1 /*
2  * (C) Copyright 2011 Logic Product Development <www.logicpd.com>
3  *	Peter Barada <peter.barada@logicpd.com>
4  *
5  * Configuration settings for the Logic OMAP35x/DM37x SOM LV/Torpedo
6  * reference boards.
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 
11 #ifndef __CONFIG_H
12 #define __CONFIG_H
13 
14 /* High Level Configuration Options */
15 
16 #define CONFIG_NR_DRAM_BANKS	2	/* CS1 may or may not be populated */
17 
18 #include <configs/ti_omap3_common.h>
19 
20 #ifdef CONFIG_SPL_BUILD
21 /* select serial console configuration for SPL */
22 #define CONFIG_SYS_NS16550_COM1                OMAP34XX_UART1
23 #endif
24 
25 
26 /*
27  * We are only ever GP parts and will utilize all of the "downloaded image"
28  * area in SRAM which starts at 0x40200000 and ends at 0x4020FFFF (64KB) in
29  * order to allow for BCH8 to fit in.
30  */
31 #undef CONFIG_SPL_TEXT_BASE
32 #define CONFIG_SPL_TEXT_BASE		0x40200000
33 
34 #define CONFIG_MISC_INIT_R		/* misc_init_r dumps the die id */
35 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs */
36 #define CONFIG_SETUP_MEMORY_TAGS
37 #define CONFIG_INITRD_TAG
38 #define CONFIG_REVISION_TAG
39 
40 /* Hardware drivers */
41 
42 /* I2C */
43 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50	/* EEPROM AT24C64      */
44 
45 /* Board NAND Info. */
46 #ifdef CONFIG_NAND
47 #define CONFIG_SYS_NAND_ADDR		NAND_BASE /* physical address */
48 						  /* to access nand */
49 #define CONFIG_SYS_MAX_NAND_DEVICE	1	  /* Max number of */
50 						  /* NAND devices */
51 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
52 #define CONFIG_SYS_NAND_PAGE_COUNT	64
53 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
54 #define CONFIG_SYS_NAND_OOBSIZE		64
55 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128 * 1024)
56 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
57 #define CONFIG_SYS_NAND_ECCPOS		{2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, \
58 					 13, 14, 16, 17, 18, 19, 20, 21, 22, \
59 					 23, 24, 25, 26, 27, 28, 30, 31, 32, \
60 					 33, 34, 35, 36, 37, 38, 39, 40, 41, \
61 					 42, 44, 45, 46, 47, 48, 49, 50, 51, \
62 					 52, 53, 54, 55, 56}
63 
64 #define CONFIG_SYS_NAND_ECCSIZE		512
65 #define CONFIG_SYS_NAND_ECCBYTES	13
66 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
67 #define CONFIG_SYS_NAND_MAX_OOBFREE	2
68 #define CONFIG_SYS_NAND_MAX_ECCPOS	56
69 #define CONFIG_MTD_DEVICE		/* needed for mtdparts commands */
70 #define CONFIG_MTD_PARTITIONS		/* required for UBI partition support */
71 #endif
72 
73 /* Environment information */
74 
75 #define CONFIG_PREBOOT \
76 	"setenv preboot;"						\
77 	"saveenv;"
78 
79 #define CONFIG_EXTRA_ENV_SETTINGS \
80 	DEFAULT_LINUX_BOOT_ENV \
81 	"mtdids=" CONFIG_MTDIDS_DEFAULT "\0"	\
82 	"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
83 	"mmcdev=0\0" \
84 	"mmcroot=/dev/mmcblk0p2 rw\0" \
85 	"mmcrootfstype=ext4 rootwait\0" \
86 	"nandroot=ubi0:rootfs rw ubi.mtd=fs noinitrd\0" \
87 	"nandrootfstype=ubifs rootwait\0" \
88 	"autoboot=mmc dev ${mmcdev}; if mmc rescan; then " \
89 			"if run loadbootscript; then " \
90 				"run bootscript; " \
91 			"else " \
92 				"run defaultboot;" \
93 			"fi; " \
94 		"else run defaultboot; fi\0" \
95 	"defaultboot=run mmcramboot\0" \
96 	"consoledevice=ttyO0\0" \
97 	"setconsole=setenv console ${consoledevice},${baudrate}n8\0" \
98 	"dump_bootargs=echo 'Bootargs: '; echo $bootargs\0" \
99 	"rotation=0\0" \
100 	"vrfb_arg=if itest ${rotation} -ne 0; then " \
101 		"setenv bootargs ${bootargs} omapfb.vrfb=y " \
102 		"omapfb.rotate=${rotation}; " \
103 		"fi\0" \
104 	"optargs=ignore_loglevel early_printk no_console_suspend\0" \
105 	"common_bootargs=run setconsole; setenv bootargs " \
106 		"${bootargs} "\
107 		"console=${console} " \
108 		"${mtdparts} "\
109 		"${optargs}; " \
110 		"run vrfb_arg\0" \
111 	"loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
112 	"bootscript=echo 'Running bootscript from mmc ...'; " \
113 		"source ${loadaddr}\0" \
114 	"loadimage=mmc rescan; " \
115 		"load mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \
116 	"ramdisksize=64000\0" \
117 	"ramdiskimage=rootfs.ext2.gz.uboot\0" \
118 	"loadramdisk=mmc rescan; " \
119 		"load mmc ${mmcdev} ${rdaddr} ${ramdiskimage}\0" \
120 	"ramargs=setenv bootargs "\
121 		"root=/dev/ram rw ramdisk_size=${ramdisksize}\0" \
122 	"mmcargs=setenv bootargs "\
123 		"root=${mmcroot} rootfstype=${mmcrootfstype}\0" \
124 	"nandargs=setenv bootargs "\
125 		"root=${nandroot} " \
126 		"rootfstype=${nandrootfstype}\0" \
127 	"nfsargs=setenv serverip ${tftpserver}; " \
128 		"setenv bootargs root=/dev/nfs " \
129 		"nfsroot=${nfsrootpath} " \
130 		"ip=${ipaddr}:${tftpserver}:${gatewayip}:${netmask}::eth0:off\0" \
131 	"nfsrootpath=/opt/nfs-exports/omap\0" \
132 	"autoload=no\0" \
133 	"loadfdt=mmc rescan; " \
134 		"load mmc ${mmcdev} ${fdtaddr} ${fdtimage}\0" \
135 	"mmcbootcommon=echo Booting with DT from mmc${mmcdev} ...; " \
136 		"run mmcargs; " \
137 		"run common_bootargs; " \
138 		"run dump_bootargs; " \
139 		"run loadimage; " \
140 		"run loadfdt;\0 " \
141 	"mmcbootz=setenv bootfile zImage; " \
142 		"run mmcbootcommon; "\
143 		"bootz ${loadaddr} - ${fdtaddr}\0" \
144 	"mmcboot=setenv bootfile uImage; "\
145 		"run mmcbootcommon; "\
146 		"bootm ${loadaddr} - ${fdtaddr}\0" \
147 	"mmcrambootcommon=echo 'Booting kernel from MMC w/ramdisk...'; " \
148 		"run ramargs; " \
149 		"run common_bootargs; " \
150 		"run dump_bootargs; " \
151 		"run loadimage; " \
152 		"run loadfdt; " \
153 		"run loadramdisk\0" \
154 	"mmcramboot=setenv bootfile uImage; " \
155 		"run mmcrambootcommon; " \
156 		"bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
157 	"mmcrambootz=setenv bootfile zImage; " \
158 		"run mmcrambootcommon; " \
159 		"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
160 	"tftpboot=echo 'Booting kernel/ramdisk rootfs from tftp...'; " \
161 		"run ramargs; " \
162 		"run common_bootargs; " \
163 		"run dump_bootargs; " \
164 		"tftpboot ${loadaddr} ${zimage}; " \
165 		"tftpboot ${rdaddr} ${ramdiskimage}; " \
166 		"bootm ${loadaddr} ${rdaddr}\0" \
167 	"tftpbootz=echo 'Booting kernel NFS rootfs...'; " \
168 		"dhcp;" \
169 		"run nfsargs;" \
170 		"run common_bootargs;" \
171 		"run dump_bootargs;" \
172 		"tftpboot $loadaddr zImage;" \
173 		"bootz $loadaddr\0" \
174 	"nandbootcommon=echo 'Booting kernel from NAND...';" \
175 		"run nandargs;" \
176 		"run common_bootargs;" \
177 		"run dump_bootargs;" \
178 		"nand read ${loadaddr} kernel;" \
179 		"nand read ${fdtaddr} spl-os;\0" \
180 	"nandbootz=run nandbootcommon; "\
181 		"bootz ${loadaddr} - ${fdtaddr}\0"\
182 	"nandboot=run nandbootcommon; "\
183 		"bootm ${loadaddr} - ${fdtaddr}\0"\
184 
185 #define CONFIG_BOOTCOMMAND \
186 	"run autoboot"
187 
188 /* Miscellaneous configurable options */
189 
190 /* memtest works on */
191 #define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)
192 #define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + \
193 					0x01F00000) /* 31MB */
194 
195 /* FLASH and environment organization */
196 
197 /* **** PISMO SUPPORT *** */
198 #if defined(CONFIG_CMD_NAND)
199 #define CONFIG_SYS_FLASH_BASE		NAND_BASE
200 #endif
201 
202 /* Monitor at start of flash */
203 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
204 
205 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
206 
207 #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
208 #define CONFIG_ENV_OFFSET		0x260000
209 #define CONFIG_ENV_ADDR			0x260000
210 
211 /* Defines for SPL */
212 
213 /* NAND: SPL falcon mode configs */
214 #ifdef CONFIG_SPL_OS_BOOT
215 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS	0x280000
216 #endif
217 
218 #endif /* __CONFIG_H */
219