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1 /*
2  * AURORA shared L2 cache controller support
3  *
4  * Copyright (C) 2012 Marvell
5  *
6  * Yehuda Yitschak <yehuday@marvell.com>
7  * Gregory CLEMENT <gregory.clement@free-electrons.com>
8  *
9  * This file is licensed under the terms of the GNU General Public
10  * License version 2.  This program is licensed "as is" without any
11  * warranty of any kind, whether express or implied.
12  */
13 
14 #ifndef __ASM_ARM_HARDWARE_AURORA_L2_H
15 #define __ASM_ARM_HARDWARE_AURORA_L2_H
16 
17 #define AURORA_SYNC_REG		    0x700
18 #define AURORA_RANGE_BASE_ADDR_REG  0x720
19 #define AURORA_FLUSH_PHY_ADDR_REG   0x7f0
20 #define AURORA_INVAL_RANGE_REG	    0x774
21 #define AURORA_CLEAN_RANGE_REG	    0x7b4
22 #define AURORA_FLUSH_RANGE_REG	    0x7f4
23 
24 #define AURORA_ACR_REPLACEMENT_OFFSET	    27
25 #define AURORA_ACR_REPLACEMENT_MASK	     \
26 	(0x3 << AURORA_ACR_REPLACEMENT_OFFSET)
27 #define AURORA_ACR_REPLACEMENT_TYPE_WAYRR    \
28 	(0 << AURORA_ACR_REPLACEMENT_OFFSET)
29 #define AURORA_ACR_REPLACEMENT_TYPE_LFSR     \
30 	(1 << AURORA_ACR_REPLACEMENT_OFFSET)
31 #define AURORA_ACR_REPLACEMENT_TYPE_SEMIPLRU \
32 	(3 << AURORA_ACR_REPLACEMENT_OFFSET)
33 
34 #define AURORA_ACR_FORCE_WRITE_POLICY_OFFSET	0
35 #define AURORA_ACR_FORCE_WRITE_POLICY_MASK	\
36 	(0x3 << AURORA_ACR_FORCE_WRITE_POLICY_OFFSET)
37 #define AURORA_ACR_FORCE_WRITE_POLICY_DIS	\
38 	(0 << AURORA_ACR_FORCE_WRITE_POLICY_OFFSET)
39 #define AURORA_ACR_FORCE_WRITE_BACK_POLICY	\
40 	(1 << AURORA_ACR_FORCE_WRITE_POLICY_OFFSET)
41 #define AURORA_ACR_FORCE_WRITE_THRO_POLICY	\
42 	(2 << AURORA_ACR_FORCE_WRITE_POLICY_OFFSET)
43 
44 #define MAX_RANGE_SIZE		1024
45 
46 #define AURORA_WAY_SIZE_SHIFT	2
47 
48 #define AURORA_CTRL_FW		0x100
49 
50 /* chose a number outside L2X0_CACHE_ID_PART_MASK to be sure to make
51  * the distinction between a number coming from hardware and a number
52  * coming from the device tree */
53 #define AURORA_CACHE_ID	       0x100
54 
55 #endif /* __ASM_ARM_HARDWARE_AURORA_L2_H */
56