diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2013-10-19 23:24:03 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2013-10-19 23:24:03 +0200 |
| commit | b41fb43911b4cb864812adec88d028cc6219f23e (patch) | |
| tree | f383de554dc3640ec3081ad41fa34f7cab68de82 /drivers/usb/musb/musb_virthub.c | |
| parent | 0963d59bc0bbed48b06733950f5eb167e9b9a8fa (diff) | |
| parent | 31d141e3a666269a3b6fcccddb0351caf7454240 (diff) | |
| download | linux-b41fb43911b4cb864812adec88d028cc6219f23e.tar.bz2 | |
Merge tag 'v3.12-rc6' into devel
Linux 3.12-rc6
Conflicts:
drivers/gpio/gpio-lynxpoint.c
Diffstat (limited to 'drivers/usb/musb/musb_virthub.c')
| -rw-r--r-- | drivers/usb/musb/musb_virthub.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/drivers/usb/musb/musb_virthub.c b/drivers/usb/musb/musb_virthub.c index a523950c2b32..d1d6b83aabca 100644 --- a/drivers/usb/musb/musb_virthub.c +++ b/drivers/usb/musb/musb_virthub.c @@ -44,52 +44,6 @@ #include "musb_core.h" -/* -* Program the HDRC to start (enable interrupts, dma, etc.). -*/ -static void musb_start(struct musb *musb) -{ - void __iomem *regs = musb->mregs; - u8 devctl = musb_readb(regs, MUSB_DEVCTL); - - dev_dbg(musb->controller, "<== devctl %02x\n", devctl); - - /* Set INT enable registers, enable interrupts */ - musb->intrtxe = musb->epmask; - musb_writew(regs, MUSB_INTRTXE, musb->intrtxe); - musb->intrrxe = musb->epmask & 0xfffe; - musb_writew(regs, MUSB_INTRRXE, musb->intrrxe); - musb_writeb(regs, MUSB_INTRUSBE, 0xf7); - - musb_writeb(regs, MUSB_TESTMODE, 0); - - /* put into basic highspeed mode and start session */ - musb_writeb(regs, MUSB_POWER, MUSB_POWER_ISOUPDATE - | MUSB_POWER_HSENAB - /* ENSUSPEND wedges tusb */ - /* | MUSB_POWER_ENSUSPEND */ - ); - - musb->is_active = 0; - devctl = musb_readb(regs, MUSB_DEVCTL); - devctl &= ~MUSB_DEVCTL_SESSION; - - /* session started after: - * (a) ID-grounded irq, host mode; - * (b) vbus present/connect IRQ, peripheral mode; - * (c) peripheral initiates, using SRP - */ - if (musb->port_mode != MUSB_PORT_MODE_HOST && - (devctl & MUSB_DEVCTL_VBUS) == MUSB_DEVCTL_VBUS) { - musb->is_active = 1; - } else { - devctl |= MUSB_DEVCTL_SESSION; - } - - musb_platform_enable(musb); - musb_writeb(regs, MUSB_DEVCTL, devctl); -} - static void musb_port_suspend(struct musb *musb, bool do_suspend) { struct usb_otg *otg = musb->xceiv->otg; |