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spl: stm32f7: add kernel boot support
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1 /*
2 * (C) Copyright 2016
3 * Vikas Manocha, <vikas.manocha@st.com>
4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7
8 #ifndef __CONFIG_H
9 #define __CONFIG_H
10
11 #define CONFIG_SYS_FLASH_BASE 0x08000000
12 #define CONFIG_SYS_INIT_SP_ADDR 0x20050000
13
14 #ifdef CONFIG_SUPPORT_SPL
15 #define CONFIG_SYS_TEXT_BASE 0xC0000000
16 #else
17 #define CONFIG_SYS_TEXT_BASE CONFIG_SYS_FLASH_BASE
18 #endif
19
20 /*
21 * Configuration of the external SDRAM memory
22 */
23 #define CONFIG_NR_DRAM_BANKS 1
24 #define CONFIG_SYS_LOAD_ADDR 0xC0400000
25 #define CONFIG_LOADADDR 0xC0400000
26
27 #define CONFIG_SYS_MAX_FLASH_SECT 8
28 #define CONFIG_SYS_MAX_FLASH_BANKS 1
29
30 #define CONFIG_ENV_IS_NOWHERE
31 #define CONFIG_ENV_SIZE (8 << 10)
32
33 #define CONFIG_STM32_FLASH
34 #define CONFIG_STM32X7_SERIAL
35
36 #define CONFIG_DW_GMAC_DEFAULT_DMA_PBL (8)
37 #define CONFIG_DW_ALTDESCRIPTOR
38 #define CONFIG_MII
39 #define CONFIG_PHY_SMSC
40
41 #define CONFIG_STM32_HSE_HZ 25000000
42 #define CONFIG_SYS_CLK_FREQ 200000000 /* 200 MHz */
43 #define CONFIG_SYS_HZ_CLOCK 1000000 /* Timer is clocked at 1MHz */
44
45 #define CONFIG_CMDLINE_TAG
46 #define CONFIG_SETUP_MEMORY_TAGS
47 #define CONFIG_INITRD_TAG
48 #define CONFIG_REVISION_TAG
49
50 #define CONFIG_SYS_CBSIZE 1024
51 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
52 + sizeof(CONFIG_SYS_PROMPT) + 16)
53
54 #define CONFIG_SYS_MAXARGS 16
55 #define CONFIG_SYS_MALLOC_LEN (1 * 1024 * 1024)
56
57 #define CONFIG_BOOTARGS \
58 "console=ttyS0,115200 earlyprintk consoleblank=0 ignore_loglevel"
59 #define CONFIG_BOOTCOMMAND \
60 "run bootcmd_romfs"
61
62 #define CONFIG_EXTRA_ENV_SETTINGS \
63 "bootargs_romfs=uclinux.physaddr=0x08180000 root=/dev/mtdblock0\0" \
64 "bootcmd_romfs=setenv bootargs ${bootargs} ${bootargs_romfs};" \
65 "bootm 0x08044000 - 0x08042000\0"
66
67
68 /*
69 * Command line configuration.
70 */
71 #define CONFIG_SYS_LONGHELP
72 #define CONFIG_AUTO_COMPLETE
73 #define CONFIG_CMDLINE_EDITING
74 #define CONFIG_CMD_CACHE
75 #define CONFIG_BOARD_LATE_INIT
76 #define CONFIG_DISPLAY_BOARDINFO
77
78 /* For SPL */
79 #ifdef CONFIG_SUPPORT_SPL
80 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR
81 #define CONFIG_SPL_FRAMEWORK
82 #define CONFIG_SPL_BOARD_INIT
83 #define CONFIG_SPL_TEXT_BASE CONFIG_SYS_FLASH_BASE
84 #define CONFIG_SYS_MONITOR_LEN (512 * 1024)
85 #define CONFIG_SYS_SPL_LEN 0x00008000
86 #define CONFIG_SYS_UBOOT_START 0XC00003FD
87 #define CONFIG_SYS_UBOOT_BASE (CONFIG_SYS_FLASH_BASE + \
88 CONFIG_SYS_SPL_LEN)
89
90 #define CONFIG_SYS_OS_BASE 0x08040000
91 /* DT blob (fdt) address */
92 #define CONFIG_SYS_SPL_ARGS_ADDR 0xC0000100
93 #define CONFIG_SYS_FDT_BASE (CONFIG_SYS_FLASH_BASE + \
94 0x1C0000)
95 #define CONFIG_SYS_FDT_SIZE (20*1024)
96 #endif
97 /* For SPL ends */
98
99 #endif /* __CONFIG_H */