1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * SPL definitions for the i.MX7 SPL 4 * 5 * (C) Copyright 2017 CompuLab, Ltd. http://www.compulab.com 6 * 7 * Author: Uri Mashiach <uri.mashiach@compulab.co.il> 8 */ 9 10#ifndef __IMX7_SPL_CONFIG_H 11#define __IMX7_SPL_CONFIG_H 12 13#ifdef CONFIG_SPL 14/* 15 * see figure 6-22 in i.MX 7Dual/Solo Reference manuals: 16 * - IMX7D/S OCRAM free area RAM (OCRAM) is from 0x00910000 to 17 * 0x00946C00. 18 * - Set the stack at the end of the free area section, at 0x00946BB8. 19 * - The BOOT ROM loads what they consider the firmware image 20 * which consists of a 4K header in front of us that contains the IVT, DCD 21 * and some padding thus 'our' max size is really 0x00946BB8 - 0x00911000. 22 * 64KB is more then enough for the SPL. 23 */ 24#define CONFIG_SPL_MAX_SIZE 0x10000 25#define CONFIG_SPL_STACK 0x00946BB8 26/* 27 * Pad SPL to 68KB (4KB header + 64KB max size). This allows to write the 28 * SPL/U-Boot combination generated with u-boot-with-spl.imx directly to a 29 * boot media (given that boot media specific offset is configured properly). 30 */ 31#define CONFIG_SPL_PAD_TO 0x11000 32 33/* MMC support */ 34#if defined(CONFIG_SPL_MMC_SUPPORT) 35#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 36#define CONFIG_SYS_MONITOR_LEN 409600 /* 400 KB */ 37#endif 38 39/* Define the payload for FAT/EXT support */ 40#if defined(CONFIG_SPL_FS_FAT) || defined(CONFIG_SPL_FS_EXT4) 41# ifdef CONFIG_OF_CONTROL 42# define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot-dtb.img" 43# else 44# define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 45# endif 46#endif 47 48#define CONFIG_SPL_BSS_START_ADDR 0x88200000 49#define CONFIG_SPL_BSS_MAX_SIZE 0x100000 /* 1 MB */ 50#define CONFIG_SYS_SPL_MALLOC_START 0x88300000 51#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 /* 1 MB */ 52 53#endif /* CONFIG_SPL */ 54 55#endif /* __IMX7_SPL_CONFIG_H */ 56