1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Configuation settings for the Freescale MCF5373 FireEngine board.
4  *
5  * Copyright (C) 2004-2007, 2012 Freescale Semiconductor, Inc.
6  * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
7  */
8 
9 /*
10  * board/config.h - configuration options, board specific
11  */
12 
13 #ifndef _M5373EVB_H
14 #define _M5373EVB_H
15 
16 #include <linux/stringify.h>
17 
18 /*
19  * High Level Configuration Options
20  * (easy to change)
21  */
22 
23 #define CONFIG_MCFUART
24 #define CONFIG_SYS_UART_PORT		(0)
25 
26 #undef CONFIG_WATCHDOG
27 #define CONFIG_WATCHDOG_TIMEOUT	3360	/* timeout in ms, max is 3.36 sec */
28 
29 #define CONFIG_SYS_UNIFY_CACHE
30 
31 #ifdef CONFIG_MCFFEC
32 #	define CONFIG_MII_INIT		1
33 #	define CONFIG_SYS_DISCOVER_PHY
34 #	define CONFIG_SYS_RX_ETH_BUFFER	8
35 #	define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
36 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */
37 #	ifndef CONFIG_SYS_DISCOVER_PHY
38 #		define FECDUPLEX	FULL
39 #		define FECSPEED		_100BASET
40 #	else
41 #		ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
42 #			define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
43 #		endif
44 #	endif			/* CONFIG_SYS_DISCOVER_PHY */
45 #endif
46 
47 #define CONFIG_MCFRTC
48 #undef RTC_DEBUG
49 
50 /* Timer */
51 #define CONFIG_MCFTMR
52 
53 /* I2C */
54 #define CONFIG_SYS_I2C
55 #define CONFIG_SYS_I2C_FSL
56 #define CONFIG_SYS_FSL_I2C_SPEED	80000
57 #define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
58 #define CONFIG_SYS_FSL_I2C_OFFSET	0x58000
59 #define CONFIG_SYS_IMMR		CONFIG_SYS_MBAR
60 
61 #define CONFIG_UDP_CHECKSUM
62 
63 #ifdef CONFIG_MCFFEC
64 #	define CONFIG_IPADDR	192.162.1.2
65 #	define CONFIG_NETMASK	255.255.255.0
66 #	define CONFIG_SERVERIP	192.162.1.1
67 #	define CONFIG_GATEWAYIP	192.162.1.1
68 #endif				/* FEC_ENET */
69 
70 #define CONFIG_HOSTNAME		"M5373EVB"
71 #define CONFIG_EXTRA_ENV_SETTINGS					\
72 	"netdev=eth0\0"			\
73 	"loadaddr=" __stringify(CONFIG_SYS_LOAD_ADDR) "\0"	\
74 	"u-boot=u-boot.bin\0"	\
75 	"load=tftp ${loadaddr) ${u-boot}\0"	\
76 	"upd=run load; run prog\0"	\
77 	"prog=prot off 0 3ffff;"	\
78 	"era 0 3ffff;"	\
79 	"cp.b ${loadaddr} 0 ${filesize};"	\
80 	"save\0"	\
81 	""
82 
83 #define CONFIG_PRAM		512	/* 512 KB */
84 
85 #define CONFIG_SYS_LOAD_ADDR		0x40010000
86 
87 #define CONFIG_SYS_CLK			80000000
88 #define CONFIG_SYS_CPU_CLK		CONFIG_SYS_CLK * 3
89 
90 #define CONFIG_SYS_MBAR		0xFC000000
91 
92 #define CONFIG_SYS_LATCH_ADDR		(CONFIG_SYS_CS1_BASE + 0x80000)
93 
94 /*
95  * Low Level Configuration Settings
96  * (address mappings, register initial values, etc.)
97  * You should know what you are doing if you make changes here.
98  */
99 /*-----------------------------------------------------------------------
100  * Definitions for initial stack pointer and data area (in DPRAM)
101  */
102 #define CONFIG_SYS_INIT_RAM_ADDR	0x80000000
103 #define CONFIG_SYS_INIT_RAM_SIZE	0x8000	/* Size of used area in internal SRAM */
104 #define CONFIG_SYS_INIT_RAM_CTRL	0x221
105 #define CONFIG_SYS_GBL_DATA_OFFSET	((CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) - 0x10)
106 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
107 
108 /*-----------------------------------------------------------------------
109  * Start addresses for the final memory configuration
110  * (Set up by the startup code)
111  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
112  */
113 #define CONFIG_SYS_SDRAM_BASE		0x40000000
114 #define CONFIG_SYS_SDRAM_SIZE		32	/* SDRAM size in MB */
115 #define CONFIG_SYS_SDRAM_CFG1		0x53722730
116 #define CONFIG_SYS_SDRAM_CFG2		0x56670000
117 #define CONFIG_SYS_SDRAM_CTRL		0xE1092000
118 #define CONFIG_SYS_SDRAM_EMOD		0x40010000
119 #define CONFIG_SYS_SDRAM_MODE		0x018D0000
120 
121 #define CONFIG_SYS_MONITOR_BASE	(CONFIG_SYS_FLASH_BASE + 0x400)
122 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor */
123 
124 #define CONFIG_SYS_BOOTPARAMS_LEN	64*1024
125 #define CONFIG_SYS_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc() */
126 
127 /*
128  * For booting Linux, the board info and command line data
129  * have to be in the first 8 MB of memory, since this is
130  * the maximum mapped by the Linux kernel during initialization ??
131  */
132 #define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
133 #define CONFIG_SYS_BOOTM_LEN		(CONFIG_SYS_SDRAM_SIZE << 20)
134 
135 /*-----------------------------------------------------------------------
136  * FLASH organization
137  */
138 #ifdef CONFIG_SYS_FLASH_CFI
139 #	define CONFIG_SYS_FLASH_SIZE		0x800000	/* Max size that the board might have */
140 #	define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_16BIT
141 #	define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of memory banks */
142 #	define CONFIG_SYS_MAX_FLASH_SECT	137	/* max number of sectors on one chip */
143 #endif
144 
145 #ifdef CONFIG_NANDFLASH_SIZE
146 #	define CONFIG_SYS_MAX_NAND_DEVICE	1
147 #	define CONFIG_SYS_NAND_BASE		CONFIG_SYS_CS2_BASE
148 #	define CONFIG_SYS_NAND_SIZE		1
149 #	define CONFIG_SYS_NAND_BASE_LIST	{ CONFIG_SYS_NAND_BASE }
150 #	define NAND_ALLOW_ERASE_ALL	1
151 #	define CONFIG_JFFS2_NAND	1
152 #	define CONFIG_JFFS2_DEV		"nand0"
153 #	define CONFIG_JFFS2_PART_SIZE	(CONFIG_SYS_CS2_MASK & ~1)
154 #	define CONFIG_JFFS2_PART_OFFSET	0x00000000
155 #endif
156 
157 #define CONFIG_SYS_FLASH_BASE		CONFIG_SYS_CS0_BASE
158 
159 /* Configuration for environment
160  * Environment is embedded in u-boot in the second sector of the flash
161  */
162 
163 #define LDS_BOARD_TEXT \
164 	. = DEFINED(env_offset) ? env_offset : .; \
165 	env/embedded.o(.text*);
166 
167 /*-----------------------------------------------------------------------
168  * Cache Configuration
169  */
170 #define CONFIG_SYS_CACHELINE_SIZE	16
171 
172 #define ICACHE_STATUS			(CONFIG_SYS_INIT_RAM_ADDR + \
173 					 CONFIG_SYS_INIT_RAM_SIZE - 8)
174 #define DCACHE_STATUS			(CONFIG_SYS_INIT_RAM_ADDR + \
175 					 CONFIG_SYS_INIT_RAM_SIZE - 4)
176 #define CONFIG_SYS_ICACHE_INV		(CF_CACR_CINVA)
177 #define CONFIG_SYS_CACHE_ACR0		(CONFIG_SYS_SDRAM_BASE | \
178 					 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
179 					 CF_ACR_EN | CF_ACR_SM_ALL)
180 #define CONFIG_SYS_CACHE_ICACR		(CF_CACR_EC | CF_CACR_CINVA | \
181 					 CF_CACR_DCM_P)
182 
183 /*-----------------------------------------------------------------------
184  * Chipselect bank definitions
185  */
186 /*
187  * CS0 - NOR Flash 1, 2, 4, or 8MB
188  * CS1 - CompactFlash and registers
189  * CS2 - NAND Flash 16, 32, or 64MB
190  * CS3 - Available
191  * CS4 - Available
192  * CS5 - Available
193  */
194 #define CONFIG_SYS_CS0_BASE		0
195 #define CONFIG_SYS_CS0_MASK		0x007f0001
196 #define CONFIG_SYS_CS0_CTRL		0x00001fa0
197 
198 #define CONFIG_SYS_CS1_BASE		0x10000000
199 #define CONFIG_SYS_CS1_MASK		0x001f0001
200 #define CONFIG_SYS_CS1_CTRL		0x002A3780
201 
202 #ifdef CONFIG_NANDFLASH_SIZE
203 #define CONFIG_SYS_CS2_BASE		0x20000000
204 #define CONFIG_SYS_CS2_MASK		((CONFIG_NANDFLASH_SIZE << 20) | 1)
205 #define CONFIG_SYS_CS2_CTRL		0x00001f60
206 #endif
207 
208 #endif				/* _M5373EVB_H */
209