xref: /netbsd-src/sys/arch/arm/nvidia/tegra_cecreg.h (revision ab82ac0e7d33215b8ceea2d0425299327e7e8128)
1 /* $NetBSD: tegra_cecreg.h,v 1.1 2015/08/01 21:20:11 jmcneill Exp $ */
2 
3 /*-
4  * Copyright (c) 2015 Jared D. McNeill <jmcneill@invisible.ca>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #ifndef _ARM_TEGRA_CECREG_H
30 #define _ARM_TEGRA_CECREG_H
31 
32 #define CEC_SW_CONTROL_REG			0x00
33 #define CEC_SW_CONTROL_MODE			__BIT(31)
34 #define CEC_SW_CONTROL_FILTERED_RX_DATA_PIN	__BIT(4)
35 #define CEC_SW_CONTROL_RAW_INPUT_DATA_PIN	__BIT(0)
36 
37 #define CEC_HW_CONTROL_REG			0x04
38 #define CEC_HW_CONTROL_TX_RX_MODE		__BIT(31)
39 #define CEC_HW_CONTROL_FAST_SIM_MODE		__BIT(30)
40 #define CEC_HW_CONTROL_TX_NAK_MODE		__BIT(24)
41 #define CEC_HW_CONTROL_RX_NAK_MODE		__BIT(16)
42 #define CEC_HW_CONTROL_RX_SNOOP			__BIT(15)
43 #define CEC_HW_CONTROL_RX_LOGICAL_ADDRS		__BITS(14,0)
44 
45 #define CEC_INPUT_FILTER_REG			0x08
46 #define CEC_INPUT_FILTER_MODE			__BIT(31)
47 #define CEC_INPUT_FILTER_FIFO_LENGTH		__BITS(5,0)
48 
49 #define CEC_SPARE_REG				0x0c
50 
51 #define CEC_TX_REGISTER_REG			0x10
52 #define CEC_TX_REGISTER_RETRY_FRAME		__BIT(17)
53 #define CEC_TX_REGISTER_GENERATE_START_BIT	__BIT(16)
54 #define CEC_TX_REGISTER_ADDRESS_MODE		__BIT(12)
55 #define CEC_TX_REGISTER_EOM			__BIT(8)
56 #define CEC_TX_REGISTER_DATA			__BITS(7,0)
57 
58 #define CEC_RX_REGISTER_REG			0x14
59 #define CEC_RX_REGISTER_ACK			__BIT(9)
60 #define CEC_RX_REGISTER_EOM			__BIT(8)
61 #define CEC_RX_REGISTER_DATA			__BITS(7,0)
62 
63 #define CEC_RX_TIMING_0_REG			0x18
64 #define CEC_RX_TIMING_1_REG			0x1c
65 #define CEC_RX_TIMING_2_REG			0x20
66 #define CEC_TX_TIMING_0_REG			0x24
67 #define CEC_TX_TIMING_1_REG			0x28
68 #define CEC_TX_TIMING_2_REG			0x2c
69 
70 #define CEC_INT_STAT_REG			0x30
71 #define CEC_INT_MASK_REG			0x34
72 #define CEC_INT_FILTERED_RX_DATA_PIN_TRANSITION_L2H __BIT(14)
73 #define CEC_INT_FILTERED_RX_DATA_PIN_TRANSITION_H2L __BIT(13)
74 #define CEC_INT_RX_BUS_ERROR_DETECTED		__BIT(12)
75 #define CEC_INT_RX_BUS_ANOMALY_DETECTED		__BIT(11)
76 #define CEC_INT_RX_START_BIT_DETECTED		__BIT(10)
77 #define CEC_INT_RX_REGISTER_OVERRUN		__BIT(9)
78 #define CEC_INT_RX_REGISTER_FULL		__BIT(8)
79 #define CEC_INT_TX_FRAME_TRANSMITTED		__BIT(5)
80 #define CEC_INT_TX_BUS_ANOMALY_DETECTED		__BIT(4)
81 #define CEC_INT_TX_ARBITRATION_FAILED		__BIT(3)
82 #define CEC_INT_TX_FRAME_OR_BLOCK_NAKD		__BIT(2)
83 #define CEC_INT_TX_REGISTER_UNDERRUN		__BIT(1)
84 #define CEC_INT_TX_REGISTER_EMPTY		__BIT(0)
85 
86 #define CEC_HW_DEBUG_RX_REG			0x38
87 #define CEC_HW_DEBUG_TX_REG			0x3c
88 #define CEC_HW_SPARE_0_REG			0x40
89 
90 #endif /* _ARM_TEGRA_CECREG_H */
91