1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3 * UniPhier SBC (System Bus Controller) registers
4 *
5 * Copyright (C) 2011-2014 Panasonic Corporation
6 * Copyright (C) 2015-2016 Socionext Inc.
7 */
8
9 #ifndef ARCH_SBC_REGS_H
10 #define ARCH_SBC_REGS_H
11
12 #define SBBASE_BASE 0x58c00100
13 #define SBBASE(x) (SBBASE_BASE + (x) * 0x10)
14
15 #define SBBASE0 (SBBASE(0))
16 #define SBBASE1 (SBBASE(1))
17 #define SBBASE2 (SBBASE(2))
18 #define SBBASE3 (SBBASE(3))
19 #define SBBASE4 (SBBASE(4))
20 #define SBBASE5 (SBBASE(5))
21 #define SBBASE6 (SBBASE(6))
22 #define SBBASE7 (SBBASE(7))
23
24 #define SBBASE_BANK_ENABLE (0x00000001)
25
26 #define SBCTRL_BASE 0x58c00200
27 #define SBCTRL(x, y) (SBCTRL_BASE + (x) * 0x10 + (y) * 4)
28
29 #define SBCTRL00 SBCTRL(0, 0)
30 #define SBCTRL01 SBCTRL(0, 1)
31 #define SBCTRL02 SBCTRL(0, 2)
32 #define SBCTRL03 SBCTRL(0, 3)
33 #define SBCTRL04 (SBCTRL_BASE + 0x100)
34
35 #define SBCTRL10 SBCTRL(1, 0)
36 #define SBCTRL11 SBCTRL(1, 1)
37 #define SBCTRL12 SBCTRL(1, 2)
38 #define SBCTRL13 SBCTRL(1, 3)
39 #define SBCTRL14 (SBCTRL_BASE + 0x110)
40
41 #define SBCTRL20 SBCTRL(2, 0)
42 #define SBCTRL21 SBCTRL(2, 1)
43 #define SBCTRL22 SBCTRL(2, 2)
44 #define SBCTRL23 SBCTRL(2, 3)
45 #define SBCTRL24 (SBCTRL_BASE + 0x120)
46
47 #define SBCTRL30 SBCTRL(3, 0)
48 #define SBCTRL31 SBCTRL(3, 1)
49 #define SBCTRL32 SBCTRL(3, 2)
50 #define SBCTRL33 SBCTRL(3, 3)
51 #define SBCTRL34 (SBCTRL_BASE + 0x130)
52
53 #define SBCTRL40 SBCTRL(4, 0)
54 #define SBCTRL41 SBCTRL(4, 1)
55 #define SBCTRL42 SBCTRL(4, 2)
56 #define SBCTRL43 SBCTRL(4, 3)
57 #define SBCTRL44 (SBCTRL_BASE + 0x140)
58
59 #define SBCTRL50 SBCTRL(5, 0)
60 #define SBCTRL51 SBCTRL(5, 1)
61 #define SBCTRL52 SBCTRL(5, 2)
62 #define SBCTRL53 SBCTRL(5, 3)
63 #define SBCTRL54 (SBCTRL_BASE + 0x150)
64
65 #define SBCTRL60 SBCTRL(6, 0)
66 #define SBCTRL61 SBCTRL(6, 1)
67 #define SBCTRL62 SBCTRL(6, 2)
68 #define SBCTRL63 SBCTRL(6, 3)
69 #define SBCTRL64 (SBCTRL_BASE + 0x160)
70
71 #define SBCTRL70 SBCTRL(7, 0)
72 #define SBCTRL71 SBCTRL(7, 1)
73 #define SBCTRL72 SBCTRL(7, 2)
74 #define SBCTRL73 SBCTRL(7, 3)
75 #define SBCTRL74 (SBCTRL_BASE + 0x170)
76
77 #define PC0CTRL 0x598000c0
78
79 #ifndef __ASSEMBLY__
80 #include <linux/io.h>
boot_is_swapped(void)81 static inline int boot_is_swapped(void)
82 {
83 return !(readl(SBBASE0) & SBBASE_BANK_ENABLE);
84 }
85 #endif
86
87 #endif /* ARCH_SBC_REGS_H */
88