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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 */
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +000013#define CONFIG_SYS_CLK_FREQ 50000000
14#define CONFIG_SYS_RESET_ADDR 0x00000100
15
16#define CONFIG_SYS_SDRAM_BASE 0x00000000
17#define CONFIG_SYS_SDRAM_SIZE 0x02000000
18
19#define CONFIG_SYS_CACHELINE_SIZE 16
20
21#define CONFIG_SYS_UART_BASE 0x90000000
22#define CONFIG_SYS_UART_FREQ CONFIG_SYS_CLK_FREQ
23#define CONFIG_SYS_UART_BAUD 115200
24
25#define CONFIG_BOARD_NAME "OpenRISC Generic"
26
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +000027#define CONFIG_SYS_MAX_FLASH_SECT 0
28
29/*
30 * SERIAL
31 */
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +000032# define CONFIG_SYS_NS16550_SERIAL
33# define CONFIG_SYS_NS16550_REG_SIZE 1
34# define CONFIG_CONS_INDEX 1
35# define CONFIG_SYS_NS16550_COM1 (0x90000000)
36# define CONFIG_SYS_NS16550_CLK CONFIG_SYS_CLK_FREQ
37
38#define CONFIG_BAUDRATE CONFIG_SYS_UART_BAUD
39#define CONFIG_SYS_BAUDRATE_TABLE {CONFIG_BAUDRATE}
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +000040#define CONSOLE_ARG "console=console=ttyS0,115200\0"
41
42/*
43 * Ethernet
44 */
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +000045#define CONFIG_SYS_ETHOC_BASE 0x92000000
46
47#define CONFIG_BOOTFILE "boot.img"
48#define CONFIG_LOADADDR 0x100000 /* 1MB mark */
49
50/*
51 * TIMER
52 */
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +000053#define CONFIG_SYS_OPENRISC_TMR_HZ 100
54
55/*
56 * Memory organisation:
57 *
58 * RAM start ---------------------------
59 * | ... |
60 * ---------------------------
61 * | Stack |
62 * ---------------------------
63 * | Global data |
64 * ---------------------------
65 * | Environment |
66 * ---------------------------
67 * | Monitor |
68 * RAM end ---------------------------
69 */
70/* We're running in RAM */
71#define CONFIG_MONITOR_IS_IN_RAM
72#define CONFIG_SYS_MONITOR_LEN 0x40000 /* Reserve 256k */
73#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_SDRAM_BASE + \
74 CONFIG_SYS_SDRAM_SIZE - \
75 CONFIG_SYS_MONITOR_LEN)
76
77#define CONFIG_ENV_IS_NOWHERE
78#define CONFIG_ENV_SIZE 0x20000 /* Total Size of Environment, 128KB */
79#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
80
81/*
82 * Global data object and stack pointer
83 */
84#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_ENV_ADDR \
85 - GENERATED_GBL_DATA_SIZE)
86#define CONFIG_SYS_GBL_DATA_ADDR CONFIG_SYS_GBL_DATA_OFFSET
87#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
88#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
89#define CONFIG_SYS_STACK_LENGTH 0x10000 /* 64KB */
90#define CONFIG_SYS_MALLOC_LEN 0x400000 /* 4MB */
91#define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_INIT_SP_OFFSET \
92 - CONFIG_SYS_STACK_LENGTH \
93 - CONFIG_SYS_MALLOC_LEN)
94/*
95 * MISC
96 */
97#define CONFIG_SYS_LONGHELP /* Provide extended help */
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +000098#define CONFIG_SYS_CBSIZE 256 /* Console I/O buf size */
99#define CONFIG_SYS_MAXARGS 16 /* Max command args */
100#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Bootarg buf size */
101#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
102 sizeof(CONFIG_SYS_PROMPT) + \
103 16) /* Print buf size */
104#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE
105#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x2000)
106#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_INIT_SP_ADDR - 0x20000)
107#define CONFIG_CMDLINE_EDITING
108
109/*
110 * Command line configuration.
111 */
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +0000112#define CONFIG_CMD_IRQ
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +0000113#define CONFIG_CMD_BSP
114
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +0000115#define CONFIG_LMB
116
117/*
118 * BOOTP options
119 */
120#define CONFIG_BOOTP_BOOTFILESIZE
121#define CONFIG_BOOTP_BOOTPATH
122#define CONFIG_BOOTP_GATEWAY
123#define CONFIG_BOOTP_HOSTNAME
124
Stefan Kristiansson0e65f1a2011-11-26 19:04:55 +0000125#endif /* __CONFIG_H */