1 /*
2  * [origin: Linux kernel include/asm-arm/arch-at91/at91sam9263_matrix.h]
3  *
4  *  Copyright (C) 2006 Atmel Corporation.
5  *
6  * Memory Controllers (MATRIX, EBI) - System peripherals registers.
7  * Based on AT91SAM9263 datasheet revision B (Preliminary).
8  *
9  * SPDX-License-Identifier:	GPL-2.0+
10  */
11 
12 #ifndef AT91SAM9263_MATRIX_H
13 #define AT91SAM9263_MATRIX_H
14 
15 #ifndef __ASSEMBLY__
16 
17 /*
18  * This struct defines access to the matrix' maximum of
19  * 16 masters and 16 slaves.
20  * Note: not all masters/slaves are available
21  */
22 struct at91_matrix {
23 	u32	mcfg[16];	/* Master Configuration Registers */
24 	u32	scfg[16];	/* Slave Configuration Registers */
25 	u32	pras[16][2];	/* Priority Assignment Slave Registers */
26 	u32	mrcr;		/* Master Remap Control Register */
27 	u32	filler[0x06];
28 	u32	ebicsa;		/* EBI Chip Select Assignment Register */
29 };
30 
31 #endif /* __ASSEMBLY__ */
32 
33 #define AT91_MATRIX_ULBT_INFINITE	(0 << 0)
34 #define AT91_MATRIX_ULBT_SINGLE		(1 << 0)
35 #define AT91_MATRIX_ULBT_FOUR		(2 << 0)
36 #define AT91_MATRIX_ULBT_EIGHT		(3 << 0)
37 #define AT91_MATRIX_ULBT_SIXTEEN	(4 << 0)
38 
39 #define AT91_MATRIX_DEFMSTR_TYPE_NONE	(0 << 16)
40 #define AT91_MATRIX_DEFMSTR_TYPE_LAST	(1 << 16)
41 #define AT91_MATRIX_DEFMSTR_TYPE_FIXED	(2 << 16)
42 #define AT91_MATRIX_FIXED_DEFMSTR_SHIFT	18
43 #define AT91_MATRIX_ARBT_ROUND_ROBIN	(0 << 24)
44 #define AT91_MATRIX_ARBT_FIXED_PRIORITY	(1 << 24)
45 
46 #define AT91_MATRIX_M0PR_SHIFT		0
47 #define AT91_MATRIX_M1PR_SHIFT		4
48 #define AT91_MATRIX_M2PR_SHIFT		8
49 #define AT91_MATRIX_M3PR_SHIFT		12
50 #define AT91_MATRIX_M4PR_SHIFT		16
51 #define AT91_MATRIX_M5PR_SHIFT		20
52 
53 #define AT91_MATRIX_RCB0		(1 << 0)
54 #define AT91_MATRIX_RCB1		(1 << 1)
55 
56 #define AT91_MATRIX_CS1A_SDRAMC		(1 << 1)
57 #define AT91_MATRIX_CS3A_SMC_SMARTMEDIA	(1 << 3)
58 #define AT91_MATRIX_CS4A_SMC_CF1	(1 << 4)
59 #define AT91_MATRIX_CS5A_SMC_CF2	(1 << 5)
60 #define AT91_MATRIX_DBPUC		(1 << 8)
61 #define AT91_MATRIX_VDDIOMSEL_1_8V	(0 << 16)
62 #define AT91_MATRIX_VDDIOMSEL_3_3V	(1 << 16)
63 
64 #endif
65