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      1 /* SPDX-License-Identifier: GPL-2.0+ */
      2 /*
      3  * (C) Copyright 2005, Psyent Corporation <www.psyent.com>
      4  * Scott McNutt <smcnutt (at) psyent.com>
      5  * (C) Copyright 2010, Thomas Chou <thomas (at) 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_FLASH_CFI_DRIVER
     23 #define CONFIG_SYS_CFI_FLASH_STATUS_POLL /* fix amd flash issue */
     24 #define CONFIG_SYS_FLASH_CFI
     25 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
     26 #define CONFIG_SYS_FLASH_PROTECTION
     27 #define CONFIG_SYS_MAX_FLASH_BANKS_DETECT	1
     28 #define CONFIG_SYS_MAX_FLASH_SECT	512
     29 
     30 /*
     31  * NET options
     32  */
     33 #define CONFIG_SYS_RX_ETH_BUFFER	0
     34 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
     35 
     36 /*
     37  * BOOTP options
     38  */
     39 #define CONFIG_BOOTP_BOOTFILESIZE
     40 
     41 /*
     42  * FDT options
     43  */
     44 #define CONFIG_LMB
     45 
     46 /*
     47  * MEMORY ORGANIZATION
     48  * -Monitor at top of sdram.
     49  * -The heap is placed below the monitor
     50  * -The stack is placed below the heap (&grows down).
     51  */
     52 #define CONFIG_SYS_SDRAM_BASE		0xD0000000
     53 #define CONFIG_SYS_SDRAM_SIZE		0x08000000
     54 #define CONFIG_NR_DRAM_BANKS		1
     55 #define CONFIG_MONITOR_IS_IN_RAM
     56 #define CONFIG_SYS_MONITOR_LEN		0x80000	/* Reserve 512k */
     57 #define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_SDRAM_BASE + \
     58 					 CONFIG_SYS_SDRAM_SIZE - \
     59 					 CONFIG_SYS_MONITOR_LEN)
     60 #define CONFIG_SYS_MALLOC_LEN		0x20000
     61 
     62 /*
     63  * ENVIRONMENT -- Put environment in sector CONFIG_SYS_MONITOR_LEN above
     64  * CONFIG_SYS_RESET_ADDR, since we assume the monitor is stored at the
     65  * reset address, no? This will keep the environment in user region
     66  * of flash. NOTE: the monitor length must be multiple of sector size
     67  * (which is common practice).
     68  */
     69 
     70 #define CONFIG_ENV_SIZE			0x20000	/* 128k, 1 sector */
     71 #define CONFIG_ENV_OVERWRITE		/* Serial change Ok	*/
     72 #define CONFIG_ENV_ADDR			(0xe2800000 + CONFIG_SYS_MONITOR_LEN)
     73 
     74 /*
     75  * MISC
     76  */
     77 #define CONFIG_SYS_LOAD_ADDR		0xd4000000	/* Half of RAM */
     78 #define CONFIG_LOADADDR			CONFIG_SYS_LOAD_ADDR
     79 #define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
     80 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MONITOR_BASE - \
     81 					 CONFIG_ENV_SIZE - \
     82 					 CONFIG_SYS_MALLOC_LEN -	\
     83 					 0x10000)
     84 
     85 #endif /* __CONFIG_H */
     86