1 /* 2 * (C) Copyright 2010-2012 3 * NVIDIA Corporation <www.nvidia.com> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #ifndef _TEGRA30_COMMON_H_ 9 #define _TEGRA30_COMMON_H_ 10 #include "tegra-common.h" 11 12 /* Cortex-A9 uses a cache line size of 32 bytes */ 13 #define CONFIG_SYS_CACHELINE_SIZE 32 14 15 /* 16 * Errata configuration 17 */ 18 #define CONFIG_ARM_ERRATA_743622 19 #define CONFIG_ARM_ERRATA_751472 20 21 /* 22 * NS16550 Configuration 23 */ 24 #define V_NS16550_CLK 408000000 /* 408MHz (pllp_out0) */ 25 26 /* Environment information, boards can override if required */ 27 #define CONFIG_LOADADDR 0x80408000 /* def. location for kernel */ 28 29 /* 30 * Miscellaneous configurable options 31 */ 32 #define CONFIG_SYS_LOAD_ADDR 0x80A00800 /* default */ 33 #define CONFIG_STACKBASE 0x82800000 /* 40MB */ 34 35 /*----------------------------------------------------------------------- 36 * Physical Memory Map 37 */ 38 #define CONFIG_SYS_TEXT_BASE 0x8010E000 39 40 /* 41 * Memory layout for where various images get loaded by boot scripts: 42 * 43 * scriptaddr can be pretty much anywhere that doesn't conflict with something 44 * else. Put it above BOOTMAPSZ to eliminate conflicts. 45 * 46 * kernel_addr_r must be within the first 128M of RAM in order for the 47 * kernel's CONFIG_AUTO_ZRELADDR option to work. Since the kernel will 48 * decompress itself to 0x8000 after the start of RAM, kernel_addr_r 49 * should not overlap that area, or the kernel will have to copy itself 50 * somewhere else before decompression. Similarly, the address of any other 51 * data passed to the kernel shouldn't overlap the start of RAM. Pushing 52 * this up to 16M allows for a sizable kernel to be decompressed below the 53 * compressed load address. 54 * 55 * fdt_addr_r simply shouldn't overlap anything else. Choosing 32M allows for 56 * the compressed kernel to be up to 16M too. 57 * 58 * ramdisk_addr_r simply shouldn't overlap anything else. Choosing 33M allows 59 * for the FDT/DTB to be up to 1M, which is hopefully plenty. 60 */ 61 #define MEM_LAYOUT_ENV_SETTINGS \ 62 "scriptaddr=0x90000000\0" \ 63 "kernel_addr_r=0x81000000\0" \ 64 "fdt_addr_r=0x82000000\0" \ 65 "ramdisk_addr_r=0x82100000\0" 66 67 /* Defines for SPL */ 68 #define CONFIG_SPL_TEXT_BASE 0x80108000 69 #define CONFIG_SYS_SPL_MALLOC_START 0x80090000 70 #define CONFIG_SPL_STACK 0x800ffffc 71 72 /* Total I2C ports on Tegra30 */ 73 #define TEGRA_I2C_NUM_CONTROLLERS 5 74 75 /* For USB EHCI controller */ 76 #define CONFIG_EHCI_IS_TDI 77 #define CONFIG_USB_EHCI_TXFIFO_THRESH 0x10 78 79 #endif /* _TEGRA30_COMMON_H_ */ 80