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| author | Vivek Gautam <gautam.vivek@samsung.com> | 2013-04-12 16:34:38 +0530 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2013-05-05 23:54:22 +0200 |
| commit | 6497c66704d03956e7ea49b54fcaa38740736416 (patch) | |
| tree | 409cd69a5d470bb5dd867d05df9b90aa82313e44 /common | |
| parent | 289f3cb28a3916b6c4c770db9a88463884be5b6c (diff) | |
| download | u-boot-imx-6497c66704d03956e7ea49b54fcaa38740736416.zip u-boot-imx-6497c66704d03956e7ea49b54fcaa38740736416.tar.gz u-boot-imx-6497c66704d03956e7ea49b54fcaa38740736416.tar.bz2 | |
USB: SS: Add support for Super Speed USB interface
This adds usb framework support for super-speed usb, which will
further facilitate to add stack support for xHCI.
Signed-off-by: Vikas C Sajjan <vikas.sajjan@samsung.com>
Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
Diffstat (limited to 'common')
| -rw-r--r-- | common/cmd_usb.c | 24 | ||||
| -rw-r--r-- | common/usb.c | 5 | ||||
| -rw-r--r-- | common/usb_hub.c | 8 |
3 files changed, 29 insertions, 8 deletions
diff --git a/common/cmd_usb.c b/common/cmd_usb.c index adc5f02..70e803b 100644 --- a/common/cmd_usb.c +++ b/common/cmd_usb.c @@ -287,12 +287,24 @@ static struct usb_device *usb_find_device(int devnum) static inline char *portspeed(int speed) { - if (speed == USB_SPEED_HIGH) - return "480 Mb/s"; - else if (speed == USB_SPEED_LOW) - return "1.5 Mb/s"; - else - return "12 Mb/s"; + char *speed_str; + + switch (speed) { + case USB_SPEED_SUPER: + speed_str = "5 Gb/s"; + break; + case USB_SPEED_HIGH: + speed_str = "480 Mb/s"; + break; + case USB_SPEED_LOW: + speed_str = "1.5 Mb/s"; + break; + default: + speed_str = "12 Mb/s"; + break; + } + + return speed_str; } /* shows the device tree recursively */ diff --git a/common/usb.c b/common/usb.c index 3a96a34..55fff5b 100644 --- a/common/usb.c +++ b/common/usb.c @@ -409,6 +409,11 @@ static int usb_parse_config(struct usb_device *dev, wMaxPacketSize); debug("if %d, ep %d\n", ifno, epno); break; + case USB_DT_SS_ENDPOINT_COMP: + if_desc = &dev->config.if_desc[ifno]; + memcpy(&if_desc->ss_ep_comp_desc[epno], + &buffer[index], buffer[index]); + break; default: if (head->bLength == 0) return 1; diff --git a/common/usb_hub.c b/common/usb_hub.c index ab41943..1e225e6 100644 --- a/common/usb_hub.c +++ b/common/usb_hub.c @@ -165,7 +165,9 @@ static struct usb_hub_device *usb_hub_allocate(void) static inline char *portspeed(int portstatus) { - if (portstatus & (1 << USB_PORT_FEAT_HIGHSPEED)) + if (portstatus & (1 << USB_PORT_FEAT_SUPERSPEED)) + return "5 Gb/s"; + else if (portstatus & (1 << USB_PORT_FEAT_HIGHSPEED)) return "480 Mb/s"; else if (portstatus & (1 << USB_PORT_FEAT_LOWSPEED)) return "1.5 Mb/s"; @@ -268,7 +270,9 @@ void usb_hub_port_connect_change(struct usb_device *dev, int port) /* Allocate a new device struct for it */ usb = usb_alloc_new_device(dev->controller); - if (portstatus & USB_PORT_STAT_HIGH_SPEED) + if (portstatus & USB_PORT_STAT_SUPER_SPEED) + usb->speed = USB_SPEED_SUPER; + else if (portstatus & USB_PORT_STAT_HIGH_SPEED) usb->speed = USB_SPEED_HIGH; else if (portstatus & USB_PORT_STAT_LOW_SPEED) usb->speed = USB_SPEED_LOW; |