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Dirk Eibachd494cdb2019-03-29 10:18:19 +01001/*
2 * (C) Copyright 2015
3 * Dirk Eibach, Guntermann & Drunck GmbH, eibach@gdsys.de
4 *
5 *
6 * SPDX-License-Identifier: GPL-2.0+
7 */
8
9#ifndef __CONFIG_H
10#define __CONFIG_H
11
12/*
13 * DDR Setup
14 */
15#define CONFIG_SYS_SDRAM_BASE 0x00000000 /* DDR is system memory */
16/* TODO: Check: Can this be unified with CONFIG_SYS_SDRAM_BASE? */
17#define CONFIG_SYS_DDR_SDRAM_BASE CONFIG_SYS_SDRAM_BASE
18
19/*
20 * Memory test
21 * TODO: Migrate!
22 */
23#define CONFIG_SYS_MEMTEST_START 0x00001000 /* memtest region */
24#define CONFIG_SYS_MEMTEST_END 0x07e00000
25
26/*
27 * The reserved memory
28 */
29#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* start of monitor */
30
31#define CONFIG_SYS_MONITOR_LEN (512 * 1024) /* Reserve 512 kB for Mon */
32#define CONFIG_SYS_MALLOC_LEN (512 * 1024) /* Reserved for malloc */
33
34/*
35 * Initial RAM Base Address Setup
36 */
37#define CONFIG_SYS_INIT_RAM_LOCK
38#define CONFIG_SYS_INIT_RAM_ADDR 0xE6000000 /* Initial RAM address */
39#define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in RAM */
40#define CONFIG_SYS_GBL_DATA_OFFSET \
41 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
42
43/*
44 * FLASH on the Local Bus
45 */
46#define CONFIG_SYS_FLASH_BASE 0xFE000000 /* FLASH base address */
47#define CONFIG_SYS_FLASH_SIZE 8 /* FLASH size is up to 8M */
48
49#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* number of banks */
50#define CONFIG_SYS_MAX_FLASH_SECT 135
51
52#define CONFIG_SYS_BAUDRATE_TABLE \
53 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
54
55/*
56 * Environment
57 */
Dirk Eibachd494cdb2019-03-29 10:18:19 +010058
59#define CONFIG_LOADS_ECHO /* echo on for serial download */
60#define CONFIG_SYS_LOADS_BAUD_CHANGE /* allow baudrate change */
61
62/*
63 * Miscellaneous configurable options
64 */
65#define CONFIG_SYS_LOAD_ADDR 0x2000000 /* default load address */
66#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1ms ticks */
67
68#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
69
70/* Print Buffer Size */
71#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
72#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
73#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
74
75/*
76 * For booting Linux, the board info and command line data
77 * have to be in the first 256 MB of memory, since this is
78 * the maximum mapped by the Linux kernel during initialization.
79 */
80#define CONFIG_SYS_BOOTMAPSZ (256 << 20) /* Initial Memory map for Linux */
81
82/*
83 * Environment Configuration
84 */
85#define CONFIG_ENV_OVERWRITE
86
87#define CONFIG_HAS_ETH0
88#define CONFIG_HAS_ETH1
89
90#define CONFIG_LOADADDR 800000 /* default location for tftp and bootm */
91
92/* TODO: Turn into string option and migrate to Kconfig */
93#define CONFIG_HOSTNAME "gazerbeam"
94#define CONFIG_ROOTPATH "/opt/nfsroot"
95#define CONFIG_BOOTFILE "uImage"
96
Dirk Eibachd494cdb2019-03-29 10:18:19 +010097#define CONFIG_EXTRA_ENV_SETTINGS \
98 "netdev=eth0\0" \
99 "consoledev=ttyS1\0" \
100 "u-boot=u-boot.bin\0" \
101 "kernel_addr=1000000\0" \
102 "fdt_addr=C00000\0" \
103 "fdtfile=hrcon.dtb\0" \
104 "load=tftp ${loadaddr} ${u-boot}\0" \
105 "update=protect off " __stringify(CONFIG_SYS_MONITOR_BASE) \
106 " +${filesize};era " __stringify(CONFIG_SYS_MONITOR_BASE)\
107 " +${filesize};cp.b ${fileaddr} " \
108 __stringify(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0" \
109 "upd=run load update\0" \
110
111#define CONFIG_NFSBOOTCOMMAND \
112 "setenv bootargs root=/dev/nfs rw " \
113 "nfsroot=$serverip:$rootpath " \
114 "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
115 "console=$consoledev,$baudrate $othbootargs;" \
116 "tftp ${kernel_addr} $bootfile;" \
117 "tftp ${fdt_addr} $fdtfile;" \
118 "bootm ${kernel_addr} - ${fdt_addr}"
119
120#define CONFIG_MMCBOOTCOMMAND \
121 "setenv bootargs root=/dev/mmcblk0p3 rw rootwait " \
122 "console=$consoledev,$baudrate $othbootargs;" \
123 "ext2load mmc 0:2 ${kernel_addr} $bootfile;" \
124 "ext2load mmc 0:2 ${fdt_addr} $fdtfile;" \
125 "bootm ${kernel_addr} - ${fdt_addr}"
126
127#define CONFIG_BOOTCOMMAND CONFIG_MMCBOOTCOMMAND
128
129#endif /* __CONFIG_H */