1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * Copyright 2013-2016, NVIDIA CORPORATION. 4 */ 5 6#ifndef _TEGRA186_COMMON_H_ 7#define _TEGRA186_COMMON_H_ 8 9#include "tegra-common.h" 10 11/* 12 * NS16550 Configuration 13 */ 14#define V_NS16550_CLK 408000000 /* 408MHz (pllp_out0) */ 15 16/*----------------------------------------------------------------------- 17 * Physical Memory Map 18 */ 19 20/* Generic Interrupt Controller */ 21#define CONFIG_GICV2 22 23#undef FDTFILE 24#define BOOTENV_EFI_SET_FDTFILE_FALLBACK \ 25 "if test -z \"${fdtfile}\" -a -n \"${soc}\"; then " \ 26 "setenv efi_fdtfile ${vendor}/${soc}-${board}${boardver}.dtb; " \ 27 "fi; " 28 29/* 30 * Memory layout for where various images get loaded by boot scripts: 31 * 32 * scriptaddr can be pretty much anywhere that doesn't conflict with something 33 * else. Put it above BOOTMAPSZ to eliminate conflicts. 34 * 35 * pxefile_addr_r can be pretty much anywhere that doesn't conflict with 36 * something else. Put it above BOOTMAPSZ to eliminate conflicts. 37 * 38 * kernel_addr_r must be within the first 128M of RAM in order for the 39 * kernel's CONFIG_AUTO_ZRELADDR option to work. Since the kernel will 40 * decompress itself to 0x8000 after the start of RAM, kernel_addr_r 41 * should not overlap that area, or the kernel will have to copy itself 42 * somewhere else before decompression. Similarly, the address of any other 43 * data passed to the kernel shouldn't overlap the start of RAM. Pushing 44 * this up to 16M allows for a sizable kernel to be decompressed below the 45 * compressed load address. 46 * 47 * fdt_addr_r simply shouldn't overlap anything else. Choosing 32M allows for 48 * the compressed kernel to be up to 16M too. 49 * 50 * ramdisk_addr_r simply shouldn't overlap anything else. Choosing 33M allows 51 * for the FDT/DTB to be up to 1M, which is hopefully plenty. 52 */ 53#define CONFIG_LOADADDR 0x80080000 54#define MEM_LAYOUT_ENV_SETTINGS \ 55 "scriptaddr=0x90000000\0" \ 56 "pxefile_addr_r=0x90100000\0" \ 57 "kernel_addr_r=" __stringify(CONFIG_LOADADDR) "\0" \ 58 "fdt_addr_r=0x82000000\0" \ 59 "ramdisk_addr_r=0x82100000\0" 60 61#endif 62