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Dirk Eibach8fc40842019-03-29 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 */
Dirk Eibach8fc40842019-03-29 10:18:19 +010023
24/*
25 * The reserved memory
26 */
Dirk Eibach8fc40842019-03-29 10:18:19 +010027
28#define CONFIG_SYS_MONITOR_LEN (512 * 1024) /* Reserve 512 kB for Mon */
Dirk Eibach8fc40842019-03-29 10:18:19 +010029
30/*
31 * Initial RAM Base Address Setup
32 */
Dirk Eibach8fc40842019-03-29 10:18:19 +010033#define CONFIG_SYS_INIT_RAM_ADDR 0xE6000000 /* Initial RAM address */
34#define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in RAM */
Dirk Eibach8fc40842019-03-29 10:18:19 +010035
36/*
37 * FLASH on the Local Bus
38 */
39#define CONFIG_SYS_FLASH_BASE 0xFE000000 /* FLASH base address */
40#define CONFIG_SYS_FLASH_SIZE 8 /* FLASH size is up to 8M */
41
Dirk Eibach8fc40842019-03-29 10:18:19 +010042#define CONFIG_SYS_BAUDRATE_TABLE \
43 {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
44
45/*
46 * Environment
47 */
Dirk Eibach8fc40842019-03-29 10:18:19 +010048
49#define CONFIG_LOADS_ECHO /* echo on for serial download */
50#define CONFIG_SYS_LOADS_BAUD_CHANGE /* allow baudrate change */
51
52/*
53 * Miscellaneous configurable options
54 */
Dirk Eibach8fc40842019-03-29 10:18:19 +010055
Dirk Eibach8fc40842019-03-29 10:18:19 +010056/*
57 * For booting Linux, the board info and command line data
58 * have to be in the first 256 MB of memory, since this is
59 * the maximum mapped by the Linux kernel during initialization.
60 */
61#define CONFIG_SYS_BOOTMAPSZ (256 << 20) /* Initial Memory map for Linux */
62
63/*
64 * Environment Configuration
65 */
Dirk Eibach8fc40842019-03-29 10:18:19 +010066
Dirk Eibach8fc40842019-03-29 10:18:19 +010067/* TODO: Turn into string option and migrate to Kconfig */
68#define CONFIG_HOSTNAME "gazerbeam"
69#define CONFIG_ROOTPATH "/opt/nfsroot"
Dirk Eibach8fc40842019-03-29 10:18:19 +010070
Dirk Eibach8fc40842019-03-29 10:18:19 +010071#define CONFIG_EXTRA_ENV_SETTINGS \
72 "netdev=eth0\0" \
73 "consoledev=ttyS1\0" \
74 "u-boot=u-boot.bin\0" \
75 "kernel_addr=1000000\0" \
76 "fdt_addr=C00000\0" \
77 "fdtfile=hrcon.dtb\0" \
78 "load=tftp ${loadaddr} ${u-boot}\0" \
79 "update=protect off " __stringify(CONFIG_SYS_MONITOR_BASE) \
80 " +${filesize};era " __stringify(CONFIG_SYS_MONITOR_BASE)\
81 " +${filesize};cp.b ${fileaddr} " \
82 __stringify(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0" \
83 "upd=run load update\0" \
84
Dirk Eibach8fc40842019-03-29 10:18:19 +010085#endif /* __CONFIG_H */