diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/ehci-uniphier.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/usb/host/ehci-uniphier.c b/drivers/usb/host/ehci-uniphier.c index 68959efb20..b5ec296918 100644 --- a/drivers/usb/host/ehci-uniphier.c +++ b/drivers/usb/host/ehci-uniphier.c @@ -7,8 +7,9 @@ #include <common.h> #include <linux/err.h> +#include <asm/io.h> #include <usb.h> -#include <mach/ehci-uniphier.h> +#include <mach/mio-regs.h> #include <fdtdec.h> #include "ehci.h" @@ -35,6 +36,18 @@ static int get_uniphier_ehci_base(int index, struct ehci_hccr **base) return -ENODEV; /* not found */ } +static void uniphier_ehci_reset(int index, int on) +{ + u32 tmp; + + tmp = readl(MIO_USB_RSTCTRL(index)); + if (on) + tmp &= ~MIO_USB_RSTCTRL_XRST; + else + tmp |= MIO_USB_RSTCTRL_XRST; + writel(tmp, MIO_USB_RSTCTRL(index)); +} + int ehci_hcd_init(int index, enum usb_init_type init, struct ehci_hccr **hccr, struct ehci_hcor **hcor) { |