int ehci_hcd_init(int index, enum usb_init_type init, struct ehci_hccr **hccr, struct ehci_hcor **hcor) { enum usb_init_type type; #if defined(CONFIG_MX6) u32 controller_spacing = 0x200; #elif defined(CONFIG_MX7) u32 controller_spacing = 0x10000; #endif struct usb_ehci *ehci = (struct usb_ehci *)(USB_BASE_ADDR + (controller_spacing * index)); int ret; if (index > 3) return -EINVAL; enable_usboh3_clk(1); mdelay(1); /* Do board specific initialization */ ret = board_ehci_hcd_init(index); if (ret) return ret; usb_power_config(index); usb_oc_config(index); #if defined(CONFIG_MX6) usb_internal_phy_clock_gate(index, 1); usb_phy_enable(index, ehci); #endif type = board_usb_phy_mode(index); *hccr = (struct ehci_hccr *)((uint32_t)&ehci->caplength); *hcor = (struct ehci_hcor *)((uint32_t)*hccr + HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase))); if ((type == init) || (type == USB_INIT_DEVICE)) board_ehci_power(index, (type == USB_INIT_DEVICE) ? 0 : 1); if (type != init) return -ENODEV; if (type == USB_INIT_DEVICE) return 0; setbits_le32(&ehci->usbmode, CM_HOST); writel(CONFIG_MXC_USB_PORTSC, &ehci->portsc); setbits_le32(&ehci->portsc, USB_EN); mdelay(10); return 0; }
int ehci_hcd_init(int index, enum usb_init_type init, struct ehci_hccr **hccr, struct ehci_hcor **hcor) { enum usb_init_type type; #if defined(CONFIG_MX6) u32 controller_spacing = 0x200; #elif defined(CONFIG_MX7) u32 controller_spacing = 0x10000; #endif struct usb_ehci *ehci = (struct usb_ehci *)(USB_BASE_ADDR + (controller_spacing * index)); int ret; if (index > 3) return -EINVAL; ret = ehci_mx6_common_init(ehci, index); if (ret) return ret; type = board_usb_phy_mode(index); if (hccr && hcor) { *hccr = (struct ehci_hccr *)((uint32_t)&ehci->caplength); *hcor = (struct ehci_hcor *)((uint32_t)*hccr + HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase))); } if ((type == init) || (type == USB_INIT_DEVICE)) board_ehci_power(index, (type == USB_INIT_DEVICE) ? 0 : 1); if (type != init) return -ENODEV; if (type == USB_INIT_DEVICE) return 0; setbits_le32(&ehci->usbmode, CM_HOST); writel(CONFIG_MXC_USB_PORTSC, &ehci->portsc); setbits_le32(&ehci->portsc, USB_EN); mdelay(10); return 0; }
int ehci_hcd_init(int index, enum usb_init_type init, struct ehci_hccr **hccr, struct ehci_hcor **hcor) { struct usb_ehci *ehci; enum usb_init_type type; int ret; if (index >= ARRAY_SIZE(nc_reg_bases)) return -EINVAL; ehci = (struct usb_ehci *)nc_reg_bases[index]; ret = ehci_vf_common_init(index); if (ret) return ret; *hccr = (struct ehci_hccr *)((uint32_t)&ehci->caplength); *hcor = (struct ehci_hcor *)((uint32_t)*hccr + HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase))); type = board_usb_phy_mode(index); if (type != init) return -ENODEV; if (init == USB_INIT_DEVICE) { setbits_le32(&ehci->usbmode, CM_DEVICE); writel((PORT_PTS_UTMI | PORT_PTS_PTW), &ehci->portsc); setbits_le32(&ehci->portsc, USB_EN); } else if (init == USB_INIT_HOST) { setbits_le32(&ehci->usbmode, CM_HOST); writel((PORT_PTS_UTMI | PORT_PTS_PTW), &ehci->portsc); setbits_le32(&ehci->portsc, USB_EN); } return 0; }