1*08438e24SVarun Wadekar /* 2*08438e24SVarun Wadekar * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. 3*08438e24SVarun Wadekar * 4*08438e24SVarun Wadekar * Redistribution and use in source and binary forms, with or without 5*08438e24SVarun Wadekar * modification, are permitted provided that the following conditions are met: 6*08438e24SVarun Wadekar * 7*08438e24SVarun Wadekar * Redistributions of source code must retain the above copyright notice, this 8*08438e24SVarun Wadekar * list of conditions and the following disclaimer. 9*08438e24SVarun Wadekar * 10*08438e24SVarun Wadekar * Redistributions in binary form must reproduce the above copyright notice, 11*08438e24SVarun Wadekar * this list of conditions and the following disclaimer in the documentation 12*08438e24SVarun Wadekar * and/or other materials provided with the distribution. 13*08438e24SVarun Wadekar * 14*08438e24SVarun Wadekar * Neither the name of ARM nor the names of its contributors may be used 15*08438e24SVarun Wadekar * to endorse or promote products derived from this software without specific 16*08438e24SVarun Wadekar * prior written permission. 17*08438e24SVarun Wadekar * 18*08438e24SVarun Wadekar * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19*08438e24SVarun Wadekar * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20*08438e24SVarun Wadekar * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21*08438e24SVarun Wadekar * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 22*08438e24SVarun Wadekar * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23*08438e24SVarun Wadekar * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24*08438e24SVarun Wadekar * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25*08438e24SVarun Wadekar * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26*08438e24SVarun Wadekar * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27*08438e24SVarun Wadekar * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28*08438e24SVarun Wadekar * POSSIBILITY OF SUCH DAMAGE. 29*08438e24SVarun Wadekar */ 30*08438e24SVarun Wadekar 31*08438e24SVarun Wadekar #include <console.h> 32*08438e24SVarun Wadekar #include <tegra_def.h> 33*08438e24SVarun Wadekar #include <xlat_tables.h> 34*08438e24SVarun Wadekar 35*08438e24SVarun Wadekar /* sets of MMIO ranges setup */ 36*08438e24SVarun Wadekar #define MMIO_RANGE_0_ADDR 0x50000000 37*08438e24SVarun Wadekar #define MMIO_RANGE_1_ADDR 0x60000000 38*08438e24SVarun Wadekar #define MMIO_RANGE_2_ADDR 0x70000000 39*08438e24SVarun Wadekar #define MMIO_RANGE_SIZE 0x200000 40*08438e24SVarun Wadekar 41*08438e24SVarun Wadekar /* 42*08438e24SVarun Wadekar * Table of regions to map using the MMU. 43*08438e24SVarun Wadekar */ 44*08438e24SVarun Wadekar static const mmap_region_t tegra_mmap[] = { 45*08438e24SVarun Wadekar MAP_REGION_FLAT(MMIO_RANGE_0_ADDR, MMIO_RANGE_SIZE, 46*08438e24SVarun Wadekar MT_DEVICE | MT_RW | MT_SECURE), 47*08438e24SVarun Wadekar MAP_REGION_FLAT(MMIO_RANGE_1_ADDR, MMIO_RANGE_SIZE, 48*08438e24SVarun Wadekar MT_DEVICE | MT_RW | MT_SECURE), 49*08438e24SVarun Wadekar MAP_REGION_FLAT(MMIO_RANGE_2_ADDR, MMIO_RANGE_SIZE, 50*08438e24SVarun Wadekar MT_DEVICE | MT_RW | MT_SECURE), 51*08438e24SVarun Wadekar {0} 52*08438e24SVarun Wadekar }; 53*08438e24SVarun Wadekar 54*08438e24SVarun Wadekar /******************************************************************************* 55*08438e24SVarun Wadekar * Set up the pagetables as per the platform memory map & initialize the MMU 56*08438e24SVarun Wadekar ******************************************************************************/ 57*08438e24SVarun Wadekar const mmap_region_t *plat_get_mmio_map(void) 58*08438e24SVarun Wadekar { 59*08438e24SVarun Wadekar /* MMIO space */ 60*08438e24SVarun Wadekar return tegra_mmap; 61*08438e24SVarun Wadekar } 62*08438e24SVarun Wadekar 63*08438e24SVarun Wadekar /******************************************************************************* 64*08438e24SVarun Wadekar * Handler to get the System Counter Frequency 65*08438e24SVarun Wadekar ******************************************************************************/ 66*08438e24SVarun Wadekar uint64_t plat_get_syscnt_freq(void) 67*08438e24SVarun Wadekar { 68*08438e24SVarun Wadekar return 19200000; 69*08438e24SVarun Wadekar } 70