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Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +00001/*
2 * (C) Copyright 2011, Stefan Kristiansson, stefan.kristianssons@saunalahti.fi
3 *
Wolfgang Denkbd8ec7e2013-10-07 13:07:26 +02004 * SPDX-License-Identifier: GPL-2.0+
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +00005 */
6
7#ifndef __CONFIG_H
8#define __CONFIG_H
9
10/*
11 * BOARD/CPU
12 */
13
14#define CONFIG_SYS_CLK_FREQ 50000000
15#define CONFIG_SYS_RESET_ADDR 0x00000100
16
17#define CONFIG_SYS_SDRAM_BASE 0x00000000
18#define CONFIG_SYS_SDRAM_SIZE 0x02000000
19
20#define CONFIG_SYS_CACHELINE_SIZE 16
21
22#define CONFIG_SYS_UART_BASE 0x90000000
23#define CONFIG_SYS_UART_FREQ CONFIG_SYS_CLK_FREQ
24#define CONFIG_SYS_UART_BAUD 115200
25
26#define CONFIG_BOARD_NAME "OpenRISC Generic"
27
28#define CONFIG_SYS_NO_FLASH
29#define CONFIG_SYS_MAX_FLASH_SECT 0
30
31/*
32 * SERIAL
33 */
34# define CONFIG_SYS_NS16550
35# define CONFIG_SYS_NS16550_SERIAL
36# define CONFIG_SYS_NS16550_REG_SIZE 1
37# define CONFIG_CONS_INDEX 1
38# define CONFIG_SYS_NS16550_COM1 (0x90000000)
39# define CONFIG_SYS_NS16550_CLK CONFIG_SYS_CLK_FREQ
40
41#define CONFIG_BAUDRATE CONFIG_SYS_UART_BAUD
42#define CONFIG_SYS_BAUDRATE_TABLE {CONFIG_BAUDRATE}
43#define CONFIG_SYS_CONSOLE_INFO_QUIET /* Suppress console info */
44#define CONSOLE_ARG "console=console=ttyS0,115200\0"
45
46/*
47 * Ethernet
48 */
49#define CONFIG_ETHOC
50#define CONFIG_SYS_ETHOC_BASE 0x92000000
51
52#define CONFIG_BOOTFILE "boot.img"
53#define CONFIG_LOADADDR 0x100000 /* 1MB mark */
54
55/*
56 * TIMER
57 */
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +000058#define CONFIG_SYS_OPENRISC_TMR_HZ 100
59
60/*
61 * Memory organisation:
62 *
63 * RAM start ---------------------------
64 * | ... |
65 * ---------------------------
66 * | Stack |
67 * ---------------------------
68 * | Global data |
69 * ---------------------------
70 * | Environment |
71 * ---------------------------
72 * | Monitor |
73 * RAM end ---------------------------
74 */
75/* We're running in RAM */
76#define CONFIG_MONITOR_IS_IN_RAM
77#define CONFIG_SYS_MONITOR_LEN 0x40000 /* Reserve 256k */
78#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_SDRAM_BASE + \
79 CONFIG_SYS_SDRAM_SIZE - \
80 CONFIG_SYS_MONITOR_LEN)
81
82#define CONFIG_ENV_IS_NOWHERE
83#define CONFIG_ENV_SIZE 0x20000 /* Total Size of Environment, 128KB */
84#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
85
86/*
87 * Global data object and stack pointer
88 */
89#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_ENV_ADDR \
90 - GENERATED_GBL_DATA_SIZE)
91#define CONFIG_SYS_GBL_DATA_ADDR CONFIG_SYS_GBL_DATA_OFFSET
92#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
93#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
94#define CONFIG_SYS_STACK_LENGTH 0x10000 /* 64KB */
95#define CONFIG_SYS_MALLOC_LEN 0x400000 /* 4MB */
96#define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_INIT_SP_OFFSET \
97 - CONFIG_SYS_STACK_LENGTH \
98 - CONFIG_SYS_MALLOC_LEN)
99/*
100 * MISC
101 */
102#define CONFIG_SYS_LONGHELP /* Provide extended help */
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +0000103#define CONFIG_SYS_CBSIZE 256 /* Console I/O buf size */
104#define CONFIG_SYS_MAXARGS 16 /* Max command args */
105#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Bootarg buf size */
106#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
107 sizeof(CONFIG_SYS_PROMPT) + \
108 16) /* Print buf size */
109#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE
110#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x2000)
111#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_INIT_SP_ADDR - 0x20000)
112#define CONFIG_CMDLINE_EDITING
113
114/*
115 * Command line configuration.
116 */
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +0000117#define CONFIG_CMD_IRQ
118#define CONFIG_CMD_ELF
119#define CONFIG_CMD_BSP
120
121#define CONFIG_CMD_MII
122#define CONFIG_CMD_DHCP
123#define CONFIG_CMD_PING
124
125#define CONFIG_OF_LIBFDT
126#define CONFIG_LMB
127
128/*
129 * BOOTP options
130 */
131#define CONFIG_BOOTP_BOOTFILESIZE
132#define CONFIG_BOOTP_BOOTPATH
133#define CONFIG_BOOTP_GATEWAY
134#define CONFIG_BOOTP_HOSTNAME
135
136
137#endif /* __CONFIG_H */