1 /* 2 * Copyright (c) 2010-2013, NVIDIA CORPORATION. All rights reserved. 3 * 4 * This program is free software; you can redistribute it and/or modify it 5 * under the terms and conditions of the GNU General Public License, 6 * version 2, as published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope it will be useful, but WITHOUT 9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 11 * more details. 12 * 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16 17 #ifndef _TEGRA114_COMMON_H_ 18 #define _TEGRA114_COMMON_H_ 19 #include "tegra-common.h" 20 21 /* Cortex-A15 uses a cache line size of 64 bytes */ 22 #define CONFIG_SYS_CACHELINE_SIZE 64 23 24 /* 25 * NS16550 Configuration 26 */ 27 #define V_NS16550_CLK 408000000 /* 408MHz (pllp_out0) */ 28 29 /* Environment information, boards can override if required */ 30 #define CONFIG_LOADADDR 0x80408000 /* def. location for kernel */ 31 32 /* 33 * Miscellaneous configurable options 34 */ 35 #define CONFIG_SYS_LOAD_ADDR 0x80A00800 /* default */ 36 #define CONFIG_STACKBASE 0x82800000 /* 40MB */ 37 38 /*----------------------------------------------------------------------- 39 * Physical Memory Map 40 */ 41 #define CONFIG_SYS_TEXT_BASE 0x8010E000 42 43 /* 44 * Memory layout for where various images get loaded by boot scripts: 45 * 46 * scriptaddr can be pretty much anywhere that doesn't conflict with something 47 * else. Put it above BOOTMAPSZ to eliminate conflicts. 48 * 49 * kernel_addr_r must be within the first 128M of RAM in order for the 50 * kernel's CONFIG_AUTO_ZRELADDR option to work. Since the kernel will 51 * decompress itself to 0x8000 after the start of RAM, kernel_addr_r 52 * should not overlap that area, or the kernel will have to copy itself 53 * somewhere else before decompression. Similarly, the address of any other 54 * data passed to the kernel shouldn't overlap the start of RAM. Pushing 55 * this up to 16M allows for a sizable kernel to be decompressed below the 56 * compressed load address. 57 * 58 * fdt_addr_r simply shouldn't overlap anything else. Choosing 32M allows for 59 * the compressed kernel to be up to 16M too. 60 * 61 * ramdisk_addr_r simply shouldn't overlap anything else. Choosing 33M allows 62 * for the FDT/DTB to be up to 1M, which is hopefully plenty. 63 */ 64 #define MEM_LAYOUT_ENV_SETTINGS \ 65 "scriptaddr=0x90000000\0" \ 66 "kernel_addr_r=0x81000000\0" \ 67 "fdt_addr_r=0x82000000\0" \ 68 "ramdisk_addr_r=0x82100000\0" 69 70 /* Defines for SPL */ 71 #define CONFIG_SPL_TEXT_BASE 0x80108000 72 #define CONFIG_SYS_SPL_MALLOC_START 0x80090000 73 #define CONFIG_SPL_STACK 0x800ffffc 74 75 /* Total I2C ports on Tegra114 */ 76 #define TEGRA_I2C_NUM_CONTROLLERS 5 77 78 /* For USB EHCI controller */ 79 #define CONFIG_EHCI_IS_TDI 80 #define CONFIG_USB_EHCI_TXFIFO_THRESH 0x10 81 82 #endif /* _TEGRA114_COMMON_H_ */ 83