From 23b0e6946b9794266a2b699030b7b75c3fffb81d Mon Sep 17 00:00:00 2001 From: Vipin KUMAR Date: Tue, 6 Mar 2012 23:39:39 +0000 Subject: USB:gadget:designware Support high speed This patch adds the support for usb device high speed for designware peripheral. Signed-off-by: Vipin Kumar Signed-off-by: Amit Virdi --- drivers/usb/gadget/designware_udc.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'drivers/usb/gadget') diff --git a/drivers/usb/gadget/designware_udc.c b/drivers/usb/gadget/designware_udc.c index 3c20f3d003..205f54a52c 100644 --- a/drivers/usb/gadget/designware_udc.c +++ b/drivers/usb/gadget/designware_udc.c @@ -566,8 +566,13 @@ int udc_init(void) writel(~0x0, &udc_regs_p->dev_int_mask); writel(~0x0, &udc_regs_p->endp_int_mask); +#ifndef CONFIG_USBD_HS writel(DEV_CONF_FS_SPEED | DEV_CONF_REMWAKEUP | DEV_CONF_SELFPOW | DEV_CONF_PHYINT_16, &udc_regs_p->dev_conf); +#else + writel(DEV_CONF_HS_SPEED | DEV_CONF_REMWAKEUP | DEV_CONF_SELFPOW | + DEV_CONF_PHYINT_16, &udc_regs_p->dev_conf); +#endif writel(DEV_CNTL_SOFTDISCONNECT, &udc_regs_p->dev_cntl); @@ -577,6 +582,11 @@ int udc_init(void) return 0; } +int is_usbd_high_speed(void) +{ + return (readl(&udc_regs_p->dev_stat) & DEV_STAT_ENUM) ? 0 : 1; +} + /* * udc_setup_ep - setup endpoint * Associate a physical endpoint with endpoint_instance -- cgit v1.2.1