• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * am3517_evm.h - Default configuration for AM3517 EVM board.
4  *
5  * Author: Vaibhav Hiremath <hvaibhav@ti.com>
6  *
7  * Based on omap3_evm_config.h
8  *
9  * Copyright (C) 2010 Texas Instruments Incorporated
10  */
11 
12 #ifndef __CONFIG_H
13 #define __CONFIG_H
14 
15 #include <configs/ti_omap3_common.h>
16 
17 #define CONFIG_REVISION_TAG
18 
19 /* Hardware drivers */
20 
21 /* allow to overwrite serial and ethaddr */
22 #define CONFIG_ENV_OVERWRITE
23 
24 /*
25  * USB configuration
26  * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
27  * Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
28  */
29 #ifdef CONFIG_SPL_BUILD
30 #undef CONFIG_USB_EHCI_OMAP
31 #else
32 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO	57
33 #endif
34 
35 /* I2C */
36 
37 /* Ethernet */
38 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
39 #define CONFIG_BOOTP_DEFAULT
40 #define CONFIG_BOOTP_DNS2
41 #define CONFIG_BOOTP_SEND_HOSTNAME
42 #define CONFIG_NET_RETRY_COUNT		10
43 
44 /* Board NAND Info. */
45 #ifdef CONFIG_MTD_RAW_NAND
46 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
47 #define CONFIG_SYS_NAND_PAGE_COUNT	64
48 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
49 #define CONFIG_SYS_NAND_OOBSIZE		64
50 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128 * 1024)
51 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
52 #define CONFIG_SYS_NAND_ECCPOS		{ 2,  3,  4,  5,  6,  7,  8,  9, 10, \
53 					 11, 12, 13, 14, 16, 17, 18, 19, 20, \
54 					 21, 22, 23, 24, 25, 26, 27, 28, 30, \
55 					 31, 32, 33, 34, 35, 36, 37, 38, 39, \
56 					 40, 41, 42, 44, 45, 46, 47, 48, 49, \
57 					 50, 51, 52, 53, 54, 55, 56 }
58 
59 #define CONFIG_SYS_NAND_ECCSIZE		512
60 #define CONFIG_SYS_NAND_ECCBYTES	13
61 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
62 #define CONFIG_SYS_NAND_MAX_OOBFREE	2
63 #define CONFIG_SYS_NAND_MAX_ECCPOS	56
64 #define CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_TEXT_BASE
65 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x80000
66 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x2a0000
67 /* NAND block size is 128 KiB.  Synchronize these values with
68  * corresponding Device Tree entries in Linux:
69  *  MLO(SPL)             4 * NAND_BLOCK_SIZE = 512 KiB  @ 0x000000
70  *  U-Boot              15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
71  *  U-Boot environment   2 * NAND_BLOCK_SIZE = 256 KiB  @ 0x260000
72  *  Kernel              64 * NAND_BLOCK_SIZE = 8 MiB    @ 0x2A0000
73  *  DTB                  4 * NAND_BLOCK_SIZE = 512 KiB  @ 0xAA0000
74  *  RootFS              Remaining Flash Space           @ 0xB20000
75  */
76 #endif /* CONFIG_MTD_RAW_NAND */
77 
78 /* Environment information */
79 
80 #define CONFIG_BOOTFILE		"uImage"
81 
82 #define CONFIG_EXTRA_ENV_SETTINGS \
83 	"loadaddr=0x82000000\0" \
84 	"console=ttyS2,115200n8\0" \
85 	"fdtfile=am3517-evm.dtb\0" \
86 	"fdtaddr=0x82C00000\0" \
87 	"vram=16M\0" \
88 	"bootenv=uEnv.txt\0" \
89 	"cmdline=\0" \
90 	"optargs=\0" \
91 	"mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
92 	"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
93 	"mmcdev=0\0" \
94 	"mmcpart=1\0" \
95 	"mmcroot=/dev/mmcblk0p2 rw\0" \
96 	"mmcrootfstype=ext4 rootwait fixrtc\0" \
97 	"mmcargs=setenv bootargs console=${console} " \
98 		"${mtdparts} " \
99 		"${optargs} " \
100 		"root=${mmcroot} " \
101 		"rootfstype=${mmcrootfstype} " \
102 		"${cmdline}\0" \
103 	"nandargs=setenv bootargs console=${console} " \
104 		"${mtdparts} " \
105 		"${optargs} " \
106 		"root=ubi0:rootfs rw ubi.mtd=rootfs " \
107 		"rootfstype=ubifs rootwait " \
108 		"${cmdline}\0" \
109 	"loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
110 	"importbootenv=echo Importing environment from mmc ...; " \
111 		"env import -t ${loadaddr} ${filesize}\0" \
112 	"bootscript=echo Running bootscript from mmc ...; " \
113 		"source ${loadaddr}\0" \
114 	"loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
115 	"loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
116 	"mmcboot=echo Booting from mmc ...; " \
117 		"run mmcargs; " \
118 		"bootz ${loadaddr} - ${fdtaddr}\0" \
119 	"nandboot=echo Booting from nand ...; " \
120 		"run nandargs; " \
121 		"nand read ${loadaddr} 2a0000 800000; " \
122 		"nand read ${fdtaddr} aa0000 80000; " \
123 		"bootm ${loadaddr} - ${fdtaddr}\0" \
124 
125 #define CONFIG_BOOTCOMMAND \
126 	"mmc dev ${mmcdev}; if mmc rescan; then " \
127 		"echo SD/MMC found on device $mmcdev; " \
128 		"if run loadbootenv; then " \
129 			"run importbootenv; " \
130 		"fi; " \
131 		"echo Checking if uenvcmd is set ...; " \
132 		"if test -n $uenvcmd; then " \
133 			"echo Running uenvcmd ...; " \
134 			"run uenvcmd; " \
135 		"fi; " \
136 		"echo Running default loadimage ...; " \
137 		"setenv bootfile zImage; " \
138 		"if run loadimage; then " \
139 			"run loadfdt; " \
140 			"run mmcboot; " \
141 		"fi; " \
142 	"else run nandboot; fi"
143 
144 /* Miscellaneous configurable options */
145 
146 /* We set the max number of command args high to avoid HUSH bugs. */
147 #define CONFIG_SYS_MAXARGS		64
148 
149 /* Print Buffer Size */
150 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE \
151 					+ sizeof(CONFIG_SYS_PROMPT) + 16)
152 /* Boot Argument Buffer Size */
153 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
154 
155 /* memtest works on */
156 #define CONFIG_SYS_MEMTEST_START	(OMAP34XX_SDRC_CS0)
157 #define CONFIG_SYS_MEMTEST_END		(OMAP34XX_SDRC_CS0 + \
158 					0x01F00000) /* 31MB */
159 
160 /* Physical Memory Map */
161 #define CONFIG_SYS_CS0_SIZE		(256 * 1024 * 1024)
162 
163 /* FLASH and environment organization */
164 
165 /* **** PISMO SUPPORT *** */
166 #define CONFIG_SYS_MAX_FLASH_SECT	520	/* max number of sectors */
167 						/* on one chip */
168 #define CONFIG_SYS_MAX_FLASH_BANKS	2	/* max number of flash banks */
169 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 2 sectors */
170 
171 #if defined(CONFIG_MTD_RAW_NAND)
172 #define CONFIG_SYS_FLASH_BASE		NAND_BASE
173 #endif
174 
175 /* Monitor at start of flash */
176 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
177 
178 #define CONFIG_SYS_ENV_SECT_SIZE	(128 << 10)	/* 128 KiB */
179 
180 /* Defines for SPL */
181 
182 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION	1
183 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME		"u-boot.img"
184 
185 #define CONFIG_SPL_NAND_BASE
186 #define CONFIG_SPL_NAND_DRIVERS
187 #define CONFIG_SPL_NAND_ECC
188 
189 #endif /* __CONFIG_H */
190