13cf3183fSVarun Wadekar /* 23cf3183fSVarun Wadekar * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. 33cf3183fSVarun Wadekar * 43cf3183fSVarun Wadekar * Redistribution and use in source and binary forms, with or without 53cf3183fSVarun Wadekar * modification, are permitted provided that the following conditions are met: 63cf3183fSVarun Wadekar * 73cf3183fSVarun Wadekar * Redistributions of source code must retain the above copyright notice, this 83cf3183fSVarun Wadekar * list of conditions and the following disclaimer. 93cf3183fSVarun Wadekar * 103cf3183fSVarun Wadekar * Redistributions in binary form must reproduce the above copyright notice, 113cf3183fSVarun Wadekar * this list of conditions and the following disclaimer in the documentation 123cf3183fSVarun Wadekar * and/or other materials provided with the distribution. 133cf3183fSVarun Wadekar * 143cf3183fSVarun Wadekar * Neither the name of ARM nor the names of its contributors may be used 153cf3183fSVarun Wadekar * to endorse or promote products derived from this software without specific 163cf3183fSVarun Wadekar * prior written permission. 173cf3183fSVarun Wadekar * 183cf3183fSVarun Wadekar * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 193cf3183fSVarun Wadekar * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 203cf3183fSVarun Wadekar * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 213cf3183fSVarun Wadekar * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 223cf3183fSVarun Wadekar * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 233cf3183fSVarun Wadekar * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 243cf3183fSVarun Wadekar * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 253cf3183fSVarun Wadekar * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 263cf3183fSVarun Wadekar * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 273cf3183fSVarun Wadekar * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 283cf3183fSVarun Wadekar * POSSIBILITY OF SUCH DAMAGE. 293cf3183fSVarun Wadekar */ 303cf3183fSVarun Wadekar 313cf3183fSVarun Wadekar #include <console.h> 323cf3183fSVarun Wadekar #include <tegra_def.h> 333cf3183fSVarun Wadekar #include <xlat_tables.h> 343cf3183fSVarun Wadekar 353cf3183fSVarun Wadekar /* 363cf3183fSVarun Wadekar * Table of regions to map using the MMU. 373cf3183fSVarun Wadekar */ 383cf3183fSVarun Wadekar static const mmap_region_t tegra_mmap[] = { 393cf3183fSVarun Wadekar MAP_REGION_FLAT(TEGRA_MISC_BASE, 0x10000, /* 64KB */ 403cf3183fSVarun Wadekar MT_DEVICE | MT_RW | MT_SECURE), 413cf3183fSVarun Wadekar MAP_REGION_FLAT(TEGRA_MC_STREAMID_BASE, 0x10000, /* 64KB */ 423cf3183fSVarun Wadekar MT_DEVICE | MT_RW | MT_SECURE), 433cf3183fSVarun Wadekar MAP_REGION_FLAT(TEGRA_MC_BASE, 0x10000, /* 64KB */ 443cf3183fSVarun Wadekar MT_DEVICE | MT_RW | MT_SECURE), 453cf3183fSVarun Wadekar MAP_REGION_FLAT(TEGRA_UARTA_BASE, 0x20000, /* 128KB */ 463cf3183fSVarun Wadekar MT_DEVICE | MT_RW | MT_SECURE), 473cf3183fSVarun Wadekar MAP_REGION_FLAT(TEGRA_GICD_BASE, 0x20000, /* 128KB */ 483cf3183fSVarun Wadekar MT_DEVICE | MT_RW | MT_SECURE), 493cf3183fSVarun Wadekar MAP_REGION_FLAT(TEGRA_PMC_BASE, 0x40000, /* 256KB */ 503cf3183fSVarun Wadekar MT_DEVICE | MT_RW | MT_SECURE), 513cf3183fSVarun Wadekar MAP_REGION_FLAT(TEGRA_MMCRAB_BASE, 0x60000, /* 384KB */ 523cf3183fSVarun Wadekar MT_DEVICE | MT_RW | MT_SECURE), 533cf3183fSVarun Wadekar MAP_REGION_FLAT(TEGRA_SMMU_BASE, 0x10000, /* 64KB */ 543cf3183fSVarun Wadekar MT_DEVICE | MT_RW | MT_SECURE), 553cf3183fSVarun Wadekar {0} 563cf3183fSVarun Wadekar }; 573cf3183fSVarun Wadekar 583cf3183fSVarun Wadekar /******************************************************************************* 593cf3183fSVarun Wadekar * Set up the pagetables as per the platform memory map & initialize the MMU 603cf3183fSVarun Wadekar ******************************************************************************/ 613cf3183fSVarun Wadekar const mmap_region_t *plat_get_mmio_map(void) 623cf3183fSVarun Wadekar { 633cf3183fSVarun Wadekar /* MMIO space */ 643cf3183fSVarun Wadekar return tegra_mmap; 653cf3183fSVarun Wadekar } 663cf3183fSVarun Wadekar 673cf3183fSVarun Wadekar /******************************************************************************* 683cf3183fSVarun Wadekar * Handler to get the System Counter Frequency 693cf3183fSVarun Wadekar ******************************************************************************/ 703cf3183fSVarun Wadekar unsigned int plat_get_syscnt_freq2(void) 713cf3183fSVarun Wadekar { 72*5d74d68eSVarun Wadekar return 31250000; 733cf3183fSVarun Wadekar } 743cf3183fSVarun Wadekar 753cf3183fSVarun Wadekar /******************************************************************************* 763cf3183fSVarun Wadekar * Maximum supported UART controllers 773cf3183fSVarun Wadekar ******************************************************************************/ 783cf3183fSVarun Wadekar #define TEGRA186_MAX_UART_PORTS 7 793cf3183fSVarun Wadekar 803cf3183fSVarun Wadekar /******************************************************************************* 813cf3183fSVarun Wadekar * This variable holds the UART port base addresses 823cf3183fSVarun Wadekar ******************************************************************************/ 833cf3183fSVarun Wadekar static uint32_t tegra186_uart_addresses[TEGRA186_MAX_UART_PORTS + 1] = { 843cf3183fSVarun Wadekar 0, /* undefined - treated as an error case */ 853cf3183fSVarun Wadekar TEGRA_UARTA_BASE, 863cf3183fSVarun Wadekar TEGRA_UARTB_BASE, 873cf3183fSVarun Wadekar TEGRA_UARTC_BASE, 883cf3183fSVarun Wadekar TEGRA_UARTD_BASE, 893cf3183fSVarun Wadekar TEGRA_UARTE_BASE, 903cf3183fSVarun Wadekar TEGRA_UARTF_BASE, 913cf3183fSVarun Wadekar TEGRA_UARTG_BASE, 923cf3183fSVarun Wadekar }; 933cf3183fSVarun Wadekar 943cf3183fSVarun Wadekar /******************************************************************************* 953cf3183fSVarun Wadekar * Retrieve the UART controller base to be used as the console 963cf3183fSVarun Wadekar ******************************************************************************/ 973cf3183fSVarun Wadekar uint32_t plat_get_console_from_id(int id) 983cf3183fSVarun Wadekar { 993cf3183fSVarun Wadekar if (id > TEGRA186_MAX_UART_PORTS) 1003cf3183fSVarun Wadekar return 0; 1013cf3183fSVarun Wadekar 1023cf3183fSVarun Wadekar return tegra186_uart_addresses[id]; 1033cf3183fSVarun Wadekar } 104