diff options
Diffstat (limited to 'drivers/usb/host/ehci-w90x900.c')
-rw-r--r-- | drivers/usb/host/ehci-w90x900.c | 89 |
1 files changed, 37 insertions, 52 deletions
diff --git a/drivers/usb/host/ehci-w90x900.c b/drivers/usb/host/ehci-w90x900.c index 59e0e24c753f..cdad8438c02b 100644 --- a/drivers/usb/host/ehci-w90x900.c +++ b/drivers/usb/host/ehci-w90x900.c | |||
@@ -11,13 +11,28 @@ | |||
11 | * | 11 | * |
12 | */ | 12 | */ |
13 | 13 | ||
14 | #include <linux/dma-mapping.h> | ||
15 | #include <linux/io.h> | ||
16 | #include <linux/kernel.h> | ||
17 | #include <linux/module.h> | ||
18 | #include <linux/of.h> | ||
14 | #include <linux/platform_device.h> | 19 | #include <linux/platform_device.h> |
20 | #include <linux/usb.h> | ||
21 | #include <linux/usb/hcd.h> | ||
22 | |||
23 | #include "ehci.h" | ||
15 | 24 | ||
16 | /* enable phy0 and phy1 for w90p910 */ | 25 | /* enable phy0 and phy1 for w90p910 */ |
17 | #define ENPHY (0x01<<8) | 26 | #define ENPHY (0x01<<8) |
18 | #define PHY0_CTR (0xA4) | 27 | #define PHY0_CTR (0xA4) |
19 | #define PHY1_CTR (0xA8) | 28 | #define PHY1_CTR (0xA8) |
20 | 29 | ||
30 | #define DRIVER_DESC "EHCI w90x900 driver" | ||
31 | |||
32 | static const char hcd_name[] = "ehci-w90x900 "; | ||
33 | |||
34 | static struct hc_driver __read_mostly ehci_w90x900_hc_driver; | ||
35 | |||
21 | static int usb_w90x900_probe(const struct hc_driver *driver, | 36 | static int usb_w90x900_probe(const struct hc_driver *driver, |
22 | struct platform_device *pdev) | 37 | struct platform_device *pdev) |
23 | { | 38 | { |
@@ -90,8 +105,8 @@ err1: | |||
90 | return retval; | 105 | return retval; |
91 | } | 106 | } |
92 | 107 | ||
93 | static | 108 | static void usb_w90x900_remove(struct usb_hcd *hcd, |
94 | void usb_w90x900_remove(struct usb_hcd *hcd, struct platform_device *pdev) | 109 | struct platform_device *pdev) |
95 | { | 110 | { |
96 | usb_remove_hcd(hcd); | 111 | usb_remove_hcd(hcd); |
97 | iounmap(hcd->regs); | 112 | iounmap(hcd->regs); |
@@ -99,54 +114,6 @@ void usb_w90x900_remove(struct usb_hcd *hcd, struct platform_device *pdev) | |||
99 | usb_put_hcd(hcd); | 114 | usb_put_hcd(hcd); |
100 | } | 115 | } |
101 | 116 | ||
102 | static const struct hc_driver ehci_w90x900_hc_driver = { | ||
103 | .description = hcd_name, | ||
104 | .product_desc = "Nuvoton w90x900 EHCI Host Controller", | ||
105 | .hcd_priv_size = sizeof(struct ehci_hcd), | ||
106 | |||
107 | /* | ||
108 | * generic hardware linkage | ||
109 | */ | ||
110 | .irq = ehci_irq, | ||
111 | .flags = HCD_USB2|HCD_MEMORY, | ||
112 | |||
113 | /* | ||
114 | * basic lifecycle operations | ||
115 | */ | ||
116 | .reset = ehci_setup, | ||
117 | .start = ehci_run, | ||
118 | |||
119 | .stop = ehci_stop, | ||
120 | .shutdown = ehci_shutdown, | ||
121 | |||
122 | /* | ||
123 | * managing i/o requests and associated device resources | ||
124 | */ | ||
125 | .urb_enqueue = ehci_urb_enqueue, | ||
126 | .urb_dequeue = ehci_urb_dequeue, | ||
127 | .endpoint_disable = ehci_endpoint_disable, | ||
128 | .endpoint_reset = ehci_endpoint_reset, | ||
129 | |||
130 | /* | ||
131 | * scheduling support | ||
132 | */ | ||
133 | .get_frame_number = ehci_get_frame, | ||
134 | |||
135 | /* | ||
136 | * root hub support | ||
137 | */ | ||
138 | .hub_status_data = ehci_hub_status_data, | ||
139 | .hub_control = ehci_hub_control, | ||
140 | #ifdef CONFIG_PM | ||
141 | .bus_suspend = ehci_bus_suspend, | ||
142 | .bus_resume = ehci_bus_resume, | ||
143 | #endif | ||
144 | .relinquish_port = ehci_relinquish_port, | ||
145 | .port_handed_over = ehci_port_handed_over, | ||
146 | |||
147 | .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, | ||
148 | }; | ||
149 | |||
150 | static int ehci_w90x900_probe(struct platform_device *pdev) | 117 | static int ehci_w90x900_probe(struct platform_device *pdev) |
151 | { | 118 | { |
152 | if (usb_disabled()) | 119 | if (usb_disabled()) |
@@ -173,7 +140,25 @@ static struct platform_driver ehci_hcd_w90x900_driver = { | |||
173 | }, | 140 | }, |
174 | }; | 141 | }; |
175 | 142 | ||
143 | static int __init ehci_w90X900_init(void) | ||
144 | { | ||
145 | if (usb_disabled()) | ||
146 | return -ENODEV; | ||
147 | |||
148 | pr_info("%s: " DRIVER_DESC "\n", hcd_name); | ||
149 | |||
150 | ehci_init_driver(&ehci_w90x900_hc_driver, NULL); | ||
151 | return platform_driver_register(&ehci_hcd_w90x900_driver); | ||
152 | } | ||
153 | module_init(ehci_w90X900_init); | ||
154 | |||
155 | static void __exit ehci_w90X900_cleanup(void) | ||
156 | { | ||
157 | platform_driver_unregister(&ehci_hcd_w90x900_driver); | ||
158 | } | ||
159 | module_exit(ehci_w90X900_cleanup); | ||
160 | |||
161 | MODULE_DESCRIPTION(DRIVER_DESC); | ||
176 | MODULE_AUTHOR("Wan ZongShun <mcuos.com@gmail.com>"); | 162 | MODULE_AUTHOR("Wan ZongShun <mcuos.com@gmail.com>"); |
177 | MODULE_DESCRIPTION("w90p910 usb ehci driver!"); | ||
178 | MODULE_LICENSE("GPL"); | ||
179 | MODULE_ALIAS("platform:w90p910-ehci"); | 163 | MODULE_ALIAS("platform:w90p910-ehci"); |
164 | MODULE_LICENSE("GPL v2"); | ||