xref: /rk3399_rockchip-uboot/arch/powerpc/include/asm/fsl_law.h (revision a47a12becf66f02a56da91c161e2edb625e9f20c)
1*a47a12beSStefan Roese /*
2*a47a12beSStefan Roese  * Copyright 2008-2009 Freescale Semiconductor, Inc.
3*a47a12beSStefan Roese  *
4*a47a12beSStefan Roese  * This program is free software; you can redistribute it and/or
5*a47a12beSStefan Roese  * modify it under the terms of the GNU General Public License
6*a47a12beSStefan Roese  * Version 2 as published by the Free Software Foundation.
7*a47a12beSStefan Roese  */
8*a47a12beSStefan Roese 
9*a47a12beSStefan Roese #ifndef _FSL_LAW_H_
10*a47a12beSStefan Roese #define _FSL_LAW_H_
11*a47a12beSStefan Roese 
12*a47a12beSStefan Roese #include <asm/io.h>
13*a47a12beSStefan Roese 
14*a47a12beSStefan Roese #define LAW_EN	0x80000000
15*a47a12beSStefan Roese 
16*a47a12beSStefan Roese #define SET_LAW_ENTRY(idx, a, sz, trgt) \
17*a47a12beSStefan Roese 	{ .index = idx, .addr = a, .size = sz, .trgt_id = trgt }
18*a47a12beSStefan Roese 
19*a47a12beSStefan Roese #define SET_LAW(a, sz, trgt) \
20*a47a12beSStefan Roese 	{ .index = -1, .addr = a, .size = sz, .trgt_id = trgt }
21*a47a12beSStefan Roese 
22*a47a12beSStefan Roese enum law_size {
23*a47a12beSStefan Roese 	LAW_SIZE_4K = 0xb,
24*a47a12beSStefan Roese 	LAW_SIZE_8K,
25*a47a12beSStefan Roese 	LAW_SIZE_16K,
26*a47a12beSStefan Roese 	LAW_SIZE_32K,
27*a47a12beSStefan Roese 	LAW_SIZE_64K,
28*a47a12beSStefan Roese 	LAW_SIZE_128K,
29*a47a12beSStefan Roese 	LAW_SIZE_256K,
30*a47a12beSStefan Roese 	LAW_SIZE_512K,
31*a47a12beSStefan Roese 	LAW_SIZE_1M,
32*a47a12beSStefan Roese 	LAW_SIZE_2M,
33*a47a12beSStefan Roese 	LAW_SIZE_4M,
34*a47a12beSStefan Roese 	LAW_SIZE_8M,
35*a47a12beSStefan Roese 	LAW_SIZE_16M,
36*a47a12beSStefan Roese 	LAW_SIZE_32M,
37*a47a12beSStefan Roese 	LAW_SIZE_64M,
38*a47a12beSStefan Roese 	LAW_SIZE_128M,
39*a47a12beSStefan Roese 	LAW_SIZE_256M,
40*a47a12beSStefan Roese 	LAW_SIZE_512M,
41*a47a12beSStefan Roese 	LAW_SIZE_1G,
42*a47a12beSStefan Roese 	LAW_SIZE_2G,
43*a47a12beSStefan Roese 	LAW_SIZE_4G,
44*a47a12beSStefan Roese 	LAW_SIZE_8G,
45*a47a12beSStefan Roese 	LAW_SIZE_16G,
46*a47a12beSStefan Roese 	LAW_SIZE_32G,
47*a47a12beSStefan Roese };
48*a47a12beSStefan Roese 
49*a47a12beSStefan Roese #define law_size_bits(sz)	(__ilog2_u64(sz) - 1)
50*a47a12beSStefan Roese 
51*a47a12beSStefan Roese #ifdef CONFIG_FSL_CORENET
52*a47a12beSStefan Roese enum law_trgt_if {
53*a47a12beSStefan Roese 	LAW_TRGT_IF_PCIE_1 = 0x00,
54*a47a12beSStefan Roese 	LAW_TRGT_IF_PCIE_2 = 0x01,
55*a47a12beSStefan Roese 	LAW_TRGT_IF_PCIE_3 = 0x02,
56*a47a12beSStefan Roese 	LAW_TRGT_IF_RIO_1 = 0x08,
57*a47a12beSStefan Roese 	LAW_TRGT_IF_RIO_2 = 0x09,
58*a47a12beSStefan Roese 
59*a47a12beSStefan Roese 	LAW_TRGT_IF_DDR_1 = 0x10,
60*a47a12beSStefan Roese 	LAW_TRGT_IF_DDR_2 = 0x11,	/* 2nd controller */
61*a47a12beSStefan Roese 	LAW_TRGT_IF_DDR_INTRLV = 0x14,
62*a47a12beSStefan Roese 
63*a47a12beSStefan Roese 	LAW_TRGT_IF_BMAN = 0x18,
64*a47a12beSStefan Roese 	LAW_TRGT_IF_DCSR = 0x1d,
65*a47a12beSStefan Roese 	LAW_TRGT_IF_LBC = 0x1f,
66*a47a12beSStefan Roese 	LAW_TRGT_IF_QMAN = 0x3c,
67*a47a12beSStefan Roese };
68*a47a12beSStefan Roese #define LAW_TRGT_IF_DDR		LAW_TRGT_IF_DDR_1
69*a47a12beSStefan Roese #else
70*a47a12beSStefan Roese enum law_trgt_if {
71*a47a12beSStefan Roese 	LAW_TRGT_IF_PCI = 0x00,
72*a47a12beSStefan Roese 	LAW_TRGT_IF_PCI_2 = 0x01,
73*a47a12beSStefan Roese #ifndef CONFIG_MPC8641
74*a47a12beSStefan Roese 	LAW_TRGT_IF_PCIE_1 = 0x02,
75*a47a12beSStefan Roese #endif
76*a47a12beSStefan Roese #if !defined(CONFIG_MPC8572) && !defined(CONFIG_P2020)
77*a47a12beSStefan Roese 	LAW_TRGT_IF_PCIE_3 = 0x03,
78*a47a12beSStefan Roese #endif
79*a47a12beSStefan Roese 	LAW_TRGT_IF_LBC = 0x04,
80*a47a12beSStefan Roese 	LAW_TRGT_IF_CCSR = 0x08,
81*a47a12beSStefan Roese 	LAW_TRGT_IF_DDR_INTRLV = 0x0b,
82*a47a12beSStefan Roese 	LAW_TRGT_IF_RIO = 0x0c,
83*a47a12beSStefan Roese 	LAW_TRGT_IF_RIO_2 = 0x0d,
84*a47a12beSStefan Roese 	LAW_TRGT_IF_DDR = 0x0f,
85*a47a12beSStefan Roese 	LAW_TRGT_IF_DDR_2 = 0x16,	/* 2nd controller */
86*a47a12beSStefan Roese };
87*a47a12beSStefan Roese #define LAW_TRGT_IF_DDR_1	LAW_TRGT_IF_DDR
88*a47a12beSStefan Roese #define LAW_TRGT_IF_PCI_1	LAW_TRGT_IF_PCI
89*a47a12beSStefan Roese #define LAW_TRGT_IF_PCIX	LAW_TRGT_IF_PCI
90*a47a12beSStefan Roese #define LAW_TRGT_IF_PCIE_2	LAW_TRGT_IF_PCI_2
91*a47a12beSStefan Roese 
92*a47a12beSStefan Roese #ifdef CONFIG_MPC8641
93*a47a12beSStefan Roese #define LAW_TRGT_IF_PCIE_1	LAW_TRGT_IF_PCI
94*a47a12beSStefan Roese #endif
95*a47a12beSStefan Roese 
96*a47a12beSStefan Roese #if defined(CONFIG_MPC8572) || defined(CONFIG_P2020)
97*a47a12beSStefan Roese #define LAW_TRGT_IF_PCIE_3	LAW_TRGT_IF_PCI
98*a47a12beSStefan Roese #endif
99*a47a12beSStefan Roese #endif /* CONFIG_FSL_CORENET */
100*a47a12beSStefan Roese 
101*a47a12beSStefan Roese struct law_entry {
102*a47a12beSStefan Roese 	int index;
103*a47a12beSStefan Roese 	phys_addr_t addr;
104*a47a12beSStefan Roese 	enum law_size size;
105*a47a12beSStefan Roese 	enum law_trgt_if trgt_id;
106*a47a12beSStefan Roese };
107*a47a12beSStefan Roese 
108*a47a12beSStefan Roese extern void set_law(u8 idx, phys_addr_t addr, enum law_size sz, enum law_trgt_if id);
109*a47a12beSStefan Roese extern int set_next_law(phys_addr_t addr, enum law_size sz, enum law_trgt_if id);
110*a47a12beSStefan Roese extern int set_last_law(phys_addr_t addr, enum law_size sz, enum law_trgt_if id);
111*a47a12beSStefan Roese extern int set_ddr_laws(u64 start, u64 sz, enum law_trgt_if id);
112*a47a12beSStefan Roese extern struct law_entry find_law(phys_addr_t addr);
113*a47a12beSStefan Roese extern void disable_law(u8 idx);
114*a47a12beSStefan Roese extern void init_laws(void);
115*a47a12beSStefan Roese extern void print_laws(void);
116*a47a12beSStefan Roese 
117*a47a12beSStefan Roese /* define in board code */
118*a47a12beSStefan Roese extern struct law_entry law_table[];
119*a47a12beSStefan Roese extern int num_law_entries;
120*a47a12beSStefan Roese #endif
121