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"Das U-Boot" Source Tree
1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright (C) 2016 Freescale Semiconductor, Inc.
4 *
5 * Configuration settings for the Embedded Artists i.MX7ULP COM board.
6 */
7
8#ifndef __MX7ULP_COM_CONFIG_H
9#define __MX7ULP_COM_CONFIG_H
10
11#include <linux/sizes.h>
12#include <asm/arch/imx-regs.h>
13
14#ifdef CONFIG_SPL
15#include "imx7ulp_spl.h"
16#endif
17
18/* Using ULP WDOG for reset */
19#define WDOG_BASE_ADDR WDG1_RBASE
20
21#define CFG_SYS_HZ_CLOCK 1000000 /* Fixed at 1MHz from TSTMR */
22
23/* UART */
24#define LPUART_BASE LPUART4_RBASE
25
26/* Physical Memory Map */
27
28#define PHYS_SDRAM 0x60000000
29#define CFG_SYS_SDRAM_BASE PHYS_SDRAM
30
31#define CFG_EXTRA_ENV_SETTINGS \
32 "image=zImage\0" \
33 "console=ttyLP0\0" \
34 "fdt_high=0xffffffff\0" \
35 "initrd_high=0xffffffff\0" \
36 "fdt_file=imx7ulp-com.dtb\0" \
37 "fdt_addr=0x63000000\0" \
38 "mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
39 "mmcpart=1\0" \
40 "mmcroot=/dev/mmcblk0p2 rootwait rw\0" \
41 "mmcargs=setenv bootargs console=${console},${baudrate} " \
42 "root=${mmcroot}\0" \
43 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
44 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
45 "mmcboot=echo Booting from mmc ...; " \
46 "run mmcargs; " \
47 "if run loadfdt; then " \
48 "bootz ${loadaddr} - ${fdt_addr}; " \
49 "fi;\0" \
50
51#define CFG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR
52#define CFG_SYS_INIT_RAM_SIZE SZ_256K
53
54#endif /* __CONFIG_H */