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Tom Rini83d290c2018-05-06 17:58:06 -04001/* SPDX-License-Identifier: GPL-2.0+ */
Macpaul Lin4bb87d22011-04-26 00:25:23 +00002/*
3 * Copyright (C) 2011 Andes Technology Corporation
4 * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
Macpaul Lin4bb87d22011-04-26 00:25:23 +00005 */
6
7/* FTAHBC020S - AHB Controller (Arbiter/Decoder) definitions */
8#ifndef __FTAHBC020S_H
9#define __FTAHBC202S_H
10
11/* Registers Offsets */
12
13/*
14 * AHB Slave BSR, offset: n * 4, n=0~31
15 */
16#ifndef __ASSEMBLY__
17struct ftahbc02s {
18 unsigned int s_bsr[32]; /* 0x00-0x7c - Slave n Base/Size Reg */
19 unsigned int pcr; /* 0x80 - Priority Ctrl Reg */
20 unsigned int tcrg; /* 0x84 - Transfer Ctrl Reg */
21 unsigned int cr; /* 0x88 - Ctrl Reg */
22};
23#endif /* __ASSEMBLY__ */
24
25/*
26 * FTAHBC020S_SLAVE_BSR - Slave n Base / Size Register
27 */
28#define FTAHBC020S_SLAVE_BSR_BASE(x) (((x) & 0xfff) << 20)
29#define FTAHBC020S_SLAVE_BSR_SIZE(x) (((x) & 0xf) << 16)
30/* The value of b(16:19)SLAVE_BSR_SIZE: 1M-2048M, must be power of 2 */
31#define FTAHBC020S_BSR_SIZE(x) (ffs(x) - 1) /* size of Addr Space */
32
33/*
34 * FTAHBC020S_PCR - Priority Control Register
35 */
36#define FTAHBC020S_PCR_PLEVEL_(x) (1 << (x)) /* x: 1-15 */
37
38/*
39 * FTAHBC020S_CR - Interrupt Control Register
40 */
41#define FTAHBC020S_CR_INTSTS (1 << 24)
42#define FTAHBC020S_CR_RESP(x) (((x) & 0x3) << 20)
43#define FTAHBC020S_CR_INTSMASK (1 << 16)
44#define FTAHBC020S_CR_REMAP (1 << 0)
45
46#endif /* __FTAHBC020S_H */