| 1 | // SPDX-License-Identifier: GPL-2.0 |
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| 2 | /* |
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| 3 | * NXP ISP1301 USB transceiver driver |
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| 4 | * |
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| 5 | * Copyright (C) 2012 Roland Stigge <stigge@antcom.de> |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef __LINUX_USB_ISP1301_H |
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| 9 | #define __LINUX_USB_ISP1301_H |
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| 10 | |
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| 11 | #include <linux/of.h> |
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| 12 | |
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| 13 | /* I2C Register definitions: */ |
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| 14 | |
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| 15 | #define ISP1301_I2C_MODE_CONTROL_1 0x04 /* u8 read, set, +1 clear */ |
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| 16 | |
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| 17 | #define MC1_SPEED_REG (1 << 0) |
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| 18 | #define MC1_SUSPEND_REG (1 << 1) |
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| 19 | #define MC1_DAT_SE0 (1 << 2) |
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| 20 | #define MC1_TRANSPARENT (1 << 3) |
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| 21 | #define MC1_BDIS_ACON_EN (1 << 4) |
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| 22 | #define MC1_OE_INT_EN (1 << 5) |
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| 23 | #define MC1_UART_EN (1 << 6) |
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| 24 | #define MC1_MASK 0x7f |
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| 25 | |
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| 26 | #define ISP1301_I2C_MODE_CONTROL_2 0x12 /* u8 read, set, +1 clear */ |
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| 27 | |
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| 28 | #define MC2_GLOBAL_PWR_DN (1 << 0) |
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| 29 | #define MC2_SPD_SUSP_CTRL (1 << 1) |
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| 30 | #define MC2_BI_DI (1 << 2) |
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| 31 | #define MC2_TRANSP_BDIR0 (1 << 3) |
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| 32 | #define MC2_TRANSP_BDIR1 (1 << 4) |
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| 33 | #define MC2_AUDIO_EN (1 << 5) |
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| 34 | #define MC2_PSW_EN (1 << 6) |
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| 35 | #define MC2_EN2V7 (1 << 7) |
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| 36 | |
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| 37 | #define ISP1301_I2C_OTG_CONTROL_1 0x06 /* u8 read, set, +1 clear */ |
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| 38 | |
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| 39 | #define OTG1_DP_PULLUP (1 << 0) |
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| 40 | #define OTG1_DM_PULLUP (1 << 1) |
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| 41 | #define OTG1_DP_PULLDOWN (1 << 2) |
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| 42 | #define OTG1_DM_PULLDOWN (1 << 3) |
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| 43 | #define OTG1_ID_PULLDOWN (1 << 4) |
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| 44 | #define OTG1_VBUS_DRV (1 << 5) |
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| 45 | #define OTG1_VBUS_DISCHRG (1 << 6) |
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| 46 | #define OTG1_VBUS_CHRG (1 << 7) |
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| 47 | |
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| 48 | #define ISP1301_I2C_OTG_CONTROL_2 0x10 /* u8 readonly */ |
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| 49 | |
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| 50 | #define OTG_B_SESS_END (1 << 6) |
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| 51 | #define OTG_B_SESS_VLD (1 << 7) |
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| 52 | |
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| 53 | #define ISP1301_I2C_INTERRUPT_SOURCE 0x8 |
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| 54 | #define ISP1301_I2C_INTERRUPT_LATCH 0xA |
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| 55 | #define ISP1301_I2C_INTERRUPT_FALLING 0xC |
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| 56 | #define ISP1301_I2C_INTERRUPT_RISING 0xE |
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| 57 | |
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| 58 | #define INT_VBUS_VLD (1 << 0) |
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| 59 | #define INT_SESS_VLD (1 << 1) |
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| 60 | #define INT_DP_HI (1 << 2) |
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| 61 | #define INT_ID_GND (1 << 3) |
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| 62 | #define INT_DM_HI (1 << 4) |
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| 63 | #define INT_ID_FLOAT (1 << 5) |
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| 64 | #define INT_BDIS_ACON (1 << 6) |
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| 65 | #define INT_CR_INT (1 << 7) |
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| 66 | |
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| 67 | #define ISP1301_I2C_REG_CLEAR_ADDR 1 /* Register Address Modifier */ |
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| 68 | |
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| 69 | struct i2c_client *isp1301_get_client(struct device_node *node); |
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| 70 | |
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| 71 | #endif /* __LINUX_USB_ISP1301_H */ |
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| 72 | |
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