xref: /OK3568_Linux_fs/kernel/arch/arm/mach-tegra/iomap.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (C) 2010 Google, Inc.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Author:
6*4882a593Smuzhiyun  *	Colin Cross <ccross@google.com>
7*4882a593Smuzhiyun  *	Erik Gilling <konkers@google.com>
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __MACH_TEGRA_IOMAP_H
11*4882a593Smuzhiyun #define __MACH_TEGRA_IOMAP_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include <linux/pgtable.h>
14*4882a593Smuzhiyun #include <linux/sizes.h>
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #define TEGRA_IRAM_BASE			0x40000000
17*4882a593Smuzhiyun #define TEGRA_IRAM_SIZE			SZ_256K
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #define TEGRA_ARM_PERIF_BASE		0x50040000
20*4882a593Smuzhiyun #define TEGRA_ARM_PERIF_SIZE		SZ_8K
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #define TEGRA_ARM_INT_DIST_BASE		0x50041000
23*4882a593Smuzhiyun #define TEGRA_ARM_INT_DIST_SIZE		SZ_4K
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #define TEGRA_TMR1_BASE			0x60005000
26*4882a593Smuzhiyun #define TEGRA_TMR1_SIZE			SZ_8
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun #define TEGRA_TMR2_BASE			0x60005008
29*4882a593Smuzhiyun #define TEGRA_TMR2_SIZE			SZ_8
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun #define TEGRA_TMRUS_BASE		0x60005010
32*4882a593Smuzhiyun #define TEGRA_TMRUS_SIZE		SZ_64
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun #define TEGRA_TMR3_BASE			0x60005050
35*4882a593Smuzhiyun #define TEGRA_TMR3_SIZE			SZ_8
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun #define TEGRA_TMR4_BASE			0x60005058
38*4882a593Smuzhiyun #define TEGRA_TMR4_SIZE			SZ_8
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun #define TEGRA_CLK_RESET_BASE		0x60006000
41*4882a593Smuzhiyun #define TEGRA_CLK_RESET_SIZE		SZ_4K
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun #define TEGRA_FLOW_CTRL_BASE		0x60007000
44*4882a593Smuzhiyun #define TEGRA_FLOW_CTRL_SIZE		20
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun #define TEGRA_SB_BASE			0x6000C200
47*4882a593Smuzhiyun #define TEGRA_SB_SIZE			256
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun #define TEGRA_EXCEPTION_VECTORS_BASE    0x6000F000
50*4882a593Smuzhiyun #define TEGRA_EXCEPTION_VECTORS_SIZE    SZ_4K
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun #define TEGRA_APB_MISC_BASE		0x70000000
53*4882a593Smuzhiyun #define TEGRA_APB_MISC_SIZE		SZ_4K
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun #define TEGRA_UARTA_BASE		0x70006000
56*4882a593Smuzhiyun #define TEGRA_UARTA_SIZE		SZ_64
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun #define TEGRA_UARTB_BASE		0x70006040
59*4882a593Smuzhiyun #define TEGRA_UARTB_SIZE		SZ_64
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun #define TEGRA_UARTC_BASE		0x70006200
62*4882a593Smuzhiyun #define TEGRA_UARTC_SIZE		SZ_256
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun #define TEGRA_UARTD_BASE		0x70006300
65*4882a593Smuzhiyun #define TEGRA_UARTD_SIZE		SZ_256
66*4882a593Smuzhiyun 
67*4882a593Smuzhiyun #define TEGRA_UARTE_BASE		0x70006400
68*4882a593Smuzhiyun #define TEGRA_UARTE_SIZE		SZ_256
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun #define TEGRA_PMC_BASE			0x7000E400
71*4882a593Smuzhiyun #define TEGRA_PMC_SIZE			SZ_256
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun #define TEGRA_EMC_BASE			0x7000F400
74*4882a593Smuzhiyun #define TEGRA_EMC_SIZE			SZ_1K
75*4882a593Smuzhiyun 
76*4882a593Smuzhiyun #define TEGRA_EMC0_BASE			0x7001A000
77*4882a593Smuzhiyun #define TEGRA_EMC0_SIZE			SZ_2K
78*4882a593Smuzhiyun 
79*4882a593Smuzhiyun #define TEGRA_EMC1_BASE			0x7001A800
80*4882a593Smuzhiyun #define TEGRA_EMC1_SIZE			SZ_2K
81*4882a593Smuzhiyun 
82*4882a593Smuzhiyun #define TEGRA124_EMC_BASE		0x7001B000
83*4882a593Smuzhiyun #define TEGRA124_EMC_SIZE		SZ_2K
84*4882a593Smuzhiyun 
85*4882a593Smuzhiyun #define TEGRA_CSITE_BASE		0x70040000
86*4882a593Smuzhiyun #define TEGRA_CSITE_SIZE		SZ_256K
87*4882a593Smuzhiyun 
88*4882a593Smuzhiyun /* On TEGRA, many peripherals are very closely packed in
89*4882a593Smuzhiyun  * two 256MB io windows (that actually only use about 64KB
90*4882a593Smuzhiyun  * at the start of each).
91*4882a593Smuzhiyun  *
92*4882a593Smuzhiyun  * We will just map the first MMU section of each window (to minimize
93*4882a593Smuzhiyun  * pt entries needed) and provide a macro to transform physical
94*4882a593Smuzhiyun  * io addresses to an appropriate void __iomem *.
95*4882a593Smuzhiyun  */
96*4882a593Smuzhiyun 
97*4882a593Smuzhiyun #define IO_IRAM_PHYS	0x40000000
98*4882a593Smuzhiyun #define IO_IRAM_VIRT	IOMEM(0xFE400000)
99*4882a593Smuzhiyun #define IO_IRAM_SIZE	SZ_256K
100*4882a593Smuzhiyun 
101*4882a593Smuzhiyun #define IO_CPU_PHYS	0x50040000
102*4882a593Smuzhiyun #define IO_CPU_VIRT	IOMEM(0xFE440000)
103*4882a593Smuzhiyun #define IO_CPU_SIZE	SZ_16K
104*4882a593Smuzhiyun 
105*4882a593Smuzhiyun #define IO_PPSB_PHYS	0x60000000
106*4882a593Smuzhiyun #define IO_PPSB_VIRT	IOMEM(0xFE200000)
107*4882a593Smuzhiyun #define IO_PPSB_SIZE	SECTION_SIZE
108*4882a593Smuzhiyun 
109*4882a593Smuzhiyun #define IO_APB_PHYS	0x70000000
110*4882a593Smuzhiyun #define IO_APB_VIRT	IOMEM(0xFE000000)
111*4882a593Smuzhiyun #define IO_APB_SIZE	SECTION_SIZE
112*4882a593Smuzhiyun 
113*4882a593Smuzhiyun #define IO_TO_VIRT_BETWEEN(p, st, sz)	((p) >= (st) && (p) < ((st) + (sz)))
114*4882a593Smuzhiyun #define IO_TO_VIRT_XLATE(p, pst, vst)	(((p) - (pst) + (vst)))
115*4882a593Smuzhiyun 
116*4882a593Smuzhiyun #define IO_TO_VIRT(n) ( \
117*4882a593Smuzhiyun 	IO_TO_VIRT_BETWEEN((n), IO_PPSB_PHYS, IO_PPSB_SIZE) ?		\
118*4882a593Smuzhiyun 		IO_TO_VIRT_XLATE((n), IO_PPSB_PHYS, IO_PPSB_VIRT) :	\
119*4882a593Smuzhiyun 	IO_TO_VIRT_BETWEEN((n), IO_APB_PHYS, IO_APB_SIZE) ?		\
120*4882a593Smuzhiyun 		IO_TO_VIRT_XLATE((n), IO_APB_PHYS, IO_APB_VIRT) :	\
121*4882a593Smuzhiyun 	IO_TO_VIRT_BETWEEN((n), IO_CPU_PHYS, IO_CPU_SIZE) ?		\
122*4882a593Smuzhiyun 		IO_TO_VIRT_XLATE((n), IO_CPU_PHYS, IO_CPU_VIRT) :	\
123*4882a593Smuzhiyun 	IO_TO_VIRT_BETWEEN((n), IO_IRAM_PHYS, IO_IRAM_SIZE) ?		\
124*4882a593Smuzhiyun 		IO_TO_VIRT_XLATE((n), IO_IRAM_PHYS, IO_IRAM_VIRT) :	\
125*4882a593Smuzhiyun 	NULL)
126*4882a593Smuzhiyun 
127*4882a593Smuzhiyun #define IO_ADDRESS(n) (IO_TO_VIRT(n))
128*4882a593Smuzhiyun 
129*4882a593Smuzhiyun #endif
130