1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Configuration for MediaTek MT7623 SoC 4 * 5 * Copyright (C) 2018 MediaTek Inc. 6 * Author: Weijie Gao <weijie.gao@mediatek.com> 7 */ 8 9 #ifndef __MT7623_H 10 #define __MT7623_H 11 12 #include <linux/sizes.h> 13 14 /* Miscellaneous configurable options */ 15 #define CONFIG_SETUP_MEMORY_TAGS 16 #define CONFIG_INITRD_TAG 17 #define CONFIG_CMDLINE_TAG 18 19 #define CONFIG_SYS_MAXARGS 8 20 #define CONFIG_SYS_BOOTM_LEN SZ_64M 21 #define CONFIG_SYS_CBSIZE SZ_1K 22 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 23 sizeof(CONFIG_SYS_PROMPT) + 16) 24 25 /* Size of malloc() pool */ 26 #define CONFIG_SYS_MALLOC_LEN SZ_4M 27 #define CONFIG_SYS_NONCACHED_MEMORY SZ_1M 28 29 /* Environment */ 30 31 /* Preloader -> Uboot */ 32 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE + SZ_2M - \ 33 GENERATED_GBL_DATA_SIZE) 34 35 /* UBoot -> Kernel */ 36 #define CONFIG_LOADADDR 0x84000000 37 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 38 39 /* MMC */ 40 #define MMC_SUPPORTS_TUNING 41 42 /* DRAM */ 43 #define CONFIG_SYS_SDRAM_BASE 0x80000000 44 45 /* This is needed for kernel booting */ 46 #define FDT_HIGH "0xac000000" 47 48 #define ENV_MEM_LAYOUT_SETTINGS \ 49 "fdt_high=" FDT_HIGH "\0" \ 50 "kernel_addr_r=0x84000000\0" \ 51 "fdt_addr_r=" FDT_HIGH "\0" \ 52 "fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0" 53 54 /* Ethernet */ 55 #define CONFIG_IPADDR 192.168.1.1 56 #define CONFIG_SERVERIP 192.168.1.2 57 58 #ifdef CONFIG_DISTRO_DEFAULTS 59 60 #define BOOT_TARGET_DEVICES(func) \ 61 func(MMC, mmc, 1) 62 63 #include <config_distro_bootcmd.h> 64 65 /* Extra environment variables */ 66 #define CONFIG_EXTRA_ENV_SETTINGS \ 67 ENV_MEM_LAYOUT_SETTINGS \ 68 BOOTENV 69 70 #endif /* ifdef CONFIG_DISTRO_DEFAULTS*/ 71 72 #endif 73