub_control = ehci_hub_control, | ||
106 | .bus_suspend = ehci_bus_suspend, | ||
107 | .bus_resume = ehci_bus_resume, | ||
108 | .relinquish_port = ehci_relinquish_port, | ||
109 | .port_handed_over = ehci_port_handed_over, | ||
110 | |||
111 | .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, | ||
112 | }; | ||
113 | |||
114 | static int ehci_xls_probe(struct platform_device *pdev) | ||
115 | { | ||
116 | if (usb_disabled()) | ||
117 | return -ENODEV; | ||
118 | |||
119 | return ehci_xls_probe_internal(&ehci_xls_hc_driver, pdev); | ||
120 | } | ||
121 | |||
122 | static int ehci_xls_remove(struct platform_device *pdev) | ||
123 | { | ||
124 | struct usb_hcd *hcd = platform_get_drvdata(pdev); | ||
125 | |||
126 | usb_remove_hcd(hcd); | ||
127 | iounmap(hcd->regs); | ||
128 | release_mem_region(hcd->rsrc_start, hcd->rsrc_len); | ||
129 | usb_put_hcd(hcd); | ||
130 | return 0; | ||
131 | } | ||
132 | |||
133 | MODULE_ALIAS("ehci-xls"); | ||
134 | |||
135 | static struct platform_driver ehci_xls_driver = { | ||
136 | .probe = ehci_xls_probe, | ||
137 | .remove = ehci_xls_remove, | ||
138 | .shutdown = usb_hcd_platform_shutdown, | ||
139 | .driver = { | ||
140 | .name = "ehci-xls", | ||
141 | }, | ||
142 | }; | ||