diff options
Diffstat (limited to 'kernel/arch/arm/mach-imx/ehci.h')
| -rw-r--r-- | kernel/arch/arm/mach-imx/ehci.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-imx/ehci.h b/kernel/arch/arm/mach-imx/ehci.h new file mode 100644 index 000000000..0e060023d --- /dev/null +++ b/kernel/arch/arm/mach-imx/ehci.h @@ -0,0 +1,43 @@ +#ifndef __MACH_IMX_EHCI_H +#define __MACH_IMX_EHCI_H + +/* values for portsc field */ +#define MXC_EHCI_PHY_LOW_POWER_SUSPEND (1 << 23) +#define MXC_EHCI_FORCE_FS (1 << 24) +#define MXC_EHCI_UTMI_8BIT (0 << 28) +#define MXC_EHCI_UTMI_16BIT (1 << 28) +#define MXC_EHCI_SERIAL (1 << 29) +#define MXC_EHCI_MODE_UTMI (0 << 30) +#define MXC_EHCI_MODE_PHILIPS (1 << 30) +#define MXC_EHCI_MODE_ULPI (2 << 30) +#define MXC_EHCI_MODE_SERIAL (3 << 30) + +/* values for flags field */ +#define MXC_EHCI_INTERFACE_DIFF_UNI (0 << 0) +#define MXC_EHCI_INTERFACE_DIFF_BI (1 << 0) +#define MXC_EHCI_INTERFACE_SINGLE_UNI (2 << 0) +#define MXC_EHCI_INTERFACE_SINGLE_BI (3 << 0) +#define MXC_EHCI_INTERFACE_MASK (0xf) + +#define MXC_EHCI_POWER_PINS_ENABLED (1 << 5) +#define MXC_EHCI_PWR_PIN_ACTIVE_HIGH (1 << 6) +#define MXC_EHCI_OC_PIN_ACTIVE_LOW (1 << 7) +#define MXC_EHCI_TTL_ENABLED (1 << 8) + +#define MXC_EHCI_INTERNAL_PHY (1 << 9) +#define MXC_EHCI_IPPUE_DOWN (1 << 10) +#define MXC_EHCI_IPPUE_UP (1 << 11) +#define MXC_EHCI_WAKEUP_ENABLED (1 << 12) +#define MXC_EHCI_ITC_NO_THRESHOLD (1 << 13) + +#define MXC_USBCTRL_OFFSET 0 +#define MXC_USB_PHY_CTR_FUNC_OFFSET 0x8 +#define MXC_USB_PHY_CTR_FUNC2_OFFSET 0xc +#define MXC_USBH2CTRL_OFFSET 0x14 + +int mx25_initialize_usb_hw(int port, unsigned int flags); +int mx31_initialize_usb_hw(int port, unsigned int flags); +int mx35_initialize_usb_hw(int port, unsigned int flags); +int mx27_initialize_usb_hw(int port, unsigned int flags); + +#endif /* __MACH_IMX_EHCI_H */ |