return ret;
}
-/*
- Reset. Tries to perform platform-specific hardware
- reset first; falls back to software reset.
-*/
static int isp116x_reset(struct usb_hcd *hcd)
{
struct isp116x *isp116x = hcd_to_isp116x(hcd);
u16 clkrdy = 0;
int ret = 0, timeout = 15 /* ms */ ;
- if (isp116x->board && isp116x->board->reset) {
- /* Hardware reset */
- isp116x->board->reset(hcd->self.controller, 1);
- msleep(10);
- if (isp116x->board->clock)
- isp116x->board->clock(hcd->self.controller, 1);
- msleep(1);
- isp116x->board->reset(hcd->self.controller, 0);
- } else
- ret = isp116x_sw_reset(isp116x);
-
+ ret = isp116x_sw_reset(isp116x);
if (ret)
return ret;
ERR("Clock not ready after 20ms\n");
/* After sw_reset the clock won't report to be ready, if
H_WAKEUP pin is high. */
- if (!isp116x->board || !isp116x->board->reset)
- ERR("The driver does not support hardware wakeup.\n");
- ERR("Please make sure that the H_WAKEUP pin "
- "is pulled low!\n");
+ ERR("Please make sure that the H_WAKEUP pin is pulled low!\n");
ret = -ENODEV;
}
return ret;
isp116x_write_reg32(isp116x, HCRHSTATUS, RH_HS_LPS);
spin_unlock_irqrestore(&isp116x->lock, flags);
- /* Put the chip into reset state */
- if (isp116x->board && isp116x->board->reset)
- isp116x->board->reset(hcd->self.controller, 0);
- else
- isp116x_sw_reset(isp116x);
-
- /* Stop the clock */
- if (isp116x->board && isp116x->board->clock)
- isp116x->board->clock(hcd->self.controller, 0);
+ isp116x_sw_reset(isp116x);
}
/*
if (board->sel15Kres)
val |= HCHWCFG_15KRSEL;
/* Remote wakeup won't work without working clock */
- if (board->clknotstop || board->remote_wakeup_enable)
+ if (board->remote_wakeup_enable)
val |= HCHWCFG_CLKNOTSTOP;
if (board->oc_enable)
val |= HCHWCFG_ANALOG_OC;
isp116x_write_reg16(isp116x, HCHWCFG, val);
/* ----- Root hub conf */
- val = 0;
- /* AN10003_1.pdf recommends NPS to be always 1 */
- if (board->no_power_switching)
- val |= RH_A_NPS;
- if (board->power_switching_mode)
- val |= RH_A_PSM;
- if (board->potpg)
- val |= (board->potpg << 24) & RH_A_POTPGT;
- else
- val |= (25 << 24) & RH_A_POTPGT;
+ val = (25 << 24) & RH_A_POTPGT;
+ /* AN10003_1.pdf recommends RH_A_NPS (no power switching) to
+ be always set. Yet, instead, we request individual port
+ power switching. */
+ val |= RH_A_PSM;
+ /* Report overcurrent per port */
+ val |= RH_A_OCPM;
isp116x_write_reg32(isp116x, HCRHDESCA, val);
isp116x->rhdesca = isp116x_read_reg32(isp116x, HCRHDESCA);
/* Go operational */
val = HCCONTROL_USB_OPER;
- /* Remote wakeup connected - NOT SUPPORTED */
- /* if (board->remote_wakeup_connected)
- val |= HCCONTROL_RWC; */
if (board->remote_wakeup_enable)
val |= HCCONTROL_RWE;
isp116x_write_reg32(isp116x, HCCONTROL, val);