include/configs/mt8518.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Configuration for MediaTek MT8518 SoC
   4  *
   5  * Copyright (C) 2019 MediaTek Inc.
   6  * Author: Mingming Lee <mingming.lee@mediatek.com>
   7  */
   8
   9 #ifndef __MT8518_H
  10 #define __MT8518_H
  11
  12 #include <linux/sizes.h>
  13
  14 /* Machine ID */
  15 #define CONFIG_SYS_NONCACHED_MEMORY             SZ_1M
  16
  17 #define CONFIG_CPU_ARMV8
  18
  19 #define COUNTER_FREQUENCY                       13000000
  20
  21 /* DRAM definition */
  22 #define CONFIG_SYS_SDRAM_BASE                   0x40000000
  23 #define CONFIG_SYS_SDRAM_SIZE                   0x20000000
  24
  25 #define CONFIG_SYS_LOAD_ADDR                    0x41000000
  26 #define CONFIG_LOADADDR                         CONFIG_SYS_LOAD_ADDR
  27
  28 #define CONFIG_SYS_MALLOC_LEN                   SZ_32M
  29 #define CONFIG_SYS_BOOTM_LEN                    SZ_64M
  30
  31 /* Uboot definition */
  32 #define CONFIG_SYS_UBOOT_START                  CONFIG_SYS_TEXT_BASE
  33 #define CONFIG_SYS_INIT_SP_ADDR                 (CONFIG_SYS_TEXT_BASE + \
  34                                                 SZ_2M - \
  35                                                 GENERATED_GBL_DATA_SIZE)
  36
  37 /* ENV Setting */
  38 #if defined(CONFIG_MMC_MTK)
  39 #define CONFIG_SYS_MMC_ENV_DEV                  0
  40 #define CONFIG_ENV_OVERWRITE
  41
  42 /* MMC offset in block unit,and block size is 0x200 */
  43 #define ENV_BOOT_READ_IMAGE \
  44         "boot_rd_img=mmc dev 0" \
  45         ";mmc read ${loadaddr} 0x27400 0x4000" \
  46         ";iminfo ${loadaddr}\0"
  47 #endif
  48
  49 /* Console configuration */
  50 #define ENV_DEVICE_SETTINGS \
  51         "stdin=serial\0" \
  52         "stdout=serial\0" \
  53         "stderr=serial\0"
  54
  55 #define ENV_BOOT_CMD \
  56         "mtk_boot=run boot_rd_img;bootm;\0"
  57
  58 #define CONFIG_EXTRA_ENV_SETTINGS \
  59         "fdt_high=0x6c000000\0" \
  60         ENV_DEVICE_SETTINGS \
  61         ENV_BOOT_READ_IMAGE \
  62         ENV_BOOT_CMD \
  63         "bootcmd=run mtk_boot;\0" \
  64
  65 #endif