/*
* NXP ISP1301 USB transceiver driver
*
* Copyright (C) 2012 Roland Stigge <[email protected]>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/

#ifndef __LINUX_USB_ISP1301_H
#define __LINUX_USB_ISP1301_H

#include <linux/of.h>

/* I2C Register definitions: */

#define ISP1301_I2C_MODE_CONTROL_1 0x04 /* u8 read, set, +1 clear */

#define MC1_SPEED_REG (1 << 0)
#define MC1_SUSPEND_REG (1 << 1)
#define MC1_DAT_SE0 (1 << 2)
#define MC1_TRANSPARENT (1 << 3)
#define MC1_BDIS_ACON_EN (1 << 4)
#define MC1_OE_INT_EN (1 << 5)
#define MC1_UART_EN (1 << 6)
#define MC1_MASK 0x7f

#define ISP1301_I2C_MODE_CONTROL_2 0x12 /* u8 read, set, +1 clear */

#define MC2_GLOBAL_PWR_DN (1 << 0)
#define MC2_SPD_SUSP_CTRL (1 << 1)
#define MC2_BI_DI (1 << 2)
#define MC2_TRANSP_BDIR0 (1 << 3)
#define MC2_TRANSP_BDIR1 (1 << 4)
#define MC2_AUDIO_EN (1 << 5)
#define MC2_PSW_EN (1 << 6)
#define MC2_EN2V7 (1 << 7)

#define ISP1301_I2C_OTG_CONTROL_1 0x06 /* u8 read, set, +1 clear */

#define OTG1_DP_PULLUP (1 << 0)
#define OTG1_DM_PULLUP (1 << 1)
#define OTG1_DP_PULLDOWN (1 << 2)
#define OTG1_DM_PULLDOWN (1 << 3)
#define OTG1_ID_PULLDOWN (1 << 4)
#define OTG1_VBUS_DRV (1 << 5)
#define OTG1_VBUS_DISCHRG (1 << 6)
#define OTG1_VBUS_CHRG (1 << 7)

#define ISP1301_I2C_OTG_CONTROL_2 0x10 /* u8 readonly */

#define OTG_B_SESS_END (1 << 6)
#define OTG_B_SESS_VLD (1 << 7)

#define ISP1301_I2C_INTERRUPT_SOURCE 0x8
#define ISP1301_I2C_INTERRUPT_LATCH 0xA
#define ISP1301_I2C_INTERRUPT_FALLING 0xC
#define ISP1301_I2C_INTERRUPT_RISING 0xE

#define INT_VBUS_VLD (1 << 0)
#define INT_SESS_VLD (1 << 1)
#define INT_DP_HI (1 << 2)
#define INT_ID_GND (1 << 3)
#define INT_DM_HI (1 << 4)
#define INT_ID_FLOAT (1 << 5)
#define INT_BDIS_ACON (1 << 6)
#define INT_CR_INT (1 << 7)

#define ISP1301_I2C_REG_CLEAR_ADDR 1 /* Register Address Modifier */

struct i2c_client *isp1301_get_client(struct device_node *node);

#endif /* __LINUX_USB_ISP1301_H */