1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2005, Psyent Corporation <www.psyent.com>
4  * Scott McNutt <smcnutt@psyent.com>
5  * (C) Copyright 2010, Thomas Chou <thomas@wytron.com.tw>
6  */
7 
8 #ifndef __CONFIG_H
9 #define __CONFIG_H
10 
11 /*
12  * BOARD/CPU
13  */
14 
15 /*
16  * SERIAL
17  */
18 
19 /*
20  * CFI Flash
21  */
22 #define CONFIG_SYS_CFI_FLASH_STATUS_POLL /* fix amd flash issue */
23 #define CONFIG_SYS_MAX_FLASH_BANKS_DETECT	1
24 #define CONFIG_SYS_MAX_FLASH_SECT	512
25 
26 /*
27  * NET options
28  */
29 #define CONFIG_SYS_RX_ETH_BUFFER	0
30 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
31 
32 /*
33  * BOOTP options
34  */
35 #define CONFIG_BOOTP_BOOTFILESIZE
36 
37 /*
38  * FDT options
39  */
40 #define CONFIG_LMB
41 
42 /*
43  * MEMORY ORGANIZATION
44  * -Monitor at top of sdram.
45  * -The heap is placed below the monitor
46  * -The stack is placed below the heap (&grows down).
47  */
48 #define CONFIG_SYS_SDRAM_BASE		0xD0000000
49 #define CONFIG_SYS_SDRAM_SIZE		0x08000000
50 #define CONFIG_MONITOR_IS_IN_RAM
51 #define CONFIG_SYS_MONITOR_LEN		0x80000	/* Reserve 512k */
52 #define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_SDRAM_BASE + \
53 					 CONFIG_SYS_SDRAM_SIZE - \
54 					 CONFIG_SYS_MONITOR_LEN)
55 #define CONFIG_SYS_MALLOC_LEN		0x20000
56 
57 /*
58  * ENVIRONMENT -- Put environment in sector CONFIG_SYS_MONITOR_LEN above
59  * CONFIG_SYS_RESET_ADDR, since we assume the monitor is stored at the
60  * reset address, no? This will keep the environment in user region
61  * of flash. NOTE: the monitor length must be multiple of sector size
62  * (which is common practice).
63  */
64 
65 #define CONFIG_ENV_SIZE			0x20000	/* 128k, 1 sector */
66 #define CONFIG_ENV_OVERWRITE		/* Serial change Ok	*/
67 #define CONFIG_ENV_ADDR			(0xe2800000 + CONFIG_SYS_MONITOR_LEN)
68 
69 /*
70  * MISC
71  */
72 #define CONFIG_SYS_LOAD_ADDR		0xd4000000	/* Half of RAM */
73 #define CONFIG_LOADADDR			CONFIG_SYS_LOAD_ADDR
74 #define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
75 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MONITOR_BASE - \
76 					 CONFIG_ENV_SIZE - \
77 					 CONFIG_SYS_MALLOC_LEN -	\
78 					 0x10000)
79 
80 #endif /* __CONFIG_H */
81