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Roland Stigge8b7c3b62012-04-29 16:47:04 +02001/*
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 */