9
0
Fork 0
barebox/include/usb/ulpi.h

60 lines
2.2 KiB
C

#ifndef __MACH_ULPI_H
#define __MACH_ULPI_H
int ulpi_write(u8 bits, int reg, void __iomem *view);
int ulpi_set(u8 bits, int reg, void __iomem *view);
int ulpi_clear(u8 bits, int reg, void __iomem *view);
int ulpi_read(int reg, void __iomem *view);
int ulpi_setup(void __iomem *view, int on);
/* ULPI register addresses */
#define ULPI_VID_LOW 0x00 /* Vendor ID low */
#define ULPI_VID_HIGH 0x01 /* Vendor ID high */
#define ULPI_PID_LOW 0x02 /* Product ID low */
#define ULPI_PID_HIGH 0x03 /* Product ID high */
#define ULPI_FUNCTION_CTRL 0x04
#define ULPI_ITFCTL 0x07 /* Interface Control */
#define ULPI_OTGCTL 0x0A /* OTG Control */
/* add to above register address to access Set/Clear functions */
#define ULPI_REG_SET 0x01
#define ULPI_REG_CLEAR 0x02
/* Function Control */
#define ULPI_FC_XCVRSEL_MASK (3 << 0)
#define ULPI_FC_HIGH_SPEED (0 << 0)
#define ULPI_FC_FULL_SPEED (1 << 0)
#define ULPI_FC_LOW_SPEED (2 << 0)
#define ULPI_FC_FS4LS (3 << 0)
#define ULPI_FC_TERMSELECT (1 << 2)
#define ULPI_FC_OPMODE_MASK (3 << 3)
#define ULPI_FC_OPMODE_NORMAL (0 << 3)
#define ULPI_FC_OPMODE_NONDRIVING (1 << 3)
#define ULPI_FC_OPMODE_DISABLE_NRZI (2 << 3)
#define ULPI_FC_OPMODE_NOSYNC_NOEOP (3 << 3)
#define ULPI_FC_RESET (1 << 5)
#define ULPI_FC_SUSPENDM (1 << 6)
/* Interface Control */
#define ULPI_IFACE_6_PIN_SERIAL_MODE (1 << 0)
#define ULPI_IFACE_3_PIN_SERIAL_MODE (1 << 1)
#define ULPI_IFACE_CARKITMODE (1 << 2)
#define ULPI_IFACE_CLOCKSUSPENDM (1 << 3)
#define ULPI_IFACE_AUTORESUME (1 << 4)
#define ULPI_IFACE_EXTVBUS_COMPLEMENT (1 << 5)
#define ULPI_IFACE_PASSTHRU (1 << 6)
#define ULPI_IFACE_PROTECT_IFC_DISABLE (1 << 7)
/* ULPI OTG Control Register bits */
#define ULPI_OTG_USE_EXT_VBUS_IND (1 << 7) /* Use ext. Vbus indicator */
#define ULPI_OTG_DRV_VBUS_EXT (1 << 6) /* Drive Vbus external */
#define ULPI_OTG_DRV_VBUS (1 << 5) /* Drive Vbus */
#define ULPI_OTG_CHRG_VBUS (1 << 4) /* Charge Vbus */
#define ULPI_OTG_DISCHRG_VBUS (1 << 3) /* Discharge Vbus */
#define ULPI_OTG_DM_PULL_DOWN (1 << 2) /* enable DM Pull Down */
#define ULPI_OTG_DP_PULL_DOWN (1 << 1) /* enable DP Pull Down */
#define ULPI_OTG_ID_PULL_UP (1 << 0) /* enable ID Pull Up */
#endif /* __MACH_ULPI_H */