xref: /OK3568_Linux_fs/u-boot/include/faraday/ftahbc020s.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (C) 2011 Andes Technology Corporation
3*4882a593Smuzhiyun  * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun /* FTAHBC020S - AHB Controller (Arbiter/Decoder) definitions */
9*4882a593Smuzhiyun #ifndef __FTAHBC020S_H
10*4882a593Smuzhiyun #define __FTAHBC202S_H
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun /* Registers Offsets */
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun /*
15*4882a593Smuzhiyun  * AHB Slave BSR, offset: n * 4, n=0~31
16*4882a593Smuzhiyun  */
17*4882a593Smuzhiyun #ifndef __ASSEMBLY__
18*4882a593Smuzhiyun struct ftahbc02s {
19*4882a593Smuzhiyun 	unsigned int	s_bsr[32];	/* 0x00-0x7c - Slave n Base/Size Reg */
20*4882a593Smuzhiyun 	unsigned int	pcr;		/* 0x80	- Priority Ctrl Reg */
21*4882a593Smuzhiyun 	unsigned int	tcrg;		/* 0x84	- Transfer Ctrl Reg */
22*4882a593Smuzhiyun 	unsigned int	cr;		/* 0x88	- Ctrl Reg */
23*4882a593Smuzhiyun };
24*4882a593Smuzhiyun #endif /* __ASSEMBLY__ */
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun /*
27*4882a593Smuzhiyun  * FTAHBC020S_SLAVE_BSR - Slave n Base / Size Register
28*4882a593Smuzhiyun  */
29*4882a593Smuzhiyun #define FTAHBC020S_SLAVE_BSR_BASE(x)	(((x) & 0xfff) << 20)
30*4882a593Smuzhiyun #define FTAHBC020S_SLAVE_BSR_SIZE(x)	(((x) & 0xf) << 16)
31*4882a593Smuzhiyun /* The value of b(16:19)SLAVE_BSR_SIZE: 1M-2048M, must be power of 2 */
32*4882a593Smuzhiyun #define FTAHBC020S_BSR_SIZE(x)		(ffs(x) - 1)	/* size of Addr Space */
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun /*
35*4882a593Smuzhiyun  * FTAHBC020S_PCR - Priority Control Register
36*4882a593Smuzhiyun  */
37*4882a593Smuzhiyun #define FTAHBC020S_PCR_PLEVEL_(x)	(1 << (x))	/* x: 1-15 */
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun /*
40*4882a593Smuzhiyun  * FTAHBC020S_CR - Interrupt Control Register
41*4882a593Smuzhiyun  */
42*4882a593Smuzhiyun #define FTAHBC020S_CR_INTSTS	(1 << 24)
43*4882a593Smuzhiyun #define FTAHBC020S_CR_RESP(x)	(((x) & 0x3) << 20)
44*4882a593Smuzhiyun #define FTAHBC020S_CR_INTSMASK	(1 << 16)
45*4882a593Smuzhiyun #define FTAHBC020S_CR_REMAP	(1 << 0)
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun #endif	/* __FTAHBC020S_H */
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