blob: f6e173d7d53ac7c97ed008994c28469cc0179e27 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
|
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2016 Freescale Semiconductor, Inc.
*
* Configuration settings for the Embedded Artists i.MX7ULP COM board.
*/
#ifndef __MX7ULP_COM_CONFIG_H
#define __MX7ULP_COM_CONFIG_H
#include <linux/sizes.h>
#include <asm/arch/imx-regs.h>
#define CONFIG_BOARD_POSTCLK_INIT
#define CONFIG_SYS_BOOTM_LEN 0x1000000
/*
* Detect overlap between U-Boot image and environment area in build-time
*
* CONFIG_BOARD_SIZE_LIMIT = CONFIG_ENV_OFFSET - u-boot-dtb.imx offset
* CONFIG_BOARD_SIZE_LIMIT = 768k - 1k = 767k = 785408
*
* Currently CONFIG_BOARD_SIZE_LIMIT does not handle expressions, so
* write the direct value here
*/
#define CONFIG_BOARD_SIZE_LIMIT 785408
#define CONFIG_SYS_MMC_ENV_DEV 0
#define CONFIG_MMCROOT "/dev/mmcblk0p2"
#define CONFIG_SYS_MMC_IMG_LOAD_PART 1
/* Using ULP WDOG for reset */
#define WDOG_BASE_ADDR WDG1_RBASE
#define CONFIG_SYS_HZ_CLOCK 1000000 /* Fixed at 1MHz from TSTMR */
#define CONFIG_INITRD_TAG
#define CONFIG_CMDLINE_TAG
#define CONFIG_SETUP_MEMORY_TAGS
/* Size of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN (8 * SZ_1M)
/* UART */
#define LPUART_BASE LPUART4_RBASE
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
/* Physical Memory Map */
#define PHYS_SDRAM 0x60000000
#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM
#define CONFIG_LOADADDR 0x60800000
#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START + SZ_512M)
#define CONFIG_EXTRA_ENV_SETTINGS \
"image=zImage\0" \
"console=ttyLP0\0" \
"fdt_high=0xffffffff\0" \
"initrd_high=0xffffffff\0" \
"fdt_file=imx7ulp-com.dtb\0" \
"fdt_addr=0x63000000\0" \
"mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
"mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \
"mmcroot=" CONFIG_MMCROOT " rootwait rw\0" \
"mmcargs=setenv bootargs console=${console},${baudrate} " \
"root=${mmcroot}\0" \
"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \
"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
"mmcboot=echo Booting from mmc ...; " \
"run mmcargs; " \
"if run loadfdt; then " \
"bootz ${loadaddr} - ${fdt_addr}; " \
"fi;\0" \
#define CONFIG_BOOTCOMMAND \
"if run loadimage; then " \
"run mmcboot; " \
"fi; " \
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
#define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR
#define CONFIG_SYS_INIT_RAM_SIZE SZ_256K
#define CONFIG_SYS_INIT_SP_OFFSET \
(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_ADDR \
(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
#if !CONFIG_IS_ENABLED(SYS_DCACHE_OFF)
#define CONFIG_CMD_CACHE
#endif
#define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW)
#endif /* __CONFIG_H */
|
