isp1301.h

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/*
 * 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 */