1 /*
2  * [origin: Linux kernel include/asm-arm/arch-at91/at91sam9261_matrix.h]
3  *
4  * Copyright (C) 2007 Atmel Corporation.
5  *
6  * Memory Controllers (MATRIX, EBI) - System peripherals registers.
7  * Based on AT91SAM9261 datasheet revision D.
8  *
9  * SPDX-License-Identifier:	GPL-2.0+
10  */
11 
12 #ifndef AT91SAM9261_MATRIX_H
13 #define AT91SAM9261_MATRIX_H
14 
15 #ifndef __ASSEMBLY__
16 
17 struct at91_matrix {
18 	u32	mcfg;	/* Master Configuration Registers */
19 	u32	scfg[5];	/* Slave Configuration Registers */
20 	u32	filler[6];
21 	u32	ebicsa;		/* EBI Chip Select Assignment Register */
22 };
23 #endif /* __ASSEMBLY__ */
24 
25 #define AT91_MATRIX_ULBT_INFINITE       (0 << 0)
26 #define AT91_MATRIX_ULBT_SINGLE         (1 << 0)
27 #define AT91_MATRIX_ULBT_FOUR           (2 << 0)
28 #define AT91_MATRIX_ULBT_EIGHT          (3 << 0)
29 #define AT91_MATRIX_ULBT_SIXTEEN        (4 << 0)
30 
31 #define AT91_MATRIX_DEFMSTR_TYPE_NONE   (0 << 16)
32 #define AT91_MATRIX_DEFMSTR_TYPE_LAST   (1 << 16)
33 #define AT91_MATRIX_DEFMSTR_TYPE_FIXED  (2 << 16)
34 #define AT91_MATRIX_FIXED_DEFMSTR_SHIFT 18
35 #define AT91_MATRIX_ARBT_ROUND_ROBIN    (0 << 24)
36 #define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
37 
38 #define AT91_MATRIX_M0PR_SHIFT          0
39 #define AT91_MATRIX_M1PR_SHIFT          4
40 #define AT91_MATRIX_M2PR_SHIFT          8
41 #define AT91_MATRIX_M3PR_SHIFT          12
42 #define AT91_MATRIX_M4PR_SHIFT          16
43 #define AT91_MATRIX_M5PR_SHIFT          20
44 
45 #define AT91_MATRIX_RCB0                (1 << 0)
46 #define AT91_MATRIX_RCB1                (1 << 1)
47 
48 #define AT91_MATRIX_CS1A_SDRAMC         (1 << 1)
49 #define AT91_MATRIX_CS3A_SMC_SMARTMEDIA (1 << 3)
50 #define AT91_MATRIX_CS4A_SMC_CF1        (1 << 4)
51 #define AT91_MATRIX_CS5A_SMC_CF2        (1 << 5)
52 #define AT91_MATRIX_DBPUC               (1 << 8)
53 #define AT91_MATRIX_VDDIOMSEL_1_8V      (0 << 16)
54 #define AT91_MATRIX_VDDIOMSEL_3_3V      (1 << 16)
55 
56 #endif
57