1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright (C) 2017 Marek Behún <kabel@kernel.org> 4 * Copyright (C) 2016 Tomas Hlavacek <tomas.hlavacek@nic.cz> 5 */ 6 7 #ifndef _CONFIG_TURRIS_OMNIA_H 8 #define _CONFIG_TURRIS_OMNIA_H 9 10 /* 11 * High Level Configuration Options (easy to change) 12 */ 13 14 /* 15 * TEXT_BASE needs to be below 16MiB, since this area is scrubbed 16 * for DDR ECC byte filling in the SPL before loading the main 17 * U-Boot into it. 18 */ 19 20 /* Environment in SPI NOR flash */ 21 22 /* Keep device tree and initrd in lower memory so the kernel can access them */ 23 #define RELOCATION_LIMITS_ENV_SETTINGS \ 24 "fdt_high=0x10000000\0" \ 25 "initrd_high=0x10000000\0" 26 27 /* 28 * mv-common.h should be defined after CMD configs since it used them 29 * to enable certain macros 30 */ 31 #include "mv-common.h" 32 33 /* Include the common distro boot environment */ 34 #ifndef CONFIG_XPL_BUILD 35 36 #define BOOT_TARGET_DEVICES(func) \ 37 func(MMC, mmc, 0) \ 38 func(NVME, nvme, 0) \ 39 func(SCSI, scsi, 0) \ 40 func(USB, usb, 0) \ 41 func(PXE, pxe, na) \ 42 func(DHCP, dhcp, na) 43 44 #define KERNEL_ADDR_R __stringify(0x1000000) 45 #define FDT_ADDR_R __stringify(0x2000000) 46 #define RAMDISK_ADDR_R __stringify(0x2200000) 47 #define SCRIPT_ADDR_R __stringify(0x1800000) 48 #define PXEFILE_ADDR_R __stringify(0x1900000) 49 50 #define LOAD_ADDRESS_ENV_SETTINGS \ 51 "kernel_addr_r=" KERNEL_ADDR_R "\0" \ 52 "fdt_addr_r=" FDT_ADDR_R "\0" \ 53 "ramdisk_addr_r=" RAMDISK_ADDR_R "\0" \ 54 "scriptaddr=" SCRIPT_ADDR_R "\0" \ 55 "pxefile_addr_r=" PXEFILE_ADDR_R "\0" 56 57 #include <config_distro_bootcmd.h> 58 59 /* 60 * The factory reset bootcommand on Omnia first sets all the front LEDs to green 61 * and then tries to load the rescue image from SPI flash memory and boot it 62 */ 63 #define TURRIS_OMNIA_BOOTCMD_RESCUE \ 64 "i2c dev 2; " \ 65 "i2c mw 0x2a.1 0x3 0x1c 1; " \ 66 "i2c mw 0x2a.1 0x4 0x1c 1; " \ 67 "mw.l 0x01000000 0x00ff000c; " \ 68 "i2c write 0x01000000 0x2a.1 0x5 4 -s; " \ 69 "setenv bootargs \"earlyprintk console=ttyS0,115200" \ 70 " omniarescue=$omnia_reset rescue_mode=$omnia_reset\"; " \ 71 "sf probe; " \ 72 "sf read 0x1000000 0x100000 0x700000; " \ 73 "lzmadec 0x1000000 0x1700000; " \ 74 "if gpio input gpio@71_4; then " \ 75 "bootm 0x1700000#sfp; " \ 76 "else " \ 77 "bootm 0x1700000; " \ 78 "fi; " \ 79 "bootz 0x1000000" 80 81 #define CFG_EXTRA_ENV_SETTINGS \ 82 RELOCATION_LIMITS_ENV_SETTINGS \ 83 LOAD_ADDRESS_ENV_SETTINGS \ 84 "fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \ 85 "console=ttyS0,115200\0" \ 86 "bootcmd_rescue=" TURRIS_OMNIA_BOOTCMD_RESCUE "\0" \ 87 BOOTENV 88 89 #endif /* CONFIG_XPL_BUILD */ 90 91 #endif /* _CONFIG_TURRIS_OMNIA_H */ 92