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rk292x: usb: totally reset inno usb phy

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This commit is contained in:
lyz
2013-04-01 11:31:31 +08:00
parent 628069e646
commit 8ee4d5753d
1 changed files with 38 additions and 11 deletions
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49
drivers/usb/dwc_otg/usbdev_rk2928.c
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@@ -131,15 +131,41 @@ void usb20otg_phy_suspend(void* pdata, int suspend)
void usb20otg_soft_reset(void)
{
#if 1
cru_set_soft_reset(SOFT_RST_USBOTG0, true);
cru_set_soft_reset(SOFT_RST_USBPHY0, true);
cru_set_soft_reset(SOFT_RST_OTGC0, true);
udelay(1);
printk("~~~~~~~~~~usb20otg_soft_reset\n");
//phy reset
*(unsigned int*)(USBGRF_UOC0_CON5) = 0x00030001;
*(unsigned int*)(USBGRF_UOC1_CON5) = 0x00030001;
cru_set_soft_reset(SOFT_RST_USBOTG0, false);
cru_set_soft_reset(SOFT_RST_USBPHY0, false);
cru_set_soft_reset(SOFT_RST_OTGC0, false);
mdelay(1);
cru_set_soft_reset(SOFT_RST_USBPOR, true);
cru_set_soft_reset(SOFT_RST_UTMI0, true);
cru_set_soft_reset(SOFT_RST_UTMI1, true);
udelay(15);
*(unsigned int*)(USBGRF_UOC0_CON5) = 0x00030002;
*(unsigned int*)(USBGRF_UOC1_CON5) = 0x00030002;
udelay(1500);
cru_set_soft_reset(SOFT_RST_USBPOR, false);
udelay(2);
cru_set_soft_reset(SOFT_RST_UTMI0, false);
cru_set_soft_reset(SOFT_RST_UTMI1, false);
//ctrler reset
cru_set_soft_reset(SOFT_RST_OTGC0, true);
cru_set_soft_reset(SOFT_RST_OTGC1, true);
udelay(2);
cru_set_soft_reset(SOFT_RST_USBOTG0, true);
cru_set_soft_reset(SOFT_RST_USBOTG1, true);
udelay(2);
cru_set_soft_reset(SOFT_RST_OTGC0,false);
cru_set_soft_reset(SOFT_RST_OTGC1,false);
cru_set_soft_reset(SOFT_RST_USBOTG0,false);
cru_set_soft_reset(SOFT_RST_USBOTG1,false);
#endif
}
void usb20otg_clock_init(void* pdata)
@@ -287,14 +313,15 @@ void usb20host_phy_suspend(void* pdata, int suspend)
}
void usb20host_soft_reset(void)
{
#if 1
#if 0
cru_set_soft_reset(SOFT_RST_USBOTG1, true);
cru_set_soft_reset(SOFT_RST_USBPHY1, true);
//cru_set_soft_reset(SOFT_RST_USBPHY1, true);
cru_set_soft_reset(SOFT_RST_OTGC1, true);
udelay(1);
cru_set_soft_reset(SOFT_RST_USBOTG1, false);
cru_set_soft_reset(SOFT_RST_USBPHY1, false);
//cru_set_soft_reset(SOFT_RST_USBPHY1, false);
cru_set_soft_reset(SOFT_RST_OTGC1, false);
mdelay(1);
#endif