u-boot/include/configs/mt7623.h
Weijie Gao 361e13f1d5 arm: MediaTek: add basic support for MT7623 boards
This adds a general board file based on MT7623 SoCs from MediaTek.

As this u-boot is loaded by MTK proprietary preloader, there is no
low level initializtion codes.

Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Tested-by: Matthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2018-11-28 23:04:50 -05:00

56 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Configuration for MediaTek MT7623 SoC
*
* Copyright (C) 2018 MediaTek Inc.
* Author: Weijie Gao <weijie.gao@mediatek.com>
*/
#ifndef __MT7623_H
#define __MT7623_H
#include <linux/sizes.h>
/* Miscellaneous configurable options */
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
#define CONFIG_CMDLINE_TAG
#define CONFIG_SYS_MAXARGS 8
#define CONFIG_SYS_BOOTM_LEN SZ_64M
#define CONFIG_SYS_CBSIZE SZ_1K
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
sizeof(CONFIG_SYS_PROMPT) + 16)
/* Size of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN SZ_4M
/* Environment */
#define CONFIG_ENV_SIZE SZ_4K
/* Allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
/* Preloader -> Uboot */
#define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE + SZ_2M - \
GENERATED_GBL_DATA_SIZE)
/* UBoot -> Kernel */
#define CONFIG_LOADADDR 0x84000000
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
/* MMC */
#define MMC_SUPPORTS_TUNING
#define CONFIG_SUPPORT_EMMC_BOOT
/* DRAM */
#define CONFIG_SYS_SDRAM_BASE 0x80000000
/* This is neede for kernel booting */
#define FDT_HIGH "fdt_high=0xac000000\0"
/* Extra environment variables */
#define CONFIG_EXTRA_ENV_SETTINGS \
FDT_HIGH
#endif