xref: /netbsd-src/sys/arch/arm/sunxi/sunxi_rsb.h (revision 39a2682b32e95271e12a1ca3ef8894fe0cd6bb1e)
1 /* $NetBSD: sunxi_rsb.h,v 1.1 2017/07/02 18:06:45 jmcneill Exp $ */
2 
3 /*-
4  * Copyright (c) 2017 Jared 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_SUNXI_RSB_H
30 #define _ARM_SUNXI_RSB_H
31 
32 #define RSB_CTRL_REG			0x0000
33 #define  RSB_CTRL_START_TRANS		__BIT(7)
34 #define  RSB_CTRL_ABORT_TRANS		__BIT(6)
35 #define  RSB_CTRL_GLOBAL_INT_ENB	__BIT(1)
36 #define  RSB_CTRL_SOFT_RESET		__BIT(0)
37 #define RSB_CCR_REG			0x0004
38 #define  RSB_CCR_SDA_ODLY		__BITS(10,8)
39 #define  RSB_CCR_CLK_DIV		__BITS(7,0)
40 #define RSB_INTE_REG			0x0008
41 #define  RSB_INTE_LOAD_BSY_ENB		__BIT(2)
42 #define  RSB_INTE_TRANS_ERR_ENB		__BIT(1)
43 #define  RSB_INTE_TRANS_OVER_ENB	__BIT(0)
44 #define RSB_STAT_REG			0x000c
45 #define  RSB_STAT_TRANS_ERR_ID		__BITS(15,8)
46 #define  RSB_STAT_LOAD_BSY		__BIT(2)
47 #define  RSB_STAT_TRANS_ERR		__BIT(1)
48 #define  RSB_STAT_TRANS_OVER		__BIT(0)
49 #define  RSB_STAT_MASK		\
50 	(RSB_STAT_LOAD_BSY |	\
51 	 RSB_STAT_TRANS_ERR |	\
52 	 RSB_STAT_TRANS_OVER)
53 #define RSB_DADDR0_REG			0x0010
54 #define RSB_DADDR1_REG			0x0014
55 #define RSB_DLEN_REG			0x0018
56 #define  RSB_DLEN_READ_WRITE_FLAG	__BIT(4)
57 #define  RSB_DLEN_ACCESS_LENGTH		__BITS(2,0)
58 #define RSB_DATA0_REG			0x001c
59 #define RSB_DATA1_REG			0x0020
60 #define RSB_LCR_REG			0x0024
61 #define  RSB_LCR_SCL_STATE		__BIT(5)
62 #define  RSB_LCR_SDA_STATE		__BIT(4)
63 #define  RSB_LCR_SCL_CTL		__BIT(3)
64 #define  RSB_LCR_SCL_CTL_EN		__BIT(2)
65 #define  RSB_LCR_SDA_CTL		__BIT(1)
66 #define  RSB_LCR_SDA_CTL_EN		__BIT(0)
67 #define RSB_PMCR_REG			0x0028
68 #define  RSB_PMCR_PMU_INIT_SEND		__BIT(31)
69 #define  RSB_PMCR_PMU_INIT_DATA		__BITS(23,16)
70 #define  RSB_PMCR_PMU_MODE_CTRL_REG_ADDR __BITS(15,8)
71 #define  RSB_PMCR_PMU_DEVICE_ADDR	__BITS(7,0)
72 #define RSB_CMD_REG			0x002c
73 #define  RSB_CMD_IDX			__BITS(7,0)
74 #define   RSB_CMD_IDX_SRTA		0xe8
75 #define   RSB_CMD_IDX_RD8		0x8b
76 #define   RSB_CMD_IDX_RD16		0x9c
77 #define   RSB_CMD_IDX_RD32		0xa6
78 #define   RSB_CMD_IDX_WR8		0x4e
79 #define   RSB_CMD_IDX_WR16		0x59
80 #define   RSB_CMD_IDX_WR32		0x63
81 #define RSB_DAR_REG			0x0030
82 #define  RSB_DAR_RTA			__BITS(23,16)
83 #define  RSB_DAR_DA			__BITS(15,0)
84 
85 #endif /* _ARM_SUNXI_RSB_H */
86