1/*
2 * NXP ISP1301 USB transceiver driver
3 *
4 * Copyright (C) 2012 Roland Stigge <stigge@antcom.de>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; version 2 of the License.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 * GNU General Public License for more details.
14 *
15 */
16
17#ifndef __LINUX_USB_ISP1301_H
18#define __LINUX_USB_ISP1301_H
19
20#include <linux/of.h>
21
22/* I2C Register definitions: */
23
24#define ISP1301_I2C_MODE_CONTROL_1	0x04	/* u8 read, set, +1 clear */
25
26#define MC1_SPEED_REG			(1 << 0)
27#define MC1_SUSPEND_REG			(1 << 1)
28#define MC1_DAT_SE0			(1 << 2)
29#define MC1_TRANSPARENT			(1 << 3)
30#define MC1_BDIS_ACON_EN		(1 << 4)
31#define MC1_OE_INT_EN			(1 << 5)
32#define MC1_UART_EN			(1 << 6)
33#define MC1_MASK			0x7f
34
35#define ISP1301_I2C_MODE_CONTROL_2	0x12	/* u8 read, set, +1 clear */
36
37#define MC2_GLOBAL_PWR_DN		(1 << 0)
38#define MC2_SPD_SUSP_CTRL		(1 << 1)
39#define MC2_BI_DI			(1 << 2)
40#define MC2_TRANSP_BDIR0		(1 << 3)
41#define MC2_TRANSP_BDIR1		(1 << 4)
42#define MC2_AUDIO_EN			(1 << 5)
43#define MC2_PSW_EN			(1 << 6)
44#define MC2_EN2V7			(1 << 7)
45
46#define ISP1301_I2C_OTG_CONTROL_1	0x06	/* u8 read, set, +1 clear */
47
48#define OTG1_DP_PULLUP			(1 << 0)
49#define OTG1_DM_PULLUP			(1 << 1)
50#define OTG1_DP_PULLDOWN		(1 << 2)
51#define OTG1_DM_PULLDOWN		(1 << 3)
52#define OTG1_ID_PULLDOWN		(1 << 4)
53#define OTG1_VBUS_DRV			(1 << 5)
54#define OTG1_VBUS_DISCHRG		(1 << 6)
55#define OTG1_VBUS_CHRG			(1 << 7)
56
57#define ISP1301_I2C_OTG_CONTROL_2	0x10	/* u8 readonly */
58
59#define OTG_B_SESS_END			(1 << 6)
60#define OTG_B_SESS_VLD			(1 << 7)
61
62#define ISP1301_I2C_INTERRUPT_SOURCE	0x8
63#define ISP1301_I2C_INTERRUPT_LATCH	0xA
64#define ISP1301_I2C_INTERRUPT_FALLING	0xC
65#define ISP1301_I2C_INTERRUPT_RISING	0xE
66
67#define INT_VBUS_VLD			(1 << 0)
68#define INT_SESS_VLD			(1 << 1)
69#define INT_DP_HI			(1 << 2)
70#define INT_ID_GND			(1 << 3)
71#define INT_DM_HI			(1 << 4)
72#define INT_ID_FLOAT			(1 << 5)
73#define INT_BDIS_ACON			(1 << 6)
74#define INT_CR_INT			(1 << 7)
75
76#define ISP1301_I2C_REG_CLEAR_ADDR	1	/* Register Address Modifier */
77
78struct i2c_client *isp1301_get_client(struct device_node *node);
79
80#endif /* __LINUX_USB_ISP1301_H */
81