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1/*
2 * OHCI HCD (Host Controller Driver) for USB.
3 *
4 * Copyright (C) 2008 Renesas Solutions Corp.
5 *
6 * Author : Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; version 2 of the License.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 *
21 */
22
23#include <linux/platform_device.h>
24
25static int ohci_sh_start(struct usb_hcd *hcd)
26{
27 struct ohci_hcd *ohci = hcd_to_ohci(hcd);
28
29 ohci_hcd_init(ohci);
30 ohci_init(ohci);
31 ohci_run(ohci);
32 hcd->state = HC_STATE_RUNNING;
33 return 0;
34}
35
36static const struct hc_driver ohci_sh_hc_driver = {
37 .description = hcd_name,
38 .product_desc = "SuperH OHCI",
39 .hcd_priv_size = sizeof(struct ohci_hcd),
40
41 /*
42 * generic hardware linkage
43 */
44 .irq = ohci_irq,
45 .flags = HCD_USB11 | HCD_MEMORY,
46
47 /*
48 * basic lifecycle operations
49 */
50 .start = ohci_sh_start,
51 .stop = ohci_stop,
52 .shutdown = ohci_shutdown,
53
54 /*
55 * managing i/o requests and associated device resources
56 */
57 .urb_enqueue = ohci_urb_enqueue,
58 .urb_dequeue = ohci_urb_dequeue,
59 .endpoint_disable = ohci_endpoint_disable,
60
61 /*
62 * scheduling support
63 */
64 .get_frame_number = ohci_get_frame,
65
66 /*
67 * root hub support
68 */
69 .hub_status_data = ohci_hub_status_data,
70 .hub_control = ohci_hub_control,
71#ifdef CONFIG_PM
72 .bus_suspend = ohci_bus_suspend,
73 .bus_resume = ohci_bus_resume,
74#endif
75 .start_port_reset = ohci_start_port_reset,
76};
77
78/*-------------------------------------------------------------------------*/
79
80static int ohci_hcd_sh_probe(struct platform_device *pdev)
81{
82 struct resource *res = NULL;
83 struct usb_hcd *hcd = NULL;
84 int irq = -1;
85 int ret;
86
87 if (usb_disabled())
88 return -ENODEV;
89
90 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
91 if (!res) {
92 err("platform_get_resource error.");
93 return -ENODEV;
94 }
95
96 irq = platform_get_irq(pdev, 0);
97 if (irq < 0) {
98 err("platform_get_irq error.");
99 return -ENODEV;
100 }
101
102 /* initialize hcd */
103 hcd = usb_create_hcd(&ohci_sh_hc_driver, &pdev->dev, (char *)hcd_name);
104 if (!hcd) {
105 err("Failed to create hcd");
106 return -ENOMEM;
107 }
108
109 hcd->regs = (void __iomem *)res->start;
110 hcd->rsrc_start = res->start;
111 hcd->rsrc_len = resource_size(res);
112 ret = usb_add_hcd(hcd, irq, IRQF_DISABLED | IRQF_SHARED);
113 if (ret != 0) {
114 err("Failed to add hcd");
115 usb_put_hcd(hcd);
116 return ret;
117 }
118
119 return ret;
120}
121
122static int ohci_hcd_sh_remove(struct platform_device *pdev)
123{
124 struct usb_hcd *hcd = platform_get_drvdata(pdev);
125
126 usb_remove_hcd(hcd);
127 usb_put_hcd(hcd);
128
129 return 0;
130}
131
132static struct platform_driver ohci_hcd_sh_driver = {
133 .probe = ohci_hcd_sh_probe,
134 .remove = ohci_hcd_sh_remove,
135 .shutdown = usb_hcd_platform_shutdown,
136 .driver = {
137 .name = "sh_ohci",
138 .owner = THIS_MODULE,
139 },
140};
141
142MODULE_ALIAS("platform:sh_ohci");
1/*
2 * OHCI HCD (Host Controller Driver) for USB.
3 *
4 * Copyright (C) 2008 Renesas Solutions Corp.
5 *
6 * Author : Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; version 2 of the License.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 *
21 */
22
23#include <linux/platform_device.h>
24
25static int ohci_sh_start(struct usb_hcd *hcd)
26{
27 struct ohci_hcd *ohci = hcd_to_ohci(hcd);
28
29 ohci_hcd_init(ohci);
30 ohci_init(ohci);
31 ohci_run(ohci);
32 return 0;
33}
34
35static const struct hc_driver ohci_sh_hc_driver = {
36 .description = hcd_name,
37 .product_desc = "SuperH OHCI",
38 .hcd_priv_size = sizeof(struct ohci_hcd),
39
40 /*
41 * generic hardware linkage
42 */
43 .irq = ohci_irq,
44 .flags = HCD_USB11 | HCD_MEMORY,
45
46 /*
47 * basic lifecycle operations
48 */
49 .start = ohci_sh_start,
50 .stop = ohci_stop,
51 .shutdown = ohci_shutdown,
52
53 /*
54 * managing i/o requests and associated device resources
55 */
56 .urb_enqueue = ohci_urb_enqueue,
57 .urb_dequeue = ohci_urb_dequeue,
58 .endpoint_disable = ohci_endpoint_disable,
59
60 /*
61 * scheduling support
62 */
63 .get_frame_number = ohci_get_frame,
64
65 /*
66 * root hub support
67 */
68 .hub_status_data = ohci_hub_status_data,
69 .hub_control = ohci_hub_control,
70#ifdef CONFIG_PM
71 .bus_suspend = ohci_bus_suspend,
72 .bus_resume = ohci_bus_resume,
73#endif
74 .start_port_reset = ohci_start_port_reset,
75};
76
77/*-------------------------------------------------------------------------*/
78
79static int ohci_hcd_sh_probe(struct platform_device *pdev)
80{
81 struct resource *res = NULL;
82 struct usb_hcd *hcd = NULL;
83 int irq = -1;
84 int ret;
85
86 if (usb_disabled())
87 return -ENODEV;
88
89 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
90 if (!res) {
91 dev_err(&pdev->dev, "platform_get_resource error.\n");
92 return -ENODEV;
93 }
94
95 irq = platform_get_irq(pdev, 0);
96 if (irq < 0) {
97 dev_err(&pdev->dev, "platform_get_irq error.\n");
98 return -ENODEV;
99 }
100
101 /* initialize hcd */
102 hcd = usb_create_hcd(&ohci_sh_hc_driver, &pdev->dev, (char *)hcd_name);
103 if (!hcd) {
104 dev_err(&pdev->dev, "Failed to create hcd\n");
105 return -ENOMEM;
106 }
107
108 hcd->regs = (void __iomem *)res->start;
109 hcd->rsrc_start = res->start;
110 hcd->rsrc_len = resource_size(res);
111 ret = usb_add_hcd(hcd, irq, IRQF_SHARED);
112 if (ret != 0) {
113 dev_err(&pdev->dev, "Failed to add hcd\n");
114 usb_put_hcd(hcd);
115 return ret;
116 }
117
118 return ret;
119}
120
121static int ohci_hcd_sh_remove(struct platform_device *pdev)
122{
123 struct usb_hcd *hcd = platform_get_drvdata(pdev);
124
125 usb_remove_hcd(hcd);
126 usb_put_hcd(hcd);
127
128 return 0;
129}
130
131static struct platform_driver ohci_hcd_sh_driver = {
132 .probe = ohci_hcd_sh_probe,
133 .remove = ohci_hcd_sh_remove,
134 .shutdown = usb_hcd_platform_shutdown,
135 .driver = {
136 .name = "sh_ohci",
137 .owner = THIS_MODULE,
138 },
139};
140
141MODULE_ALIAS("platform:sh_ohci");