1 /* 2 * Copyright (C) 2010 Google, Inc. 3 * 4 * Author: 5 * Colin Cross <ccross@google.com> 6 * Erik Gilling <konkers@google.com> 7 * 8 * This software is licensed under the terms of the GNU General Public 9 * License version 2, as published by the Free Software Foundation, and 10 * may be copied, distributed, and modified under those terms. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 */ 18 19 #ifndef __MACH_TEGRA_IOMAP_H 20 #define __MACH_TEGRA_IOMAP_H 21 22 #include <asm/pgtable.h> 23 #include <asm/sizes.h> 24 25 #define TEGRA_IRAM_BASE 0x40000000 26 #define TEGRA_IRAM_SIZE SZ_256K 27 28 #define TEGRA_ARM_PERIF_BASE 0x50040000 29 #define TEGRA_ARM_PERIF_SIZE SZ_8K 30 31 #define TEGRA_ARM_INT_DIST_BASE 0x50041000 32 #define TEGRA_ARM_INT_DIST_SIZE SZ_4K 33 34 #define TEGRA_TMR1_BASE 0x60005000 35 #define TEGRA_TMR1_SIZE SZ_8 36 37 #define TEGRA_TMR2_BASE 0x60005008 38 #define TEGRA_TMR2_SIZE SZ_8 39 40 #define TEGRA_TMRUS_BASE 0x60005010 41 #define TEGRA_TMRUS_SIZE SZ_64 42 43 #define TEGRA_TMR3_BASE 0x60005050 44 #define TEGRA_TMR3_SIZE SZ_8 45 46 #define TEGRA_TMR4_BASE 0x60005058 47 #define TEGRA_TMR4_SIZE SZ_8 48 49 #define TEGRA_CLK_RESET_BASE 0x60006000 50 #define TEGRA_CLK_RESET_SIZE SZ_4K 51 52 #define TEGRA_FLOW_CTRL_BASE 0x60007000 53 #define TEGRA_FLOW_CTRL_SIZE 20 54 55 #define TEGRA_SB_BASE 0x6000C200 56 #define TEGRA_SB_SIZE 256 57 58 #define TEGRA_EXCEPTION_VECTORS_BASE 0x6000F000 59 #define TEGRA_EXCEPTION_VECTORS_SIZE SZ_4K 60 61 #define TEGRA_APB_MISC_BASE 0x70000000 62 #define TEGRA_APB_MISC_SIZE SZ_4K 63 64 #define TEGRA_UARTA_BASE 0x70006000 65 #define TEGRA_UARTA_SIZE SZ_64 66 67 #define TEGRA_UARTB_BASE 0x70006040 68 #define TEGRA_UARTB_SIZE SZ_64 69 70 #define TEGRA_UARTC_BASE 0x70006200 71 #define TEGRA_UARTC_SIZE SZ_256 72 73 #define TEGRA_UARTD_BASE 0x70006300 74 #define TEGRA_UARTD_SIZE SZ_256 75 76 #define TEGRA_UARTE_BASE 0x70006400 77 #define TEGRA_UARTE_SIZE SZ_256 78 79 #define TEGRA_PMC_BASE 0x7000E400 80 #define TEGRA_PMC_SIZE SZ_256 81 82 #define TEGRA_EMC_BASE 0x7000F400 83 #define TEGRA_EMC_SIZE SZ_1K 84 85 #define TEGRA_FUSE_BASE 0x7000F800 86 #define TEGRA_FUSE_SIZE SZ_1K 87 88 #define TEGRA_EMC0_BASE 0x7001A000 89 #define TEGRA_EMC0_SIZE SZ_2K 90 91 #define TEGRA_EMC1_BASE 0x7001A800 92 #define TEGRA_EMC1_SIZE SZ_2K 93 94 #define TEGRA124_EMC_BASE 0x7001B000 95 #define TEGRA124_EMC_SIZE SZ_2K 96 97 #define TEGRA_CSITE_BASE 0x70040000 98 #define TEGRA_CSITE_SIZE SZ_256K 99 100 /* On TEGRA, many peripherals are very closely packed in 101 * two 256MB io windows (that actually only use about 64KB 102 * at the start of each). 103 * 104 * We will just map the first MMU section of each window (to minimize 105 * pt entries needed) and provide a macro to transform physical 106 * io addresses to an appropriate void __iomem *. 107 */ 108 109 #define IO_IRAM_PHYS 0x40000000 110 #define IO_IRAM_VIRT IOMEM(0xFE400000) 111 #define IO_IRAM_SIZE SZ_256K 112 113 #define IO_CPU_PHYS 0x50040000 114 #define IO_CPU_VIRT IOMEM(0xFE440000) 115 #define IO_CPU_SIZE SZ_16K 116 117 #define IO_PPSB_PHYS 0x60000000 118 #define IO_PPSB_VIRT IOMEM(0xFE200000) 119 #define IO_PPSB_SIZE SECTION_SIZE 120 121 #define IO_APB_PHYS 0x70000000 122 #define IO_APB_VIRT IOMEM(0xFE000000) 123 #define IO_APB_SIZE SECTION_SIZE 124 125 #define IO_TO_VIRT_BETWEEN(p, st, sz) ((p) >= (st) && (p) < ((st) + (sz))) 126 #define IO_TO_VIRT_XLATE(p, pst, vst) (((p) - (pst) + (vst))) 127 128 #define IO_TO_VIRT(n) ( \ 129 IO_TO_VIRT_BETWEEN((n), IO_PPSB_PHYS, IO_PPSB_SIZE) ? \ 130 IO_TO_VIRT_XLATE((n), IO_PPSB_PHYS, IO_PPSB_VIRT) : \ 131 IO_TO_VIRT_BETWEEN((n), IO_APB_PHYS, IO_APB_SIZE) ? \ 132 IO_TO_VIRT_XLATE((n), IO_APB_PHYS, IO_APB_VIRT) : \ 133 IO_TO_VIRT_BETWEEN((n), IO_CPU_PHYS, IO_CPU_SIZE) ? \ 134 IO_TO_VIRT_XLATE((n), IO_CPU_PHYS, IO_CPU_VIRT) : \ 135 IO_TO_VIRT_BETWEEN((n), IO_IRAM_PHYS, IO_IRAM_SIZE) ? \ 136 IO_TO_VIRT_XLATE((n), IO_IRAM_PHYS, IO_IRAM_VIRT) : \ 137 NULL) 138 139 #define IO_ADDRESS(n) (IO_TO_VIRT(n)) 140 141 #endif 142